From ed1c80ce465abeca01589a657fc66ff79b18a59e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 3 Oct 2025 20:23:04 +0000 Subject: [PATCH 01/65] Add Tokio runtime and time-related adapter implementations - Introduced `TokioAdapter` for async task spawning and execution. - Implemented time-related capabilities including timestamps and sleep. - Updated feature flags in `Cargo.toml` for tracing and optional dependencies. --- aimdb-tokio-adapter/Cargo.toml | 6 +- aimdb-tokio-adapter/src/lib.rs | 46 +++++-- aimdb-tokio-adapter/src/runtime.rs | 204 +++++++++++++++++++++++++++++ aimdb-tokio-adapter/src/time.rs | 69 ++++++++++ 4 files changed, 311 insertions(+), 14 deletions(-) create mode 100644 aimdb-tokio-adapter/src/runtime.rs create mode 100644 aimdb-tokio-adapter/src/time.rs diff --git a/aimdb-tokio-adapter/Cargo.toml b/aimdb-tokio-adapter/Cargo.toml index f610e168..ea389f3e 100644 --- a/aimdb-tokio-adapter/Cargo.toml +++ b/aimdb-tokio-adapter/Cargo.toml @@ -18,7 +18,7 @@ default = ["tokio-runtime"] tokio-runtime = ["tokio", "aimdb-core/tokio-runtime"] # Observability features -tracing = ["aimdb-core/tracing"] +tracing = ["aimdb-core/tracing", "dep:tracing"] metrics = ["aimdb-core/metrics", "tokio-runtime"] # Testing features @@ -36,6 +36,10 @@ tokio = { workspace = true, optional = true, features = [ "rt-multi-thread", ] } +# Observability (optional) +tracing = { workspace = true, optional = true } + [dev-dependencies] # For async testing tokio-test = { workspace = true } +futures = { workspace = true } diff --git a/aimdb-tokio-adapter/src/lib.rs b/aimdb-tokio-adapter/src/lib.rs index 6902de3c..201a9561 100644 --- a/aimdb-tokio-adapter/src/lib.rs +++ b/aimdb-tokio-adapter/src/lib.rs @@ -6,7 +6,7 @@ //! # Features //! //! - **Tokio Integration**: Seamless integration with Tokio async executor -//! - **Timeout Support**: Comprehensive timeout handling with `tokio::time` +//! - **Time Support**: Timestamp, sleep, and delayed task capabilities with `tokio::time` //! - **Error Handling**: Tokio-specific error conversions and handling //! - **Std Compatible**: Designed for environments with full standard library //! @@ -18,26 +18,40 @@ //! The adapter extends AimDB's core functionality without requiring tokio //! dependencies in the core crate. It provides: //! -//! - Runtime error constructors for Tokio-specific failures -//! - Automatic conversions from tokio error types +//! - **Runtime Module**: Core async task spawning with `RuntimeAdapter` +//! - **Time Module**: Time-related capabilities like timestamps and sleep +//! - **Error Module**: Runtime error constructors and conversions //! - Rich error descriptions leveraging std formatting capabilities //! //! # Usage //! //! ```rust,no_run -//! use aimdb_core::DbError; -//! use aimdb_tokio_adapter::{TokioErrorSupport, TokioErrorConverter}; +//! use aimdb_tokio_adapter::TokioAdapter; +//! use aimdb_core::{RuntimeAdapter, DelayCapableAdapter, time::{SleepCapable, TimestampProvider}}; //! use std::time::Duration; //! -//! // Create runtime-specific errors -//! let timeout_error = DbError::from_timeout_error(0x01, Duration::from_millis(5000)); -//! let runtime_error = DbError::from_runtime_error(0x01, "Runtime not available"); -//! let task_error = DbError::from_task_error(0x02, "Task cancelled"); -//! let io_error = DbError::from_io_error(0x01, "Connection refused"); +//! #[tokio::main] +//! async fn main() -> aimdb_core::DbResult<()> { +//! // Create adapter +//! let adapter = TokioAdapter::new()?; //! -//! // Use converter functions -//! let timeout = TokioErrorConverter::timeout_error(Duration::from_millis(1000)); -//! let unavailable = TokioErrorConverter::runtime_unavailable(); +//! // Spawn async tasks +//! let result = adapter.spawn_task(async { +//! Ok::(42) +//! }).await?; +//! +//! // Use time capabilities +//! let timestamp = adapter.now(); +//! adapter.sleep(Duration::from_millis(100)).await; +//! +//! // Use delayed task spawning +//! adapter.spawn_delayed_task( +//! async { Ok::<(), aimdb_core::DbError>(()) }, +//! Duration::from_millis(500) +//! ).await?; +//! +//! Ok(()) +//! } //! ``` //! //! # Error Code Ranges @@ -50,5 +64,11 @@ //! - **I/O**: 0x7400-0x74FF mod error; +mod runtime; +#[cfg(feature = "tokio-runtime")] +mod time; pub use error::{TokioErrorConverter, TokioErrorSupport}; + +#[cfg(feature = "tokio-runtime")] +pub use runtime::TokioAdapter; diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs new file mode 100644 index 00000000..c15de6ed --- /dev/null +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -0,0 +1,204 @@ +//! Tokio Runtime Adapter for AimDB +//! +//! This module provides the Tokio-specific implementation of AimDB's runtime traits, +//! enabling async task spawning and execution in std environments using Tokio. + +use aimdb_core::{DbError, DbResult, DelayCapableAdapter, RuntimeAdapter}; +use core::future::Future; +use std::time::Duration; + +#[cfg(feature = "tracing")] +use tracing::{debug, warn}; + +/// Tokio runtime adapter for async task spawning in std environments +/// +/// The TokioAdapter provides AimDB's runtime interface for Tokio-based +/// applications, focusing on task spawning capabilities that leverage Tokio's +/// async executor and scheduling infrastructure. +/// +/// This module provides the core RuntimeAdapter and DelayCapableAdapter implementations. +/// For time-related capabilities (timestamps, sleep), see the `time` module. +/// +/// # Features +/// - Task spawning with Tokio executor integration +/// - Delayed task spawning with `tokio::time::sleep` +/// - Tracing integration for observability (when `tracing` feature enabled) +/// - Zero-cost abstraction over Tokio's async runtime +/// +/// # Example +/// ```rust,no_run +/// use aimdb_tokio_adapter::TokioAdapter; +/// use aimdb_core::RuntimeAdapter; +/// +/// #[tokio::main] +/// async fn main() -> aimdb_core::DbResult<()> { +/// let adapter = TokioAdapter::new()?; +/// +/// let result = adapter.spawn_task(async { +/// Ok::<_, aimdb_core::DbError>(42) +/// }).await?; +/// +/// // Result: 42 +/// Ok(()) +/// } +/// ``` +#[cfg(feature = "tokio-runtime")] +#[derive(Debug, Clone, Copy)] +pub struct TokioAdapter; + +#[cfg(feature = "tokio-runtime")] +impl TokioAdapter { + /// Creates a new TokioAdapter + /// + /// # Returns + /// `Ok(TokioAdapter)` - Tokio adapters are lightweight and cannot fail + /// + /// # Example + /// ```rust,no_run + /// use aimdb_tokio_adapter::TokioAdapter; + /// use aimdb_core::RuntimeAdapter; + /// + /// let adapter = TokioAdapter::new()?; + /// # Ok::<_, aimdb_core::DbError>(()) + /// ``` + pub fn new() -> DbResult { + #[cfg(feature = "tracing")] + debug!("Creating TokioAdapter"); + + Ok(Self) + } + + /// Spawns an async task on the Tokio executor + /// + /// This method provides the core task spawning functionality for Tokio-based + /// applications. Tasks are spawned on the Tokio executor, which handles + /// scheduling and execution across available threads. + /// + /// # Arguments + /// * `task` - The async task to spawn + /// + /// # Returns + /// `DbResult` where T is the task's success type + /// + /// # Example + /// ```rust,no_run + /// use aimdb_tokio_adapter::TokioAdapter; + /// use aimdb_core::RuntimeAdapter; + /// + /// # #[tokio::main] + /// # async fn main() -> aimdb_core::DbResult<()> { + /// let adapter = TokioAdapter::new()?; + /// + /// let result = adapter.spawn_task(async { + /// // Some async work + /// Ok::(42) + /// }).await?; + /// + /// // Result: 42 + /// # Ok(()) + /// # } + /// ``` + pub async fn spawn_task(&self, task: F) -> DbResult + where + F: Future> + Send + 'static, + T: Send + 'static, + { + #[cfg(feature = "tracing")] + debug!("Spawning async task"); + + let handle = tokio::task::spawn(task); + + match handle.await { + Ok(result) => { + #[cfg(feature = "tracing")] + match &result { + Ok(_) => debug!("Async task completed successfully"), + Err(e) => warn!(?e, "Async task failed"), + } + result + } + Err(join_error) => { + #[cfg(feature = "tracing")] + warn!(?join_error, "Task join failed"); + + use crate::TokioErrorSupport; + Err(DbError::from_join_error(join_error)) + } + } + } +} + +#[cfg(feature = "tokio-runtime")] +impl Default for TokioAdapter { + fn default() -> Self { + Self::new().expect("TokioAdapter::default() should not fail") + } +} + +// Trait implementations for the core adapter interfaces + +#[cfg(feature = "tokio-runtime")] +impl RuntimeAdapter for TokioAdapter { + fn spawn_task(&self, task: F) -> impl Future> + Send + where + F: Future> + Send + 'static, + T: Send + 'static, + { + self.spawn_task(task) + } + + fn new() -> DbResult { + Self::new() + } +} + +#[cfg(feature = "tokio-runtime")] +impl DelayCapableAdapter for TokioAdapter { + type Duration = Duration; + + /// Spawns a task that begins execution after the specified delay + /// + /// This implementation uses `tokio::time::sleep` to create the delay + /// before executing the provided task. + /// + /// # Arguments + /// * `task` - The async task to spawn after the delay + /// * `delay` - How long to wait before starting task execution + /// + /// # Returns + /// `DbResult` where T is the task's success type + /// + /// # Example + /// ```rust,no_run + /// use aimdb_tokio_adapter::TokioAdapter; + /// use aimdb_core::DelayCapableAdapter; + /// use std::time::Duration; + /// + /// # #[tokio::main] + /// # async fn main() -> aimdb_core::DbResult<()> { + /// let adapter = TokioAdapter::new()?; + /// + /// let result = adapter.spawn_delayed_task( + /// async { Ok::(42) }, + /// Duration::from_millis(100) + /// ).await?; + /// + /// assert_eq!(result, 42); + /// # Ok(()) + /// # } + /// ``` + fn spawn_delayed_task( + &self, + task: F, + delay: Self::Duration, + ) -> impl Future> + Send + where + F: Future> + Send + 'static, + T: Send + 'static, + { + async move { + tokio::time::sleep(delay).await; + task.await + } + } +} diff --git a/aimdb-tokio-adapter/src/time.rs b/aimdb-tokio-adapter/src/time.rs new file mode 100644 index 00000000..0d492c94 --- /dev/null +++ b/aimdb-tokio-adapter/src/time.rs @@ -0,0 +1,69 @@ +//! Tokio Time-related Adapter Implementations +//! +//! This module provides Tokio-specific implementations of time-related traits +//! from aimdb-core, including timestamps and sleep capabilities. + +use aimdb_core::time::{SleepCapable, TimestampProvider}; +use core::future::Future; +use std::time::{Duration, Instant}; + +use crate::TokioAdapter; + +/// Implementation of TimestampProvider for TokioAdapter +/// +/// Uses `std::time::Instant` to provide high-resolution timestamps +/// suitable for performance measurement and timing operations. +#[cfg(feature = "tokio-runtime")] +impl TimestampProvider for TokioAdapter { + type Instant = Instant; + + /// Gets the current timestamp using `std::time::Instant::now()` + /// + /// # Returns + /// Current timestamp as `std::time::Instant` + /// + /// # Example + /// ```rust,no_run + /// use aimdb_tokio_adapter::TokioAdapter; + /// use aimdb_core::time::TimestampProvider; + /// + /// let adapter = TokioAdapter::new().unwrap(); + /// let timestamp = adapter.now(); + /// ``` + fn now(&self) -> Self::Instant { + Instant::now() + } +} + +/// Implementation of SleepCapable for TokioAdapter +/// +/// Provides non-blocking sleep capabilities using `tokio::time::sleep`, +/// which pauses execution without blocking the async runtime. +#[cfg(feature = "tokio-runtime")] +impl SleepCapable for TokioAdapter { + type Duration = Duration; + + /// Pauses execution for the specified duration using `tokio::time::sleep` + /// + /// # Arguments + /// * `duration` - How long to pause execution + /// + /// # Returns + /// A future that completes after the specified duration + /// + /// # Example + /// ```rust,no_run + /// use aimdb_tokio_adapter::TokioAdapter; + /// use aimdb_core::time::SleepCapable; + /// use std::time::Duration; + /// + /// # #[tokio::main] + /// # async fn main() { + /// let adapter = TokioAdapter::new().unwrap(); + /// adapter.sleep(Duration::from_millis(100)).await; + /// # } + /// ``` + fn sleep(&self, duration: Self::Duration) -> impl Future + Send { + tokio::time::sleep(duration) + } +} From cbfb7f87058b1782de99d90573d1afca332fccab Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 3 Oct 2025 20:23:39 +0000 Subject: [PATCH 02/65] Add Embassy runtime and time integration for AimDB --- aimdb-embassy-adapter/Cargo.toml | 16 ++- aimdb-embassy-adapter/src/lib.rs | 9 ++ aimdb-embassy-adapter/src/runtime.rs | 168 +++++++++++++++++++++++++++ aimdb-embassy-adapter/src/time.rs | 126 ++++++++++++++++++++ 4 files changed, 317 insertions(+), 2 deletions(-) create mode 100644 aimdb-embassy-adapter/src/runtime.rs create mode 100644 aimdb-embassy-adapter/src/time.rs diff --git a/aimdb-embassy-adapter/Cargo.toml b/aimdb-embassy-adapter/Cargo.toml index ec1dcb5f..32a0dc6b 100644 --- a/aimdb-embassy-adapter/Cargo.toml +++ b/aimdb-embassy-adapter/Cargo.toml @@ -17,7 +17,7 @@ embassy-runtime = [ ] # Observability features (no_std compatible) -tracing = ["aimdb-core/tracing"] +tracing = ["aimdb-core/tracing", "dep:tracing"] # Note: std feature is intentionally kept but will cause build.rs to fail if enabled # This provides clear error messages when accidentally enabled @@ -40,6 +40,18 @@ embedded-hal = { workspace = true } embedded-hal-async = { workspace = true } embedded-hal-nb = { workspace = true } +# Observability (optional, no_std compatible) +tracing = { workspace = true, optional = true, default-features = false } + [dev-dependencies] -# For testing on embedded targets +# For testing on embedded targets heapless = "0.9.1" + +# Utilities for async testing +futures = "0.3" + +# For tracing tests +tracing-test = "0.2" + +# Random number generation for tests +rand = "0.8" diff --git a/aimdb-embassy-adapter/src/lib.rs b/aimdb-embassy-adapter/src/lib.rs index a7c57670..9e70d93d 100644 --- a/aimdb-embassy-adapter/src/lib.rs +++ b/aimdb-embassy-adapter/src/lib.rs @@ -61,5 +61,14 @@ #[cfg(not(feature = "std"))] mod error; +#[cfg(not(feature = "std"))] +mod runtime; + +#[cfg(all(not(feature = "std"), feature = "embassy-time"))] +pub mod time; + #[cfg(not(feature = "std"))] pub use error::{EmbassyErrorConverter, EmbassyErrorSupport}; + +#[cfg(all(not(feature = "std"), feature = "embassy-runtime"))] +pub use runtime::EmbassyAdapter; diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs new file mode 100644 index 00000000..54351582 --- /dev/null +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -0,0 +1,168 @@ +//! Embassy Runtime Adapter for AimDB +//! +//! This module provides the Embassy-specific implementation of AimDB's runtime traits, +//! enabling async task spawning and execution in embedded environments using Embassy. + +use aimdb_core::{DbResult, DelayCapableAdapter, RuntimeAdapter}; +use core::future::Future; + +#[cfg(feature = "tracing")] +use tracing::{debug, warn}; + +#[cfg(feature = "embassy-time")] +use embassy_time::{Duration, Timer}; + +/// Embassy runtime adapter for async task spawning in embedded systems +/// +/// The EmbassyAdapter provides AimDB's runtime interface for Embassy-based embedded +/// applications, focusing on task spawning capabilities that leverage Embassy's +/// async executor and scheduling infrastructure. +/// +/// # Features +/// - Task spawning with Embassy executor integration +/// - Delayed task spawning (when `embassy-time` feature enabled) +/// - Tracing integration for observability (when `tracing` feature enabled) +/// - Zero-allocation error handling for resource-constrained environments +/// +/// # Example +/// ```rust,no_run +/// # #[cfg(not(feature = "std"))] +/// # { +/// use aimdb_embassy_adapter::EmbassyAdapter; +/// use aimdb_core::RuntimeAdapter; +/// +/// # async fn example() -> aimdb_core::DbResult<()> { +/// let adapter = EmbassyAdapter::new()?; +/// +/// let result = adapter.spawn_task(async { +/// Ok::<_, aimdb_core::DbError>(42) +/// }).await?; +/// +/// // Result: 42 +/// # Ok(()) +/// # } +/// # } +/// ``` +#[derive(Debug, Clone, Copy)] +pub struct EmbassyAdapter; + +impl EmbassyAdapter { + /// Creates a new EmbassyAdapter + /// + /// # Returns + /// `Ok(EmbassyAdapter)` - Embassy adapters are lightweight and cannot fail + /// + /// # Example + /// ```rust,no_run + /// # #[cfg(not(feature = "std"))] + /// # { + /// use aimdb_embassy_adapter::EmbassyAdapter; + /// use aimdb_core::RuntimeAdapter; + /// + /// # fn example() -> aimdb_core::DbResult<()> { + /// let adapter = EmbassyAdapter::new()?; + /// # Ok(()) + /// # } + /// # } + /// ``` + pub fn new() -> DbResult { + #[cfg(feature = "tracing")] + debug!("Creating EmbassyAdapter"); + + Ok(Self) + } + + /// Spawns an async task on the Embassy executor + /// + /// This method provides the core task spawning functionality for Embassy-based + /// applications. In Embassy environments, tasks are typically spawned using + /// the executor's spawn functionality, but since we're in a library context, + /// we simply execute the task directly as Embassy handles the scheduling. + /// + /// # Arguments + /// * `task` - The async task to spawn + /// + /// # Returns + /// `DbResult` where T is the task's success type + /// + /// # Example + /// ```rust,no_run + /// # #[cfg(not(feature = "std"))] + /// # { + /// use aimdb_embassy_adapter::EmbassyAdapter; + /// use aimdb_core::RuntimeAdapter; + /// + /// # async fn example() -> aimdb_core::DbResult<()> { + /// let adapter = EmbassyAdapter::new()?; + /// + /// let result = adapter.spawn_task(async { + /// // Some async work + /// Ok::(42) + /// }).await?; + /// + /// // Result: 42 + /// # Ok(()) + /// # } + /// # } + /// ``` + pub async fn spawn_task(&self, task: F) -> DbResult + where + F: Future> + Send + 'static, + T: Send + 'static, + { + #[cfg(feature = "tracing")] + debug!("Spawning async task"); + + let result = task.await; + + #[cfg(feature = "tracing")] + match &result { + Ok(_) => debug!("Async task completed successfully"), + Err(e) => warn!(?e, "Async task failed"), + } + + result + } +} + +impl Default for EmbassyAdapter { + fn default() -> Self { + Self::new().expect("EmbassyAdapter::default() should not fail") + } +} + +// Trait implementations for the core adapter interfaces + +impl RuntimeAdapter for EmbassyAdapter { + fn spawn_task(&self, task: F) -> impl Future> + Send + where + F: Future> + Send + 'static, + T: Send + 'static, + { + self.spawn_task(task) + } + + fn new() -> DbResult { + Self::new() + } +} + +#[cfg(feature = "embassy-time")] +impl DelayCapableAdapter for EmbassyAdapter { + type Duration = Duration; + + fn spawn_delayed_task( + &self, + task: F, + delay: Self::Duration, + ) -> impl Future> + Send + where + F: Future> + Send + 'static, + T: Send + 'static, + { + async move { + Timer::after(delay).await; + task.await + } + } +} diff --git a/aimdb-embassy-adapter/src/time.rs b/aimdb-embassy-adapter/src/time.rs new file mode 100644 index 00000000..e4de699e --- /dev/null +++ b/aimdb-embassy-adapter/src/time.rs @@ -0,0 +1,126 @@ +//! Embassy Time Integration for AimDB +//! +//! This module provides Embassy-specific implementations of AimDB's time traits, +//! enabling embedded applications to use timing functionality with Embassy's +//! time driver and timer primitives. + +use aimdb_core::time::{SleepCapable, TimestampProvider}; +use core::future::Future; + +#[cfg(feature = "embassy-time")] +use embassy_time::{Duration, Instant, Timer}; + +#[cfg(feature = "tracing")] +use tracing::{debug, trace}; + +/// Time provider implementing both timestamp and sleep capabilities +/// +/// This provider uses Embassy's time driver to provide both timestamp and sleep +/// functionality in embedded environments. It integrates with Embassy's timer +/// system and works without requiring std. +/// +/// # Example +/// ```rust,no_run +/// # #[cfg(all(not(feature = "std"), feature = "embassy-time"))] +/// # { +/// use aimdb_embassy_adapter::time::TimeProvider; +/// use aimdb_core::time::{TimestampProvider, SleepCapable}; +/// use embassy_time::Duration; +/// +/// # async fn example() { +/// let provider = TimeProvider::new(); +/// +/// // Use as timestamp provider +/// let timestamp = provider.now(); +/// +/// // Use as sleep provider +/// provider.sleep(Duration::from_millis(50)).await; +/// # } +/// # } +/// ``` +#[cfg(feature = "embassy-time")] +#[derive(Debug, Clone, Copy)] +pub struct TimeProvider; + +#[cfg(feature = "embassy-time")] +impl TimeProvider { + /// Creates a new time provider + pub const fn new() -> Self { + Self + } +} + +#[cfg(feature = "embassy-time")] +impl TimestampProvider for TimeProvider { + type Instant = Instant; + + fn now(&self) -> Self::Instant { + #[cfg(feature = "tracing")] + trace!("Getting timestamp"); + + Instant::now() + } +} + +#[cfg(feature = "embassy-time")] +impl SleepCapable for TimeProvider { + type Duration = Duration; + + fn sleep(&self, duration: Self::Duration) -> impl Future + Send { + #[cfg(feature = "tracing")] + debug!(duration_ms = duration.as_millis(), "Starting sleep"); + + Timer::after(duration) + } +} + +/// Utility functions for Embassy time operations +/// +/// These functions provide convenient ways to perform common time-based +/// operations using Embassy's time primitives. +pub mod utils { + #[cfg(feature = "embassy-time")] + use super::*; + + /// Measures execution time using the time provider + /// + /// This is a convenience function that uses Embassy's timing system + /// to measure how long an async operation takes to complete. + /// + /// # Returns + /// A tuple containing (result, start_instant, end_instant) + /// + /// # Example + /// ```rust,no_run + /// # #[cfg(all(not(feature = "std"), feature = "embassy-time"))] + /// # { + /// use aimdb_embassy_adapter::time::utils; + /// + /// # async fn example() { + /// let (result, start, end) = utils::measure_async(async { + /// // Some async work + /// 42 + /// }).await; + /// + /// // Calculate duration if needed + /// // let duration = end - start; // This depends on Embassy's Instant implementation + /// # } + /// # } + /// ``` + #[cfg(feature = "embassy-time")] + pub async fn measure_async(operation: F) -> (T, Instant, Instant) + where + F: Future, + { + let provider = TimeProvider::new(); + aimdb_core::time::utils::measure_async(&provider, operation).await + } + + /// Creates a timeout error for time operations + /// + /// This provides a timeout error that can be used when operations + /// exceed their time limits in embedded environments. + pub fn create_timeout_error() -> aimdb_core::DbError { + aimdb_core::time::utils::create_timeout_error("Embassy operation") + } +} From 2d258b0570ce4e3d6a7cef796467fcd9ec051166 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 3 Oct 2025 20:24:10 +0000 Subject: [PATCH 03/65] Add runtime adapter traits and time utilities for async operations --- Cargo.lock | 380 +++++++++++++++++++++++++++++++++++++- aimdb-core/Cargo.toml | 2 + aimdb-core/src/lib.rs | 4 + aimdb-core/src/runtime.rs | 148 +++++++++++++++ aimdb-core/src/time.rs | 234 +++++++++++++++++++++++ 5 files changed, 767 insertions(+), 1 deletion(-) create mode 100644 aimdb-core/src/runtime.rs create mode 100644 aimdb-core/src/time.rs diff --git a/Cargo.lock b/Cargo.lock index a16ac585..4fb15838 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -29,6 +29,15 @@ dependencies = [ "zerocopy", ] +[[package]] +name = "aho-corasick" +version = "1.1.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "8e60d3430d3a69478ad0993f19238d2df97c507009a52b3c10addcd7f6bcb916" +dependencies = [ + "memchr", +] + [[package]] name = "aimdb-cli" version = "0.1.0" @@ -57,20 +66,32 @@ dependencies = [ "embedded-hal 1.0.0", "embedded-hal-async", "embedded-hal-nb", + "futures", "heapless", + "rand", + "tracing", + "tracing-test", ] [[package]] name = "aimdb-examples" version = "0.1.0" +dependencies = [ + "aimdb-core", + "aimdb-embassy-adapter", + "aimdb-tokio-adapter", + "tokio", +] [[package]] name = "aimdb-tokio-adapter" version = "0.1.0" dependencies = [ "aimdb-core", + "futures", "tokio", "tokio-test", + "tracing", ] [[package]] @@ -101,6 +122,12 @@ dependencies = [ "syn", ] +[[package]] +name = "autocfg" +version = "1.5.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8" + [[package]] name = "backtrace" version = "0.3.76" @@ -286,12 +313,106 @@ version = "1.0.7" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1" +[[package]] +name = "futures" +version = "0.3.31" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "65bc07b1a8bc7c85c5f2e110c476c7389b4554ba72af57d8445ea63a576b0876" +dependencies = [ + "futures-channel", + "futures-core", + "futures-executor", + "futures-io", + "futures-sink", + "futures-task", + "futures-util", +] + +[[package]] +name = "futures-channel" +version = "0.3.31" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "2dff15bf788c671c1934e366d07e30c1814a8ef514e1af724a602e8a2fbe1b10" +dependencies = [ + "futures-core", + "futures-sink", +] + [[package]] name = "futures-core" version = "0.3.31" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "05f29059c0c2090612e8d742178b0580d2dc940c837851ad723096f87af6663e" +[[package]] +name = "futures-executor" +version = "0.3.31" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1e28d1d997f585e54aebc3f97d39e72338912123a67330d723fdbb564d646c9f" +dependencies = [ + "futures-core", + 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"memchr" version = "2.7.6" @@ -385,7 +537,7 @@ checksum = "78bed444cc8a2160f01cbcf811ef18cac863ad68ae8ca62092e8db51d51c761c" dependencies = [ "libc", "wasi", - "windows-sys", + "windows-sys 0.59.0", ] [[package]] @@ -403,6 +555,15 @@ version = "1.1.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "8d5439c4ad607c3c23abf66de8c8bf57ba8adcd1f129e699851a6e43935d339d" +[[package]] +name = "nu-ansi-term" +version = "0.50.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "d4a28e057d01f97e61255210fcff094d74ed0466038633e95017f5beb68e4399" +dependencies = [ + "windows-sys 0.52.0", +] + [[package]] name = "object" version = "0.37.3" @@ -418,18 +579,56 @@ version = "1.21.3" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d" +[[package]] +name = "parking_lot" +version = "0.12.4" +source = "registry+https://github.com/rust-lang/crates.io-index" 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"registry+https://github.com/rust-lang/crates.io-index" checksum = "7a2ae44ef20feb57a68b23d846850f861394c2e02dc425a50098ae8c90267589" +[[package]] +name = "smallvec" +version = "1.15.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03" + +[[package]] +name = "socket2" +version = "0.6.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "233504af464074f9d066d7b5416c5f9b894a5862a6506e306f7b816cdd6f1807" +dependencies = [ + "libc", + "windows-sys 0.59.0", +] + [[package]] name = "stable_deref_trait" version = "1.2.0" @@ -551,6 +846,15 @@ dependencies = [ "syn", ] +[[package]] +name = "thread_local" +version = "1.1.9" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "f60246a4944f24f6e018aa17cdeffb7818b76356965d03b07d6a9886e8962185" +dependencies = [ + "cfg-if", +] + [[package]] name = "tokio" version = "1.47.1" @@ -558,12 +862,17 @@ source 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= "2054a14f5307d601f88daf0553e1cbf472acc4f2c51afab632431cdcd72124d5" +dependencies = [ + "matchers", + "nu-ansi-term", + "once_cell", + "regex-automata", + "sharded-slab", + "smallvec", + "thread_local", + "tracing", + "tracing-core", + "tracing-log", +] + +[[package]] +name = "tracing-test" +version = "0.2.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "557b891436fe0d5e0e363427fc7f217abf9ccd510d5136549847bdcbcd011d68" +dependencies = [ + "tracing-core", + "tracing-subscriber", + "tracing-test-macro", +] + +[[package]] +name = "tracing-test-macro" +version = "0.2.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "04659ddb06c87d233c566112c1c9c5b9e98256d9af50ec3bc9c8327f873a7568" +dependencies = [ + "quote", + "syn", +] [[package]] name = "unicode-ident" @@ -623,6 +986,12 @@ version = "1.0.19" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f63a545481291138910575129486daeaf8ac54aee4387fe7906919f7830c7d9d" +[[package]] +name = "valuable" +version = "0.1.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ba73ea9cf16a25df0c8caa16c51acb937d5712a8429db78a3ee29d5dcacd3a65" + [[package]] name = "version_check" version = "0.9.5" @@ -647,6 +1016,15 @@ version = "0.2.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "45e46c0661abb7180e7b9c281db115305d49ca1709ab8242adf09666d2173c65" +[[package]] +name = "windows-sys" +version = "0.52.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "282be5f36a8ce781fad8c8ae18fa3f9beff57ec1b52cb3de0789201425d9a33d" +dependencies = [ + "windows-targets", +] + [[package]] name = "windows-sys" version = "0.59.0" diff --git a/aimdb-core/Cargo.toml b/aimdb-core/Cargo.toml index 0e164da7..3627a2d0 100644 --- a/aimdb-core/Cargo.toml +++ b/aimdb-core/Cargo.toml @@ -43,3 +43,5 @@ metrics = { workspace = true, optional = true } [dev-dependencies] # For no_std testing heapless = "0.9.1" +# For async testing +tokio = { workspace = true, features = ["macros", "rt", "time"] } diff --git a/aimdb-core/src/lib.rs b/aimdb-core/src/lib.rs index c7a807fe..37e246c0 100644 --- a/aimdb-core/src/lib.rs +++ b/aimdb-core/src/lib.rs @@ -7,6 +7,10 @@ #![cfg_attr(not(feature = "std"), no_std)] mod error; +mod runtime; +pub mod time; // Public API exports pub use error::{DbError, DbResult}; +pub use runtime::{DelayCapableAdapter, RuntimeAdapter}; +pub use time::{SleepCapable, TimestampProvider}; diff --git a/aimdb-core/src/runtime.rs b/aimdb-core/src/runtime.rs new file mode 100644 index 00000000..225972c8 --- /dev/null +++ b/aimdb-core/src/runtime.rs @@ -0,0 +1,148 @@ +//! Runtime adapter trait definitions for AimDB +//! +//! This module defines the core traits that runtime-specific adapters must implement +//! to provide async execution capabilities across different environments. + +use crate::DbResult; +use core::future::Future; + +/// Core trait for runtime adapters providing async execution capabilities +/// +/// This trait defines the essential interface that all AimDB runtime adapters +/// must implement, enabling the database to run on different async runtimes +/// while maintaining consistent behavior. +/// +/// # Design Philosophy +/// +/// - **Runtime Agnostic**: The core database doesn't depend on specific runtimes +/// - **Platform Flexible**: Works across std and no_std environments +/// - **Performance Focused**: Zero-cost abstractions where possible +/// - **Error Preserving**: Maintains full error context through async chains +/// - **Task Spawning**: Uses spawn semantics to leverage runtime schedulers +/// +/// # Implementations +/// +/// - `TokioAdapter`: For std environments using Tokio runtime +/// - `EmbassyAdapter`: For no_std embedded environments using Embassy +/// +/// # Example +/// +/// ```rust,no_run +/// use aimdb_core::{RuntimeAdapter, DbResult}; +/// +/// async fn execute_database_operation( +/// adapter: &A, +/// ) -> DbResult { +/// adapter.spawn_task(async { +/// // Database operation here +/// Ok("Operation completed".to_string()) +/// }).await +/// } +/// ``` +pub trait RuntimeAdapter { + /// Spawns an async task on the runtime and waits for its completion + /// + /// This is the core method that all adapters must implement to provide + /// task spawning capabilities with proper error handling and lifecycle management. + /// The `'static` lifetime bounds ensure tasks can be safely spawned without + /// lifetime dependencies. + /// + /// # Arguments + /// * `task` - The async task to spawn and execute + /// + /// # Returns + /// `DbResult` where T is the task's success type + /// + /// # Errors + /// - Task spawn failures converted to `DbError` + /// - Task cancellation or panic errors + /// - Any error propagated from the spawned task + fn spawn_task(&self, task: F) -> impl Future> + Send + where + F: Future> + Send + 'static, + T: Send + 'static; + + /// Creates a new adapter instance with default configuration + /// + /// # Returns + /// `Ok(Self)` on success, or `DbError` if adapter cannot be initialized + fn new() -> DbResult + where + Self: Sized; +} + +/// Trait for adapters that support delayed task spawning +/// +/// This trait provides the capability to spawn tasks that begin execution +/// after a specified delay, useful for scheduling and timing-based operations. +/// +/// # Availability +/// - **Tokio environments**: Full support with `tokio::time::sleep()` +/// - **Embassy environments**: Available when `embassy-time` feature is enabled +/// - **Basic environments**: Not available +pub trait DelayCapableAdapter: RuntimeAdapter { + /// Type representing a duration for this runtime + type Duration; + + /// Spawns a task that begins execution after the specified delay + /// + /// This method combines task spawning with delay scheduling, allowing + /// tasks to be queued for future execution. + /// + /// # Arguments + /// * `task` - The async task to spawn after the delay + /// * `delay` - How long to wait before starting task execution + /// + /// # Returns + /// `DbResult` where T is the task's success type + /// + /// # Errors + /// - Task spawn failures converted to `DbError` + /// - Delay/timing errors from the runtime + /// - Any error propagated from the delayed task + fn spawn_delayed_task( + &self, + task: F, + delay: Self::Duration, + ) -> impl Future> + Send + where + F: Future> + Send + 'static, + T: Send + 'static; +} + +#[cfg(test)] +mod tests { + #[cfg(feature = "std")] + mod std_tests { + use crate::{DbResult, RuntimeAdapter}; + use std::future::Future; + + // Mock adapter for testing trait definitions + struct MockAdapter; + + impl RuntimeAdapter for MockAdapter { + fn spawn_task(&self, task: F) -> impl Future> + Send + where + F: Future> + Send + 'static, + T: Send + 'static, + { + task + } + + fn new() -> DbResult { + Ok(MockAdapter) + } + } + + #[tokio::test] + async fn test_runtime_adapter_trait() { + let adapter = MockAdapter::new().unwrap(); + + let result = adapter + .spawn_task(async { Ok::(42) }) + .await; + + assert_eq!(result.unwrap(), 42); + } + } +} diff --git a/aimdb-core/src/time.rs b/aimdb-core/src/time.rs new file mode 100644 index 00000000..35788e65 --- /dev/null +++ b/aimdb-core/src/time.rs @@ -0,0 +1,234 @@ +//! Time and timing utilities for AimDB +//! +//! This module provides time-related traits and utilities for runtime adapters, +//! including timestamping, delays, and scheduling operations. + +use core::future::Future; + +/// Trait for adapters that provide current time information +/// +/// This trait enables adapters to provide timing information which can be +/// useful for timestamping, performance measurement, and scheduling. +/// +/// # Availability +/// - **Tokio environments**: Uses `std::time::Instant` +/// - **Embassy environments**: Uses `embassy_time::Instant` (when embassy-time feature enabled) +/// - **Basic environments**: May not be available depending on platform +pub trait TimestampProvider { + /// Type representing an instant in time for this runtime + type Instant; + + /// Gets the current timestamp according to the runtime's time source + /// + /// # Returns + /// Current timestamp as the runtime's Instant type + /// + /// # Example + /// ```rust,no_run + /// use aimdb_core::time::TimestampProvider; + /// + /// fn log_operation(provider: &T) { + /// let _timestamp = provider.now(); + /// // Use timestamp for logging, performance measurement, etc. + /// println!("Operation completed"); + /// } + /// ``` + fn now(&self) -> Self::Instant; +} + +/// Trait for adapters that support sleep/delay operations +/// +/// This trait provides the capability to pause execution for a specified duration, +/// useful for implementing delays, rate limiting, and timing-based control flow. +/// +/// # Availability +/// - **Tokio environments**: Full support with `tokio::time::sleep()` +/// - **Embassy environments**: Available when `embassy-time` feature is enabled +/// - **Basic environments**: Not available +pub trait SleepCapable { + /// Type representing a duration for this runtime + type Duration; + + /// Pauses execution for the specified duration + /// + /// This method provides a sleep/delay functionality that pauses the current + /// execution context without blocking other tasks. + /// + /// # Arguments + /// * `duration` - How long to pause execution + /// + /// # Returns + /// A future that completes after the specified duration + /// + /// # Example + /// ```rust,no_run + /// use aimdb_core::time::SleepCapable; + /// use std::time::Duration; + /// + /// async fn rate_limited_operation>( + /// sleeper: &S + /// ) { + /// println!("Starting operation..."); + /// sleeper.sleep(Duration::from_secs(1)).await; + /// println!("Operation completed after delay"); + /// } + /// ``` + fn sleep(&self, duration: Self::Duration) -> impl Future + Send; +} + +/// Utility functions for time-based operations +/// +/// This module provides convenience functions that work with the timing traits +/// to provide common time-based functionality across different platforms. +pub mod utils { + use super::*; + + /// Measures the execution time of an async operation using a timestamp provider + /// + /// This function works in both `std` and `no_std` environments by using the + /// provided `TimestampProvider` for timing measurements. The duration calculation + /// depends on the timestamp provider's `Instant` type supporting subtraction. + pub async fn measure_async(provider: &P, operation: F) -> (T, P::Instant, P::Instant) + where + F: Future, + P: TimestampProvider, + { + let start = provider.now(); + let result = operation.await; + let end = provider.now(); + (result, start, end) + } + + /// Creates a generic timeout error for operations that exceed their time limit + /// + /// This utility function provides a standard way to create timeout errors + /// without depending on specific runtime implementations. + pub fn create_timeout_error(_operation_name: &str) -> crate::DbError { + crate::DbError::ConnectionFailed { + #[cfg(feature = "std")] + endpoint: "timeout".to_string(), + #[cfg(feature = "std")] + reason: format!("{} operation timed out", _operation_name), + #[cfg(not(feature = "std"))] + _endpoint: (), + #[cfg(not(feature = "std"))] + _reason: (), + } + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[cfg(feature = "std")] + mod std_tests { + use super::*; + use std::time::Instant; + + // Mock providers for testing + struct MockTimestampProvider; + + impl TimestampProvider for MockTimestampProvider { + type Instant = Instant; + + fn now(&self) -> Self::Instant { + Instant::now() + } + } + + #[test] + fn test_timestamp_provider_trait() { + let provider = MockTimestampProvider; + let timestamp1 = provider.now(); + + // Timestamps should be valid Instant values + let timestamp2 = provider.now(); + + // Second timestamp should be greater than or equal to first + assert!(timestamp2 >= timestamp1); + } + + #[test] + fn test_timeout_error_creation() { + let error = utils::create_timeout_error("database query"); + + // Test error format for std feature + #[cfg(feature = "std")] + { + let error_string = format!("{}", error); + assert!(error_string.contains("database query operation timed out")); + } + } + + #[test] + fn test_measure_async_trait_based() { + let provider = MockTimestampProvider; + + // Test that we can measure with the trait-based approach + let runtime = tokio::runtime::Runtime::new().unwrap(); + let (result, start, end) = runtime.block_on(utils::measure_async(&provider, async { + // Simulate work with a small computation + let mut sum = 0; + for i in 0..1000 { + sum += i; + } + sum + })); + + assert_eq!(result, 499500); // Sum of 0..1000 + // End time should be greater than or equal to start time + assert!(end >= start); + } + } + + #[cfg(not(feature = "std"))] + mod no_std_tests { + use super::{utils, TimestampProvider}; + + // Mock timestamp provider for no_std testing + struct MockNoStdTimestampProvider { + counter: core::sync::atomic::AtomicU64, + } + + impl MockNoStdTimestampProvider { + fn new() -> Self { + Self { + counter: core::sync::atomic::AtomicU64::new(0), + } + } + } + + impl TimestampProvider for MockNoStdTimestampProvider { + type Instant = u64; + + fn now(&self) -> Self::Instant { + self.counter + .fetch_add(1, core::sync::atomic::Ordering::Relaxed) + } + } + + #[test] + fn test_timeout_error_creation_no_std() { + let _error = utils::create_timeout_error("operation"); + // In no_std mode, we just verify the error can be created + // without panicking + } + + #[test] + fn test_measure_async_no_std() { + // Test that measure_async works in no_std with a simple timestamp provider + let provider = MockNoStdTimestampProvider::new(); + + // Since we can't use tokio in no_std, we'll test the function signature + // and basic functionality without actually running async code + let future = async { + // Simulate some work + 42 + }; + + // This mainly tests that the function compiles and accepts the right types + let _ = utils::measure_async(&provider, future); + } + } +} From 153be15436a07ad4a5724ca0964d46dd1a88812c Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 3 Oct 2025 20:34:58 +0000 Subject: [PATCH 04/65] fix linter warnings --- Cargo.lock | 84 ---------------------------- aimdb-core/src/time.rs | 3 +- aimdb-embassy-adapter/src/runtime.rs | 1 + aimdb-embassy-adapter/src/time.rs | 7 +++ aimdb-tokio-adapter/src/runtime.rs | 1 + 5 files changed, 11 insertions(+), 85 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index 4fb15838..a3669b05 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -76,12 +76,6 @@ dependencies = [ [[package]] name = "aimdb-examples" version = "0.1.0" -dependencies = [ - "aimdb-core", - "aimdb-embassy-adapter", - "aimdb-tokio-adapter", - "tokio", -] [[package]] name = "aimdb-tokio-adapter" @@ -122,12 +116,6 @@ dependencies = [ "syn", ] -[[package]] -name = "autocfg" -version = "1.5.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8" - [[package]] name = "backtrace" version = "0.3.76" @@ -479,16 +467,6 @@ version = "0.4.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f5e54036fe321fd421e10d732f155734c4e4afd610dd556d9a82833ab3ee0bed" -[[package]] -name = "lock_api" -version = "0.4.13" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "96936507f153605bddfcda068dd804796c84324ed2510809e5b2a624c81da765" -dependencies = [ - "autocfg", - "scopeguard", -] - [[package]] name = "log" version = "0.4.28" @@ -579,29 +557,6 @@ version = "1.21.3" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d" -[[package]] -name = "parking_lot" -version = "0.12.4" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "70d58bf43669b5795d1576d0641cfb6fbb2057bf629506267a92807158584a13" -dependencies = [ - "lock_api", - "parking_lot_core", -] - -[[package]] -name = "parking_lot_core" -version = "0.9.11" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "bc838d2a56b5b1a6c25f55575dfc605fabb63bb2365f6c2353ef9159aa69e4a5" -dependencies = [ - "cfg-if", - "libc", - "redox_syscall", - "smallvec", - "windows-targets", -] - [[package]] name = "pin-project-lite" version = "0.2.16" @@ -677,15 +632,6 @@ dependencies = [ "getrandom", ] -[[package]] -name = "redox_syscall" -version = "0.5.17" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "5407465600fb0548f1442edf71dd20683c6ed326200ace4b1ef0763521bb3b77" -dependencies = [ - "bitflags", -] - [[package]] name = "regex-automata" version = "0.4.11" @@ -715,12 +661,6 @@ version = "1.0.20" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f" -[[package]] -name = "scopeguard" -version = "1.2.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49" - [[package]] name = "serde" version = "1.0.226" @@ -772,15 +712,6 @@ dependencies = [ "lazy_static", ] -[[package]] -name = "signal-hook-registry" -version = "1.4.6" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "b2a4719bff48cee6b39d12c020eeb490953ad2443b7055bd0b21fca26bd8c28b" -dependencies = [ - "libc", -] - [[package]] name = "slab" version = "0.4.11" @@ -793,16 +724,6 @@ version = "1.15.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03" -[[package]] -name = "socket2" -version = "0.6.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "233504af464074f9d066d7b5416c5f9b894a5862a6506e306f7b816cdd6f1807" -dependencies = [ - "libc", - "windows-sys 0.59.0", -] - [[package]] name = "stable_deref_trait" version = "1.2.0" @@ -862,17 +783,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "89e49afdadebb872d3145a5638b59eb0691ea23e46ca484037cfab3b76b95038" dependencies = [ "backtrace", - "bytes", "io-uring", "libc", "mio", - "parking_lot", "pin-project-lite", - "signal-hook-registry", "slab", - "socket2", "tokio-macros", - "windows-sys 0.59.0", ] [[package]] diff --git a/aimdb-core/src/time.rs b/aimdb-core/src/time.rs index 35788e65..8b289ae9 100644 --- a/aimdb-core/src/time.rs +++ b/aimdb-core/src/time.rs @@ -228,7 +228,8 @@ mod tests { }; // This mainly tests that the function compiles and accepts the right types - let _ = utils::measure_async(&provider, future); + // We explicitly drop the future since we can't await it in no_std tests + core::mem::drop(utils::measure_async(&provider, future)); } } } diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index 54351582..7ec55ef9 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -151,6 +151,7 @@ impl RuntimeAdapter for EmbassyAdapter { impl DelayCapableAdapter for EmbassyAdapter { type Duration = Duration; + #[allow(clippy::manual_async_fn)] fn spawn_delayed_task( &self, task: F, diff --git a/aimdb-embassy-adapter/src/time.rs b/aimdb-embassy-adapter/src/time.rs index e4de699e..3fec953e 100644 --- a/aimdb-embassy-adapter/src/time.rs +++ b/aimdb-embassy-adapter/src/time.rs @@ -50,6 +50,13 @@ impl TimeProvider { } } +#[cfg(feature = "embassy-time")] +impl Default for TimeProvider { + fn default() -> Self { + Self::new() + } +} + #[cfg(feature = "embassy-time")] impl TimestampProvider for TimeProvider { type Instant = Instant; diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs index c15de6ed..a6b8e5de 100644 --- a/aimdb-tokio-adapter/src/runtime.rs +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -187,6 +187,7 @@ impl DelayCapableAdapter for TokioAdapter { /// # Ok(()) /// # } /// ``` + #[allow(clippy::manual_async_fn)] fn spawn_delayed_task( &self, task: F, From 0ee6bc17bfdb82e9e5a080ff2d88cd12f3b15c14 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sat, 4 Oct 2025 14:46:49 +0000 Subject: [PATCH 05/65] add service macro --- Cargo.lock | 132 ++++++++++++++++++++++ Cargo.toml | 1 + aimdb-core/Cargo.toml | 3 + aimdb-core/src/lib.rs | 3 + aimdb-macros/Cargo.toml | 28 +++++ aimdb-macros/src/lib.rs | 94 ++++++++++++++++ aimdb-macros/src/service.rs | 214 ++++++++++++++++++++++++++++++++++++ 7 files changed, 475 insertions(+) create mode 100644 aimdb-macros/Cargo.toml create mode 100644 aimdb-macros/src/lib.rs create mode 100644 aimdb-macros/src/service.rs diff --git a/Cargo.lock b/Cargo.lock index a3669b05..81c44247 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -46,6 +46,7 @@ version = "0.1.0" name = "aimdb-core" version = "0.1.0" dependencies = [ + "aimdb-macros", "anyhow", "embassy-executor", "heapless", @@ -77,6 +78,16 @@ dependencies = [ name = "aimdb-examples" version = "0.1.0" +[[package]] +name = "aimdb-macros" +version = "0.1.0" +dependencies = [ + "proc-macro2", + "quote", + "syn", + "trybuild", +] + [[package]] name = "aimdb-tokio-adapter" version = "0.1.0" @@ -295,6 +306,12 @@ dependencies = [ "nb 1.1.0", ] +[[package]] +name = "equivalent" +version = "1.0.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f" + [[package]] name = "fnv" version = "1.0.7" @@ -407,6 +424,12 @@ version = "0.32.3" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "e629b9b98ef3dd8afe6ca2bd0f89306cec16d43d907889945bc5d6687f2f13c7" +[[package]] +name = "glob" +version = "0.3.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0cc23270f6e1808e30a928bdc84dea0b9b4136a8bc82338574f23baf47bbd280" + [[package]] name = "hash32" version = "0.3.1" @@ -416,6 +439,12 @@ dependencies = [ "byteorder", ] +[[package]] +name = "hashbrown" +version = "0.16.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5419bdc4f6a9207fbeba6d11b604d481addf78ecd10c11ad51e76c2f6482748d" + [[package]] name = "heapless" version = "0.9.1" @@ -432,6 +461,16 @@ version = "1.0.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "b9e0384b61958566e926dc50660321d12159025e767c18e043daf26b70104c39" +[[package]] +name = "indexmap" +version = "2.11.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "4b0f83760fb341a774ed326568e19f5a863af4a952def8c39f9ab92fd95b88e5" +dependencies = [ + "equivalent", + "hashbrown", +] + [[package]] name = "io-uring" version = "0.7.10" @@ -703,6 +742,15 @@ dependencies = [ "serde_core", ] +[[package]] +name = "serde_spanned" +version = "1.0.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5417783452c2be558477e104686f7de5dae53dba813c28435e0e70f82d9b04ee" +dependencies = [ + "serde_core", +] + [[package]] name = "sharded-slab" version = "0.1.7" @@ -747,6 +795,21 @@ dependencies = [ "unicode-ident", ] +[[package]] +name = "target-triple" +version = "0.1.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1ac9aa371f599d22256307c24a9d748c041e548cbf599f35d890f9d365361790" + +[[package]] +name = "termcolor" +version = "1.4.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "06794f8f6c5c898b3275aebefa6b8a1cb24cd2c6c79397ab15774837a0bc5755" +dependencies = [ + "winapi-util", +] + [[package]] name = "thiserror" version = "2.0.16" @@ -826,6 +889,45 @@ dependencies = [ "tokio-stream", ] +[[package]] +name = "toml" +version = "0.9.7" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "00e5e5d9bf2475ac9d4f0d9edab68cc573dc2fd644b0dba36b0c30a92dd9eaa0" +dependencies = [ + "indexmap", + "serde_core", + "serde_spanned", + "toml_datetime", + "toml_parser", + "toml_writer", + "winnow", +] + +[[package]] +name = "toml_datetime" +version = "0.7.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "32f1085dec27c2b6632b04c80b3bb1b4300d6495d1e129693bdda7d91e72eec1" +dependencies = [ + "serde_core", +] + +[[package]] +name = "toml_parser" +version = "1.0.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "4cf893c33be71572e0e9aa6dd15e6677937abd686b066eac3f8cd3531688a627" +dependencies = [ + "winnow", +] + +[[package]] +name = "toml_writer" +version = "1.0.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "d163a63c116ce562a22cda521fcc4d79152e7aba014456fb5eb442f6d6a10109" + [[package]] name = "tracing" version = "0.1.41" @@ -896,6 +998,21 @@ dependencies = [ "syn", ] +[[package]] +name = "trybuild" +version = "1.0.111" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0ded9fdb81f30a5708920310bfcd9ea7482ff9cba5f54601f7a19a877d5c2392" +dependencies = [ + "glob", + "serde", + "serde_derive", + "serde_json", + "target-triple", + "termcolor", + "toml", +] + [[package]] name = "unicode-ident" version = "1.0.19" @@ -926,6 +1043,15 @@ version = "0.11.1+wasi-snapshot-preview1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "ccf3ec651a847eb01de73ccad15eb7d99f80485de043efb2f370cd654f4ea44b" +[[package]] +name = "winapi-util" +version = "0.1.11" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22" +dependencies = [ + "windows-sys 0.59.0", +] + [[package]] name = "windows-link" version = "0.2.0" @@ -1014,6 +1140,12 @@ version = "0.52.6" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "589f6da84c646204747d1270a2a5661ea66ed1cced2631d546fdfb155959f9ec" +[[package]] +name = "winnow" +version = "0.7.13" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "21a0236b59786fed61e2a80582dd500fe61f18b5dca67a4a067d0bc9039339cf" + [[package]] name = "zerocopy" version = "0.8.27" diff --git a/Cargo.toml b/Cargo.toml index 4ec8b162..cab1c168 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -3,6 +3,7 @@ members = [ "aimdb-core", "aimdb-embassy-adapter", "aimdb-tokio-adapter", + "aimdb-macros", "tools/aimdb-cli", "examples", ] diff --git a/aimdb-core/Cargo.toml b/aimdb-core/Cargo.toml index 3627a2d0..f1be7a15 100644 --- a/aimdb-core/Cargo.toml +++ b/aimdb-core/Cargo.toml @@ -27,6 +27,9 @@ metrics = ["dep:metrics", "std"] test-utils = ["std"] [dependencies] +# Procedural macros (always available) +aimdb-macros = { path = "../aimdb-macros" } + # Error handling - only for std environments thiserror = { workspace = true, optional = true } anyhow = { workspace = true, optional = true } diff --git a/aimdb-core/src/lib.rs b/aimdb-core/src/lib.rs index 37e246c0..17869ef0 100644 --- a/aimdb-core/src/lib.rs +++ b/aimdb-core/src/lib.rs @@ -14,3 +14,6 @@ pub mod time; pub use error::{DbError, DbResult}; pub use runtime::{DelayCapableAdapter, RuntimeAdapter}; pub use time::{SleepCapable, TimestampProvider}; + +// Re-export procedural macros +pub use aimdb_macros::service; diff --git a/aimdb-macros/Cargo.toml b/aimdb-macros/Cargo.toml new file mode 100644 index 00000000..ec86d35d --- /dev/null +++ b/aimdb-macros/Cargo.toml @@ -0,0 +1,28 @@ +[package] +name = "aimdb-macros" +version = "0.1.0" +edition = "2021" +authors = ["AimDB Contributors"] +description = "Procedural macros for AimDB runtime abstractions" +license = "MIT OR Apache-2.0" +repository = "https://github.com/aimdb-dev/aimdb" +keywords = ["database", "async", "embedded", "no-std", "macros"] +categories = ["embedded", "database-implementations", "asynchronous"] + +[lib] +proc-macro = true + +[features] +default = [] +# Enable debug output for macro expansion +debug = [] + +[dependencies] +# Procedural macro dependencies +proc-macro2 = "1.0" +quote = "1.0" +syn = { version = "2.0", features = ["full", "extra-traits"] } + +[dev-dependencies] +# For testing macro expansion +trybuild = "1.0" diff --git a/aimdb-macros/src/lib.rs b/aimdb-macros/src/lib.rs new file mode 100644 index 00000000..01d07ce6 --- /dev/null +++ b/aimdb-macros/src/lib.rs @@ -0,0 +1,94 @@ +//! AimDB Procedural Macros +//! +//! This crate provides procedural macros for AimDB, enabling runtime-agnostic +//! service declarations that work across both Embassy (no_std/embedded) and +//! Tokio (std) environments. +//! +//! # Features +//! +//! - **`#[service]`**: Declares long-running async services that compile for both runtimes +//! - **Runtime Detection**: Automatically generates appropriate code for Embassy vs Tokio +//! - **Zero Runtime Cost**: All macro expansion happens at compile time +//! - **Feature-Gated**: Different code generation based on enabled features +//! +//! # Usage +//! +//! ```rust,ignore +//! use aimdb_core::service; +//! +//! #[service] +//! async fn my_service() -> aimdb_core::DbResult<()> { +//! loop { +//! // Service implementation +//! aimdb_core::sleep(Duration::from_secs(1)).await; +//! } +//! } +//! ``` + +use proc_macro::TokenStream; +use syn::{parse_macro_input, ItemFn}; + +mod service; + +/// Declares a long-running async service that works across Embassy and Tokio runtimes +/// +/// This macro transforms an async function into a service that can be spawned +/// on either Embassy (embedded) or Tokio (std) runtimes, depending on the +/// enabled features. +/// +/// # Code Generation +/// +/// The macro generates different code depending on the target runtime: +/// +/// ## Embassy (no_std) Target +/// - Adds `#[embassy_executor::task]` attribute for proper task spawning +/// - Generates Embassy-compatible spawn function +/// - Uses `no_std` compatible error handling +/// +/// ## Tokio (std) Target +/// - Generates Tokio spawn wrapper +/// - Uses `std::thread::spawn` compatible signatures +/// - Includes proper error propagation +/// +/// # Example +/// +/// ```rust,ignore +/// use aimdb_core::service; +/// use aimdb_core::{DbResult, sleep}; +/// +/// #[service] +/// async fn data_processor() -> DbResult<()> { +/// loop { +/// // Process data every second +/// println!("Processing data..."); +/// sleep(Duration::from_secs(1)).await; +/// } +/// } +/// +/// // Generated code enables: +/// // Embassy: data_processor_task::spawn(&spawner); +/// // Tokio: data_processor_spawn().await?; +/// ``` +/// +/// # Requirements +/// +/// The service function must: +/// - Be `async` +/// - Return `aimdb_core::DbResult<()>` or compatible type +/// - Use only runtime-agnostic APIs from `aimdb_core` +/// +/// # Feature Detection +/// +/// The macro detects the target runtime through feature flags: +/// - `embassy-runtime`: Generates Embassy task code +/// - `tokio-runtime`: Generates Tokio spawn code +/// - No features: Generates minimal compatibility shims +#[proc_macro_attribute] +pub fn service(_args: TokenStream, input: TokenStream) -> TokenStream { + let input_fn = parse_macro_input!(input as ItemFn); + + match service::expand_service_macro(input_fn) { + Ok(tokens) => tokens.into(), + Err(err) => err.to_compile_error().into(), + } +} diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs new file mode 100644 index 00000000..631ddec9 --- /dev/null +++ b/aimdb-macros/src/service.rs @@ -0,0 +1,214 @@ +//! Service Macro Implementation +//! +//! This module contains the core logic for the `#[service]` procedural macro, +//! which generates runtime-specific code for Embassy and Tokio environments. + +use proc_macro2::TokenStream; +use quote::quote; +use syn::{Error, FnArg, ItemFn, Result, ReturnType, Type}; + +/// Expands the service macro for the given function +/// +/// This function analyzes the input async function and generates appropriate +/// code for the detected runtime (Embassy vs Tokio vs generic). +pub fn expand_service_macro(input_fn: ItemFn) -> Result { + // Validate the function signature + validate_service_function(&input_fn)?; + + let fn_name = &input_fn.sig.ident; + let fn_vis = &input_fn.vis; + let fn_body = &input_fn.block; + let fn_inputs = &input_fn.sig.inputs; + let fn_output = &input_fn.sig.output; + let fn_attrs = &input_fn.attrs; + + // Extract function parameters (excluding self) + let param_names = extract_param_names(fn_inputs); + + // Generate runtime-specific code + let expanded = quote! { + // Original function (kept for direct calls if needed) + #(#fn_attrs)* + #fn_vis async fn #fn_name(#fn_inputs) #fn_output #fn_body + + // Embassy-specific implementation + #[cfg(feature = "embassy-runtime")] + mod #fn_name { + use super::*; + + /// Embassy task wrapper for the service + /// + /// This function is decorated with `#[embassy_executor::task]` to enable + /// proper spawning on Embassy executors. It calls the original service + /// function and handles any errors appropriately for embedded environments. + #[embassy_executor::task] + pub async fn task(#fn_inputs) { + use aimdb_core::DbError; + + match super::#fn_name(#(#param_names),*).await { + Ok(()) => { + #[cfg(feature = "tracing")] + tracing::info!("Service {} completed successfully", stringify!(#fn_name)); + } + Err(e) => { + #[cfg(feature = "tracing")] + tracing::error!(?e, "Service {} failed", stringify!(#fn_name)); + + // In Embassy, we typically want to restart failed services + // This is a policy decision that can be customized + #[cfg(feature = "std")] + panic!("Service {} failed: {}", stringify!(#fn_name), e); + + #[cfg(not(feature = "std"))] + { + // In no_std, we can't panic with formatted strings + // Consider implementing a restart mechanism here + } + } + } + } + + /// Spawns the service on an Embassy executor + /// + /// # Arguments + /// * `spawner` - The Embassy spawner to use for task creation + /// + /// # Returns + /// `Ok(())` if the task was successfully spawned, `Err(_)` if spawning failed + pub fn spawn( + spawner: &embassy_executor::Spawner, + #fn_inputs + ) -> Result<(), embassy_executor::SpawnError> { + spawner.spawn(task(#(#param_names),*)) + } + } + + // Tokio-specific implementation + #[cfg(feature = "tokio-runtime")] + mod #fn_name { + use super::*; + use std::future::Future; + + /// Spawns the service on the Tokio runtime + /// + /// This function spawns the service as a Tokio task and returns a handle + /// that can be awaited or detached as needed. + /// + /// # Returns + /// A `JoinHandle` that resolves to the service result + pub fn spawn(#fn_inputs) -> tokio::task::JoinHandle> { + tokio::task::spawn(async move { + match super::#fn_name(#(#param_names),*).await { + Ok(result) => { + #[cfg(feature = "tracing")] + tracing::info!("Service {} completed successfully", stringify!(#fn_name)); + Ok(result) + } + Err(e) => { + #[cfg(feature = "tracing")] + tracing::error!(?e, "Service {} failed", stringify!(#fn_name)); + Err(e) + } + } + }) + } + + /// Spawns the service and awaits its completion + /// + /// This is a convenience function for services that should run to completion + /// rather than being spawned and detached. + pub async fn spawn_and_wait(#fn_inputs) -> aimdb_core::DbResult<()> { + match spawn(#(#param_names),*).await { + Ok(result) => result, + Err(join_error) => { + use aimdb_tokio_adapter::TokioErrorSupport; + Err(aimdb_core::DbError::from_join_error(join_error)) + } + } + } + } + + // Generic implementation (when no runtime features are enabled) + #[cfg(not(any(feature = "embassy-runtime", feature = "tokio-runtime")))] + mod #fn_name { + use super::*; + + /// Generic spawn function that directly calls the service + /// + /// This implementation is used when no specific runtime features are enabled. + /// It provides a basic execution model that can work in test environments + /// or when manual runtime management is desired. + pub async fn spawn(#fn_inputs) -> aimdb_core::DbResult<()> { + super::#fn_name(#(#param_names),*).await + } + } + }; + + Ok(expanded) +} + +/// Validates that the function is suitable for use as a service +fn validate_service_function(func: &ItemFn) -> Result<()> { + // Check that function is async + if func.sig.asyncness.is_none() { + return Err(Error::new_spanned( + func.sig.fn_token, + "Service functions must be async", + )); + } + + // Check return type is compatible + match &func.sig.output { + ReturnType::Default => { + return Err(Error::new_spanned( + &func.sig, + "Service functions must return aimdb_core::DbResult<()> or compatible type", + )); + } + ReturnType::Type(_, ty) => { + // We could add more sophisticated return type checking here + // For now, we assume the user knows what they're doing + if !is_compatible_return_type(ty) { + return Err(Error::new_spanned( + ty, + "Service functions should return aimdb_core::DbResult<()> or compatible type", + )); + } + } + } + + Ok(()) +} + +/// Checks if the return type is compatible with service requirements +fn is_compatible_return_type(_ty: &Type) -> bool { + // For now, we accept any return type but warn about compatibility + // A more sophisticated implementation could check for: + // - aimdb_core::DbResult + // - Result + // - () (unit type for fire-and-forget services) + + // TODO: Implement more sophisticated type checking + true +} + +/// Extracts parameter names from function inputs +fn extract_param_names( + inputs: &syn::punctuated::Punctuated, +) -> Vec { + inputs + .iter() + .filter_map(|arg| { + match arg { + FnArg::Typed(pat_type) => { + if let syn::Pat::Ident(pat_ident) = &*pat_type.pat { + Some(quote! { #pat_ident }) + } else { + None + } + } + FnArg::Receiver(_) => None, // Skip self parameters + } + }) + .collect() +} From b04006c6ba5ed6cd37043caab220e74759d6cc4b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 08:37:43 +0000 Subject: [PATCH 06/65] Enhance runtime adapters and database implementation --- aimdb-core/Cargo.toml | 12 +- aimdb-core/src/database.rs | 415 +++++++++++++++++++++++++++++++++++++ aimdb-core/src/lib.rs | 24 ++- aimdb-core/src/runtime.rs | 141 +++++++------ 4 files changed, 523 insertions(+), 69 deletions(-) create mode 100644 aimdb-core/src/database.rs diff --git a/aimdb-core/Cargo.toml b/aimdb-core/Cargo.toml index f1be7a15..66f99da4 100644 --- a/aimdb-core/Cargo.toml +++ b/aimdb-core/Cargo.toml @@ -15,7 +15,12 @@ embedded = [] # Runtime adapters tokio-runtime = ["tokio", "std"] -embassy-runtime = ["embassy-executor", "embedded"] +embassy-runtime = [ + "embassy-executor", + "embassy-time", + "embassy-futures", + "embedded", +] # Observability features (optional on both platforms) tracing = [ @@ -30,6 +35,9 @@ test-utils = ["std"] # Procedural macros (always available) aimdb-macros = { path = "../aimdb-macros" } +# Serialization (optional) +serde = { workspace = true, optional = true } + # Error handling - only for std environments thiserror = { workspace = true, optional = true } anyhow = { workspace = true, optional = true } @@ -38,6 +46,8 @@ serde_json = { workspace = true, optional = true } # Runtime dependencies (optional) tokio = { workspace = true, optional = true } embassy-executor = { workspace = true, optional = true } +embassy-time = { workspace = true, optional = true } +embassy-futures = { workspace = true, optional = true } # Observability (optional) tracing = { workspace = true, optional = true } diff --git a/aimdb-core/src/database.rs b/aimdb-core/src/database.rs new file mode 100644 index 00000000..80579075 --- /dev/null +++ b/aimdb-core/src/database.rs @@ -0,0 +1,415 @@ +//! AimDB Database Implementation +//! +//! This module provides the core database implementation for AimDB, supporting async +//! in-memory storage with real-time synchronization across MCU → edge → cloud environments. + +use crate::{DbResult, RuntimeAdapter}; + +/// Core trait for runnable databases - must be implemented by adapter-specific database types +/// to provide their own runtime-specific `run()` implementations. +pub trait Runnable { + /// Runs the database main loop + /// + /// This method starts the database runtime and keeps it running indefinitely. + /// It handles events, manages services and coordinates record operations. + /// + /// # Returns + /// Never returns - runs indefinitely + fn run(self) -> impl core::future::Future + Send; +} + +#[cfg(not(feature = "std"))] +extern crate alloc; + +#[cfg(not(feature = "std"))] +use alloc::{boxed::Box, collections::BTreeMap, string::String, vec::Vec}; + +#[cfg(feature = "std")] +use std::{boxed::Box, collections::BTreeMap, string::String, vec::Vec}; + +/// Service registration function type +/// +/// This type represents a closure that registers a service with a database instance. +/// The closure receives a reference to the database and can spawn services as needed. +pub type ServiceRegistrationFn = Box) + Send + 'static>; + +/// Database specification +/// +/// This struct holds the configuration for creating a database instance. +/// It is runtime-agnostic and works with any RuntimeAdapter implementation. +pub struct DatabaseSpec { + records: Vec, + services: Vec>, + _phantom: core::marker::PhantomData, +} + +impl DatabaseSpec { + /// Creates a new specification builder + /// + /// # Returns + /// A builder for constructing database specifications + pub fn builder() -> DatabaseSpecBuilder { + DatabaseSpecBuilder::new() + } +} + +/// Builder for database specifications +pub struct DatabaseSpecBuilder { + records: Vec, + services: Vec>, + _phantom: core::marker::PhantomData, +} + +impl DatabaseSpecBuilder { + /// Creates a new database specification builder + fn new() -> Self { + Self { + records: Vec::new(), + services: Vec::new(), + _phantom: core::marker::PhantomData, + } + } + + /// Adds a record type to the database specification + /// + /// # Arguments + /// * `name` - The name of the record type + /// + /// # Returns + /// Self for method chaining + pub fn record(mut self, name: &str) -> Self { + #[cfg(feature = "tracing")] + tracing::debug!("Adding record type: {}", name); + + self.records.push(name.into()); + self + } + + /// Adds a service to the database specification + /// + /// Services are registered as closures that configure how they should + /// be spawned when the database is initialized. + /// + /// # Arguments + /// * `service_fn` - A closure that configures the service + /// + /// # Returns + /// Self for method chaining + pub fn service(mut self, service_fn: F) -> Self + where + F: FnOnce(&Database) + Send + 'static, + { + #[cfg(feature = "tracing")] + tracing::debug!("Registering service function"); + + self.services.push(Box::new(service_fn)); + self + } + + /// Builds the final database specification + /// + /// # Returns + /// A database specification ready for use in database initialization + pub fn build(self) -> DatabaseSpec { + #[cfg(feature = "tracing")] + tracing::info!( + "Building database spec with {} records and {} services", + self.records.len(), + self.services.len() + ); + + DatabaseSpec { + records: self.records, + services: self.services, + _phantom: core::marker::PhantomData, + } + } +} + +/// AimDB Database implementation +/// +/// Provides a runtime-agnostic database implementation that uses a RuntimeAdapter +/// for runtime-specific operations like task spawning and timing. +/// +/// # Design Philosophy +/// +/// - **Runtime Agnostic**: Core behavior doesn't depend on specific runtimes +/// - **Async First**: All operations are async for consistency +/// - **Error Handling**: Comprehensive error propagation +/// - **Service Management**: Integrated service spawning capabilities +/// +/// # Usage +/// +/// ```rust,no_run +/// # async fn example(adapter: A) { +/// use aimdb_core::{Database, DatabaseSpec}; +/// +/// let spec = DatabaseSpec::builder() +/// .record("sensors") +/// .record("metrics") +/// .build(); +/// +/// let db = Database::new(adapter, spec); +/// let sensors = db.record("sensors"); +/// +/// // Note: To run the database, use adapter-specific implementations: +/// // - For Embassy: aimdb_embassy_adapter::embassy::init(spawner, spec) +/// // - For Tokio: aimdb_tokio_adapter::tokio::init(spec) +/// # } +/// ``` +pub struct Database { + adapter: A, + records: BTreeMap, +} + +impl Database { + /// Creates a new database instance with the given adapter and specification + /// + /// # Arguments + /// * `adapter` - Runtime adapter for async operations + /// * `spec` - Database specification defining records and services + /// + /// # Returns + /// A configured database ready for use + pub fn new(adapter: A, spec: DatabaseSpec) -> Self { + #[cfg(feature = "tracing")] + tracing::info!( + "Initializing database with {} records and {} services", + spec.records.len(), + spec.services.len() + ); + + let mut records = BTreeMap::new(); + + // Initialize records based on the spec + for record_name in spec.records { + #[cfg(feature = "tracing")] + tracing::debug!("Initializing record: {}", record_name); + + records.insert(record_name.clone(), Record::new(record_name)); + } + + let db = Self { adapter, records }; + + // Register and start services + for service_fn in spec.services { + #[cfg(feature = "tracing")] + tracing::debug!("Registering service"); + + service_fn(&db); + } + + db + } + + /// Gets a record handle by name + /// + /// # Arguments + /// * `name` - The name of the record to retrieve + /// + /// # Returns + /// A record handle for performing operations on the named record + /// + /// # Example + /// ```rust,no_run + /// # async fn example(db: aimdb_core::Database) { + /// let sensors = db.record("sensors"); + /// # } + /// ``` + pub fn record(&self, name: &str) -> Record { + #[cfg(feature = "tracing")] + tracing::debug!("Getting record handle for: {}", name); + + self.records.get(name).cloned().unwrap_or_else(|| { + #[cfg(feature = "tracing")] + tracing::warn!("Record '{}' not found, creating empty record", name); + Record::new(name.into()) + }) + } + + /// Spawns a service that operates on the given record + /// + /// Services are long-running async functions that process data in records. + /// The exact spawning mechanism depends on the runtime implementation. + /// + /// # Type Parameters + /// * `S` - The service type (function pointer or type that implements the service) + /// + /// # Arguments + /// * `record` - The record that the service will operate on + /// + /// # Example + /// ```rust,no_run + /// # struct SampleService; + /// # impl aimdb_core::runtime::ServiceSpawnable for SampleService { + /// # fn spawn_with_adapter(_: &A, _: aimdb_core::runtime::ServiceParams) -> aimdb_core::DbResult<()> { Ok(()) } + /// # } + /// # async fn example(db: aimdb_core::Database) { + /// let sensors = db.record("sensors"); + /// db.spawn_service::(sensors); + /// # } + /// ``` + pub fn spawn_service(&self, record: Record) + where + S: crate::runtime::ServiceSpawnable, + { + #[cfg(feature = "tracing")] + tracing::debug!( + "Spawning service of type {} through runtime adapter", + core::any::type_name::() + ); + + // Create service parameters for the runtime adapter + let service_params = crate::runtime::ServiceParams { + service_name: core::any::type_name::(), + record: record.clone(), + config: crate::runtime::ServiceConfig::Default, + }; + + // Use the runtime adapter to spawn the service + match self.adapter.spawn_service::(service_params) { + Ok(()) => { + #[cfg(feature = "tracing")] + tracing::info!( + "Successfully spawned service: {}", + core::any::type_name::() + ); + } + Err(_e) => { + #[cfg(feature = "tracing")] + tracing::error!( + ?_e, + "Failed to spawn service: {}", + core::any::type_name::() + ); + } + } + + let _ = record; // TODO: Connect record to service + } + + /// Provides access to the runtime adapter + /// + /// This allows adapter-specific implementations to access runtime-specific + /// functionality for implementing their own `run()` methods. + /// + /// # Returns + /// Reference to the runtime adapter + pub fn adapter(&self) -> &A { + &self.adapter + } + + /// Consumes the database and returns its components + /// + /// This is useful for adapter-specific `run()` implementations that need + /// to access both the adapter and records. + /// + /// # Returns + /// Tuple of (adapter, records) for use in adapter-specific run methods + pub fn into_parts(self) -> (A, BTreeMap) { + (self.adapter, self.records) + } +} + +/// Database record implementation +/// +/// Records represent data containers within the database that support +/// async read and write operations with proper error handling. +/// +/// # Design Philosophy +/// +/// - **Async Operations**: All I/O operations are async +/// - **Type Safety**: Strong typing for field operations where possible +/// - **Error Propagation**: Comprehensive error handling +/// - **Runtime Agnostic**: Works across different async runtimes +#[derive(Debug, Clone)] +pub struct Record { + name: String, + // TODO: Add actual data storage + // This should use lock-free data structures or appropriate synchronization + // primitives that work in both std and no_std environments + #[allow(dead_code)] + data: BTreeMap, +} + +impl Record { + /// Creates a new record + fn new(name: String) -> Self { + #[cfg(feature = "tracing")] + tracing::debug!("Creating new record: {}", name); + + Self { + name, + data: BTreeMap::new(), + } + } + + /// Gets the name of the record + pub fn name(&self) -> &str { + &self.name + } + + /// Writes a value to a field in the record + /// + /// # Arguments + /// * `field` - The name of the field to write to + /// * `value` - The value to write (as string for now, will be generic later) + /// + /// # Returns + /// `DbResult<()>` indicating success or failure + /// + /// # Example + /// ```rust,no_run + /// # async fn example(mut record: aimdb_core::Record) -> aimdb_core::DbResult<()> { + /// record.write("temperature", "23.5").await?; + /// # Ok(()) + /// # } + /// ``` + pub async fn write(&mut self, field: &str, value: &str) -> DbResult<()> { + let _field = String::from(field); + let _value = String::from(value); + let _record_name = self.name.clone(); + + #[cfg(feature = "tracing")] + tracing::debug!("Writing to {}.{}: {}", _record_name, _field, _value); + + // TODO: Implement actual write operation with proper synchronization + // For now, this is a placeholder that would need proper async synchronization + + Ok(()) + } + + /// Reads a value from a field in the record + /// + /// # Arguments + /// * `field` - The name of the field to read from + /// + /// # Returns + /// `DbResult>` containing the field value if it exists + /// + /// # Example + /// ```rust,no_run + /// # async fn example(record: aimdb_core::Record) -> aimdb_core::DbResult<()> { + /// if let Some(temp) = record.read("temperature").await? { + /// // Process temperature value + /// } + /// # Ok(()) + /// # } + /// ``` + pub async fn read(&self, field: &str) -> DbResult> { + let _field = String::from(field); + let _record_name = self.name.clone(); + + #[cfg(feature = "tracing")] + tracing::debug!("Reading from {}.{}", _record_name, _field); + + // TODO: Implement actual read operation with proper synchronization + // For now, this is a placeholder that would need proper async synchronization + + Ok(None) + } +} + +// Note: Runtime-specific type aliases are provided by their respective adapter crates: +// - `EmbassyDatabase` in `aimdb-embassy-adapter` +// - `TokioDatabase` in `aimdb-tokio-adapter` diff --git a/aimdb-core/src/lib.rs b/aimdb-core/src/lib.rs index 17869ef0..0e0034a7 100644 --- a/aimdb-core/src/lib.rs +++ b/aimdb-core/src/lib.rs @@ -6,8 +6,9 @@ #![cfg_attr(not(feature = "std"), no_std)] +pub mod database; mod error; -mod runtime; +pub mod runtime; pub mod time; // Public API exports @@ -15,5 +16,26 @@ pub use error::{DbError, DbResult}; pub use runtime::{DelayCapableAdapter, RuntimeAdapter}; pub use time::{SleepCapable, TimestampProvider}; +// Database implementation exports +pub use database::{Database, DatabaseSpec, DatabaseSpecBuilder, Record, Runnable}; + // Re-export procedural macros pub use aimdb_macros::service; + +/// Runs a database instance +/// +/// This function provides a unified interface for running database instances +/// across different runtime environments. +/// +/// # Arguments +/// * `db` - A database instance that implements the Runnable trait +/// +/// # Example +/// ```rust,no_run +/// # async fn example(db: impl aimdb_core::Runnable) { +/// aimdb_core::run(db).await; +/// # } +/// ``` +pub async fn run(db: DB) { + db.run().await +} diff --git a/aimdb-core/src/runtime.rs b/aimdb-core/src/runtime.rs index 225972c8..ff2892c7 100644 --- a/aimdb-core/src/runtime.rs +++ b/aimdb-core/src/runtime.rs @@ -15,52 +15,35 @@ use core::future::Future; /// # Design Philosophy /// /// - **Runtime Agnostic**: The core database doesn't depend on specific runtimes +/// - **Service Focused**: Adapts to different service spawning models /// - **Platform Flexible**: Works across std and no_std environments /// - **Performance Focused**: Zero-cost abstractions where possible /// - **Error Preserving**: Maintains full error context through async chains -/// - **Task Spawning**: Uses spawn semantics to leverage runtime schedulers /// /// # Implementations /// /// - `TokioAdapter`: For std environments using Tokio runtime /// - `EmbassyAdapter`: For no_std embedded environments using Embassy /// -/// # Example -/// -/// ```rust,no_run -/// use aimdb_core::{RuntimeAdapter, DbResult}; -/// -/// async fn execute_database_operation( -/// adapter: &A, -/// ) -> DbResult { -/// adapter.spawn_task(async { -/// // Database operation here -/// Ok("Operation completed".to_string()) -/// }).await -/// } -/// ``` pub trait RuntimeAdapter { - /// Spawns an async task on the runtime and waits for its completion + /// Spawns a service using the runtime's service management system + /// + /// This method handles service spawning in a runtime-appropriate way: + /// - **Tokio**: Uses tokio::spawn with the service future + /// - **Embassy**: Uses spawner.spawn with pre-defined service tasks /// - /// This is the core method that all adapters must implement to provide - /// task spawning capabilities with proper error handling and lifecycle management. - /// The `'static` lifetime bounds ensure tasks can be safely spawned without - /// lifetime dependencies. + /// # Type Parameters + /// * `S` - The service type that implements ServiceSpawnable for this adapter /// /// # Arguments - /// * `task` - The async task to spawn and execute + /// * `service_params` - Parameters needed for service initialization /// /// # Returns - /// `DbResult` where T is the task's success type - /// - /// # Errors - /// - Task spawn failures converted to `DbError` - /// - Task cancellation or panic errors - /// - Any error propagated from the spawned task - fn spawn_task(&self, task: F) -> impl Future> + Send + /// `DbResult<()>` indicating whether the service was successfully started + fn spawn_service(&self, service_params: ServiceParams) -> DbResult<()> where - F: Future> + Send + 'static, - T: Send + 'static; + S: ServiceSpawnable, + Self: Sized; /// Creates a new adapter instance with default configuration /// @@ -71,6 +54,67 @@ pub trait RuntimeAdapter { Self: Sized; } +/// Parameters for service spawning +/// +/// This struct contains the information needed to spawn a service, +/// allowing different runtimes to handle service initialization appropriately. +#[derive(Debug, Clone)] +pub struct ServiceParams { + /// Service identifier/name for logging and debugging + pub service_name: &'static str, + /// Record that the service should operate on + pub record: crate::Record, + /// Any additional runtime-specific configuration + pub config: ServiceConfig, +} + +/// Configuration for service spawning +/// +/// This allows runtime-specific configuration to be passed through +/// the generic service spawning interface. +#[derive(Debug, Clone)] +pub enum ServiceConfig { + /// No additional configuration needed + Default, + /// Tokio-specific configuration (if any) + #[cfg(feature = "std")] + Tokio(TokioServiceConfig), + /// Embassy-specific configuration + #[cfg(not(feature = "std"))] + Embassy(EmbassyServiceConfig), +} + +/// Trait for services that can be spawned on runtime adapters +/// +/// This trait is implemented by the service macro for each service, +/// providing a clean interface between the generated service code +/// and the runtime adapter. +pub trait ServiceSpawnable { + /// Spawns this service using the provided runtime adapter + /// + /// # Arguments + /// * `adapter` - The runtime adapter to use for spawning + /// * `params` - Service parameters and configuration + /// + /// # Returns + /// `DbResult<()>` indicating whether spawning was successful + fn spawn_with_adapter(adapter: &A, params: ServiceParams) -> crate::DbResult<()>; +} + +#[cfg(feature = "std")] +#[derive(Debug, Clone)] +pub struct TokioServiceConfig { + /// Task name for debugging + pub task_name: Option<&'static str>, +} + +#[cfg(not(feature = "std"))] +#[derive(Debug, Clone)] +pub struct EmbassyServiceConfig { + /// Embassy-specific configuration options + pub priority: Option, +} + /// Trait for adapters that support delayed task spawning /// /// This trait provides the capability to spawn tasks that begin execution @@ -109,40 +153,3 @@ pub trait DelayCapableAdapter: RuntimeAdapter { F: Future> + Send + 'static, T: Send + 'static; } - -#[cfg(test)] -mod tests { - #[cfg(feature = "std")] - mod std_tests { - use crate::{DbResult, RuntimeAdapter}; - use std::future::Future; - - // Mock adapter for testing trait definitions - struct MockAdapter; - - impl RuntimeAdapter for MockAdapter { - fn spawn_task(&self, task: F) -> impl Future> + Send - where - F: Future> + Send + 'static, - T: Send + 'static, - { - task - } - - fn new() -> DbResult { - Ok(MockAdapter) - } - } - - #[tokio::test] - async fn test_runtime_adapter_trait() { - let adapter = MockAdapter::new().unwrap(); - - let result = adapter - .spawn_task(async { Ok::(42) }) - .await; - - assert_eq!(result.unwrap(), 42); - } - } -} From 4de7fe541cc32b1e0b6dfed97e4d942532cfdc23 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 08:38:03 +0000 Subject: [PATCH 07/65] Add Embassy dependencies for async support in the project --- Cargo.lock | 166 ++++++++++++++++++++++++++++++++++++++++++++++++++++- Cargo.toml | 2 + 2 files changed, 166 insertions(+), 2 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index 81c44247..099959c9 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -49,8 +49,11 @@ dependencies = [ "aimdb-macros", "anyhow", "embassy-executor", - "heapless", + "embassy-futures", + "embassy-time", + "heapless 0.9.1", "metrics", + "serde", "serde_json", "thiserror", "tokio", @@ -63,12 +66,13 @@ version = "0.1.0" dependencies = [ "aimdb-core", "embassy-executor", + "embassy-sync", "embassy-time", "embedded-hal 1.0.0", "embedded-hal-async", "embedded-hal-nb", "futures", - "heapless", + "heapless 0.9.1", "rand", "tracing", "tracing-test", @@ -77,6 +81,17 @@ dependencies = [ [[package]] name = "aimdb-examples" version = "0.1.0" +dependencies = [ + "aimdb-core", + "aimdb-embassy-adapter", + "aimdb-tokio-adapter", + "embassy-executor", + "embassy-time", + "linked_list_allocator", + "tokio", + "tracing", + "tracing-subscriber", +] [[package]] name = "aimdb-macros" @@ -246,6 +261,26 @@ version = "0.1.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "2fc328bf943af66b80b98755db9106bf7e7471b0cf47dc8559cd9a6be504cc9c" +[[package]] +name = "embassy-futures" +version = "0.1.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "dc2d050bdc5c21e0862a89256ed8029ae6c290a93aecefc73084b3002cdebb01" + +[[package]] +name = "embassy-sync" +version = "0.7.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "73974a3edbd0bd286759b3d483540f0ebef705919a5f56f4fc7709066f71689b" +dependencies = [ + "cfg-if", + "critical-section", + "embedded-io-async", + "futures-core", + "futures-sink", + "heapless 0.8.0", +] + [[package]] name = "embassy-time" version = "0.5.0" @@ -306,6 +341,21 @@ dependencies = [ "nb 1.1.0", ] +[[package]] +name = "embedded-io" +version = "0.6.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "edd0f118536f44f5ccd48bcb8b111bdc3de888b58c74639dfb034a357d0f206d" + +[[package]] +name = "embedded-io-async" +version = "0.6.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "3ff09972d4073aa8c299395be75161d582e7629cd663171d62af73c8d50dba3f" +dependencies = [ + "embedded-io", +] + [[package]] name = "equivalent" version = "1.0.2" @@ -445,6 +495,16 @@ version = "0.16.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "5419bdc4f6a9207fbeba6d11b604d481addf78ecd10c11ad51e76c2f6482748d" +[[package]] +name = "heapless" +version = "0.8.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0bfb9eb618601c89945a70e254898da93b13be0388091d42117462b265bb3fad" +dependencies = [ + "hash32", + "stable_deref_trait", +] + [[package]] name = "heapless" version = "0.9.1" @@ -500,12 +560,30 @@ version = "0.2.176" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "58f929b4d672ea937a23a1ab494143d968337a5f47e56d0815df1e0890ddf174" +[[package]] +name = "linked_list_allocator" +version = "0.10.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9afa463f5405ee81cdb9cc2baf37e08ec7e4c8209442b5d72c04cfb2cd6e6286" +dependencies = [ + "spinning_top", +] + [[package]] name = "litrs" version = "0.4.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f5e54036fe321fd421e10d732f155734c4e4afd610dd556d9a82833ab3ee0bed" +[[package]] +name = "lock_api" +version = "0.4.14" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "224399e74b87b5f3557511d98dff8b14089b3dadafcab6bb93eab67d3aace965" +dependencies = [ + "scopeguard", +] + [[package]] name = "log" version = "0.4.28" @@ -596,6 +674,29 @@ version = "1.21.3" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d" +[[package]] +name = "parking_lot" +version = "0.12.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "93857453250e3077bd71ff98b6a65ea6621a19bb0f559a85248955ac12c45a1a" +dependencies = [ + "lock_api", + "parking_lot_core", +] + +[[package]] +name = "parking_lot_core" +version = "0.9.12" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "2621685985a2ebf1c516881c026032ac7deafcda1a2c9b7850dc81e3dfcb64c1" +dependencies = [ + "cfg-if", + "libc", + "redox_syscall", + "smallvec", + "windows-link", +] + [[package]] name = "pin-project-lite" version = "0.2.16" @@ -671,6 +772,15 @@ dependencies = [ "getrandom", ] +[[package]] +name = "redox_syscall" +version = "0.5.18" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ed2bf2547551a7053d6fdfafda3f938979645c44812fbfcda098faae3f1a362d" +dependencies = [ + "bitflags", +] + [[package]] name = "regex-automata" version = "0.4.11" @@ -700,6 +810,12 @@ version = "1.0.20" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f" +[[package]] +name = "scopeguard" +version = "1.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49" + [[package]] name = "serde" version = "1.0.226" @@ -707,6 +823,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "0dca6411025b24b60bfa7ec1fe1f8e710ac09782dca409ee8237ba74b51295fd" dependencies = [ "serde_core", + "serde_derive", ] [[package]] @@ -760,6 +877,15 @@ dependencies = [ "lazy_static", ] +[[package]] +name = "signal-hook-registry" +version = "1.4.6" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b2a4719bff48cee6b39d12c020eeb490953ad2443b7055bd0b21fca26bd8c28b" +dependencies = [ + "libc", +] + [[package]] name = "slab" version = "0.4.11" @@ -772,6 +898,25 @@ version = "1.15.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03" +[[package]] +name = "socket2" +version = "0.6.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "233504af464074f9d066d7b5416c5f9b894a5862a6506e306f7b816cdd6f1807" +dependencies = [ + "libc", + "windows-sys 0.59.0", +] + +[[package]] +name = "spinning_top" +version = "0.2.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5b9eb1a2f4c41445a3a0ff9abc5221c5fcd28e1f13cd7c0397706f9ac938ddb0" +dependencies = [ + "lock_api", +] + [[package]] name = "stable_deref_trait" version = "1.2.0" @@ -846,12 +991,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "89e49afdadebb872d3145a5638b59eb0691ea23e46ca484037cfab3b76b95038" dependencies = [ "backtrace", + "bytes", "io-uring", "libc", "mio", + "parking_lot", "pin-project-lite", + "signal-hook-registry", "slab", + "socket2", "tokio-macros", + "windows-sys 0.59.0", ] [[package]] @@ -935,9 +1085,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "784e0ac535deb450455cbfa28a6f0df145ea1bb7ae51b821cf5e7927fdcfbdd0" dependencies = [ "pin-project-lite", + "tracing-attributes", "tracing-core", ] +[[package]] +name = "tracing-attributes" +version = "0.1.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "81383ab64e72a7a8b8e13130c49e3dab29def6d0c7d76a03087b3cf71c5c6903" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] + [[package]] name = "tracing-core" version = "0.1.34" diff --git a/Cargo.toml b/Cargo.toml index cab1c168..cb4d74a2 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -54,6 +54,8 @@ tokio-test = "0.4" # Embassy ecosystem for embedded async embassy-executor = { version = "0.9.1" } embassy-time = "0.5" +embassy-sync = "0.7.2" +embassy-futures = "0.1.2" # Embedded HAL for peripheral abstractions embedded-hal = "1.0" From 610174df6f8ce68999ed67d7bfde638e826f3893 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 08:38:23 +0000 Subject: [PATCH 08/65] Add Embassy database implementation and runtime adapter enhancements --- aimdb-embassy-adapter/Cargo.toml | 2 + aimdb-embassy-adapter/src/database.rs | 229 ++++++++++++++++++++++++++ aimdb-embassy-adapter/src/lib.rs | 84 +++++++++- aimdb-embassy-adapter/src/runtime.rs | 205 ++++++++++++++--------- 4 files changed, 440 insertions(+), 80 deletions(-) create mode 100644 aimdb-embassy-adapter/src/database.rs diff --git a/aimdb-embassy-adapter/Cargo.toml b/aimdb-embassy-adapter/Cargo.toml index 32a0dc6b..4db62f3f 100644 --- a/aimdb-embassy-adapter/Cargo.toml +++ b/aimdb-embassy-adapter/Cargo.toml @@ -13,6 +13,7 @@ default = [] embassy-runtime = [ "embassy-executor", "embassy-time", + "embassy-sync", "aimdb-core/embassy-runtime", ] @@ -34,6 +35,7 @@ aimdb-core = { path = "../aimdb-core", default-features = false, features = [ # Embassy ecosystem for embedded async embassy-executor = { workspace = true, optional = true } embassy-time = { workspace = true, optional = true } +embassy-sync = { workspace = true, optional = true } # Embedded HAL for peripheral abstractions embedded-hal = { workspace = true } diff --git a/aimdb-embassy-adapter/src/database.rs b/aimdb-embassy-adapter/src/database.rs new file mode 100644 index 00000000..82d91bd2 --- /dev/null +++ b/aimdb-embassy-adapter/src/database.rs @@ -0,0 +1,229 @@ +//! Embassy Database Implementation +//! +//! This module provides the Embassy-specific database implementation that wraps +//! the core database with Embassy runtime capabilities. + +use crate::runtime::EmbassyAdapter; +use aimdb_core::{Database, DatabaseSpec, DatabaseSpecBuilder, Record, Runnable}; + +#[cfg(feature = "embassy-runtime")] +use embassy_executor::Spawner; + +/// Embassy database implementation +/// +/// This is a newtype wrapper that combines the core database implementation +/// with the Embassy runtime adapter, providing Embassy-specific functionality. +pub struct EmbassyDatabase(Database); + +impl EmbassyDatabase { + /// Creates a new Embassy database instance + pub fn new(adapter: EmbassyAdapter, spec: EmbassyDatabaseSpec) -> Self { + Self(Database::new(adapter, spec)) + } + + /// Gets a record handle by name + pub fn record(&self, name: &str) -> Record { + self.0.record(name) + } + + /// Spawns a service that operates on the given record + pub fn spawn_service(&self, record: Record) + where + S: aimdb_core::runtime::ServiceSpawnable, + { + self.0.spawn_service::(record) + } +} + +/// Embassy database specification type alias +/// +/// This is a convenience type for database specifications used with Embassy. +pub type EmbassyDatabaseSpec = DatabaseSpec; + +/// Embassy-specific database specification builder +pub type EmbassyDatabaseSpecBuilder = DatabaseSpecBuilder; + +/// Embassy-specific record implementation +pub type EmbassyRecord = Record; + +/// Creates a new Embassy database instance +/// +/// This function creates a database using the shared core implementation +/// with an Embassy runtime adapter that manages the provided spawner. +/// +/// # Arguments +/// * `spawner` - The Embassy spawner for task management +/// * `spec` - Database specification defining records and services +/// +/// # Returns +/// A configured Embassy database ready for use +/// +/// # Example +/// ```rust,no_run +/// # #[cfg(all(not(feature = "std"), feature = "embassy-runtime"))] +/// # { +/// use embassy_executor::Spawner; +/// use aimdb_embassy_adapter::{new_database, EmbassyDatabaseSpec}; +/// +/// #[embassy_executor::main] +/// async fn main(spawner: Spawner) { +/// let spec = EmbassyDatabaseSpec::builder() +/// .record("sensors") +/// .build(); +/// +/// let db = new_database(spawner, spec); +/// aimdb_core::run(db).await; +/// } +/// # } +/// ``` +#[cfg(feature = "embassy-runtime")] +pub fn new_database(spawner: Spawner, spec: EmbassyDatabaseSpec) -> EmbassyDatabase { + #[cfg(feature = "tracing")] + tracing::info!("Creating Embassy database with core implementation"); + + // Create the Embassy adapter that will manage the spawner + let adapter = EmbassyAdapter::new_with_spawner(spawner); + + // Use the Embassy database wrapper + EmbassyDatabase::new(adapter, spec) +} + +/// Initializes Embassy database from a generic core specification +/// +/// This function provides the clean initialization API that converts a generic +/// `DatabaseSpec` to an Embassy-specific implementation. This is the recommended +/// way to create Embassy databases from generic specifications. +/// +/// # Arguments +/// * `spawner` - The Embassy spawner for task management +/// * `spec` - Generic database specification from aimdb-core +/// +/// # Returns +/// A configured Embassy database ready for use +/// +/// # Example +/// ```rust,no_run +/// #![no_std] +/// #![no_main] +/// use embassy_executor::Spawner; +/// use aimdb_core::DatabaseSpec; +/// use aimdb_embassy_adapter::database; +/// +/// #[embassy_executor::main] +/// async fn main(spawner: Spawner) { +/// let spec = DatabaseSpec::builder() +/// .record("temperature") +/// .build(); +/// +/// let db = database::init(spawner, spec); +/// // Note: Use adapter-specific run implementation +/// } +/// ``` +/// A configured Embassy database ready for use with `aimdb_core::run()` +/// +/// # Example +/// ```rust,no_run +/// # #[cfg(all(not(feature = "std"), feature = "embassy-runtime"))] +/// # { +/// use embassy_executor::Spawner; +/// use aimdb_core::DatabaseSpec; +/// use aimdb_embassy_adapter::embassy; +/// +/// #[embassy_executor::main] +/// async fn main(spawner: Spawner) { +/// let spec = DatabaseSpec::builder() +/// .record("sensors") +/// .service(|db| { +/// let rec = db.record("sensors"); +/// // Service spawning logic here +/// }) +/// .build(); +/// +/// let db = embassy::init(spawner, spec); +/// aimdb_core::run(db).await; +/// } +/// # } +/// ``` +#[cfg(feature = "embassy-runtime")] +pub fn init( + spawner: Spawner, + spec: aimdb_core::DatabaseSpec, +) -> EmbassyDatabase { + #[cfg(feature = "tracing")] + tracing::info!("Embassy initialization from generic DatabaseSpec"); + + // Convert the generic specification to Embassy-specific + let embassy_spec = convert_spec_to_embassy(spec); + + // Create the Embassy adapter with spawner + let adapter = EmbassyAdapter::new_with_spawner(spawner); + + // Create and return the Embassy database + EmbassyDatabase::new(adapter, embassy_spec) +} + +/// Converts a generic DatabaseSpec to Embassy-specific EmbassyDatabaseSpec +/// +/// This function handles the conversion between the generic core specification +/// and the Embassy-specific implementation, preserving records and services. +#[cfg(feature = "embassy-runtime")] +fn convert_spec_to_embassy( + _spec: aimdb_core::DatabaseSpec, +) -> EmbassyDatabaseSpec { + #[cfg(feature = "tracing")] + tracing::debug!("Converting generic spec to Embassy spec"); + + // TODO: Implement proper conversion that preserves: + // - All record definitions from the original spec + // - Service registration functions adapted for Embassy runtime + // - Any other configuration options + + // For now, create a basic Embassy spec + // This will be enhanced as we implement the full service system + EmbassyDatabaseSpec::builder() + .record("placeholder") // Temporary - should extract from original spec + .build() +} + +/// Embassy-specific Runnable implementation +/// +/// This provides the Embassy-specific database runtime loop that uses +/// Embassy's async primitives for timing and coordination. +impl Runnable for EmbassyDatabase { + async fn run(self) { + #[cfg(feature = "tracing")] + tracing::info!("Starting Embassy database main loop"); + + let (_adapter, _records) = self.0.into_parts(); + + loop { + // Embassy-specific timing using embassy-time + #[cfg(feature = "embassy-time")] + embassy_time::Timer::after(embassy_time::Duration::from_millis(100)).await; + + // Fallback for when embassy-time is not available + #[cfg(not(feature = "embassy-time"))] + { + // Use embassy executor yield + #[cfg(feature = "embassy-runtime")] + embassy_executor::raw::yield_now().await; + + #[cfg(not(feature = "embassy-runtime"))] + { + // Minimal fallback - just return immediately + // In real embedded scenarios, embassy-time should be used + core::hint::spin_loop(); + } + } + + // TODO: Implement actual database operations: + // - Service health checking using Embassy tasks + // - Record synchronization with Embassy channels + // - Event processing with Embassy async primitives + // - Memory management suitable for embedded systems + + #[cfg(feature = "tracing")] + tracing::trace!("Embassy database loop iteration"); + } + } +} diff --git a/aimdb-embassy-adapter/src/lib.rs b/aimdb-embassy-adapter/src/lib.rs index 9e70d93d..44b7210c 100644 --- a/aimdb-embassy-adapter/src/lib.rs +++ b/aimdb-embassy-adapter/src/lib.rs @@ -56,6 +56,8 @@ #![no_std] +extern crate alloc; + // Only include the implementation when std feature is not enabled // Embassy adapter is designed exclusively for no_std environments #[cfg(not(feature = "std"))] @@ -64,11 +66,91 @@ mod error; #[cfg(not(feature = "std"))] mod runtime; +#[cfg(not(feature = "std"))] +pub mod database; + #[cfg(all(not(feature = "std"), feature = "embassy-time"))] pub mod time; +// Error handling exports #[cfg(not(feature = "std"))] pub use error::{EmbassyErrorConverter, EmbassyErrorSupport}; -#[cfg(all(not(feature = "std"), feature = "embassy-runtime"))] +// Runtime adapter exports +#[cfg(feature = "embassy-runtime")] pub use runtime::EmbassyAdapter; + +// Database implementation exports +#[cfg(feature = "embassy-runtime")] +pub use database::{ + EmbassyDatabase, EmbassyDatabaseSpec, EmbassyDatabaseSpecBuilder, EmbassyRecord, +}; + +#[cfg(feature = "embassy-runtime")] +pub use database::{init, new_database}; + +// Embassy integration functions are in the database module +// Users can import them directly or use aimdb_embassy_adapter::{init, new_database} + +// Re-export core types for convenience +#[cfg(not(feature = "std"))] +pub use aimdb_core::{Record, Runnable}; + +#[cfg(all(not(feature = "std"), feature = "embassy-runtime"))] +pub use embassy_executor::Spawner; + +/// Embassy-specific delay function +/// +/// Delays execution for the specified number of milliseconds using Embassy's +/// timer system. This should be used in services running on Embassy runtime. +/// +/// # Arguments +/// * `ms` - Number of milliseconds to delay +/// +/// # Example +/// ```rust,no_run +/// # #[cfg(all(not(feature = "std"), feature = "embassy-time"))] +/// # { +/// use aimdb_embassy_adapter::delay_ms; +/// +/// # async fn example() { +/// delay_ms(1000).await; // Wait 1 second using Embassy timer +/// # } +/// # } +/// ``` +#[cfg(all(not(feature = "std"), feature = "embassy-time"))] +pub async fn delay_ms(ms: u64) { + embassy_time::Timer::after(embassy_time::Duration::from_millis(ms)).await; +} + +/// Embassy-specific yield function +/// +/// Yields control to allow other Embassy tasks to run. This provides +/// cooperative scheduling within the Embassy async runtime. +/// +/// # Example +/// ```rust,no_run +/// # #[cfg(not(feature = "std"))] +/// # { +/// use aimdb_embassy_adapter::yield_now; +/// +/// # async fn example() { +/// yield_now().await; +/// # } +/// # } +/// ``` +#[cfg(not(feature = "std"))] +pub async fn yield_now() { + // Embassy doesn't have a built-in yield_now, but we can simulate it + // by using a very short timer delay + #[cfg(feature = "embassy-time")] + embassy_time::Timer::after(embassy_time::Duration::from_millis(0)).await; + + // If embassy-time is not available, we can use core::future::pending + // and immediately wake, but for simplicity, we'll use a no-op for now + #[cfg(not(feature = "embassy-time"))] + { + // Simple yield implementation - just await a ready future + core::future::ready(()).await; + } +} diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index 7ec55ef9..340efa1e 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -1,8 +1,9 @@ //! Embassy Runtime Adapter for AimDB //! //! This module provides the Embassy-specific implementation of AimDB's runtime traits, -//! enabling async task spawning and execution in embedded environments using Embassy. +//! enabling async task execution in embedded environments using Embassy. +use aimdb_core::runtime::{ServiceParams, ServiceSpawnable}; use aimdb_core::{DbResult, DelayCapableAdapter, RuntimeAdapter}; use core::future::Future; @@ -12,17 +13,14 @@ use tracing::{debug, warn}; #[cfg(feature = "embassy-time")] use embassy_time::{Duration, Timer}; -/// Embassy runtime adapter for async task spawning in embedded systems -/// -/// The EmbassyAdapter provides AimDB's runtime interface for Embassy-based embedded -/// applications, focusing on task spawning capabilities that leverage Embassy's -/// async executor and scheduling infrastructure. +#[cfg(feature = "embassy-runtime")] +use embassy_executor::Spawner; + +/// Embassy runtime adapter for async task execution in embedded systems /// -/// # Features -/// - Task spawning with Embassy executor integration -/// - Delayed task spawning (when `embassy-time` feature enabled) -/// - Tracing integration for observability (when `tracing` feature enabled) -/// - Zero-allocation error handling for resource-constrained environments +/// This adapter provides AimDB's runtime interface for Embassy-based embedded +/// applications. It can either work standalone or store an Embassy spawner +/// for integrated task management. /// /// # Example /// ```rust,no_run @@ -37,91 +35,92 @@ use embassy_time::{Duration, Timer}; /// let result = adapter.spawn_task(async { /// Ok::<_, aimdb_core::DbError>(42) /// }).await?; -/// -/// // Result: 42 /// # Ok(()) /// # } /// # } /// ``` -#[derive(Debug, Clone, Copy)] -pub struct EmbassyAdapter; +pub struct EmbassyAdapter { + #[cfg(feature = "embassy-runtime")] + spawner: Option, + #[cfg(not(feature = "embassy-runtime"))] + _phantom: core::marker::PhantomData<()>, +} + +// SAFETY: EmbassyAdapter only contains an Option and Spawner is thread-safe. +// Embassy executor handles spawner synchronization internally. +unsafe impl Send for EmbassyAdapter {} +unsafe impl Sync for EmbassyAdapter {} + +impl core::fmt::Debug for EmbassyAdapter { + fn fmt(&self, f: &mut core::fmt::Formatter<'_>) -> core::fmt::Result { + let mut debug_struct = f.debug_struct("EmbassyAdapter"); + + #[cfg(feature = "embassy-runtime")] + debug_struct.field("spawner", &self.spawner.is_some()); + + #[cfg(not(feature = "embassy-runtime"))] + debug_struct.field("_phantom", &"no spawner support"); + + debug_struct.finish() + } +} impl EmbassyAdapter { - /// Creates a new EmbassyAdapter - /// - /// # Returns - /// `Ok(EmbassyAdapter)` - Embassy adapters are lightweight and cannot fail + /// Creates a new EmbassyAdapter without a spawner /// - /// # Example - /// ```rust,no_run - /// # #[cfg(not(feature = "std"))] - /// # { - /// use aimdb_embassy_adapter::EmbassyAdapter; - /// use aimdb_core::RuntimeAdapter; + /// This creates a stateless adapter suitable for basic task execution. /// - /// # fn example() -> aimdb_core::DbResult<()> { - /// let adapter = EmbassyAdapter::new()?; - /// # Ok(()) - /// # } - /// # } - /// ``` + /// # Returns + /// `Ok(EmbassyAdapter)` - Always succeeds pub fn new() -> DbResult { #[cfg(feature = "tracing")] - debug!("Creating EmbassyAdapter"); - - Ok(Self) + debug!("Creating EmbassyAdapter (no spawner)"); + + Ok(Self { + #[cfg(feature = "embassy-runtime")] + spawner: None, + #[cfg(not(feature = "embassy-runtime"))] + _phantom: core::marker::PhantomData, + }) } - /// Spawns an async task on the Embassy executor + /// Creates a new EmbassyAdapter with an Embassy spawner /// - /// This method provides the core task spawning functionality for Embassy-based - /// applications. In Embassy environments, tasks are typically spawned using - /// the executor's spawn functionality, but since we're in a library context, - /// we simply execute the task directly as Embassy handles the scheduling. + /// This creates an adapter that can use the Embassy spawner for + /// advanced task management operations. /// /// # Arguments - /// * `task` - The async task to spawn + /// * `spawner` - The Embassy spawner to use for task management /// /// # Returns - /// `DbResult` where T is the task's success type - /// - /// # Example - /// ```rust,no_run - /// # #[cfg(not(feature = "std"))] - /// # { - /// use aimdb_embassy_adapter::EmbassyAdapter; - /// use aimdb_core::RuntimeAdapter; - /// - /// # async fn example() -> aimdb_core::DbResult<()> { - /// let adapter = EmbassyAdapter::new()?; - /// - /// let result = adapter.spawn_task(async { - /// // Some async work - /// Ok::(42) - /// }).await?; - /// - /// // Result: 42 - /// # Ok(()) - /// # } - /// # } - /// ``` - pub async fn spawn_task(&self, task: F) -> DbResult - where - F: Future> + Send + 'static, - T: Send + 'static, - { + /// An EmbassyAdapter configured with the provided spawner + #[cfg(feature = "embassy-runtime")] + pub fn new_with_spawner(spawner: Spawner) -> Self { #[cfg(feature = "tracing")] - debug!("Spawning async task"); - - let result = task.await; + debug!("Creating EmbassyAdapter with spawner"); - #[cfg(feature = "tracing")] - match &result { - Ok(_) => debug!("Async task completed successfully"), - Err(e) => warn!(?e, "Async task failed"), + Self { + spawner: Some(spawner), } + } + + /// Gets a reference to the stored spawner, if any + #[cfg(feature = "embassy-runtime")] + pub fn spawner(&self) -> Option<&Spawner> { + self.spawner.as_ref() + } - result + /// Gets a reference to the spawner for service macro usage + /// + /// This method allows services decorated with our service macro to access + /// the Embassy spawner for proper task spawning. The service macro generates + /// the necessary `#[embassy_executor::task]` decorated functions. + /// + /// # Returns + /// `Option<&embassy_executor::Spawner>` - The spawner if available + #[cfg(feature = "embassy-runtime")] + pub fn get_spawner(&self) -> Option<&Spawner> { + self.spawner.as_ref() } } @@ -134,12 +133,60 @@ impl Default for EmbassyAdapter { // Trait implementations for the core adapter interfaces impl RuntimeAdapter for EmbassyAdapter { - fn spawn_task(&self, task: F) -> impl Future> + Send + fn spawn_service(&self, service_params: ServiceParams) -> DbResult<()> where - F: Future> + Send + 'static, - T: Send + 'static, + S: ServiceSpawnable, { - self.spawn_task(task) + #[cfg(feature = "tracing")] + debug!( + "Embassy service spawning for: {}", + service_params.service_name + ); + + #[cfg(feature = "embassy-runtime")] + { + if let Some(_spawner) = &self.spawner { + // Use the service spawning trait to actually spawn the service + match S::spawn_with_adapter(self, service_params) { + Ok(()) => { + #[cfg(feature = "tracing")] + debug!( + "Successfully spawned Embassy service: {}", + core::any::type_name::() + ); + Ok(()) + } + Err(e) => { + #[cfg(feature = "tracing")] + warn!( + ?e, + "Failed to spawn Embassy service: {}", + core::any::type_name::() + ); + Err(e) + } + } + } else { + #[cfg(feature = "tracing")] + warn!( + "No spawner available for service: {}", + service_params.service_name + ); + + // Return error if no spawner is available + Err(aimdb_core::DbError::internal(0x1001)) // Custom error code for missing spawner + } + } + + #[cfg(not(feature = "embassy-runtime"))] + { + #[cfg(feature = "tracing")] + warn!( + "Embassy runtime features not enabled, cannot spawn service: {}", + service_params.service_name + ); + Err(aimdb_core::DbError::internal(0x1002)) // Custom error code for missing features + } } fn new() -> DbResult { From a39ca2c9348c8d34cd62fdc19c2fb02c46c7bed3 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 08:38:35 +0000 Subject: [PATCH 09/65] Refactor service macro implementation for improved runtime support and clarity --- aimdb-macros/src/service.rs | 281 ++++++++++++++---------------------- 1 file changed, 106 insertions(+), 175 deletions(-) diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs index 631ddec9..34e86f59 100644 --- a/aimdb-macros/src/service.rs +++ b/aimdb-macros/src/service.rs @@ -1,20 +1,27 @@ //! Service Macro Implementation //! -//! This module contains the core logic for the `#[service]` procedural macro, -//! which generates runtime-specific code for Embassy and Tokio environments. +//! Generates runtime-appropriate service spawning implementations: +//! - Embassy: Generates Embassy task with spawner integration +//! - Tokio: Generates dynamic spawning shim using tokio::spawn use proc_macro2::TokenStream; use quote::quote; -use syn::{Error, FnArg, ItemFn, Result, ReturnType, Type}; +use syn::{ItemFn, Result}; + +/// Convert snake_case to PascalCase +fn to_pascal_case(s: &str) -> String { + s.split('_') + .map(|word| { + let mut chars = word.chars(); + match chars.next() { + None => String::new(), + Some(first) => first.to_uppercase().collect::() + chars.as_str(), + } + }) + .collect() +} -/// Expands the service macro for the given function -/// -/// This function analyzes the input async function and generates appropriate -/// code for the detected runtime (Embassy vs Tokio vs generic). pub fn expand_service_macro(input_fn: ItemFn) -> Result { - // Validate the function signature - validate_service_function(&input_fn)?; - let fn_name = &input_fn.sig.ident; let fn_vis = &input_fn.vis; let fn_body = &input_fn.block; @@ -22,193 +29,117 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { let fn_output = &input_fn.sig.output; let fn_attrs = &input_fn.attrs; - // Extract function parameters (excluding self) - let param_names = extract_param_names(fn_inputs); + // Convert function name to PascalCase for struct name + let fn_name_str = fn_name.to_string(); + let pascal_case_name = to_pascal_case(&fn_name_str); + let service_struct_name = + syn::Ident::new(&format!("{}Service", pascal_case_name), fn_name.span()); + let embassy_task_name = syn::Ident::new(&format!("{}_embassy_task", fn_name), fn_name.span()); + + // Extract parameter names for forwarding (skip 'self' if present) + let param_names: Vec<_> = fn_inputs + .iter() + .filter_map(|arg| { + if let syn::FnArg::Typed(pat_type) = arg { + if let syn::Pat::Ident(pat_ident) = pat_type.pat.as_ref() { + Some(&pat_ident.ident) + } else { + None + } + } else { + None + } + }) + .collect(); - // Generate runtime-specific code - let expanded = quote! { - // Original function (kept for direct calls if needed) + Ok(quote! { + // Original function (preserved for direct calls) #(#fn_attrs)* #fn_vis async fn #fn_name(#fn_inputs) #fn_output #fn_body - // Embassy-specific implementation + // Embassy task wrapper (only compiled when embassy-runtime feature is enabled) #[cfg(feature = "embassy-runtime")] - mod #fn_name { - use super::*; - - /// Embassy task wrapper for the service - /// - /// This function is decorated with `#[embassy_executor::task]` to enable - /// proper spawning on Embassy executors. It calls the original service - /// function and handles any errors appropriately for embedded environments. - #[embassy_executor::task] - pub async fn task(#fn_inputs) { - use aimdb_core::DbError; + #[embassy_executor::task] + async fn #embassy_task_name(#fn_inputs) { + // Forward to the original function, ignoring the return value + let _ = #fn_name(#(#param_names),*).await; + } - match super::#fn_name(#(#param_names),*).await { - Ok(()) => { - #[cfg(feature = "tracing")] - tracing::info!("Service {} completed successfully", stringify!(#fn_name)); - } - Err(e) => { - #[cfg(feature = "tracing")] - tracing::error!(?e, "Service {} failed", stringify!(#fn_name)); - - // In Embassy, we typically want to restart failed services - // This is a policy decision that can be customized - #[cfg(feature = "std")] - panic!("Service {} failed: {}", stringify!(#fn_name), e); - - #[cfg(not(feature = "std"))] - { - // In no_std, we can't panic with formatted strings - // Consider implementing a restart mechanism here - } - } - } - } + // Service type for runtime-neutral spawning + pub struct #service_struct_name; - /// Spawns the service on an Embassy executor - /// - /// # Arguments - /// * `spawner` - The Embassy spawner to use for task creation - /// - /// # Returns - /// `Ok(())` if the task was successfully spawned, `Err(_)` if spawning failed - pub fn spawn( - spawner: &embassy_executor::Spawner, - #fn_inputs - ) -> Result<(), embassy_executor::SpawnError> { - spawner.spawn(task(#(#param_names),*)) - } - } + // Embassy ServiceSpawnable implementation + #[cfg(feature = "embassy-runtime")] + impl aimdb_core::runtime::ServiceSpawnable for #service_struct_name { + fn spawn_with_adapter( + adapter: &aimdb_embassy_adapter::EmbassyAdapter, + service_params: aimdb_core::runtime::ServiceParams, + ) -> aimdb_core::DbResult<()> { + use aimdb_core::DbError; - // Tokio-specific implementation - #[cfg(feature = "tokio-runtime")] - mod #fn_name { - use super::*; - use std::future::Future; - - /// Spawns the service on the Tokio runtime - /// - /// This function spawns the service as a Tokio task and returns a handle - /// that can be awaited or detached as needed. - /// - /// # Returns - /// A `JoinHandle` that resolves to the service result - pub fn spawn(#fn_inputs) -> tokio::task::JoinHandle> { - tokio::task::spawn(async move { - match super::#fn_name(#(#param_names),*).await { - Ok(result) => { + #[cfg(feature = "tracing")] + tracing::info!("Spawning Embassy service: {}", service_params.service_name); + + // Get the spawner from the adapter + if let Some(spawner) = adapter.spawner() { + // TODO: For now we'll spawn a simple task - this needs to be enhanced + // to pass the actual service parameters to the Embassy task + match spawner.spawn(#embassy_task_name()) { + Ok(_) => { #[cfg(feature = "tracing")] - tracing::info!("Service {} completed successfully", stringify!(#fn_name)); - Ok(result) + tracing::debug!("Successfully spawned Embassy service: {}", service_params.service_name); + Ok(()) } - Err(e) => { + Err(_) => { #[cfg(feature = "tracing")] - tracing::error!(?e, "Service {} failed", stringify!(#fn_name)); - Err(e) + tracing::error!("Failed to spawn Embassy service: {}", service_params.service_name); + Err(DbError::internal(0x5001)) } } - }) - } - - /// Spawns the service and awaits its completion - /// - /// This is a convenience function for services that should run to completion - /// rather than being spawned and detached. - pub async fn spawn_and_wait(#fn_inputs) -> aimdb_core::DbResult<()> { - match spawn(#(#param_names),*).await { - Ok(result) => result, - Err(join_error) => { - use aimdb_tokio_adapter::TokioErrorSupport; - Err(aimdb_core::DbError::from_join_error(join_error)) - } + } else { + #[cfg(feature = "tracing")] + tracing::warn!("No Embassy spawner available for service: {}", service_params.service_name); + Err(DbError::internal(0x5000)) } } } - // Generic implementation (when no runtime features are enabled) - #[cfg(not(any(feature = "embassy-runtime", feature = "tokio-runtime")))] - mod #fn_name { - use super::*; - - /// Generic spawn function that directly calls the service - /// - /// This implementation is used when no specific runtime features are enabled. - /// It provides a basic execution model that can work in test environments - /// or when manual runtime management is desired. - pub async fn spawn(#fn_inputs) -> aimdb_core::DbResult<()> { - super::#fn_name(#(#param_names),*).await - } - } - }; + // Tokio ServiceSpawnable implementation + #[cfg(feature = "tokio-runtime")] + impl aimdb_core::runtime::ServiceSpawnable for #service_struct_name { + fn spawn_with_adapter( + _adapter: &aimdb_tokio_adapter::TokioAdapter, + service_params: aimdb_core::runtime::ServiceParams, + ) -> aimdb_core::DbResult<()> { + use aimdb_core::DbError; - Ok(expanded) -} + #[cfg(feature = "tracing")] + tracing::info!("Spawning Tokio service: {}", service_params.service_name); -/// Validates that the function is suitable for use as a service -fn validate_service_function(func: &ItemFn) -> Result<()> { - // Check that function is async - if func.sig.asyncness.is_none() { - return Err(Error::new_spanned( - func.sig.fn_token, - "Service functions must be async", - )); - } - - // Check return type is compatible - match &func.sig.output { - ReturnType::Default => { - return Err(Error::new_spanned( - &func.sig, - "Service functions must return aimdb_core::DbResult<()> or compatible type", - )); - } - ReturnType::Type(_, ty) => { - // We could add more sophisticated return type checking here - // For now, we assume the user knows what they're doing - if !is_compatible_return_type(ty) { - return Err(Error::new_spanned( - ty, - "Service functions should return aimdb_core::DbResult<()> or compatible type", - )); - } - } - } + // For Tokio, we spawn the service dynamically using tokio::spawn + let service_name = service_params.service_name.to_string(); + tokio::spawn(async move { + #[cfg(feature = "tracing")] + tracing::debug!("Starting Tokio service: {}", service_name); - Ok(()) -} + // TODO: For now we call with default parameters - this needs to be enhanced + // to pass the actual service parameters + let result = #fn_name().await; -/// Checks if the return type is compatible with service requirements -fn is_compatible_return_type(_ty: &Type) -> bool { - // For now, we accept any return type but warn about compatibility - // A more sophisticated implementation could check for: - // - aimdb_core::DbResult - // - Result - // - () (unit type for fire-and-forget services) + #[cfg(feature = "tracing")] + match &result { + Ok(_) => tracing::info!("Tokio service completed successfully: {}", service_name), + Err(e) => tracing::error!("Tokio service failed: {} - {:?}", service_name, e), + } - // TODO: Implement more sophisticated type checking - true -} + result + }); -/// Extracts parameter names from function inputs -fn extract_param_names( - inputs: &syn::punctuated::Punctuated, -) -> Vec { - inputs - .iter() - .filter_map(|arg| { - match arg { - FnArg::Typed(pat_type) => { - if let syn::Pat::Ident(pat_ident) = &*pat_type.pat { - Some(quote! { #pat_ident }) - } else { - None - } - } - FnArg::Receiver(_) => None, // Skip self parameters + #[cfg(feature = "tracing")] + tracing::debug!("Successfully spawned Tokio service: {}", service_params.service_name); + + Ok(()) } - }) - .collect() + } + }) } From daeea7aa427e324f1ea2ac2e4f0a88cdedaa634b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 08:38:46 +0000 Subject: [PATCH 10/65] Add Tokio database implementation and runtime integration --- aimdb-tokio-adapter/src/database.rs | 72 +++++++++++++++++++++++++++++ aimdb-tokio-adapter/src/lib.rs | 5 ++ aimdb-tokio-adapter/src/runtime.rs | 12 +++-- 3 files changed, 85 insertions(+), 4 deletions(-) create mode 100644 aimdb-tokio-adapter/src/database.rs diff --git a/aimdb-tokio-adapter/src/database.rs b/aimdb-tokio-adapter/src/database.rs new file mode 100644 index 00000000..d27bce00 --- /dev/null +++ b/aimdb-tokio-adapter/src/database.rs @@ -0,0 +1,72 @@ +//! Tokio Database Implementation +//! +//! This module provides a simplified Tokio-specific database implementation +//! that wraps the core database with Tokio runtime capabilities. + +use crate::runtime::TokioAdapter; +use aimdb_core::{Database, DatabaseSpec, DatabaseSpecBuilder, Record, Runnable}; + +/// Tokio database implementation +/// +/// A simple wrapper around the core database that provides Tokio runtime integration. +pub struct TokioDatabase(Database); + +impl TokioDatabase { + /// Creates a new Tokio database instance + pub fn new(adapter: TokioAdapter, spec: TokioDatabaseSpec) -> Self { + Self(Database::new(adapter, spec)) + } + + /// Gets a record handle by name + pub fn record(&self, name: &str) -> Record { + self.0.record(name) + } + + /// Gets access to the underlying adapter for service spawning + pub fn adapter(&self) -> &TokioAdapter { + self.0.adapter() + } +} + +/// Tokio database specification type alias +pub type TokioDatabaseSpec = DatabaseSpec; + +/// Tokio-specific database specification builder +pub type TokioDatabaseSpecBuilder = DatabaseSpecBuilder; + +/// Creates a new Tokio database instance +/// +/// # Example +/// ```rust,no_run +/// use aimdb_tokio_adapter::{new_database, TokioDatabaseSpec}; +/// +/// #[tokio::main] +/// async fn main() { +/// let spec = TokioDatabaseSpec::builder().build(); +/// let db = new_database(spec).await.unwrap(); +/// } +/// ``` +pub fn new_database(spec: TokioDatabaseSpec) -> aimdb_core::DbResult { + #[cfg(feature = "tracing")] + tracing::info!("Creating Tokio database"); + + let adapter = TokioAdapter::new()?; + Ok(TokioDatabase::new(adapter, spec)) +} + +/// Tokio-specific Runnable implementation +impl Runnable for TokioDatabase { + async fn run(self) { + #[cfg(feature = "tracing")] + tracing::info!("Starting Tokio database"); + + // For now, just delegate to the core database + // TODO: Implement Tokio-specific database operations + loop { + tokio::time::sleep(std::time::Duration::from_millis(100)).await; + + #[cfg(feature = "tracing")] + tracing::trace!("Tokio database loop"); + } + } +} diff --git a/aimdb-tokio-adapter/src/lib.rs b/aimdb-tokio-adapter/src/lib.rs index 201a9561..57491a03 100644 --- a/aimdb-tokio-adapter/src/lib.rs +++ b/aimdb-tokio-adapter/src/lib.rs @@ -63,6 +63,8 @@ //! - **Task**: 0x7300-0x73FF //! - **I/O**: 0x7400-0x74FF +#[cfg(feature = "tokio-runtime")] +pub mod database; mod error; mod runtime; #[cfg(feature = "tokio-runtime")] @@ -72,3 +74,6 @@ pub use error::{TokioErrorConverter, TokioErrorSupport}; #[cfg(feature = "tokio-runtime")] pub use runtime::TokioAdapter; + +#[cfg(feature = "tokio-runtime")] +pub use database::{new_database, TokioDatabase, TokioDatabaseSpec, TokioDatabaseSpecBuilder}; diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs index a6b8e5de..3eaf01d3 100644 --- a/aimdb-tokio-adapter/src/runtime.rs +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -139,12 +139,16 @@ impl Default for TokioAdapter { #[cfg(feature = "tokio-runtime")] impl RuntimeAdapter for TokioAdapter { - fn spawn_task(&self, task: F) -> impl Future> + Send + fn spawn_service(&self, service_params: aimdb_core::runtime::ServiceParams) -> DbResult<()> where - F: Future> + Send + 'static, - T: Send + 'static, + S: aimdb_core::runtime::ServiceSpawnable, + Self: Sized, { - self.spawn_task(task) + #[cfg(feature = "tracing")] + tracing::info!("Spawning Tokio service: {}", service_params.service_name); + + // Use the ServiceSpawnable trait to spawn the service + S::spawn_with_adapter(self, service_params) } fn new() -> DbResult { From 032832747b0227513775868b63c245d581fa9666 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 08:44:44 +0000 Subject: [PATCH 11/65] fix doctest --- Cargo.lock | 112 ---------------------------- aimdb-tokio-adapter/src/database.rs | 2 +- 2 files changed, 1 insertion(+), 113 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index 099959c9..713a8824 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -81,17 +81,6 @@ dependencies = [ [[package]] name = "aimdb-examples" version = "0.1.0" -dependencies = [ - "aimdb-core", - "aimdb-embassy-adapter", - "aimdb-tokio-adapter", - "embassy-executor", - "embassy-time", - "linked_list_allocator", - "tokio", - "tracing", - "tracing-subscriber", -] [[package]] name = "aimdb-macros" @@ -560,30 +549,12 @@ version = "0.2.176" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "58f929b4d672ea937a23a1ab494143d968337a5f47e56d0815df1e0890ddf174" -[[package]] -name = "linked_list_allocator" -version = "0.10.5" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "9afa463f5405ee81cdb9cc2baf37e08ec7e4c8209442b5d72c04cfb2cd6e6286" -dependencies = [ - "spinning_top", -] - [[package]] name = "litrs" version = "0.4.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f5e54036fe321fd421e10d732f155734c4e4afd610dd556d9a82833ab3ee0bed" -[[package]] -name = "lock_api" -version = "0.4.14" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "224399e74b87b5f3557511d98dff8b14089b3dadafcab6bb93eab67d3aace965" -dependencies = [ - "scopeguard", -] - [[package]] name = "log" version = "0.4.28" @@ -674,29 +645,6 @@ version = "1.21.3" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d" -[[package]] -name = "parking_lot" -version = "0.12.5" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "93857453250e3077bd71ff98b6a65ea6621a19bb0f559a85248955ac12c45a1a" -dependencies = [ - "lock_api", - "parking_lot_core", -] - -[[package]] -name = "parking_lot_core" -version = "0.9.12" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "2621685985a2ebf1c516881c026032ac7deafcda1a2c9b7850dc81e3dfcb64c1" -dependencies = [ - "cfg-if", - "libc", - "redox_syscall", - "smallvec", - "windows-link", -] - [[package]] name = "pin-project-lite" version = "0.2.16" @@ -772,15 +720,6 @@ dependencies = [ "getrandom", ] -[[package]] -name = "redox_syscall" -version = "0.5.18" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "ed2bf2547551a7053d6fdfafda3f938979645c44812fbfcda098faae3f1a362d" -dependencies = [ - "bitflags", -] - [[package]] name = "regex-automata" version = "0.4.11" @@ -810,12 +749,6 @@ version = "1.0.20" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f" -[[package]] -name = "scopeguard" -version = "1.2.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49" - [[package]] name = "serde" version = "1.0.226" @@ -877,15 +810,6 @@ dependencies = [ "lazy_static", ] -[[package]] -name = "signal-hook-registry" -version = "1.4.6" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "b2a4719bff48cee6b39d12c020eeb490953ad2443b7055bd0b21fca26bd8c28b" -dependencies = [ - "libc", -] - [[package]] name = "slab" version = "0.4.11" @@ -898,25 +822,6 @@ version = "1.15.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03" -[[package]] -name = "socket2" -version = "0.6.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "233504af464074f9d066d7b5416c5f9b894a5862a6506e306f7b816cdd6f1807" -dependencies = [ - "libc", - "windows-sys 0.59.0", -] - -[[package]] -name = "spinning_top" -version = "0.2.5" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "5b9eb1a2f4c41445a3a0ff9abc5221c5fcd28e1f13cd7c0397706f9ac938ddb0" -dependencies = [ - "lock_api", -] - [[package]] name = "stable_deref_trait" version = "1.2.0" @@ -991,17 +896,12 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "89e49afdadebb872d3145a5638b59eb0691ea23e46ca484037cfab3b76b95038" dependencies = [ "backtrace", - "bytes", "io-uring", "libc", "mio", - "parking_lot", "pin-project-lite", - "signal-hook-registry", "slab", - "socket2", "tokio-macros", - "windows-sys 0.59.0", ] [[package]] @@ -1085,21 +985,9 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "784e0ac535deb450455cbfa28a6f0df145ea1bb7ae51b821cf5e7927fdcfbdd0" dependencies = [ "pin-project-lite", - "tracing-attributes", "tracing-core", ] -[[package]] -name = "tracing-attributes" -version = "0.1.30" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "81383ab64e72a7a8b8e13130c49e3dab29def6d0c7d76a03087b3cf71c5c6903" -dependencies = [ - "proc-macro2", - "quote", - "syn", -] - [[package]] name = "tracing-core" version = "0.1.34" diff --git a/aimdb-tokio-adapter/src/database.rs b/aimdb-tokio-adapter/src/database.rs index d27bce00..99f52e7c 100644 --- a/aimdb-tokio-adapter/src/database.rs +++ b/aimdb-tokio-adapter/src/database.rs @@ -43,7 +43,7 @@ pub type TokioDatabaseSpecBuilder = DatabaseSpecBuilder; /// #[tokio::main] /// async fn main() { /// let spec = TokioDatabaseSpec::builder().build(); -/// let db = new_database(spec).await.unwrap(); +/// let db = new_database(spec).unwrap(); /// } /// ``` pub fn new_database(spec: TokioDatabaseSpec) -> aimdb_core::DbResult { From 348c38afc635d59742ee23ac44dd789628c8cb39 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 18:26:35 +0000 Subject: [PATCH 12/65] Update dependencies and enhance runtime adapter functionality for AimDB --- Cargo.lock | 286 ++++++++++++++++++++++++++++++++++++- Cargo.toml | 52 ++++++- aimdb-core/src/database.rs | 80 +++-------- aimdb-core/src/lib.rs | 8 +- aimdb-core/src/runtime.rs | 152 ++++++++++---------- 5 files changed, 435 insertions(+), 143 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index 713a8824..56a5de5f 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -68,7 +68,7 @@ dependencies = [ "embassy-executor", "embassy-sync", "embassy-time", - "embedded-hal 1.0.0", + "embedded-hal 0.2.7", "embedded-hal-async", "embedded-hal-nb", "futures", @@ -81,6 +81,22 @@ dependencies = [ [[package]] name = "aimdb-examples" version = "0.1.0" +dependencies = [ + "aimdb-core", + "aimdb-embassy-adapter", + "aimdb-macros", + "aimdb-tokio-adapter", + "cortex-m", + "cortex-m-rt", + "defmt", + "defmt-rtt", + "embassy-executor", + "embassy-time", + "linked_list_allocator", + "panic-halt", + "panic-probe", + "tokio", +] [[package]] name = "aimdb-macros" @@ -146,6 +162,27 @@ dependencies = [ "windows-link", ] +[[package]] +name = "bare-metal" +version = "0.2.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5deb64efa5bd81e31fcd1938615a6d98c82eafcbcd787162b6f63b91d6bac5b3" +dependencies = [ + "rustc_version", +] + +[[package]] +name = "bitfield" +version = "0.13.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "46afbd2983a5d5a7bd740ccb198caf5b82f45c40c09c0eed36052d91cb92e719" + +[[package]] +name = "bitflags" +version = "1.3.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a" + [[package]] name = "bitflags" version = "2.9.4" @@ -170,6 +207,39 @@ version = "1.0.3" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "2fd1289c04a9ea8cb22300a459a72a385d7c73d3259e2ed7dcb2af674838cfa9" +[[package]] +name = "cortex-m" +version = "0.7.7" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "8ec610d8f49840a5b376c69663b6369e71f4b34484b9b2eb29fb918d92516cb9" +dependencies = [ + "bare-metal", + "bitfield", + "critical-section", + "embedded-hal 0.2.7", + "volatile-register", +] + +[[package]] +name = "cortex-m-rt" +version = "0.7.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "801d4dec46b34c299ccf6b036717ae0fce602faa4f4fe816d9013b9a7c9f5ba6" +dependencies = [ + "cortex-m-rt-macros", +] + +[[package]] +name = "cortex-m-rt-macros" +version = "0.7.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e37549a379a9e0e6e576fd208ee60394ccb8be963889eebba3ffe0980364f472" +dependencies = [ + "proc-macro2", + "quote", + "syn", +] + [[package]] name = "critical-section" version = "1.2.0" @@ -211,6 +281,48 @@ dependencies = [ "syn", ] +[[package]] +name = "defmt" +version = "1.0.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "548d977b6da32fa1d1fda2876453da1e7df63ad0304c8b3dae4dbe7b96f39b78" +dependencies = [ + "bitflags 1.3.2", + "defmt-macros", +] + +[[package]] +name = "defmt-macros" +version = "1.0.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "3d4fc12a85bcf441cfe44344c4b72d58493178ce635338a3f3b78943aceb258e" +dependencies = [ + "defmt-parser", + "proc-macro-error2", + "proc-macro2", + "quote", + "syn", +] + +[[package]] +name = "defmt-parser" +version = "1.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "10d60334b3b2e7c9d91ef8150abfb6fa4c1c39ebbcf4a81c2e346aad939fee3e" +dependencies = [ + "thiserror", +] + +[[package]] +name = "defmt-rtt" +version = "1.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b2cac3b8a5644a9e02b75085ebad3b6deafdbdbdec04bb25086523828aa4dfd1" +dependencies = [ + "critical-section", + "defmt", +] + [[package]] name = "document-features" version = "0.2.11" @@ -226,7 +338,9 @@ version = "0.9.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "06070468370195e0e86f241c8e5004356d696590a678d47d6676795b2e439c6b" dependencies = [ + "cortex-m", "critical-section", + "defmt", "document-features", "embassy-executor-macros", "embassy-executor-timer-queue", @@ -264,6 +378,7 @@ checksum = "73974a3edbd0bd286759b3d483540f0ebef705919a5f56f4fc7709066f71689b" dependencies = [ "cfg-if", "critical-section", + "defmt", "embedded-io-async", "futures-core", "futures-sink", @@ -278,6 +393,7 @@ checksum = "f4fa65b9284d974dad7a23bb72835c4ec85c0b540d86af7fc4098c88cff51d65" dependencies = [ "cfg-if", "critical-section", + "defmt", "document-features", "embassy-time-driver", "embedded-hal 0.2.7", @@ -526,7 +642,7 @@ version = "0.7.10" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "046fa2d4d00aea763528b4950358d0ead425372445dc8ff86312b3c69ff7727b" dependencies = [ - "bitflags", + "bitflags 2.9.4", "cfg-if", "libc", ] @@ -549,12 +665,30 @@ version = "0.2.176" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "58f929b4d672ea937a23a1ab494143d968337a5f47e56d0815df1e0890ddf174" +[[package]] +name = "linked_list_allocator" +version = "0.10.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9afa463f5405ee81cdb9cc2baf37e08ec7e4c8209442b5d72c04cfb2cd6e6286" +dependencies = [ + "spinning_top", +] + [[package]] name = "litrs" version = "0.4.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f5e54036fe321fd421e10d732f155734c4e4afd610dd556d9a82833ab3ee0bed" +[[package]] +name = "lock_api" +version = "0.4.14" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "224399e74b87b5f3557511d98dff8b14089b3dadafcab6bb93eab67d3aace965" +dependencies = [ + "scopeguard", +] + [[package]] name = "log" version = "0.4.28" @@ -645,6 +779,45 @@ version = "1.21.3" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d" +[[package]] +name = "panic-halt" +version = "0.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "de96540e0ebde571dc55c73d60ef407c653844e6f9a1e2fdbd40c07b9252d812" + +[[package]] +name = "panic-probe" +version = "1.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "fd402d00b0fb94c5aee000029204a46884b1262e0c443f166d86d2c0747e1a1a" +dependencies = [ + "cortex-m", + "defmt", +] + +[[package]] +name = "parking_lot" +version = "0.12.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "93857453250e3077bd71ff98b6a65ea6621a19bb0f559a85248955ac12c45a1a" +dependencies = [ + "lock_api", + "parking_lot_core", +] + +[[package]] +name = "parking_lot_core" +version = "0.9.12" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "2621685985a2ebf1c516881c026032ac7deafcda1a2c9b7850dc81e3dfcb64c1" +dependencies = [ + "cfg-if", + "libc", + "redox_syscall", + "smallvec", + "windows-link", +] + [[package]] name = "pin-project-lite" version = "0.2.16" @@ -672,6 +845,28 @@ dependencies = [ "zerocopy", ] +[[package]] +name = "proc-macro-error-attr2" +version = "2.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "96de42df36bb9bba5542fe9f1a054b8cc87e172759a1868aa05c1f3acc89dfc5" +dependencies = [ + "proc-macro2", + "quote", +] + +[[package]] +name = "proc-macro-error2" +version = "2.0.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "11ec05c52be0a07b08061f7dd003e7d7092e0472bc731b4af7bb1ef876109802" +dependencies = [ + "proc-macro-error-attr2", + "proc-macro2", + "quote", + "syn", +] + [[package]] name = "proc-macro2" version = "1.0.101" @@ -720,6 +915,15 @@ dependencies = [ "getrandom", ] +[[package]] +name = "redox_syscall" +version = "0.5.18" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ed2bf2547551a7053d6fdfafda3f938979645c44812fbfcda098faae3f1a362d" +dependencies = [ + "bitflags 2.9.4", +] + [[package]] name = "regex-automata" version = "0.4.11" @@ -743,12 +947,42 @@ version = "0.1.26" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "56f7d92ca342cea22a06f2121d944b4fd82af56988c270852495420f961d4ace" +[[package]] +name = "rustc_version" +version = "0.2.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "138e3e0acb6c9fb258b19b67cb8abd63c00679d2851805ea151465464fe9030a" +dependencies = [ + "semver", +] + [[package]] name = "ryu" version = "1.0.20" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f" +[[package]] +name = "scopeguard" +version = "1.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49" + +[[package]] +name = "semver" +version = "0.9.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1d7eb9ef2c18661902cc47e535f9bc51b78acd254da71d375c2f6720d9a40403" +dependencies = [ + "semver-parser", +] + +[[package]] +name = "semver-parser" +version = "0.7.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3" + [[package]] name = "serde" version = "1.0.226" @@ -810,6 +1044,15 @@ dependencies = [ "lazy_static", ] +[[package]] +name = "signal-hook-registry" +version = "1.4.6" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b2a4719bff48cee6b39d12c020eeb490953ad2443b7055bd0b21fca26bd8c28b" +dependencies = [ + "libc", +] + [[package]] name = "slab" version = "0.4.11" @@ -822,6 +1065,25 @@ version = "1.15.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03" +[[package]] +name = "socket2" +version = "0.6.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "233504af464074f9d066d7b5416c5f9b894a5862a6506e306f7b816cdd6f1807" +dependencies = [ + "libc", + "windows-sys 0.59.0", +] + +[[package]] +name = "spinning_top" +version = "0.2.5" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5b9eb1a2f4c41445a3a0ff9abc5221c5fcd28e1f13cd7c0397706f9ac938ddb0" +dependencies = [ + "lock_api", +] + [[package]] name = "stable_deref_trait" version = "1.2.0" @@ -896,12 +1158,17 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "89e49afdadebb872d3145a5638b59eb0691ea23e46ca484037cfab3b76b95038" dependencies = [ "backtrace", + "bytes", "io-uring", "libc", "mio", + "parking_lot", "pin-project-lite", + "signal-hook-registry", "slab", + "socket2", "tokio-macros", + "windows-sys 0.59.0", ] [[package]] @@ -1075,6 +1342,12 @@ version = "0.1.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "ba73ea9cf16a25df0c8caa16c51acb937d5712a8429db78a3ee29d5dcacd3a65" +[[package]] +name = "vcell" +version = "0.1.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "77439c1b53d2303b20d9459b1ade71a83c716e3f9c34f3228c00e6f185d6c002" + [[package]] name = "version_check" version = "0.9.5" @@ -1087,6 +1360,15 @@ version = "1.0.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "6a02e4885ed3bc0f2de90ea6dd45ebcbb66dacffe03547fadbb0eeae2770887d" +[[package]] +name = "volatile-register" +version = "0.2.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "de437e2a6208b014ab52972a27e59b33fa2920d3e00fe05026167a1c509d19cc" +dependencies = [ + "vcell", +] + [[package]] name = "wasi" version = "0.11.1+wasi-snapshot-preview1" diff --git a/Cargo.toml b/Cargo.toml index cb4d74a2..211d754c 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -50,17 +50,59 @@ clap = { version = "4.0", features = ["derive"] } # Development dependencies tokio-test = "0.4" +aimdb-tokio-adapter = { path = "./aimdb-tokio-adapter" } # Embassy ecosystem for embedded async -embassy-executor = { version = "0.9.1" } -embassy-time = "0.5" -embassy-sync = "0.7.2" -embassy-futures = "0.1.2" +embassy-stm32 = { version = "0.4.0", features = [ + "defmt", + "stm32f429zi", + "unstable-pac", + "memory-x", + "time-driver-tim4", + "exti", + "chrono", +] } +embassy-sync = { version = "0.7.2", features = ["defmt"] } +embassy-executor = { version = "0.9.0", features = [ + "arch-cortex-m", + "executor-thread", + "executor-interrupt", + "defmt", +] } +embassy-time = { version = "0.5.0", features = [ + "defmt", + "defmt-timestamp-uptime", + "tick-hz-32_768", +] } +embassy-usb = { version = "0.5.1", features = ["defmt"] } +embassy-net = { version = "0.7.1", features = [ + "defmt", + "tcp", + "dhcpv4", + "medium-ethernet", +] } +embassy-net-wiznet = { version = "0.2.1", features = ["defmt"] } +embassy-futures = { version = "0.1.2" } # Embedded HAL for peripheral abstractions -embedded-hal = "1.0" +embedded-hal = "0.2.6" embedded-hal-async = "1.0" embedded-hal-nb = "1.0" +embedded-hal-bus = { version = "0.2", features = ["async"] } +embedded-io = { version = "0.6.0" } +embedded-io-async = { version = "0.6.1" } + +# Embedded debugging and logging +defmt = "1.0.1" +defmt-rtt = "1.0.0" +panic-halt = "0.2" + +# Cortex-M +cortex-m = { version = "0.7.6", features = [ + "inline-asm", + "critical-section-single-core", +] } +cortex-m-rt = "0.7.0" [workspace.metadata.docs.rs] all-features = true diff --git a/aimdb-core/src/database.rs b/aimdb-core/src/database.rs index 80579075..205d1d26 100644 --- a/aimdb-core/src/database.rs +++ b/aimdb-core/src/database.rs @@ -227,74 +227,32 @@ impl Database { }) } - /// Spawns a service that operates on the given record + /// Gets a reference to the runtime adapter /// - /// Services are long-running async functions that process data in records. - /// The exact spawning mechanism depends on the runtime implementation. - /// - /// # Type Parameters - /// * `S` - The service type (function pointer or type that implements the service) - /// - /// # Arguments - /// * `record` - The record that the service will operate on + /// This allows users to access the runtime adapter directly for service spawning. + /// Services should be defined using the `#[service]` macro for proper runtime integration. /// /// # Example /// ```rust,no_run - /// # struct SampleService; - /// # impl aimdb_core::runtime::ServiceSpawnable for SampleService { - /// # fn spawn_with_adapter(_: &A, _: aimdb_core::runtime::ServiceParams) -> aimdb_core::DbResult<()> { Ok(()) } + /// # use aimdb_core::{service, AimDbService, Database, RuntimeAdapter}; + /// # #[cfg(feature = "tokio-runtime")] + /// # { + /// # use aimdb_core::SpawnDynamically; + /// + /// // Define a service using the service macro + /// #[service] + /// async fn my_background_task() -> aimdb_core::DbResult<()> { + /// // Service implementation + /// Ok(()) + /// } + /// + /// # async fn example(db: Database) -> aimdb_core::DbResult<()> { + /// // Spawn service through the generated service struct + /// MyBackgroundTaskService::spawn_on_tokio(db.adapter())?; + /// # Ok(()) /// # } - /// # async fn example(db: aimdb_core::Database) { - /// let sensors = db.record("sensors"); - /// db.spawn_service::(sensors); /// # } /// ``` - pub fn spawn_service(&self, record: Record) - where - S: crate::runtime::ServiceSpawnable, - { - #[cfg(feature = "tracing")] - tracing::debug!( - "Spawning service of type {} through runtime adapter", - core::any::type_name::() - ); - - // Create service parameters for the runtime adapter - let service_params = crate::runtime::ServiceParams { - service_name: core::any::type_name::(), - record: record.clone(), - config: crate::runtime::ServiceConfig::Default, - }; - - // Use the runtime adapter to spawn the service - match self.adapter.spawn_service::(service_params) { - Ok(()) => { - #[cfg(feature = "tracing")] - tracing::info!( - "Successfully spawned service: {}", - core::any::type_name::() - ); - } - Err(_e) => { - #[cfg(feature = "tracing")] - tracing::error!( - ?_e, - "Failed to spawn service: {}", - core::any::type_name::() - ); - } - } - - let _ = record; // TODO: Connect record to service - } - - /// Provides access to the runtime adapter - /// - /// This allows adapter-specific implementations to access runtime-specific - /// functionality for implementing their own `run()` methods. - /// - /// # Returns - /// Reference to the runtime adapter pub fn adapter(&self) -> &A { &self.adapter } diff --git a/aimdb-core/src/lib.rs b/aimdb-core/src/lib.rs index 0e0034a7..300c89eb 100644 --- a/aimdb-core/src/lib.rs +++ b/aimdb-core/src/lib.rs @@ -13,7 +13,13 @@ pub mod time; // Public API exports pub use error::{DbError, DbResult}; -pub use runtime::{DelayCapableAdapter, RuntimeAdapter}; +pub use runtime::{AimDbService, DelayCapableAdapter, RuntimeAdapter, RuntimeInfo}; + +#[cfg(feature = "tokio-runtime")] +pub use runtime::SpawnDynamically; + +#[cfg(feature = "embassy-runtime")] +pub use runtime::SpawnStatically; pub use time::{SleepCapable, TimestampProvider}; // Database implementation exports diff --git a/aimdb-core/src/runtime.rs b/aimdb-core/src/runtime.rs index ff2892c7..4a6cf9c6 100644 --- a/aimdb-core/src/runtime.rs +++ b/aimdb-core/src/runtime.rs @@ -6,45 +6,26 @@ use crate::DbResult; use core::future::Future; -/// Core trait for runtime adapters providing async execution capabilities +/// Core trait for runtime adapters providing basic metadata and initialization /// -/// This trait defines the essential interface that all AimDB runtime adapters -/// must implement, enabling the database to run on different async runtimes -/// while maintaining consistent behavior. +/// This trait defines the minimal interface that all AimDB runtime adapters +/// must implement. Specific spawning capabilities are provided by either +/// `SpawnDynamically` or `SpawnStatically` traits. /// /// # Design Philosophy /// /// - **Runtime Agnostic**: The core database doesn't depend on specific runtimes -/// - **Service Focused**: Adapts to different service spawning models +/// - **Clear Separation**: Dynamic vs static spawning models are explicit /// - **Platform Flexible**: Works across std and no_std environments /// - **Performance Focused**: Zero-cost abstractions where possible /// - **Error Preserving**: Maintains full error context through async chains /// /// # Implementations /// -/// - `TokioAdapter`: For std environments using Tokio runtime -/// - `EmbassyAdapter`: For no_std embedded environments using Embassy +/// - `TokioAdapter`: Implements `SpawnDynamically` for std environments +/// - `EmbassyAdapter`: Implements `SpawnStatically` for no_std embedded environments /// -pub trait RuntimeAdapter { - /// Spawns a service using the runtime's service management system - /// - /// This method handles service spawning in a runtime-appropriate way: - /// - **Tokio**: Uses tokio::spawn with the service future - /// - **Embassy**: Uses spawner.spawn with pre-defined service tasks - /// - /// # Type Parameters - /// * `S` - The service type that implements ServiceSpawnable for this adapter - /// - /// # Arguments - /// * `service_params` - Parameters needed for service initialization - /// - /// # Returns - /// `DbResult<()>` indicating whether the service was successfully started - fn spawn_service(&self, service_params: ServiceParams) -> DbResult<()> - where - S: ServiceSpawnable, - Self: Sized; - +pub trait RuntimeAdapter: Send + Sync + 'static { /// Creates a new adapter instance with default configuration /// /// # Returns @@ -52,67 +33,90 @@ pub trait RuntimeAdapter { fn new() -> DbResult where Self: Sized; -} -/// Parameters for service spawning -/// -/// This struct contains the information needed to spawn a service, -/// allowing different runtimes to handle service initialization appropriately. -#[derive(Debug, Clone)] -pub struct ServiceParams { - /// Service identifier/name for logging and debugging - pub service_name: &'static str, - /// Record that the service should operate on - pub record: crate::Record, - /// Any additional runtime-specific configuration - pub config: ServiceConfig, + /// Returns the runtime name for debugging and logging + fn runtime_name() -> &'static str + where + Self: Sized; } -/// Configuration for service spawning +/// Trait for runtimes that support dynamic future spawning (like Tokio) /// -/// This allows runtime-specific configuration to be passed through -/// the generic service spawning interface. -#[derive(Debug, Clone)] -pub enum ServiceConfig { - /// No additional configuration needed - Default, - /// Tokio-specific configuration (if any) - #[cfg(feature = "std")] - Tokio(TokioServiceConfig), - /// Embassy-specific configuration - #[cfg(not(feature = "std"))] - Embassy(EmbassyServiceConfig), +/// This trait is for runtimes that can spawn arbitrary futures at runtime, +/// typically using a dynamic task scheduler. +#[cfg(feature = "tokio-runtime")] +pub trait SpawnDynamically: RuntimeAdapter { + /// Spawns a future dynamically on the runtime + /// + /// # Type Parameters + /// * `F` - The future to spawn + /// * `T` - The return type of the future + /// + /// # Arguments + /// * `future` - The async task to spawn + /// + /// # Returns + /// A handle to the spawned task or an error if spawning failed + fn spawn(&self, future: F) -> DbResult> + where + F: Future + Send + 'static, + T: Send + 'static; } -/// Trait for services that can be spawned on runtime adapters +/// Trait for runtimes that require compile-time task definition (like Embassy) /// -/// This trait is implemented by the service macro for each service, -/// providing a clean interface between the generated service code -/// and the runtime adapter. -pub trait ServiceSpawnable { - /// Spawns this service using the provided runtime adapter - /// - /// # Arguments - /// * `adapter` - The runtime adapter to use for spawning - /// * `params` - Service parameters and configuration +/// This trait is for runtimes that require tasks to be defined at compile time +/// and spawned through a spawner interface. +#[cfg(feature = "embassy-runtime")] +pub trait SpawnStatically: RuntimeAdapter { + /// Gets access to the Embassy spawner for task spawning /// /// # Returns - /// `DbResult<()>` indicating whether spawning was successful - fn spawn_with_adapter(adapter: &A, params: ServiceParams) -> crate::DbResult<()>; + /// Reference to the spawner if available, None if no spawner is configured + fn spawner(&self) -> Option<&embassy_executor::Spawner>; } -#[cfg(feature = "std")] +/// Information about a runtime adapter #[derive(Debug, Clone)] -pub struct TokioServiceConfig { - /// Task name for debugging - pub task_name: Option<&'static str>, +pub struct RuntimeInfo { + /// Name of the runtime (e.g., "tokio", "embassy") + pub name: &'static str, + /// Whether this runtime supports dynamic spawning + pub supports_dynamic_spawn: bool, + /// Whether this runtime supports static spawning + pub supports_static_spawn: bool, } -#[cfg(not(feature = "std"))] -#[derive(Debug, Clone)] -pub struct EmbassyServiceConfig { - /// Embassy-specific configuration options - pub priority: Option, +/// Core trait that all AimDB services must implement +/// +/// This trait defines the essential interface for long-running services. +/// It is automatically implemented by the `#[service]` macro for service functions. +pub trait AimDbService: Send + Sync + 'static { + /// Runs the service - this is the main service function + /// + /// Services should typically contain an infinite loop and handle their own + /// error recovery. The service should only return if it's meant to terminate. + fn run() -> impl Future> + Send + 'static; + + /// Get the service name for logging and debugging + fn service_name() -> &'static str; + + /// Spawn this service on a dynamic runtime (like Tokio) + /// + /// This method is automatically implemented by the service macro when + /// tokio-runtime feature is enabled. + #[cfg(feature = "tokio-runtime")] + fn spawn_on_tokio(adapter: &impl SpawnDynamically) -> DbResult<()> { + adapter.spawn(Self::run()).map(|_| ()) + } + + /// Spawn this service on a static runtime (like Embassy) + /// + /// This method must be implemented by the service macro when + /// embassy-runtime feature is enabled, as it requires access to + /// compile-time generated task functions. + #[cfg(feature = "embassy-runtime")] + fn spawn_on_embassy(adapter: &impl SpawnStatically) -> DbResult<()>; } /// Trait for adapters that support delayed task spawning From 52ce666ba64a61244c604dd70e29ece63f651ca1 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 18:26:51 +0000 Subject: [PATCH 13/65] Enhance Embassy database and runtime adapter with service spawning capabilities --- aimdb-embassy-adapter/src/database.rs | 35 ++++++++++-- aimdb-embassy-adapter/src/runtime.rs | 81 ++++----------------------- 2 files changed, 40 insertions(+), 76 deletions(-) diff --git a/aimdb-embassy-adapter/src/database.rs b/aimdb-embassy-adapter/src/database.rs index 82d91bd2..d2da0ffa 100644 --- a/aimdb-embassy-adapter/src/database.rs +++ b/aimdb-embassy-adapter/src/database.rs @@ -26,12 +26,35 @@ impl EmbassyDatabase { self.0.record(name) } - /// Spawns a service that operates on the given record - pub fn spawn_service(&self, record: Record) - where - S: aimdb_core::runtime::ServiceSpawnable, - { - self.0.spawn_service::(record) + /// Gets a reference to the runtime adapter for service spawning + /// + /// Use this with services defined using the `#[service]` macro: + /// ```rust,no_run + /// # use aimdb_embassy_adapter::EmbassyDatabase; + /// # use aimdb_core::{service, AimDbService}; + /// + /// // Define a service using the service macro + /// #[service] + /// async fn sensor_monitor() -> aimdb_core::DbResult<()> { + /// // Service implementation + /// Ok(()) + /// } + /// + /// # async fn example(db: EmbassyDatabase) -> aimdb_core::DbResult<()> { + /// // Spawn service through the generated service struct + /// SensorMonitorService::spawn_on_embassy(db.adapter())?; + /// # Ok(()) + /// # } + /// ``` + pub fn spawn_service_on_embassy( + &self, + ) -> aimdb_core::DbResult<()> { + S::spawn_on_embassy(self.adapter()) + } + + /// Gets access to the underlying adapter for service spawning + pub fn adapter(&self) -> &EmbassyAdapter { + self.0.adapter() } } diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index 340efa1e..a3cb36f8 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -3,8 +3,7 @@ //! This module provides the Embassy-specific implementation of AimDB's runtime traits, //! enabling async task execution in embedded environments using Embassy. -use aimdb_core::runtime::{ServiceParams, ServiceSpawnable}; -use aimdb_core::{DbResult, DelayCapableAdapter, RuntimeAdapter}; +use aimdb_core::{DbResult, DelayCapableAdapter, RuntimeAdapter, SpawnStatically}; use core::future::Future; #[cfg(feature = "tracing")] @@ -109,19 +108,6 @@ impl EmbassyAdapter { pub fn spawner(&self) -> Option<&Spawner> { self.spawner.as_ref() } - - /// Gets a reference to the spawner for service macro usage - /// - /// This method allows services decorated with our service macro to access - /// the Embassy spawner for proper task spawning. The service macro generates - /// the necessary `#[embassy_executor::task]` decorated functions. - /// - /// # Returns - /// `Option<&embassy_executor::Spawner>` - The spawner if available - #[cfg(feature = "embassy-runtime")] - pub fn get_spawner(&self) -> Option<&Spawner> { - self.spawner.as_ref() - } } impl Default for EmbassyAdapter { @@ -133,64 +119,19 @@ impl Default for EmbassyAdapter { // Trait implementations for the core adapter interfaces impl RuntimeAdapter for EmbassyAdapter { - fn spawn_service(&self, service_params: ServiceParams) -> DbResult<()> - where - S: ServiceSpawnable, - { - #[cfg(feature = "tracing")] - debug!( - "Embassy service spawning for: {}", - service_params.service_name - ); - - #[cfg(feature = "embassy-runtime")] - { - if let Some(_spawner) = &self.spawner { - // Use the service spawning trait to actually spawn the service - match S::spawn_with_adapter(self, service_params) { - Ok(()) => { - #[cfg(feature = "tracing")] - debug!( - "Successfully spawned Embassy service: {}", - core::any::type_name::() - ); - Ok(()) - } - Err(e) => { - #[cfg(feature = "tracing")] - warn!( - ?e, - "Failed to spawn Embassy service: {}", - core::any::type_name::() - ); - Err(e) - } - } - } else { - #[cfg(feature = "tracing")] - warn!( - "No spawner available for service: {}", - service_params.service_name - ); - - // Return error if no spawner is available - Err(aimdb_core::DbError::internal(0x1001)) // Custom error code for missing spawner - } - } + fn new() -> DbResult { + Self::new() + } - #[cfg(not(feature = "embassy-runtime"))] - { - #[cfg(feature = "tracing")] - warn!( - "Embassy runtime features not enabled, cannot spawn service: {}", - service_params.service_name - ); - Err(aimdb_core::DbError::internal(0x1002)) // Custom error code for missing features - } + fn runtime_name() -> &'static str { + "embassy" } +} - fn new() -> DbResult { - Self::new() +#[cfg(feature = "embassy-runtime")] +impl SpawnStatically for EmbassyAdapter { + fn spawner(&self) -> Option<&embassy_executor::Spawner> { + self.spawner.as_ref() } } From b11efb08ded83ba7c15edc660d360f5733a3eab8 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 18:27:01 +0000 Subject: [PATCH 14/65] Refactor service macro implementation for improved runtime spawning and clarity --- aimdb-macros/src/service.rs | 99 ++++++++++++++----------------------- 1 file changed, 36 insertions(+), 63 deletions(-) diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs index 34e86f59..73a6deac 100644 --- a/aimdb-macros/src/service.rs +++ b/aimdb-macros/src/service.rs @@ -57,89 +57,62 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { #(#fn_attrs)* #fn_vis async fn #fn_name(#fn_inputs) #fn_output #fn_body - // Embassy task wrapper (only compiled when embassy-runtime feature is enabled) + // Service implementation struct for runtime-neutral spawning + pub struct #service_struct_name; + + // Embassy task wrapper (only available with embassy-runtime feature) #[cfg(feature = "embassy-runtime")] #[embassy_executor::task] async fn #embassy_task_name(#fn_inputs) { - // Forward to the original function, ignoring the return value let _ = #fn_name(#(#param_names),*).await; } - // Service type for runtime-neutral spawning - pub struct #service_struct_name; - - // Embassy ServiceSpawnable implementation - #[cfg(feature = "embassy-runtime")] - impl aimdb_core::runtime::ServiceSpawnable for #service_struct_name { - fn spawn_with_adapter( - adapter: &aimdb_embassy_adapter::EmbassyAdapter, - service_params: aimdb_core::runtime::ServiceParams, - ) -> aimdb_core::DbResult<()> { - use aimdb_core::DbError; + // Implement the AimDbService trait for this service + impl aimdb_core::AimDbService for #service_struct_name { + fn run() -> impl core::future::Future> + Send + 'static { + #fn_name(#(#param_names),*) + } - #[cfg(feature = "tracing")] - tracing::info!("Spawning Embassy service: {}", service_params.service_name); + fn service_name() -> &'static str { + stringify!(#fn_name) + } - // Get the spawner from the adapter + // Override the embassy spawning method when embassy-runtime is enabled + #[cfg(feature = "embassy-runtime")] + fn spawn_on_embassy(adapter: &impl aimdb_core::SpawnStatically) -> aimdb_core::DbResult<()> { if let Some(spawner) = adapter.spawner() { - // TODO: For now we'll spawn a simple task - this needs to be enhanced - // to pass the actual service parameters to the Embassy task - match spawner.spawn(#embassy_task_name()) { + // Use defmt for embedded targets, tracing for std targets + #[cfg(all(feature = "tracing", not(feature = "embedded")))] + tracing::info!("Spawning Embassy service: {}", stringify!(#fn_name)); + #[cfg(all(not(feature = "tracing"), feature = "embedded"))] + defmt::info!("Spawning Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); + + match spawner.spawn(#embassy_task_name(#(#param_names),*)) { Ok(_) => { - #[cfg(feature = "tracing")] - tracing::debug!("Successfully spawned Embassy service: {}", service_params.service_name); + #[cfg(all(feature = "tracing", not(feature = "embedded")))] + tracing::debug!("Successfully spawned Embassy service: {}", stringify!(#fn_name)); + #[cfg(all(not(feature = "tracing"), feature = "embedded"))] + defmt::debug!("Successfully spawned Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); Ok(()) } Err(_) => { - #[cfg(feature = "tracing")] - tracing::error!("Failed to spawn Embassy service: {}", service_params.service_name); - Err(DbError::internal(0x5001)) + #[cfg(all(feature = "tracing", not(feature = "embedded")))] + tracing::error!("Failed to spawn Embassy service: {}", stringify!(#fn_name)); + #[cfg(all(not(feature = "tracing"), feature = "embedded"))] + defmt::error!("Failed to spawn Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); + Err(aimdb_core::DbError::internal(0x5003)) } } } else { - #[cfg(feature = "tracing")] - tracing::warn!("No Embassy spawner available for service: {}", service_params.service_name); - Err(DbError::internal(0x5000)) + #[cfg(all(feature = "tracing", not(feature = "embedded")))] + tracing::error!("No spawner available for Embassy service: {}", stringify!(#fn_name)); + #[cfg(all(not(feature = "tracing"), feature = "embedded"))] + defmt::error!("No spawner available for Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); + Err(aimdb_core::DbError::internal(0x1001)) } } } - // Tokio ServiceSpawnable implementation - #[cfg(feature = "tokio-runtime")] - impl aimdb_core::runtime::ServiceSpawnable for #service_struct_name { - fn spawn_with_adapter( - _adapter: &aimdb_tokio_adapter::TokioAdapter, - service_params: aimdb_core::runtime::ServiceParams, - ) -> aimdb_core::DbResult<()> { - use aimdb_core::DbError; - - #[cfg(feature = "tracing")] - tracing::info!("Spawning Tokio service: {}", service_params.service_name); - // For Tokio, we spawn the service dynamically using tokio::spawn - let service_name = service_params.service_name.to_string(); - tokio::spawn(async move { - #[cfg(feature = "tracing")] - tracing::debug!("Starting Tokio service: {}", service_name); - - // TODO: For now we call with default parameters - this needs to be enhanced - // to pass the actual service parameters - let result = #fn_name().await; - - #[cfg(feature = "tracing")] - match &result { - Ok(_) => tracing::info!("Tokio service completed successfully: {}", service_name), - Err(e) => tracing::error!("Tokio service failed: {} - {:?}", service_name, e), - } - - result - }); - - #[cfg(feature = "tracing")] - tracing::debug!("Successfully spawned Tokio service: {}", service_params.service_name); - - Ok(()) - } - } }) } From 87014e50533b87bea0e2dd0b99bce208ab92dffc Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 18:27:22 +0000 Subject: [PATCH 15/65] Refactor TokioAdapter to implement SpawnDynamically and enhance runtime service spawning capabilities --- aimdb-tokio-adapter/src/runtime.rs | 28 +++++++++++++++++----------- 1 file changed, 17 insertions(+), 11 deletions(-) diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs index 3eaf01d3..abfea332 100644 --- a/aimdb-tokio-adapter/src/runtime.rs +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -3,7 +3,7 @@ //! This module provides the Tokio-specific implementation of AimDB's runtime traits, //! enabling async task spawning and execution in std environments using Tokio. -use aimdb_core::{DbError, DbResult, DelayCapableAdapter, RuntimeAdapter}; +use aimdb_core::{DbError, DbResult, DelayCapableAdapter, RuntimeAdapter, SpawnDynamically}; use core::future::Future; use std::time::Duration; @@ -139,20 +139,26 @@ impl Default for TokioAdapter { #[cfg(feature = "tokio-runtime")] impl RuntimeAdapter for TokioAdapter { - fn spawn_service(&self, service_params: aimdb_core::runtime::ServiceParams) -> DbResult<()> + fn new() -> DbResult { + Self::new() + } + + fn runtime_name() -> &'static str { + "tokio" + } +} + +#[cfg(feature = "tokio-runtime")] +impl SpawnDynamically for TokioAdapter { + fn spawn(&self, future: F) -> DbResult> where - S: aimdb_core::runtime::ServiceSpawnable, - Self: Sized, + F: Future + Send + 'static, + T: Send + 'static, { #[cfg(feature = "tracing")] - tracing::info!("Spawning Tokio service: {}", service_params.service_name); - - // Use the ServiceSpawnable trait to spawn the service - S::spawn_with_adapter(self, service_params) - } + tracing::debug!("Spawning future on Tokio runtime"); - fn new() -> DbResult { - Self::new() + Ok(tokio::spawn(future)) } } From d17127697613dcd3bc1d5d7d5dd438f03c80043d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 18:42:06 +0000 Subject: [PATCH 16/65] Reorganize module imports for improved clarity and consistency --- aimdb-tokio-adapter/src/lib.rs | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/aimdb-tokio-adapter/src/lib.rs b/aimdb-tokio-adapter/src/lib.rs index 57491a03..a7379683 100644 --- a/aimdb-tokio-adapter/src/lib.rs +++ b/aimdb-tokio-adapter/src/lib.rs @@ -65,10 +65,9 @@ #[cfg(feature = "tokio-runtime")] pub mod database; -mod error; -mod runtime; -#[cfg(feature = "tokio-runtime")] -mod time; +pub mod error; +pub mod runtime; +pub mod time; pub use error::{TokioErrorConverter, TokioErrorSupport}; From 3287f2e9c0fb7e0c34037f44c2d0388460d744ec Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sun, 5 Oct 2025 20:24:39 +0000 Subject: [PATCH 17/65] Add RuntimeContext for unified access to runtime capabilities and update service macro for automatic context injection --- Cargo.lock | 1 + aimdb-core/src/context.rs | 166 ++++++++++++++++++++++++++++++++++++ aimdb-core/src/database.rs | 7 +- aimdb-core/src/lib.rs | 2 + aimdb-macros/src/service.rs | 56 ++++++------ 5 files changed, 203 insertions(+), 29 deletions(-) create mode 100644 aimdb-core/src/context.rs diff --git a/Cargo.lock b/Cargo.lock index 56a5de5f..f58c916d 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -96,6 +96,7 @@ dependencies = [ "panic-halt", "panic-probe", "tokio", + "tracing", ] [[package]] diff --git a/aimdb-core/src/context.rs b/aimdb-core/src/context.rs new file mode 100644 index 00000000..effaddb1 --- /dev/null +++ b/aimdb-core/src/context.rs @@ -0,0 +1,166 @@ +//! Runtime context for AimDB services +//! +//! Provides a unified interface to runtime capabilities like sleep and timestamp +//! functions, abstracting away the specific runtime adapter implementation. + +use crate::time::{SleepCapable, TimestampProvider}; +use core::future::Future; + +/// Unified runtime context for AimDB services +/// +/// This context provides access to essential runtime capabilities through +/// a clean, unified API. Services receive this context and can use it for +/// timing operations without needing to know about the underlying runtime. +/// +/// # Example +/// +/// ```rust,ignore +/// use aimdb_core::{RuntimeContext, service, DbResult}; +/// use aimdb_tokio_adapter::TokioAdapter; +/// use std::time::Duration; +/// +/// #[service] +/// async fn my_service(ctx: RuntimeContext) -> DbResult<()> { +/// println!("Service starting at: {:?}", ctx.now()); +/// +/// // Sleep using the runtime's sleep capability +/// ctx.sleep(Duration::from_millis(100)).await; +/// +/// println!("Service completed at: {:?}", ctx.now()); +/// Ok(()) +/// } +/// ``` +#[derive(Clone)] +pub struct RuntimeContext +where + R: SleepCapable + TimestampProvider, +{ + runtime: R, +} + +impl RuntimeContext +where + R: SleepCapable + TimestampProvider, +{ + /// Create a new RuntimeContext with the given runtime adapter + /// + /// # Arguments + /// + /// * `runtime` - Runtime adapter implementing both SleepCapable and TimestampProvider traits + pub fn new(runtime: R) -> Self { + Self { runtime } + } + + /// Sleep for the specified duration + /// + /// This method delegates to the underlying runtime's sleep implementation, + /// allowing services to sleep without knowing the specific runtime type. + /// + /// # Arguments + /// + /// * `duration` - How long to sleep + /// + /// # Example + /// + /// ```rust,ignore + /// # use aimdb_core::RuntimeContext; + /// # use aimdb_tokio_adapter::TokioAdapter; + /// # use std::time::Duration; + /// # async fn example(ctx: &RuntimeContext) { + /// // In a service function + /// ctx.sleep(Duration::from_millis(500)).await; + /// # } + /// ``` + pub fn sleep(&self, duration: R::Duration) -> impl Future + '_ { + self.runtime.sleep(duration) + } + + /// Get the current timestamp + /// + /// This method delegates to the underlying runtime's timestamp implementation, + /// providing a consistent way to get time information across different runtimes. + /// + /// # Returns + /// + /// Current instant/timestamp from the runtime + /// + /// # Example + /// + /// ```rust,ignore + /// # use aimdb_core::RuntimeContext; + /// # use aimdb_tokio_adapter::TokioAdapter; + /// # fn example(ctx: &RuntimeContext) { + /// let start_time = ctx.now(); + /// // ... do some work ... + /// let end_time = ctx.now(); + /// # } + /// ``` + pub fn now(&self) -> R::Instant { + self.runtime.now() + } +} + +impl RuntimeContext +where + R: SleepCapable + TimestampProvider + Clone, +{ + /// Create a RuntimeContext from a runtime adapter + /// + /// This is a convenience method for runtime adapters that implement both + /// SleepCapable and TimestampProvider (like TokioAdapter and EmbassyAdapter). + /// + /// # Arguments + /// + /// * `runtime` - Runtime adapter implementing both required traits + pub fn from_runtime(runtime: R) -> Self { + Self::new(runtime) + } +} + +#[cfg(all(test, feature = "std"))] +mod tests { + use super::*; + use crate::time::{SleepCapable, TimestampProvider}; + use std::time::{Duration, SystemTime}; + + // Mock implementations for testing (only available in std environments) + #[derive(Clone, Copy)] + struct MockRuntime; + + impl SleepCapable for MockRuntime { + type Duration = Duration; + + #[allow(clippy::manual_async_fn)] + fn sleep(&self, _duration: Self::Duration) -> impl Future { + async {} + } + } + + impl TimestampProvider for MockRuntime { + type Instant = SystemTime; + + fn now(&self) -> Self::Instant { + SystemTime::now() + } + } + + #[tokio::test] + async fn test_runtime_context_creation() { + let runtime = MockRuntime; + let ctx = RuntimeContext::from_runtime(runtime); + + // Test that we can call the methods + let _now = ctx.now(); + ctx.sleep(Duration::from_millis(1)).await; + } + + #[tokio::test] + async fn test_runtime_context_new() { + let runtime = MockRuntime; + let ctx = RuntimeContext::new(runtime); + + // Test that we can call the methods + let _now = ctx.now(); + ctx.sleep(Duration::from_millis(1)).await; + } +} diff --git a/aimdb-core/src/database.rs b/aimdb-core/src/database.rs index 205d1d26..ba39d492 100644 --- a/aimdb-core/src/database.rs +++ b/aimdb-core/src/database.rs @@ -233,7 +233,7 @@ impl Database { /// Services should be defined using the `#[service]` macro for proper runtime integration. /// /// # Example - /// ```rust,no_run + /// ```rust,ignore /// # use aimdb_core::{service, AimDbService, Database, RuntimeAdapter}; /// # #[cfg(feature = "tokio-runtime")] /// # { @@ -241,8 +241,9 @@ impl Database { /// /// // Define a service using the service macro /// #[service] - /// async fn my_background_task() -> aimdb_core::DbResult<()> { - /// // Service implementation + /// async fn my_background_task(ctx: aimdb_core::RuntimeContext) -> aimdb_core::DbResult<()> { + /// // Service implementation using the context + /// let _ = ctx.now(); // Access timing capabilities /// Ok(()) /// } /// diff --git a/aimdb-core/src/lib.rs b/aimdb-core/src/lib.rs index 300c89eb..633c2b1c 100644 --- a/aimdb-core/src/lib.rs +++ b/aimdb-core/src/lib.rs @@ -6,12 +6,14 @@ #![cfg_attr(not(feature = "std"), no_std)] +pub mod context; pub mod database; mod error; pub mod runtime; pub mod time; // Public API exports +pub use context::RuntimeContext; pub use error::{DbError, DbResult}; pub use runtime::{AimDbService, DelayCapableAdapter, RuntimeAdapter, RuntimeInfo}; diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs index 73a6deac..68f4e6d2 100644 --- a/aimdb-macros/src/service.rs +++ b/aimdb-macros/src/service.rs @@ -1,8 +1,11 @@ -//! Service Macro Implementation +//! Service Macro Implementation - Simplified Version //! -//! Generates runtime-appropriate service spawning implementations: -//! - Embassy: Generates Embassy task with spawner integration +//! Generates runtime-appropriate service spawning implementations with automatic RuntimeContext injection: +//! - Embassy: Generates Embassy task with spawner integration //! - Tokio: Generates dynamic spawning shim using tokio::spawn +//! +//! **Simplified Approach**: All services automatically receive a RuntimeContext, +//! providing consistent access to timing and sleep capabilities across runtimes. use proc_macro2::TokenStream; use quote::quote; @@ -36,22 +39,6 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { syn::Ident::new(&format!("{}Service", pascal_case_name), fn_name.span()); let embassy_task_name = syn::Ident::new(&format!("{}_embassy_task", fn_name), fn_name.span()); - // Extract parameter names for forwarding (skip 'self' if present) - let param_names: Vec<_> = fn_inputs - .iter() - .filter_map(|arg| { - if let syn::FnArg::Typed(pat_type) = arg { - if let syn::Pat::Ident(pat_ident) = pat_type.pat.as_ref() { - Some(&pat_ident.ident) - } else { - None - } - } else { - None - } - }) - .collect(); - Ok(quote! { // Original function (preserved for direct calls) #(#fn_attrs)* @@ -63,21 +50,36 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { // Embassy task wrapper (only available with embassy-runtime feature) #[cfg(feature = "embassy-runtime")] #[embassy_executor::task] - async fn #embassy_task_name(#fn_inputs) { - let _ = #fn_name(#(#param_names),*).await; + async fn #embassy_task_name(ctx: aimdb_core::RuntimeContext) { + let _ = #fn_name(ctx).await; } // Implement the AimDbService trait for this service impl aimdb_core::AimDbService for #service_struct_name { fn run() -> impl core::future::Future> + Send + 'static { - #fn_name(#(#param_names),*) + async { + // Services should be spawned using spawn_on_* methods which provide RuntimeContext + Err(aimdb_core::DbError::internal(0x9000)) // Use spawn_on_tokio or spawn_on_embassy instead + } } fn service_name() -> &'static str { stringify!(#fn_name) } - // Override the embassy spawning method when embassy-runtime is enabled + // All services receive a RuntimeContext for consistent timing capabilities + #[cfg(feature = "tokio-runtime")] + fn spawn_on_tokio(adapter: &impl aimdb_core::SpawnDynamically) -> aimdb_core::DbResult<()> { + use aimdb_core::{RuntimeContext, time::{SleepCapable, TimestampProvider}}; + + // Create a TokioAdapter instance to provide the RuntimeContext + let tokio_adapter = aimdb_tokio_adapter::TokioAdapter::new()?; + let runtime_ctx = RuntimeContext::from_runtime(tokio_adapter); + + adapter.spawn(#fn_name(runtime_ctx)).map(|_| ()) + } + + // Embassy spawning method #[cfg(feature = "embassy-runtime")] fn spawn_on_embassy(adapter: &impl aimdb_core::SpawnStatically) -> aimdb_core::DbResult<()> { if let Some(spawner) = adapter.spawner() { @@ -87,7 +89,11 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { #[cfg(all(not(feature = "tracing"), feature = "embedded"))] defmt::info!("Spawning Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); - match spawner.spawn(#embassy_task_name(#(#param_names),*)) { + // Create RuntimeContext for Embassy + let embassy_adapter = aimdb_embassy_adapter::EmbassyAdapter::new()?; + let runtime_ctx = aimdb_core::RuntimeContext::from_runtime(embassy_adapter); + + match spawner.spawn(#embassy_task_name(runtime_ctx)) { Ok(_) => { #[cfg(all(feature = "tracing", not(feature = "embedded")))] tracing::debug!("Successfully spawned Embassy service: {}", stringify!(#fn_name)); @@ -112,7 +118,5 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { } } } - - }) } From cacac86cfff4fa3ee71070606934dac8c6c10bb6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 19:39:56 +0000 Subject: [PATCH 18/65] Add aimdb-executor to workspace and update Tokio dependency features --- Cargo.lock | 21 +++++++++++++-------- Cargo.toml | 6 +++++- 2 files changed, 18 insertions(+), 9 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index f58c916d..1f7ee5e1 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -46,11 +46,10 @@ version = "0.1.0" name = "aimdb-core" version = "0.1.0" dependencies = [ + "aimdb-executor", "aimdb-macros", "anyhow", "embassy-executor", - "embassy-futures", - "embassy-time", "heapless 0.9.1", "metrics", "serde", @@ -65,6 +64,7 @@ name = "aimdb-embassy-adapter" version = "0.1.0" dependencies = [ "aimdb-core", + "aimdb-executor", "embassy-executor", "embassy-sync", "embassy-time", @@ -84,6 +84,7 @@ version = "0.1.0" dependencies = [ "aimdb-core", "aimdb-embassy-adapter", + "aimdb-executor", "aimdb-macros", "aimdb-tokio-adapter", "cortex-m", @@ -99,6 +100,15 @@ dependencies = [ "tracing", ] +[[package]] +name = "aimdb-executor" +version = "0.1.0" +dependencies = [ + "embassy-executor", + "thiserror", + "tokio", +] + [[package]] name = "aimdb-macros" version = "0.1.0" @@ -114,6 +124,7 @@ name = "aimdb-tokio-adapter" version = "0.1.0" dependencies = [ "aimdb-core", + "aimdb-executor", "futures", "tokio", "tokio-test", @@ -365,12 +376,6 @@ version = "0.1.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "2fc328bf943af66b80b98755db9106bf7e7471b0cf47dc8559cd9a6be504cc9c" -[[package]] -name = "embassy-futures" -version = "0.1.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "dc2d050bdc5c21e0862a89256ed8029ae6c290a93aecefc73084b3002cdebb01" - [[package]] name = "embassy-sync" version = "0.7.2" diff --git a/Cargo.toml b/Cargo.toml index 211d754c..55ca19b7 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -1,5 +1,6 @@ [workspace] members = [ + "aimdb-executor", "aimdb-core", "aimdb-embassy-adapter", "aimdb-tokio-adapter", @@ -24,7 +25,10 @@ categories = ["database-implementations", "embedded", "asynchronous"] [workspace.dependencies] # Core async runtime -tokio = { version = "1.47.1", features = ["macros", "rt-multi-thread"] } +tokio = { version = "1.47.1", default-features = false, features = [ + "macros", + "rt-multi-thread", +] } # Serialization serde = { version = "1.0", features = ["derive"] } From bf9ad70fee2171a3f0ffb9eb0f8fff525cbfe74e Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 19:40:08 +0000 Subject: [PATCH 19/65] Refactor Makefile to update build and test commands for aimdb-core, replacing 'embedded' with 'no_std minimal' and adjusting feature validation tests for clarity. --- Makefile | 30 ++++++++++++++---------------- 1 file changed, 14 insertions(+), 16 deletions(-) diff --git a/Makefile b/Makefile index c63709fe..58b18683 100644 --- a/Makefile +++ b/Makefile @@ -34,21 +34,19 @@ help: ## Core commands build: @printf "$(GREEN)Building AimDB (all valid combinations)...$(NC)\n" - @printf "$(YELLOW) → Building aimdb-core (minimal embedded)$(NC)\n" - cargo build --package aimdb-core --features "embedded" + @printf "$(YELLOW) → Building aimdb-core (no_std minimal)$(NC)\n" + cargo build --package aimdb-core --no-default-features @printf "$(YELLOW) → Building aimdb-core (std platform)$(NC)\n" cargo build --package aimdb-core --features "std,tokio-runtime,tracing,metrics" @printf "$(YELLOW) → Building tokio adapter$(NC)\n" cargo build --package aimdb-tokio-adapter --features "tokio-runtime,tracing,metrics" - @printf "$(YELLOW) → Building embassy adapter$(NC)\n" - cargo build --package aimdb-embassy-adapter --features "embassy-runtime" @printf "$(YELLOW) → Building CLI tools$(NC)\n" cargo build --package aimdb-cli test: @printf "$(GREEN)Running all tests (valid combinations)...$(NC)\n" - @printf "$(YELLOW) → Testing aimdb-core (embedded platform)$(NC)\n" - cargo test --package aimdb-core --features "embedded" + @printf "$(YELLOW) → Testing aimdb-core (no_std minimal)$(NC)\n" + cargo test --package aimdb-core --no-default-features @printf "$(YELLOW) → Testing aimdb-core (std platform)$(NC)\n" cargo test --package aimdb-core --features "std,tokio-runtime,tracing" @printf "$(YELLOW) → Testing tokio adapter$(NC)\n" @@ -62,8 +60,8 @@ fmt: clippy: @printf "$(GREEN)Running clippy (all valid combinations)...$(NC)\n" - @printf "$(YELLOW) → Clippy on aimdb-core (embedded)$(NC)\n" - cargo clippy --package aimdb-core --features "embedded" --all-targets -- -D warnings + @printf "$(YELLOW) → Clippy on aimdb-core (no_std)$(NC)\n" + cargo clippy --package aimdb-core --no-default-features --all-targets -- -D warnings @printf "$(YELLOW) → Clippy on aimdb-core (std)$(NC)\n" cargo clippy --package aimdb-core --features "std,tokio-runtime,tracing,metrics" --all-targets -- -D warnings @printf "$(YELLOW) → Clippy on tokio adapter$(NC)\n" @@ -95,23 +93,23 @@ clean: ## Testing commands test-embedded: @printf "$(BLUE)Testing embedded/MCU cross-compilation compatibility...$(NC)\n" - @printf "$(YELLOW) → Checking aimdb-core (embedded) on thumbv7em-none-eabihf target$(NC)\n" - cargo check --package aimdb-core --target thumbv7em-none-eabihf --features "embedded" - @printf "$(YELLOW) → Checking aimdb-core (embassy-runtime) on thumbv7em-none-eabihf target$(NC)\n" - cargo check --package aimdb-core --target thumbv7em-none-eabihf --features "embedded,embassy-runtime" + @printf "$(YELLOW) → Checking aimdb-core (no_std minimal) on thumbv7em-none-eabihf target$(NC)\n" + cargo check --package aimdb-core --target thumbv7em-none-eabihf --no-default-features + @printf "$(YELLOW) → Checking aimdb-core (no_std/embassy) on thumbv7em-none-eabihf target$(NC)\n" + cargo check --package aimdb-core --target thumbv7em-none-eabihf --no-default-features --features "embassy-runtime" @printf "$(YELLOW) → Checking aimdb-embassy-adapter on thumbv7em-none-eabihf target$(NC)\n" cargo check --package aimdb-embassy-adapter --target thumbv7em-none-eabihf --features "embassy-runtime" test-feature-validation: @printf "$(BLUE)Testing feature flag validation (invalid combinations should fail)...$(NC)\n" - @printf "$(YELLOW) → Testing invalid combination: std + embedded$(NC)\n" - @! cargo build --package aimdb-core --features "std,embedded" 2>/dev/null || (echo "❌ Should have failed" && exit 1) + @printf "$(YELLOW) → Testing invalid combination: std + embassy-runtime$(NC)\n" + @! cargo build --package aimdb-core --features "std,embassy-runtime" 2>/dev/null || (echo "❌ Should have failed" && exit 1) @printf "$(GREEN) ✓ Correctly failed$(NC)\n" @printf "$(YELLOW) → Testing invalid combination: tokio-runtime + embassy-runtime$(NC)\n" @! cargo build --package aimdb-core --features "tokio-runtime,embassy-runtime" 2>/dev/null || (echo "❌ Should have failed" && exit 1) @printf "$(GREEN) ✓ Correctly failed$(NC)\n" - @printf "$(YELLOW) → Testing invalid combination: embedded + metrics$(NC)\n" - @! cargo build --package aimdb-core --features "embedded,metrics" 2>/dev/null || (echo "❌ Should have failed" && exit 1) + @printf "$(YELLOW) → Testing invalid combination: embassy-runtime + metrics (no_std conflict)$(NC)\n" + @! cargo build --package aimdb-core --no-default-features --features "embassy-runtime,metrics" 2>/dev/null || (echo "❌ Should have failed" && exit 1) @printf "$(GREEN) ✓ Correctly failed$(NC)\n" @printf "$(GREEN)All invalid combinations correctly rejected!$(NC)\n" From 87395f340d0d9f0c3a181336c7bf3b1e7e2d8df7 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 19:41:00 +0000 Subject: [PATCH 20/65] Refactor build scripts to remove 'embedded' feature validation and clarify no_std requirements for aimdb-core and aimdb-embassy-adapter --- aimdb-core/build.rs | 35 ++++++++-------------------------- aimdb-embassy-adapter/build.rs | 11 ++++++----- 2 files changed, 14 insertions(+), 32 deletions(-) diff --git a/aimdb-core/build.rs b/aimdb-core/build.rs index 7b5fc6f6..27b30d1d 100644 --- a/aimdb-core/build.rs +++ b/aimdb-core/build.rs @@ -12,29 +12,11 @@ fn main() { // Get enabled features let std_enabled = env::var("CARGO_FEATURE_STD").is_ok(); - let embedded_enabled = env::var("CARGO_FEATURE_EMBEDDED").is_ok(); let tokio_runtime_enabled = env::var("CARGO_FEATURE_TOKIO_RUNTIME").is_ok(); let embassy_runtime_enabled = env::var("CARGO_FEATURE_EMBASSY_RUNTIME").is_ok(); let metrics_enabled = env::var("CARGO_FEATURE_METRICS").is_ok(); - // Validate platform feature combinations - if std_enabled && embedded_enabled { - panic!( - r#" -❌ Invalid feature combination: Cannot enable both 'std' and 'embedded' - - The 'std' and 'embedded' features are mutually exclusive platform targets. - - Valid combinations: - • std + tokio-runtime (Cloud/Edge deployment) - • embedded + embassy-runtime (MCU deployment) - • std (Basic edge device) - • embedded (Minimal MCU) - - For help: https://docs.aimdb.dev/features -"# - ); - } + // Note: no_std is the absence of std feature, no validation needed for mutual exclusion // Validate runtime feature combinations if tokio_runtime_enabled && embassy_runtime_enabled { @@ -77,14 +59,15 @@ fn main() { ); } - if embassy_runtime_enabled && !embedded_enabled { + if embassy_runtime_enabled && std_enabled { panic!( r#" -❌ Invalid feature combination: 'embassy-runtime' requires 'embedded' platform +❌ Invalid feature combination: 'embassy-runtime' conflicts with 'std' - Embassy runtime is designed for no_std embedded environments. + Embassy runtime is designed for no_std environments. - Use: features = ["embedded", "embassy-runtime"] + Use: features = ["embassy-runtime"] (without std) + Or: features = ["embedded"] (convenience alias) "# ); } @@ -92,10 +75,8 @@ fn main() { // Set conditional compilation flags if std_enabled { println!("cargo:rustc-cfg=feature_std"); - } - - if embedded_enabled { - println!("cargo:rustc-cfg=feature_embedded"); + } else { + println!("cargo:rustc-cfg=feature_no_std"); } // Platform-specific optimizations diff --git a/aimdb-embassy-adapter/build.rs b/aimdb-embassy-adapter/build.rs index 017e973c..d2a32adc 100644 --- a/aimdb-embassy-adapter/build.rs +++ b/aimdb-embassy-adapter/build.rs @@ -8,18 +8,18 @@ use std::env; fn main() { println!("cargo:rerun-if-changed=build.rs"); - // Validate feature combinations for embedded target + // Validate feature combinations for no_std target let std_enabled = env::var("CARGO_FEATURE_STD").is_ok(); let _embassy_runtime_enabled = env::var("CARGO_FEATURE_EMBASSY_RUNTIME").is_ok(); let metrics_enabled = env::var("CARGO_FEATURE_METRICS").is_ok(); - // Prevent std usage on embassy adapter + // Prevent std usage on embassy adapter (embassy is no_std only) if std_enabled { panic!( r#" ❌ Invalid feature combination: aimdb-embassy-adapter cannot use 'std' features - Embassy adapter is designed exclusively for no_std embedded environments. + Embassy adapter is designed exclusively for no_std environments. Valid embassy features: • embassy-runtime (core embassy runtime) @@ -30,11 +30,11 @@ fn main() { ); } - // Prevent std-only features on embedded + // Prevent std-only features on no_std if metrics_enabled { panic!( r#" -❌ Invalid feature: 'metrics' not supported on embedded targets +❌ Invalid feature: 'metrics' not supported on no_std targets Metrics collection requires std library support. @@ -45,6 +45,7 @@ fn main() { // Always enforce no_std compilation println!("cargo:rustc-cfg=no_std_enforced"); + println!("cargo:rustc-cfg=feature_no_std"); // Set target-specific configurations for embedded targets let target = env::var("TARGET").unwrap_or_default(); From 0576dac0c2310b988a6433acc91546bb140a4f11 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 19:41:41 +0000 Subject: [PATCH 21/65] Refactor aimdb-core and aimdb-executor to enhance runtime integration and error handling, including new executor traits and improved feature definitions. --- aimdb-core/Cargo.toml | 42 +++---- aimdb-core/src/context.rs | 62 +++------- aimdb-core/src/error.rs | 18 +++ aimdb-core/src/lib.rs | 13 +- aimdb-core/src/runtime.rs | 208 ++++++++----------------------- aimdb-executor/Cargo.toml | 36 ++++++ aimdb-executor/src/lib.rs | 250 ++++++++++++++++++++++++++++++++++++++ 7 files changed, 396 insertions(+), 233 deletions(-) create mode 100644 aimdb-executor/Cargo.toml create mode 100644 aimdb-executor/src/lib.rs diff --git a/aimdb-core/Cargo.toml b/aimdb-core/Cargo.toml index 66f99da4..d7983ac9 100644 --- a/aimdb-core/Cargo.toml +++ b/aimdb-core/Cargo.toml @@ -7,31 +7,29 @@ description = "Core database engine for AimDB - async in-memory storage with rea build = "build.rs" [features] -default = [] - -# Platform targets (mutually exclusive) -std = ["thiserror", "anyhow", "serde_json"] -embedded = [] - -# Runtime adapters -tokio-runtime = ["tokio", "std"] -embassy-runtime = [ - "embassy-executor", - "embassy-time", - "embassy-futures", - "embedded", -] - -# Observability features (optional on both platforms) -tracing = [ - "dep:tracing", -] # Note: embedded targets may need no_std compatible tracing config -metrics = ["dep:metrics", "std"] +default = ["std"] + +# Core capabilities +std = ["thiserror", "anyhow", "serde_json", "aimdb-executor/std"] + +# Runtime adapters (imply capability requirements) +tokio-runtime = ["std", "tokio"] # Tokio requires std +embassy-runtime = ["embassy-executor"] # Embassy works in no_std + +# Heap allocation in no_std environments +alloc = ["serde"] # Enable heap in no_std + +# Observability features (available on both std/no_std) +tracing = ["dep:tracing"] # Works in both std and no_std environments +metrics = ["dep:metrics", "std"] # Requires std for aggregation # Testing features test-utils = ["std"] [dependencies] +# Executor traits (always available) +aimdb-executor = { path = "../aimdb-executor", default-features = false } + # Procedural macros (always available) aimdb-macros = { path = "../aimdb-macros" } @@ -43,11 +41,9 @@ thiserror = { workspace = true, optional = true } anyhow = { workspace = true, optional = true } serde_json = { workspace = true, optional = true } -# Runtime dependencies (optional) +# Runtime support (optional) tokio = { workspace = true, optional = true } embassy-executor = { workspace = true, optional = true } -embassy-time = { workspace = true, optional = true } -embassy-futures = { workspace = true, optional = true } # Observability (optional) tracing = { workspace = true, optional = true } diff --git a/aimdb-core/src/context.rs b/aimdb-core/src/context.rs index effaddb1..dc533996 100644 --- a/aimdb-core/src/context.rs +++ b/aimdb-core/src/context.rs @@ -117,50 +117,20 @@ where } } -#[cfg(all(test, feature = "std"))] -mod tests { - use super::*; - use crate::time::{SleepCapable, TimestampProvider}; - use std::time::{Duration, SystemTime}; - - // Mock implementations for testing (only available in std environments) - #[derive(Clone, Copy)] - struct MockRuntime; - - impl SleepCapable for MockRuntime { - type Duration = Duration; - - #[allow(clippy::manual_async_fn)] - fn sleep(&self, _duration: Self::Duration) -> impl Future { - async {} - } - } - - impl TimestampProvider for MockRuntime { - type Instant = SystemTime; - - fn now(&self) -> Self::Instant { - SystemTime::now() - } - } - - #[tokio::test] - async fn test_runtime_context_creation() { - let runtime = MockRuntime; - let ctx = RuntimeContext::from_runtime(runtime); - - // Test that we can call the methods - let _now = ctx.now(); - ctx.sleep(Duration::from_millis(1)).await; - } - - #[tokio::test] - async fn test_runtime_context_new() { - let runtime = MockRuntime; - let ctx = RuntimeContext::new(runtime); - - // Test that we can call the methods - let _now = ctx.now(); - ctx.sleep(Duration::from_millis(1)).await; - } +/// Create a RuntimeContext from any type that implements the required traits +/// +/// This function provides a generic way to create a RuntimeContext from any +/// runtime adapter, as long as it implements the necessary time traits. +/// This is particularly useful in macros where we don't know the concrete type. +/// +/// # Arguments +/// * `runtime` - Any type implementing SleepCapable + TimestampProvider + Clone +/// +/// # Returns +/// A RuntimeContext wrapping the provided runtime +pub fn create_runtime_context(runtime: R) -> RuntimeContext +where + R: SleepCapable + TimestampProvider + Clone, +{ + RuntimeContext::from_runtime(runtime) } diff --git a/aimdb-core/src/error.rs b/aimdb-core/src/error.rs index 05e6ddba..e52c11fa 100644 --- a/aimdb-core/src/error.rs +++ b/aimdb-core/src/error.rs @@ -429,6 +429,15 @@ pub enum DbError { _message: (), }, + /// Runtime execution errors (task spawning, scheduling, etc.) + #[cfg_attr(feature = "std", error("Runtime error: {message}"))] + RuntimeError { + #[cfg(feature = "std")] + message: String, + #[cfg(not(feature = "std"))] + _message: (), + }, + /// I/O operation errors (std only) #[cfg(feature = "std")] #[error("I/O error: {source}")] @@ -480,6 +489,7 @@ impl core::fmt::Display for DbError { DbError::ResourceUnavailable { .. } => (0x5002, "Resource unavailable"), DbError::HardwareError { .. } => (0x6001, "Hardware error"), DbError::Internal { .. } => (0x7001, "Internal error"), + DbError::RuntimeError { .. } => (0xA001, "Runtime error"), // Standard library only errors (conditionally compiled) #[cfg(feature = "std")] @@ -618,6 +628,9 @@ impl DbError { // Internal errors: 0x7000-0x7FFF DbError::Internal { .. } => 0x7001, + // Runtime errors: 0xA000-0xAFFF + DbError::RuntimeError { .. } => 0xA001, + // Standard library only errors (conditionally compiled) // I/O errors: 0x8000-0x8FFF #[cfg(feature = "std")] @@ -771,6 +784,11 @@ impl DbError { DbError::Internal { code, message } } + DbError::RuntimeError { mut message } => { + Self::prepend_context_always(&mut message, context); + DbError::RuntimeError { message } + } + // For Io and Json errors, convert to context variants #[cfg(feature = "std")] DbError::Io { source } => DbError::IoWithContext { diff --git a/aimdb-core/src/lib.rs b/aimdb-core/src/lib.rs index 633c2b1c..d6b0fb1b 100644 --- a/aimdb-core/src/lib.rs +++ b/aimdb-core/src/lib.rs @@ -13,15 +13,12 @@ pub mod runtime; pub mod time; // Public API exports -pub use context::RuntimeContext; +pub use context::{create_runtime_context, RuntimeContext}; pub use error::{DbError, DbResult}; -pub use runtime::{AimDbService, DelayCapableAdapter, RuntimeAdapter, RuntimeInfo}; - -#[cfg(feature = "tokio-runtime")] -pub use runtime::SpawnDynamically; - -#[cfg(feature = "embassy-runtime")] -pub use runtime::SpawnStatically; +pub use runtime::{ + AimDbService, DelayCapableAdapter, ExecutorError, ExecutorResult, RuntimeAdapter, RuntimeInfo, + SpawnDynamically, SpawnStatically, +}; pub use time::{SleepCapable, TimestampProvider}; // Database implementation exports diff --git a/aimdb-core/src/runtime.rs b/aimdb-core/src/runtime.rs index 4a6cf9c6..ff254ddf 100644 --- a/aimdb-core/src/runtime.rs +++ b/aimdb-core/src/runtime.rs @@ -1,159 +1,55 @@ -//! Runtime adapter trait definitions for AimDB +//! Runtime adapter integration for AimDB //! -//! This module defines the core traits that runtime-specific adapters must implement -//! to provide async execution capabilities across different environments. - -use crate::DbResult; -use core::future::Future; - -/// Core trait for runtime adapters providing basic metadata and initialization -/// -/// This trait defines the minimal interface that all AimDB runtime adapters -/// must implement. Specific spawning capabilities are provided by either -/// `SpawnDynamically` or `SpawnStatically` traits. -/// -/// # Design Philosophy -/// -/// - **Runtime Agnostic**: The core database doesn't depend on specific runtimes -/// - **Clear Separation**: Dynamic vs static spawning models are explicit -/// - **Platform Flexible**: Works across std and no_std environments -/// - **Performance Focused**: Zero-cost abstractions where possible -/// - **Error Preserving**: Maintains full error context through async chains -/// -/// # Implementations -/// -/// - `TokioAdapter`: Implements `SpawnDynamically` for std environments -/// - `EmbassyAdapter`: Implements `SpawnStatically` for no_std embedded environments -/// -pub trait RuntimeAdapter: Send + Sync + 'static { - /// Creates a new adapter instance with default configuration - /// - /// # Returns - /// `Ok(Self)` on success, or `DbError` if adapter cannot be initialized - fn new() -> DbResult - where - Self: Sized; - - /// Returns the runtime name for debugging and logging - fn runtime_name() -> &'static str - where - Self: Sized; -} - -/// Trait for runtimes that support dynamic future spawning (like Tokio) -/// -/// This trait is for runtimes that can spawn arbitrary futures at runtime, -/// typically using a dynamic task scheduler. -#[cfg(feature = "tokio-runtime")] -pub trait SpawnDynamically: RuntimeAdapter { - /// Spawns a future dynamically on the runtime - /// - /// # Type Parameters - /// * `F` - The future to spawn - /// * `T` - The return type of the future - /// - /// # Arguments - /// * `future` - The async task to spawn - /// - /// # Returns - /// A handle to the spawned task or an error if spawning failed - fn spawn(&self, future: F) -> DbResult> - where - F: Future + Send + 'static, - T: Send + 'static; -} - -/// Trait for runtimes that require compile-time task definition (like Embassy) -/// -/// This trait is for runtimes that require tasks to be defined at compile time -/// and spawned through a spawner interface. -#[cfg(feature = "embassy-runtime")] -pub trait SpawnStatically: RuntimeAdapter { - /// Gets access to the Embassy spawner for task spawning - /// - /// # Returns - /// Reference to the spawner if available, None if no spawner is configured - fn spawner(&self) -> Option<&embassy_executor::Spawner>; -} - -/// Information about a runtime adapter -#[derive(Debug, Clone)] -pub struct RuntimeInfo { - /// Name of the runtime (e.g., "tokio", "embassy") - pub name: &'static str, - /// Whether this runtime supports dynamic spawning - pub supports_dynamic_spawn: bool, - /// Whether this runtime supports static spawning - pub supports_static_spawn: bool, -} - -/// Core trait that all AimDB services must implement -/// -/// This trait defines the essential interface for long-running services. -/// It is automatically implemented by the `#[service]` macro for service functions. -pub trait AimDbService: Send + Sync + 'static { - /// Runs the service - this is the main service function - /// - /// Services should typically contain an infinite loop and handle their own - /// error recovery. The service should only return if it's meant to terminate. - fn run() -> impl Future> + Send + 'static; - - /// Get the service name for logging and debugging - fn service_name() -> &'static str; - - /// Spawn this service on a dynamic runtime (like Tokio) - /// - /// This method is automatically implemented by the service macro when - /// tokio-runtime feature is enabled. - #[cfg(feature = "tokio-runtime")] - fn spawn_on_tokio(adapter: &impl SpawnDynamically) -> DbResult<()> { - adapter.spawn(Self::run()).map(|_| ()) +//! This module provides integration with the aimdb-executor trait system, +//! adapting executor errors to database errors and re-exporting key traits. + +// Re-export executor traits for convenience +pub use aimdb_executor::{ + AimDbService, CommonRuntimeTraits, DelayCapableAdapter, DynamicRuntimeTraits, ExecutorError, + ExecutorResult, RuntimeAdapter, RuntimeInfo, SpawnDynamically, SpawnStatically, + StaticRuntimeTraits, +}; + +/// Convert executor errors to database errors +/// +/// This allows adapters to return `ExecutorError` while the core database +/// works with `DbError` for consistency with the rest of the API. +impl From for crate::DbError { + fn from(err: ExecutorError) -> Self { + match err { + ExecutorError::SpawnFailed { message } => { + #[cfg(feature = "std")] + { + crate::DbError::RuntimeError { message } + } + #[cfg(not(feature = "std"))] + { + let _ = message; // Use the message variable to avoid unused warnings + crate::DbError::RuntimeError { _message: () } + } + } + ExecutorError::RuntimeUnavailable { message } => { + #[cfg(feature = "std")] + { + crate::DbError::RuntimeError { message } + } + #[cfg(not(feature = "std"))] + { + let _ = message; // Use the message variable to avoid unused warnings + crate::DbError::RuntimeError { _message: () } + } + } + ExecutorError::TaskJoinFailed { message } => { + #[cfg(feature = "std")] + { + crate::DbError::RuntimeError { message } + } + #[cfg(not(feature = "std"))] + { + let _ = message; // Use the message variable to avoid unused warnings + crate::DbError::RuntimeError { _message: () } + } + } + } } - - /// Spawn this service on a static runtime (like Embassy) - /// - /// This method must be implemented by the service macro when - /// embassy-runtime feature is enabled, as it requires access to - /// compile-time generated task functions. - #[cfg(feature = "embassy-runtime")] - fn spawn_on_embassy(adapter: &impl SpawnStatically) -> DbResult<()>; -} - -/// Trait for adapters that support delayed task spawning -/// -/// This trait provides the capability to spawn tasks that begin execution -/// after a specified delay, useful for scheduling and timing-based operations. -/// -/// # Availability -/// - **Tokio environments**: Full support with `tokio::time::sleep()` -/// - **Embassy environments**: Available when `embassy-time` feature is enabled -/// - **Basic environments**: Not available -pub trait DelayCapableAdapter: RuntimeAdapter { - /// Type representing a duration for this runtime - type Duration; - - /// Spawns a task that begins execution after the specified delay - /// - /// This method combines task spawning with delay scheduling, allowing - /// tasks to be queued for future execution. - /// - /// # Arguments - /// * `task` - The async task to spawn after the delay - /// * `delay` - How long to wait before starting task execution - /// - /// # Returns - /// `DbResult` where T is the task's success type - /// - /// # Errors - /// - Task spawn failures converted to `DbError` - /// - Delay/timing errors from the runtime - /// - Any error propagated from the delayed task - fn spawn_delayed_task( - &self, - task: F, - delay: Self::Duration, - ) -> impl Future> + Send - where - F: Future> + Send + 'static, - T: Send + 'static; } diff --git a/aimdb-executor/Cargo.toml b/aimdb-executor/Cargo.toml new file mode 100644 index 00000000..3fc101ae --- /dev/null +++ b/aimdb-executor/Cargo.toml @@ -0,0 +1,36 @@ +[package] +name = "aimdb-executor" +version.workspace = true +edition.workspace = true +authors.workspace = true +license.workspace = true +repository.workspace = true +homepage.workspace = true +description = "Pure async executor trait definitions for AimDB - runtime-agnostic abstractions" +keywords.workspace = true +categories.workspace = true + +[features] +default = ["std"] + +# Core capabilities +std = ["thiserror"] + +# Optional runtime-specific types (for concrete return types) +tokio-types = ["tokio", "std"] # Tokio requires std +embassy-types = ["embassy-executor"] # Embassy works in no_std + +[dependencies] +# Error handling (only for std environments) +thiserror = { workspace = true, optional = true } + +# Runtime-specific types (optional, only for concrete trait method signatures) +tokio = { workspace = true, optional = true, default-features = false } +embassy-executor = { workspace = true, optional = true } + +# Core async types (always available) +# Note: We use core::future::Future which is available in no_std + +[dev-dependencies] +# For testing trait implementations +tokio = { workspace = true, features = ["macros", "rt"] } diff --git a/aimdb-executor/src/lib.rs b/aimdb-executor/src/lib.rs new file mode 100644 index 00000000..0db493d3 --- /dev/null +++ b/aimdb-executor/src/lib.rs @@ -0,0 +1,250 @@ +//! AimDB Executor Traits +//! +//! This crate provides pure trait definitions for async execution across different +//! runtime environments. It enables dependency inversion where the core database +//! depends on abstractions rather than concrete runtime implementations. +//! +//! # Design Philosophy +//! +//! - **Runtime Agnostic**: No concrete runtime dependencies in trait definitions +//! - **Clear Separation**: Dynamic vs static spawning models are explicit +//! - **Platform Flexible**: Works across std and no_std environments +//! - **Performance Focused**: Zero-cost abstractions where possible +//! - **Dependency Inversion**: Core depends on traits, adapters provide implementations +//! +//! # Architecture +//! +//! ```text +//! aimdb-executor (this crate) ← Pure trait definitions +//! ↑ ↑ +//! | | +//! tokio-adapter embassy-adapter ← Concrete implementations +//! ↑ ↑ +//! | | +//! └─── aimdb-core ───┘ ← Uses any executor via traits +//! ``` +//! +//! # Usage +//! +//! This crate is typically not used directly. Instead: +//! 1. Runtime adapters implement these traits +//! 2. Core database accepts any type implementing the traits +//! 3. Applications choose their runtime adapter +//! +//! # Features +//! +//! - `std`: Enables error types that require std library +//! - `tokio-types`: Includes Tokio-specific types in trait signatures +//! - `embassy-types`: Includes Embassy-specific types in trait signatures + +#![cfg_attr(not(feature = "std"), no_std)] + +use core::future::Future; + +// Error handling - use Result generically since we can't depend on aimdb-core +pub type ExecutorResult = Result; + +/// Generic executor error type +/// +/// This is a simple error type that can be converted to/from specific +/// database errors by the runtime adapters. +#[derive(Debug)] +#[cfg_attr(feature = "std", derive(thiserror::Error))] +pub enum ExecutorError { + #[cfg_attr(feature = "std", error("Spawn failed: {message}"))] + SpawnFailed { + #[cfg(feature = "std")] + message: String, + #[cfg(not(feature = "std"))] + message: &'static str, + }, + + #[cfg_attr(feature = "std", error("Runtime unavailable: {message}"))] + RuntimeUnavailable { + #[cfg(feature = "std")] + message: String, + #[cfg(not(feature = "std"))] + message: &'static str, + }, + + #[cfg_attr(feature = "std", error("Task join failed: {message}"))] + TaskJoinFailed { + #[cfg(feature = "std")] + message: String, + #[cfg(not(feature = "std"))] + message: &'static str, + }, +} + +/// Core trait for runtime adapters providing basic metadata and initialization +/// +/// This trait defines the minimal interface that all AimDB runtime adapters +/// must implement. Specific spawning capabilities are provided by either +/// `SpawnDynamically` or `SpawnStatically` traits. +/// +/// # Implementations +/// +/// - `TokioAdapter`: Implements `SpawnDynamically` for std environments +/// - `EmbassyAdapter`: Implements `SpawnStatically` for no_std embedded environments +pub trait RuntimeAdapter: Send + Sync + 'static { + /// Creates a new adapter instance with default configuration + /// + /// # Returns + /// `Ok(Self)` on success, or `ExecutorError` if adapter cannot be initialized + fn new() -> ExecutorResult + where + Self: Sized; + + /// Returns the runtime name for debugging and logging + fn runtime_name() -> &'static str + where + Self: Sized; +} + +/// Trait for runtimes that support dynamic future spawning (like Tokio) +/// +/// This trait is for runtimes that can spawn arbitrary futures at runtime, +/// typically using a dynamic task scheduler. +pub trait SpawnDynamically: RuntimeAdapter { + /// Handle type returned when spawning tasks + type JoinHandle: Send + 'static + where + T: Send + 'static; + + /// Spawns a future dynamically on the runtime + /// + /// # Type Parameters + /// * `F` - The future to spawn + /// * `T` - The return type of the future + /// + /// # Arguments + /// * `future` - The async task to spawn + /// + /// # Returns + /// A handle to the spawned task or an error if spawning failed + fn spawn(&self, future: F) -> ExecutorResult> + where + F: Future + Send + 'static, + T: Send + 'static; +} + +/// Trait for runtimes that require compile-time task definition (like Embassy) +/// +/// This trait is for runtimes that require tasks to be defined at compile time +/// and spawned through a spawner interface. +pub trait SpawnStatically: RuntimeAdapter { + /// Spawner type for this runtime + type Spawner; + + /// Gets access to the spawner for task spawning + /// + /// # Returns + /// Reference to the spawner if available, None if no spawner is configured + fn spawner(&self) -> Option<&Self::Spawner>; +} + +/// Information about a runtime adapter +#[derive(Debug, Clone)] +pub struct RuntimeInfo { + /// Name of the runtime (e.g., "tokio", "embassy") + pub name: &'static str, + /// Whether this runtime supports dynamic spawning + pub supports_dynamic_spawn: bool, + /// Whether this runtime supports static spawning + pub supports_static_spawn: bool, +} + +/// Core trait that all AimDB services must implement +/// +/// This trait defines the essential interface for long-running services. +/// It is automatically implemented by the `#[service]` macro for service functions. +pub trait AimDbService: Send + Sync + 'static { + /// Runs the service - this is the main service function + /// + /// Services should typically contain an infinite loop and handle their own + /// error recovery. The service should only return if it's meant to terminate. + fn run() -> impl Future> + Send + 'static; + + /// Get the service name for logging and debugging + fn service_name() -> &'static str; + + /// Spawn this service on a dynamic runtime (like Tokio) + /// + /// This method is automatically implemented by the service macro. + /// The implementation may have additional trait bounds depending on the service requirements. + fn spawn_on_dynamic(adapter: &R) -> ExecutorResult<()>; + + /// Spawn this service on a static runtime (like Embassy) + /// + /// This method is automatically implemented by the service macro. + /// The implementation may have additional trait bounds depending on the service requirements. + fn spawn_on_static(adapter: &R) -> ExecutorResult<()>; +} + +/// Simplified trait bundle for common runtime operations +/// +/// This trait bundles the most commonly needed runtime capabilities. +/// Unlike requiring both dynamic AND static spawning, this focuses on +/// the capabilities most services actually need. +/// +/// # Design Philosophy +/// +/// Services typically need either dynamic OR static spawning, not both. +/// This trait focuses on runtime adapter identification and basic capabilities. +pub trait CommonRuntimeTraits: RuntimeAdapter { + /// Whether this runtime supports dynamic spawning + fn supports_dynamic_spawning() -> bool; + + /// Whether this runtime supports static spawning + fn supports_static_spawning() -> bool; +} + +/// Dynamic runtime trait for runtimes that support dynamic task spawning +/// +/// This is the trait bundle most std-environment runtimes will implement. +pub trait DynamicRuntimeTraits: RuntimeAdapter + SpawnDynamically + CommonRuntimeTraits {} + +// Auto-implement for dynamic runtimes +impl DynamicRuntimeTraits for T where T: RuntimeAdapter + SpawnDynamically + CommonRuntimeTraits {} + +/// Static runtime trait for runtimes that require compile-time task definition +/// +/// This is the trait bundle most no_std embedded runtimes will implement. +pub trait StaticRuntimeTraits: RuntimeAdapter + SpawnStatically + CommonRuntimeTraits {} + +// Auto-implement for static runtimes +impl StaticRuntimeTraits for T where T: RuntimeAdapter + SpawnStatically + CommonRuntimeTraits {} + +/// Trait for adapters that support delayed task spawning +/// +/// This trait provides the capability to spawn tasks that begin execution +/// after a specified delay, useful for scheduling and timing-based operations. +pub trait DelayCapableAdapter: RuntimeAdapter { + /// Type representing a duration for this runtime + type Duration; + + /// Spawns a task that begins execution after the specified delay + /// + /// This method combines task spawning with delay scheduling, allowing + /// tasks to be queued for future execution. + /// + /// # Arguments + /// * `task` - The async task to spawn after the delay + /// * `delay` - How long to wait before starting task execution + /// + /// # Returns + /// `ExecutorResult` where T is the task's success type + /// + /// # Errors + /// - Task spawn failures converted to `ExecutorError` + /// - Delay/timing errors from the runtime + /// - Any error propagated from the delayed task + fn spawn_delayed_task( + &self, + task: F, + delay: Self::Duration, + ) -> impl Future> + Send + where + F: Future> + Send + 'static, + T: Send + 'static; +} From 940d11d45ac0f7751ffb7b464ba589b9c40f7cd6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 19:42:10 +0000 Subject: [PATCH 22/65] Refactor service macro to improve runtime spawning methods and error handling, updating AimDbService implementation for better integration with Tokio and Embassy runtimes. --- aimdb-macros/src/service.rs | 151 +++++++++++++++++++++++++----------- 1 file changed, 107 insertions(+), 44 deletions(-) diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs index 68f4e6d2..a5e6ab2c 100644 --- a/aimdb-macros/src/service.rs +++ b/aimdb-macros/src/service.rs @@ -55,11 +55,16 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { } // Implement the AimDbService trait for this service - impl aimdb_core::AimDbService for #service_struct_name { - fn run() -> impl core::future::Future> + Send + 'static { + impl aimdb_executor::AimDbService for #service_struct_name { + fn run() -> impl core::future::Future> + Send + 'static { async { // Services should be spawned using spawn_on_* methods which provide RuntimeContext - Err(aimdb_core::DbError::internal(0x9000)) // Use spawn_on_tokio or spawn_on_embassy instead + Err(aimdb_executor::ExecutorError::RuntimeUnavailable { + #[cfg(feature = "std")] + message: "Use spawn_on_dynamic or spawn_on_static instead".to_string(), + #[cfg(not(feature = "std"))] + message: "Use spawn_on_dynamic or spawn_on_static instead" + }) } } @@ -67,54 +72,112 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { stringify!(#fn_name) } - // All services receive a RuntimeContext for consistent timing capabilities - #[cfg(feature = "tokio-runtime")] - fn spawn_on_tokio(adapter: &impl aimdb_core::SpawnDynamically) -> aimdb_core::DbResult<()> { + // Dynamic spawning method (for Tokio and similar runtimes) + fn spawn_on_dynamic(adapter: &R) -> aimdb_executor::ExecutorResult<()> { use aimdb_core::{RuntimeContext, time::{SleepCapable, TimestampProvider}}; - // Create a TokioAdapter instance to provide the RuntimeContext - let tokio_adapter = aimdb_tokio_adapter::TokioAdapter::new()?; - let runtime_ctx = RuntimeContext::from_runtime(tokio_adapter); + #[cfg(feature = "tokio-runtime")] + { + // Create a TokioAdapter instance to provide the RuntimeContext + let tokio_adapter = match aimdb_tokio_adapter::TokioAdapter::new() { + Ok(adapter) => adapter, + Err(_) => return Err(aimdb_executor::ExecutorError::RuntimeUnavailable { + #[cfg(feature = "std")] + message: "Failed to create TokioAdapter".to_string(), + #[cfg(not(feature = "std"))] + message: "Failed to create TokioAdapter" + }) + }; + let runtime_ctx = RuntimeContext::from_runtime(tokio_adapter); - adapter.spawn(#fn_name(runtime_ctx)).map(|_| ()) + match adapter.spawn(#fn_name(runtime_ctx)) { + Ok(_handle) => Ok(()), // Ignore the JoinHandle, just return success + Err(_) => Err(aimdb_executor::ExecutorError::SpawnFailed { + #[cfg(feature = "std")] + message: format!("Failed to spawn service: {}", stringify!(#fn_name)), + #[cfg(not(feature = "std"))] + message: "Failed to spawn service" + }) + } + } + #[cfg(not(feature = "tokio-runtime"))] + { + Err(aimdb_executor::ExecutorError::RuntimeUnavailable { + #[cfg(feature = "std")] + message: "Tokio runtime not available".to_string(), + #[cfg(not(feature = "std"))] + message: "Tokio runtime not available" + }) + } } - // Embassy spawning method - #[cfg(feature = "embassy-runtime")] - fn spawn_on_embassy(adapter: &impl aimdb_core::SpawnStatically) -> aimdb_core::DbResult<()> { - if let Some(spawner) = adapter.spawner() { - // Use defmt for embedded targets, tracing for std targets - #[cfg(all(feature = "tracing", not(feature = "embedded")))] - tracing::info!("Spawning Embassy service: {}", stringify!(#fn_name)); - #[cfg(all(not(feature = "tracing"), feature = "embedded"))] - defmt::info!("Spawning Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); - - // Create RuntimeContext for Embassy - let embassy_adapter = aimdb_embassy_adapter::EmbassyAdapter::new()?; - let runtime_ctx = aimdb_core::RuntimeContext::from_runtime(embassy_adapter); - - match spawner.spawn(#embassy_task_name(runtime_ctx)) { - Ok(_) => { - #[cfg(all(feature = "tracing", not(feature = "embedded")))] - tracing::debug!("Successfully spawned Embassy service: {}", stringify!(#fn_name)); - #[cfg(all(not(feature = "tracing"), feature = "embedded"))] - defmt::debug!("Successfully spawned Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); - Ok(()) - } - Err(_) => { - #[cfg(all(feature = "tracing", not(feature = "embedded")))] - tracing::error!("Failed to spawn Embassy service: {}", stringify!(#fn_name)); - #[cfg(all(not(feature = "tracing"), feature = "embedded"))] - defmt::error!("Failed to spawn Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); - Err(aimdb_core::DbError::internal(0x5003)) + // Static spawning method (for Embassy and similar runtimes) + fn spawn_on_static(adapter: &R) -> aimdb_executor::ExecutorResult<()> { + #[cfg(feature = "embassy-runtime")] + { + use aimdb_core::RuntimeContext; + + if let Some(spawner) = adapter.spawner() { + // Use defmt for embedded targets, tracing for std targets + #[cfg(all(feature = "tracing", not(feature = "embedded")))] + tracing::info!("Spawning Embassy service: {}", stringify!(#fn_name)); + #[cfg(all(not(feature = "tracing"), feature = "embedded"))] + defmt::info!("Spawning Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); + + // Create RuntimeContext for Embassy + let embassy_adapter = match aimdb_embassy_adapter::EmbassyAdapter::new() { + Ok(adapter) => adapter, + Err(_) => return Err(aimdb_executor::ExecutorError::RuntimeUnavailable { + #[cfg(feature = "std")] + message: "Failed to create EmbassyAdapter".to_string(), + #[cfg(not(feature = "std"))] + message: "Failed to create EmbassyAdapter" + }) + }; + let runtime_ctx = RuntimeContext::from_runtime(embassy_adapter); + + match spawner.spawn(#embassy_task_name(runtime_ctx)) { + Ok(_) => { + #[cfg(all(feature = "tracing", not(feature = "embedded")))] + tracing::debug!("Successfully spawned Embassy service: {}", stringify!(#fn_name)); + #[cfg(all(not(feature = "tracing"), feature = "embedded"))] + defmt::debug!("Successfully spawned Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); + Ok(()) + } + Err(_) => { + #[cfg(all(feature = "tracing", not(feature = "embedded")))] + tracing::error!("Failed to spawn Embassy service: {}", stringify!(#fn_name)); + #[cfg(all(not(feature = "tracing"), feature = "embedded"))] + defmt::error!("Failed to spawn Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); + Err(aimdb_executor::ExecutorError::SpawnFailed { + #[cfg(feature = "std")] + message: format!("Failed to spawn Embassy service: {}", stringify!(#fn_name)), + #[cfg(not(feature = "std"))] + message: "Failed to spawn Embassy service" + }) + } } + } else { + #[cfg(all(feature = "tracing", not(feature = "embedded")))] + tracing::error!("No spawner available for Embassy service: {}", stringify!(#fn_name)); + #[cfg(all(not(feature = "tracing"), feature = "embedded"))] + defmt::error!("No spawner available for Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); + Err(aimdb_executor::ExecutorError::RuntimeUnavailable { + #[cfg(feature = "std")] + message: "No spawner available for Embassy service".to_string(), + #[cfg(not(feature = "std"))] + message: "No spawner available for Embassy service" + }) } - } else { - #[cfg(all(feature = "tracing", not(feature = "embedded")))] - tracing::error!("No spawner available for Embassy service: {}", stringify!(#fn_name)); - #[cfg(all(not(feature = "tracing"), feature = "embedded"))] - defmt::error!("No spawner available for Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); - Err(aimdb_core::DbError::internal(0x1001)) + } + #[cfg(not(feature = "embassy-runtime"))] + { + Err(aimdb_executor::ExecutorError::RuntimeUnavailable { + #[cfg(feature = "std")] + message: "Embassy runtime not available".to_string(), + #[cfg(not(feature = "std"))] + message: "Embassy runtime not available" + }) } } } From 650b5208fcb31e6b94c2bee5386d32278c213d67 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 19:42:25 +0000 Subject: [PATCH 23/65] Refactor Embassy adapter to enhance compatibility with executor traits, updating service spawning methods and error handling for improved runtime integration. --- aimdb-embassy-adapter/Cargo.toml | 16 +++++----- aimdb-embassy-adapter/src/database.rs | 4 +-- aimdb-embassy-adapter/src/runtime.rs | 45 ++++++++++++++++++--------- 3 files changed, 40 insertions(+), 25 deletions(-) diff --git a/aimdb-embassy-adapter/Cargo.toml b/aimdb-embassy-adapter/Cargo.toml index 4db62f3f..214f6c1c 100644 --- a/aimdb-embassy-adapter/Cargo.toml +++ b/aimdb-embassy-adapter/Cargo.toml @@ -10,12 +10,7 @@ build = "build.rs" default = [] # Runtime features -embassy-runtime = [ - "embassy-executor", - "embassy-time", - "embassy-sync", - "aimdb-core/embassy-runtime", -] +embassy-runtime = ["embassy-executor", "embassy-time", "embassy-sync"] # Observability features (no_std compatible) tracing = ["aimdb-core/tracing", "dep:tracing"] @@ -27,9 +22,14 @@ std = [] # Note: metrics feature not supported on embedded - requires std library [dependencies] -# Core AimDB types - always no_std for Embassy +# Executor traits +aimdb-executor = { path = "../aimdb-executor", default-features = false, features = [ + "embassy-types", +] } + +# Core AimDB types - no_std for Embassy (for DbError integration) aimdb-core = { path = "../aimdb-core", default-features = false, features = [ - "embedded", + "embassy-runtime", ] } # Embassy ecosystem for embedded async diff --git a/aimdb-embassy-adapter/src/database.rs b/aimdb-embassy-adapter/src/database.rs index d2da0ffa..1dee5fd9 100644 --- a/aimdb-embassy-adapter/src/database.rs +++ b/aimdb-embassy-adapter/src/database.rs @@ -42,14 +42,14 @@ impl EmbassyDatabase { /// /// # async fn example(db: EmbassyDatabase) -> aimdb_core::DbResult<()> { /// // Spawn service through the generated service struct - /// SensorMonitorService::spawn_on_embassy(db.adapter())?; + /// SensorMonitorService::spawn_on_static(db.adapter())?; /// # Ok(()) /// # } /// ``` pub fn spawn_service_on_embassy( &self, ) -> aimdb_core::DbResult<()> { - S::spawn_on_embassy(self.adapter()) + S::spawn_on_static(self.adapter()).map_err(aimdb_core::DbError::from) } /// Gets access to the underlying adapter for service spawning diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index a3cb36f8..3d934baf 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -3,7 +3,12 @@ //! This module provides the Embassy-specific implementation of AimDB's runtime traits, //! enabling async task execution in embedded environments using Embassy. -use aimdb_core::{DbResult, DelayCapableAdapter, RuntimeAdapter, SpawnStatically}; +use aimdb_core::{DbError, DbResult}; +#[cfg(feature = "embassy-time")] +use aimdb_executor::DelayCapableAdapter; +#[cfg(feature = "embassy-runtime")] +use aimdb_executor::SpawnStatically; +use aimdb_executor::{ExecutorResult, RuntimeAdapter}; use core::future::Future; #[cfg(feature = "tracing")] @@ -38,6 +43,7 @@ use embassy_executor::Spawner; /// # } /// # } /// ``` +#[derive(Clone)] pub struct EmbassyAdapter { #[cfg(feature = "embassy-runtime")] spawner: Option, @@ -71,16 +77,15 @@ impl EmbassyAdapter { /// /// # Returns /// `Ok(EmbassyAdapter)` - Always succeeds - pub fn new() -> DbResult { - #[cfg(feature = "tracing")] - debug!("Creating EmbassyAdapter (no spawner)"); + pub fn new() -> ExecutorResult { + ::new() + } - Ok(Self { - #[cfg(feature = "embassy-runtime")] - spawner: None, - #[cfg(not(feature = "embassy-runtime"))] - _phantom: core::marker::PhantomData, - }) + /// Creates a new EmbassyAdapter returning DbResult for backward compatibility + /// + /// This method provides compatibility with existing code that expects DbResult. + pub fn new_db_result() -> DbResult { + Self::new().map_err(DbError::from) } /// Creates a new EmbassyAdapter with an Embassy spawner @@ -119,8 +124,16 @@ impl Default for EmbassyAdapter { // Trait implementations for the core adapter interfaces impl RuntimeAdapter for EmbassyAdapter { - fn new() -> DbResult { - Self::new() + fn new() -> ExecutorResult { + #[cfg(feature = "tracing")] + debug!("Creating EmbassyAdapter (no spawner)"); + + Ok(Self { + #[cfg(feature = "embassy-runtime")] + spawner: None, + #[cfg(not(feature = "embassy-runtime"))] + _phantom: core::marker::PhantomData, + }) } fn runtime_name() -> &'static str { @@ -130,7 +143,9 @@ impl RuntimeAdapter for EmbassyAdapter { #[cfg(feature = "embassy-runtime")] impl SpawnStatically for EmbassyAdapter { - fn spawner(&self) -> Option<&embassy_executor::Spawner> { + type Spawner = embassy_executor::Spawner; + + fn spawner(&self) -> Option<&Self::Spawner> { self.spawner.as_ref() } } @@ -144,9 +159,9 @@ impl DelayCapableAdapter for EmbassyAdapter { &self, task: F, delay: Self::Duration, - ) -> impl Future> + Send + ) -> impl Future> + Send where - F: Future> + Send + 'static, + F: Future> + Send + 'static, T: Send + 'static, { async move { From 05130f4fc10e93a1b81d24f8322dbf5ef9f61351 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 19:42:39 +0000 Subject: [PATCH 24/65] Refactor Tokio adapter to improve integration with aimdb-executor, updating dependencies and error handling for better compatibility with async tasks. --- aimdb-tokio-adapter/Cargo.toml | 13 +++++++--- aimdb-tokio-adapter/src/lib.rs | 11 ++++---- aimdb-tokio-adapter/src/runtime.rs | 40 +++++++++++++++++++----------- 3 files changed, 41 insertions(+), 23 deletions(-) diff --git a/aimdb-tokio-adapter/Cargo.toml b/aimdb-tokio-adapter/Cargo.toml index ea389f3e..a61741bf 100644 --- a/aimdb-tokio-adapter/Cargo.toml +++ b/aimdb-tokio-adapter/Cargo.toml @@ -15,7 +15,7 @@ build = "build.rs" default = ["tokio-runtime"] # Runtime features -tokio-runtime = ["tokio", "aimdb-core/tokio-runtime"] +tokio-runtime = ["tokio"] # Observability features tracing = ["aimdb-core/tracing", "dep:tracing"] @@ -25,9 +25,16 @@ metrics = ["aimdb-core/metrics", "tokio-runtime"] test-utils = ["aimdb-core/test-utils", "tokio-runtime"] [dependencies] -# Core AimDB types - std version for Tokio -aimdb-core = { path = "../aimdb-core", default-features = true, features = [ +# Executor traits +aimdb-executor = { path = "../aimdb-executor", default-features = false, features = [ "std", + "tokio-types", +] } + +# Core AimDB types - std version for Tokio (for DbError integration) +aimdb-core = { path = "../aimdb-core", default-features = false, features = [ + "std", + "tokio-runtime", ] } # Tokio async runtime diff --git a/aimdb-tokio-adapter/src/lib.rs b/aimdb-tokio-adapter/src/lib.rs index a7379683..2a0f9e2c 100644 --- a/aimdb-tokio-adapter/src/lib.rs +++ b/aimdb-tokio-adapter/src/lib.rs @@ -27,15 +27,16 @@ //! //! ```rust,no_run //! use aimdb_tokio_adapter::TokioAdapter; -//! use aimdb_core::{RuntimeAdapter, DelayCapableAdapter, time::{SleepCapable, TimestampProvider}}; +//! use aimdb_executor::{RuntimeAdapter, DelayCapableAdapter, ExecutorResult}; +//! use aimdb_core::{DbResult, time::{SleepCapable, TimestampProvider}}; //! use std::time::Duration; //! //! #[tokio::main] -//! async fn main() -> aimdb_core::DbResult<()> { +//! async fn main() -> DbResult<()> { //! // Create adapter //! let adapter = TokioAdapter::new()?; //! -//! // Spawn async tasks +//! // Spawn async tasks (spawn_task expects DbResult) //! let result = adapter.spawn_task(async { //! Ok::(42) //! }).await?; @@ -44,9 +45,9 @@ //! let timestamp = adapter.now(); //! adapter.sleep(Duration::from_millis(100)).await; //! -//! // Use delayed task spawning +//! // Use delayed task spawning (expecting ExecutorResult) //! adapter.spawn_delayed_task( -//! async { Ok::<(), aimdb_core::DbError>(()) }, +//! async { Ok::<(), aimdb_executor::ExecutorError>(()) }, //! Duration::from_millis(500) //! ).await?; //! diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs index abfea332..0ae91ac8 100644 --- a/aimdb-tokio-adapter/src/runtime.rs +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -3,7 +3,8 @@ //! This module provides the Tokio-specific implementation of AimDB's runtime traits, //! enabling async task spawning and execution in std environments using Tokio. -use aimdb_core::{DbError, DbResult, DelayCapableAdapter, RuntimeAdapter, SpawnDynamically}; +use aimdb_core::{DbError, DbResult}; +use aimdb_executor::{DelayCapableAdapter, ExecutorResult, RuntimeAdapter, SpawnDynamically}; use core::future::Future; use std::time::Duration; @@ -56,16 +57,20 @@ impl TokioAdapter { /// # Example /// ```rust,no_run /// use aimdb_tokio_adapter::TokioAdapter; - /// use aimdb_core::RuntimeAdapter; + /// use aimdb_executor::RuntimeAdapter; /// /// let adapter = TokioAdapter::new()?; - /// # Ok::<_, aimdb_core::DbError>(()) + /// # Ok::<_, aimdb_executor::ExecutorError>(()) /// ``` - pub fn new() -> DbResult { - #[cfg(feature = "tracing")] - debug!("Creating TokioAdapter"); + pub fn new() -> ExecutorResult { + ::new() + } - Ok(Self) + /// Creates a new TokioAdapter returning DbResult for backward compatibility + /// + /// This method provides compatibility with existing code that expects DbResult. + pub fn new_db_result() -> DbResult { + Self::new().map_err(DbError::from) } /// Spawns an async task on the Tokio executor @@ -139,8 +144,11 @@ impl Default for TokioAdapter { #[cfg(feature = "tokio-runtime")] impl RuntimeAdapter for TokioAdapter { - fn new() -> DbResult { - Self::new() + fn new() -> ExecutorResult { + #[cfg(feature = "tracing")] + debug!("Creating TokioAdapter"); + + Ok(Self) } fn runtime_name() -> &'static str { @@ -150,7 +158,9 @@ impl RuntimeAdapter for TokioAdapter { #[cfg(feature = "tokio-runtime")] impl SpawnDynamically for TokioAdapter { - fn spawn(&self, future: F) -> DbResult> + type JoinHandle = tokio::task::JoinHandle; + + fn spawn(&self, future: F) -> ExecutorResult> where F: Future + Send + 'static, T: Send + 'static, @@ -181,15 +191,15 @@ impl DelayCapableAdapter for TokioAdapter { /// # Example /// ```rust,no_run /// use aimdb_tokio_adapter::TokioAdapter; - /// use aimdb_core::DelayCapableAdapter; + /// use aimdb_executor::{DelayCapableAdapter, ExecutorResult}; /// use std::time::Duration; /// /// # #[tokio::main] - /// # async fn main() -> aimdb_core::DbResult<()> { + /// # async fn main() -> ExecutorResult<()> { /// let adapter = TokioAdapter::new()?; /// /// let result = adapter.spawn_delayed_task( - /// async { Ok::(42) }, + /// async { Ok::(42) }, /// Duration::from_millis(100) /// ).await?; /// @@ -202,9 +212,9 @@ impl DelayCapableAdapter for TokioAdapter { &self, task: F, delay: Self::Duration, - ) -> impl Future> + Send + ) -> impl Future> + Send where - F: Future> + Send + 'static, + F: Future> + Send + 'static, T: Send + 'static, { async move { From e866d3304b60f33529b1cc05d9b63a288abf117b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 20:20:11 +0000 Subject: [PATCH 25/65] Refactor CI and documentation workflows to improve embedded target checks and documentation generation, updating Makefile and contributing guidelines for better clarity and functionality. --- .github/workflows/ci.yml | 7 +++++-- .github/workflows/docs.yml | 2 +- CONTRIBUTING.md | 6 +++--- Makefile | 2 +- 4 files changed, 10 insertions(+), 7 deletions(-) diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml index 171543ec..adf5771f 100644 --- a/.github/workflows/ci.yml +++ b/.github/workflows/ci.yml @@ -110,8 +110,11 @@ jobs: target key: ${{ runner.os }}-cargo-embedded-${{ hashFiles('**/Cargo.lock') }} - - name: Check embedded core - run: cargo check --package aimdb-core --target thumbv7em-none-eabihf --features embedded + - name: Check embedded core (no_std minimal) + run: cargo check --package aimdb-core --target thumbv7em-none-eabihf --no-default-features + + - name: Check embedded core (with embassy) + run: cargo check --package aimdb-core --target thumbv7em-none-eabihf --no-default-features --features embassy-runtime - name: Check embassy adapter run: cargo check --package aimdb-embassy-adapter --target thumbv7em-none-eabihf --features embassy-runtime diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml index ec3e0776..fca87870 100644 --- a/.github/workflows/docs.yml +++ b/.github/workflows/docs.yml @@ -41,7 +41,7 @@ jobs: cp -r target/doc/* target/doc-final/cloud/ # Build embedded documentation - cargo doc --features "embedded,embassy-runtime" --no-deps + cargo doc --no-default-features --features "embassy-runtime" --no-deps cp -r target/doc/* target/doc-final/embedded/ # Copy main index page diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md index ee8fa329..163c0cb0 100644 --- a/CONTRIBUTING.md +++ b/CONTRIBUTING.md @@ -144,11 +144,11 @@ embedded = ["no-std-compat"] # All tests with all features make test -# Embedded target tests -cargo test --features embedded --target thumbv7em-none-eabihf +# Embedded target cross-compilation check +make test-embedded # Specific test -cargo test test_name --all-features +cargo test test_name --features tokio-runtime ``` ### Test Requirements diff --git a/Makefile b/Makefile index 58b18683..45d1bcea 100644 --- a/Makefile +++ b/Makefile @@ -80,7 +80,7 @@ doc: cargo doc --features "std,tokio-runtime,tracing,metrics" --no-deps @cp -r target/doc/* target/doc-final/cloud/ @printf "$(YELLOW) → Building embedded documentation$(NC)\n" - cargo doc --features "embedded,embassy-runtime" --no-deps + cargo doc --no-default-features --features "embassy-runtime" --no-deps @cp -r target/doc/* target/doc-final/embedded/ @printf "$(YELLOW) → Creating main index page$(NC)\n" @cp docs/index.html target/doc-final/index.html From 7f0604c1cda9bdb1bb29b574f61f29e572d743bf Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 20:20:58 +0000 Subject: [PATCH 26/65] Refactor RuntimeContext to use aimdb_executor::Runtime, enhancing runtime capabilities and compatibility across std and no_std environments. --- aimdb-core/src/context.rs | 103 +++++++++++++++++++++++++++++++------- aimdb-core/src/lib.rs | 2 +- 2 files changed, 87 insertions(+), 18 deletions(-) diff --git a/aimdb-core/src/context.rs b/aimdb-core/src/context.rs index dc533996..8cdfd6b4 100644 --- a/aimdb-core/src/context.rs +++ b/aimdb-core/src/context.rs @@ -3,8 +3,9 @@ //! Provides a unified interface to runtime capabilities like sleep and timestamp //! functions, abstracting away the specific runtime adapter implementation. -use crate::time::{SleepCapable, TimestampProvider}; +use aimdb_executor::Runtime; use core::future::Future; +use core::time::Duration; /// Unified runtime context for AimDB services /// @@ -12,6 +13,9 @@ use core::future::Future; /// a clean, unified API. Services receive this context and can use it for /// timing operations without needing to know about the underlying runtime. /// +/// The context holds a reference or smart pointer to the runtime, enabling +/// efficient sharing across service instances without requiring cloning. +/// /// # Example /// /// ```rust,ignore @@ -33,24 +37,61 @@ use core::future::Future; #[derive(Clone)] pub struct RuntimeContext where - R: SleepCapable + TimestampProvider, + R: Runtime, { - runtime: R, + #[cfg(feature = "std")] + runtime: std::sync::Arc, + #[cfg(not(feature = "std"))] + runtime: &'static R, } +#[cfg(feature = "std")] impl RuntimeContext where - R: SleepCapable + TimestampProvider, + R: Runtime, { - /// Create a new RuntimeContext with the given runtime adapter + /// Create a new RuntimeContext with the given runtime adapter (std version) + /// + /// In std environments, the runtime is wrapped in an Arc for efficient sharing. /// /// # Arguments /// - /// * `runtime` - Runtime adapter implementing both SleepCapable and TimestampProvider traits + /// * `runtime` - Runtime adapter implementing the Runtime trait pub fn new(runtime: R) -> Self { + Self { + runtime: std::sync::Arc::new(runtime), + } + } + + /// Create a RuntimeContext from an Arc (for efficiency) + /// + /// This avoids double-wrapping when you already have an Arc. + pub fn from_arc(runtime: std::sync::Arc) -> Self { Self { runtime } } +} + +#[cfg(not(feature = "std"))] +impl RuntimeContext +where + R: Runtime, +{ + /// Create a new RuntimeContext with a static reference (no_std version) + /// + /// In no_std environments, requires a static reference since we can't use Arc. + /// + /// # Arguments + /// + /// * `runtime` - Static reference to runtime adapter + pub fn new(runtime: &'static R) -> Self { + Self { runtime } + } +} +impl RuntimeContext +where + R: Runtime, +{ /// Sleep for the specified duration /// /// This method delegates to the underlying runtime's sleep implementation, @@ -71,7 +112,7 @@ where /// ctx.sleep(Duration::from_millis(500)).await; /// # } /// ``` - pub fn sleep(&self, duration: R::Duration) -> impl Future + '_ { + pub fn sleep(&self, duration: Duration) -> impl Future + Send + '_ { self.runtime.sleep(duration) } @@ -98,39 +139,67 @@ where pub fn now(&self) -> R::Instant { self.runtime.now() } + + /// Get the duration between two instants + /// + /// # Arguments + /// + /// * `later` - The later instant + /// * `earlier` - The earlier instant + /// + /// # Returns + /// + /// Some(Duration) if later >= earlier, None otherwise + pub fn duration_since(&self, later: R::Instant, earlier: R::Instant) -> Option { + self.runtime.duration_since(later, earlier) + } + + /// Get access to the underlying runtime + /// + /// This provides direct access to the runtime for advanced use cases. + #[cfg(feature = "std")] + pub fn runtime(&self) -> &R { + &self.runtime + } + + #[cfg(not(feature = "std"))] + pub fn runtime(&self) -> &'static R { + self.runtime + } } +#[cfg(feature = "std")] impl RuntimeContext where - R: SleepCapable + TimestampProvider + Clone, + R: Runtime, { - /// Create a RuntimeContext from a runtime adapter + /// Create a RuntimeContext from a runtime adapter (std version with Arc) /// - /// This is a convenience method for runtime adapters that implement both - /// SleepCapable and TimestampProvider (like TokioAdapter and EmbassyAdapter). + /// This is a convenience method that wraps the runtime in an Arc. /// /// # Arguments /// - /// * `runtime` - Runtime adapter implementing both required traits + /// * `runtime` - Runtime adapter implementing the Runtime trait pub fn from_runtime(runtime: R) -> Self { Self::new(runtime) } } -/// Create a RuntimeContext from any type that implements the required traits +/// Create a RuntimeContext from any type that implements the Runtime trait (std version) /// /// This function provides a generic way to create a RuntimeContext from any -/// runtime adapter, as long as it implements the necessary time traits. +/// runtime adapter, as long as it implements the Runtime trait. /// This is particularly useful in macros where we don't know the concrete type. /// /// # Arguments -/// * `runtime` - Any type implementing SleepCapable + TimestampProvider + Clone +/// * `runtime` - Any type implementing Runtime /// /// # Returns -/// A RuntimeContext wrapping the provided runtime +/// A RuntimeContext wrapping the provided runtime in an Arc +#[cfg(feature = "std")] pub fn create_runtime_context(runtime: R) -> RuntimeContext where - R: SleepCapable + TimestampProvider + Clone, + R: Runtime, { RuntimeContext::from_runtime(runtime) } diff --git a/aimdb-core/src/lib.rs b/aimdb-core/src/lib.rs index d6b0fb1b..955fd35c 100644 --- a/aimdb-core/src/lib.rs +++ b/aimdb-core/src/lib.rs @@ -13,7 +13,7 @@ pub mod runtime; pub mod time; // Public API exports -pub use context::{create_runtime_context, RuntimeContext}; +pub use context::RuntimeContext; pub use error::{DbError, DbResult}; pub use runtime::{ AimDbService, DelayCapableAdapter, ExecutorError, ExecutorResult, RuntimeAdapter, RuntimeInfo, From 132903afd67ac922622d8ac92d1953814c5ffefa Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 20:21:32 +0000 Subject: [PATCH 27/65] Refactor EmbassyDatabase and EmbassyAdapter to improve service spawning methods and unify runtime trait implementations, enhancing compatibility with async tasks in embedded environments. --- aimdb-embassy-adapter/src/database.rs | 15 +++------ aimdb-embassy-adapter/src/runtime.rs | 45 ++++++++++++++++++++++++++- 2 files changed, 48 insertions(+), 12 deletions(-) diff --git a/aimdb-embassy-adapter/src/database.rs b/aimdb-embassy-adapter/src/database.rs index 1dee5fd9..3efe38a6 100644 --- a/aimdb-embassy-adapter/src/database.rs +++ b/aimdb-embassy-adapter/src/database.rs @@ -26,33 +26,26 @@ impl EmbassyDatabase { self.0.record(name) } - /// Gets a reference to the runtime adapter for service spawning + /// Gets access to the underlying adapter for service spawning /// /// Use this with services defined using the `#[service]` macro: /// ```rust,no_run /// # use aimdb_embassy_adapter::EmbassyDatabase; - /// # use aimdb_core::{service, AimDbService}; + /// # use aimdb_core::service; /// /// // Define a service using the service macro /// #[service] - /// async fn sensor_monitor() -> aimdb_core::DbResult<()> { + /// async fn sensor_monitor(ctx: aimdb_core::RuntimeContext) -> aimdb_core::DbResult<()> { /// // Service implementation /// Ok(()) /// } /// /// # async fn example(db: EmbassyDatabase) -> aimdb_core::DbResult<()> { /// // Spawn service through the generated service struct - /// SensorMonitorService::spawn_on_static(db.adapter())?; + /// SensorMonitorService::spawn_embassy(db.adapter())?; /// # Ok(()) /// # } /// ``` - pub fn spawn_service_on_embassy( - &self, - ) -> aimdb_core::DbResult<()> { - S::spawn_on_static(self.adapter()).map_err(aimdb_core::DbError::from) - } - - /// Gets access to the underlying adapter for service spawning pub fn adapter(&self) -> &EmbassyAdapter { self.0.adapter() } diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index 3d934baf..d40ccecf 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -8,7 +8,7 @@ use aimdb_core::{DbError, DbResult}; use aimdb_executor::DelayCapableAdapter; #[cfg(feature = "embassy-runtime")] use aimdb_executor::SpawnStatically; -use aimdb_executor::{ExecutorResult, RuntimeAdapter}; +use aimdb_executor::{ExecutorResult, Runtime, RuntimeAdapter, Sleeper, TimeSource}; use core::future::Future; #[cfg(feature = "tracing")] @@ -170,3 +170,46 @@ impl DelayCapableAdapter for EmbassyAdapter { } } } + +// New unified Runtime trait implementations + +#[cfg(feature = "embassy-time")] +impl TimeSource for EmbassyAdapter { + type Instant = embassy_time::Instant; + + fn now(&self) -> Self::Instant { + embassy_time::Instant::now() + } + + fn duration_since( + &self, + later: Self::Instant, + earlier: Self::Instant, + ) -> Option { + if later >= earlier { + Some((later - earlier).into()) + } else { + None + } + } +} + +#[cfg(feature = "embassy-time")] +impl Sleeper for EmbassyAdapter { + fn sleep(&self, duration: core::time::Duration) -> impl Future + Send { + embassy_time::Timer::after(embassy_time::Duration::from_micros( + duration.as_micros() as u64 + )) + } +} + +#[cfg(all(feature = "embassy-time", feature = "embassy-runtime"))] +impl Runtime for EmbassyAdapter { + fn has_dynamic_spawn(&self) -> bool { + false + } + + fn has_static_spawn(&self) -> bool { + true + } +} From d583501f4e298a23dc8ebe9640af513e20d53a82 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 20:22:14 +0000 Subject: [PATCH 28/65] Refactor TokioAdapter to unify Runtime trait implementations, adding TimeSource and Sleeper traits for enhanced async task management and compatibility. --- aimdb-tokio-adapter/src/runtime.rs | 40 ++++++++++++++++++++++++++++-- 1 file changed, 38 insertions(+), 2 deletions(-) diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs index 0ae91ac8..79440e4e 100644 --- a/aimdb-tokio-adapter/src/runtime.rs +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -4,9 +4,12 @@ //! enabling async task spawning and execution in std environments using Tokio. use aimdb_core::{DbError, DbResult}; -use aimdb_executor::{DelayCapableAdapter, ExecutorResult, RuntimeAdapter, SpawnDynamically}; +use aimdb_executor::{ + DelayCapableAdapter, ExecutorResult, Runtime, RuntimeAdapter, Sleeper, SpawnDynamically, + TimeSource, +}; use core::future::Future; -use std::time::Duration; +use std::time::{Duration, Instant}; #[cfg(feature = "tracing")] use tracing::{debug, warn}; @@ -223,3 +226,36 @@ impl DelayCapableAdapter for TokioAdapter { } } } + +// New unified Runtime trait implementations + +#[cfg(feature = "tokio-runtime")] +impl TimeSource for TokioAdapter { + type Instant = Instant; + + fn now(&self) -> Self::Instant { + Instant::now() + } + + fn duration_since(&self, later: Self::Instant, earlier: Self::Instant) -> Option { + later.checked_duration_since(earlier) + } +} + +#[cfg(feature = "tokio-runtime")] +impl Sleeper for TokioAdapter { + fn sleep(&self, duration: Duration) -> impl Future + Send { + tokio::time::sleep(duration) + } +} + +#[cfg(feature = "tokio-runtime")] +impl Runtime for TokioAdapter { + fn has_dynamic_spawn(&self) -> bool { + true + } + + fn has_static_spawn(&self) -> bool { + false + } +} From 8935c7595da2b770717e2e52283873534d9571f3 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 20:22:46 +0000 Subject: [PATCH 29/65] Add TimeSource and Sleeper traits for unified runtime capabilities in AimDB --- aimdb-executor/src/lib.rs | 160 ++++++++++++++++++++++++++++++++++---- 1 file changed, 146 insertions(+), 14 deletions(-) diff --git a/aimdb-executor/src/lib.rs b/aimdb-executor/src/lib.rs index 0db493d3..44549ea8 100644 --- a/aimdb-executor/src/lib.rs +++ b/aimdb-executor/src/lib.rs @@ -40,6 +40,7 @@ #![cfg_attr(not(feature = "std"), no_std)] use core::future::Future; +use core::time::Duration; // Error handling - use Result generically since we can't depend on aimdb-core pub type ExecutorResult = Result; @@ -101,6 +102,37 @@ pub trait RuntimeAdapter: Send + Sync + 'static { Self: Sized; } +/// Trait for providing time information +/// +/// This trait abstracts over different time representations across runtimes. +/// Implementations should use the most appropriate time type for their platform. +pub trait TimeSource: RuntimeAdapter { + /// The instant type used by this runtime + type Instant: Clone + Send + Sync + 'static; + + /// Get the current time instant + fn now(&self) -> Self::Instant; + + /// Calculate the duration between two instants + /// + /// Returns None if `later` is before `earlier` + fn duration_since(&self, later: Self::Instant, earlier: Self::Instant) -> Option; +} + +/// Trait for async sleep capability +/// +/// This trait abstracts over different sleep implementations across runtimes. +pub trait Sleeper: RuntimeAdapter { + /// Sleep for the specified duration + /// + /// # Arguments + /// * `duration` - How long to sleep + /// + /// # Returns + /// A future that completes after the duration has elapsed + fn sleep(&self, duration: Duration) -> impl Future + Send; +} + /// Trait for runtimes that support dynamic future spawning (like Tokio) /// /// This trait is for runtimes that can spawn arbitrary futures at runtime, @@ -158,27 +190,29 @@ pub struct RuntimeInfo { /// /// This trait defines the essential interface for long-running services. /// It is automatically implemented by the `#[service]` macro for service functions. -pub trait AimDbService: Send + Sync + 'static { +/// +/// Services receive a RuntimeContext that provides access to time, sleep, and +/// other runtime capabilities in a platform-agnostic way. +pub trait AimDbService { + /// The runtime type this service is compatible with + type Runtime: Runtime; + + /// The error type returned by this service + type Error: Send + 'static; + /// Runs the service - this is the main service function /// /// Services should typically contain an infinite loop and handle their own /// error recovery. The service should only return if it's meant to terminate. - fn run() -> impl Future> + Send + 'static; + /// + /// # Arguments + /// * `ctx` - Runtime context providing time, sleep, and other capabilities + fn run( + ctx: impl AsRef + Send + 'static, + ) -> impl Future> + Send + 'static; /// Get the service name for logging and debugging fn service_name() -> &'static str; - - /// Spawn this service on a dynamic runtime (like Tokio) - /// - /// This method is automatically implemented by the service macro. - /// The implementation may have additional trait bounds depending on the service requirements. - fn spawn_on_dynamic(adapter: &R) -> ExecutorResult<()>; - - /// Spawn this service on a static runtime (like Embassy) - /// - /// This method is automatically implemented by the service macro. - /// The implementation may have additional trait bounds depending on the service requirements. - fn spawn_on_static(adapter: &R) -> ExecutorResult<()>; } /// Simplified trait bundle for common runtime operations @@ -199,6 +233,104 @@ pub trait CommonRuntimeTraits: RuntimeAdapter { fn supports_static_spawning() -> bool; } +/// Unified runtime trait combining all runtime capabilities +/// +/// This trait is the primary interface for runtime-agnostic code. +/// It combines time, sleep, and spawning capabilities into one cohesive interface. +/// +/// # Usage +/// +/// Services and database components should depend on this trait rather than +/// concrete adapter types. This enables testing with mock runtimes and +/// platform flexibility. +/// +/// # Example +/// +/// ```ignore +/// async fn my_service(runtime: &R) { +/// let start = runtime.now(); +/// runtime.sleep(Duration::from_secs(1)).await; +/// let elapsed = runtime.duration_since(runtime.now(), start); +/// } +/// ``` +pub trait Runtime: TimeSource + Sleeper { + /// Type-erased runtime information + fn info(&self) -> RuntimeInfo + where + Self: Sized, + { + RuntimeInfo { + name: Self::runtime_name(), + supports_dynamic_spawn: self.has_dynamic_spawn(), + supports_static_spawn: self.has_static_spawn(), + } + } + + /// Check if this runtime supports dynamic spawning + fn has_dynamic_spawn(&self) -> bool { + false + } + + /// Check if this runtime supports static spawning + fn has_static_spawn(&self) -> bool { + false + } +} + +/// Helper function to spawn a service on a dynamic runtime +/// +/// # Type Parameters +/// * `S` - The service type to spawn +/// * `R` - The runtime adapter type +/// +/// # Arguments +/// * `adapter` - The runtime adapter instance +/// * `context` - Runtime context to pass to the service +/// +/// # Returns +/// `Ok(())` if spawning succeeded, error otherwise +pub fn spawn_service_dynamic( + adapter: &R, + context: Ctx, +) -> ExecutorResult>> +where + S: AimDbService, + R: SpawnDynamically + Runtime, + Ctx: AsRef + Send + 'static, +{ + adapter.spawn(S::run(context)) +} + +/// Helper function to spawn a service on a static runtime +/// +/// # Type Parameters +/// * `S` - The service type to spawn +/// * `R` - The runtime adapter type +/// +/// # Arguments +/// * `adapter` - The runtime adapter instance +/// +/// # Returns +/// `Ok(())` if spawning succeeded, error otherwise +/// +/// # Note +/// Static spawning requires compile-time task definitions (e.g., Embassy tasks). +/// The service macro handles this automatically. +pub fn spawn_service_static(_adapter: &R) -> ExecutorResult<()> +where + S: AimDbService, + R: SpawnStatically + Runtime, +{ + // Static spawning is handled by the macro-generated Embassy task + // This is just a placeholder that will be called by the macro + Err(ExecutorError::RuntimeUnavailable { + #[cfg(feature = "std")] + message: "Static spawning must be done through macro-generated Embassy tasks".to_string(), + #[cfg(not(feature = "std"))] + message: "Static spawning must be done through macro-generated Embassy tasks", + }) +} + /// Dynamic runtime trait for runtimes that support dynamic task spawning /// /// This is the trait bundle most std-environment runtimes will implement. From 7ff2341f66c757cc52bca2ada060b3b5c952c36f Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 20:23:13 +0000 Subject: [PATCH 30/65] Refactor service macro implementation for clarity and runtime-agnostic design, enhancing service definition and spawning mechanisms. --- aimdb-macros/src/service.rs | 211 +++++++++++++----------------------- 1 file changed, 77 insertions(+), 134 deletions(-) diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs index a5e6ab2c..2a2e214f 100644 --- a/aimdb-macros/src/service.rs +++ b/aimdb-macros/src/service.rs @@ -1,11 +1,13 @@ -//! Service Macro Implementation - Simplified Version +//! Service Macro Implementation - Clean Runtime-Agnostic Version //! -//! Generates runtime-appropriate service spawning implementations with automatic RuntimeContext injection: -//! - Embassy: Generates Embassy task with spawner integration -//! - Tokio: Generates dynamic spawning shim using tokio::spawn +//! Generates a simple struct implementing the AimDbService trait. +//! Services are generic over any Runtime implementation, enabling: +//! - Testing with MockRuntime +//! - Runtime flexibility (Tokio, Embassy, custom) +//! - Clean separation of service logic from spawning mechanism //! -//! **Simplified Approach**: All services automatically receive a RuntimeContext, -//! providing consistent access to timing and sleep capabilities across runtimes. +//! The macro only handles service definition. Spawning is delegated to +//! adapter-specific helper methods, keeping runtime concerns isolated. use proc_macro2::TokenStream; use quote::quote; @@ -14,6 +16,7 @@ use syn::{ItemFn, Result}; /// Convert snake_case to PascalCase fn to_pascal_case(s: &str) -> String { s.split('_') + .filter(|word| !word.is_empty()) .map(|word| { let mut chars = word.chars(); match chars.next() { @@ -24,162 +27,102 @@ fn to_pascal_case(s: &str) -> String { .collect() } +/// Expand the #[service] macro into a clean service implementation +/// +/// This generates: +/// 1. Original function (for direct calls if needed) +/// 2. A zero-sized struct named after the service +/// 3. AimDbService trait implementation +/// +/// The generated service is generic over any Runtime implementation. pub fn expand_service_macro(input_fn: ItemFn) -> Result { let fn_name = &input_fn.sig.ident; let fn_vis = &input_fn.vis; let fn_body = &input_fn.block; - let fn_inputs = &input_fn.sig.inputs; - let fn_output = &input_fn.sig.output; let fn_attrs = &input_fn.attrs; + // Extract the RuntimeContext parameter to determine the Runtime type + // We expect: ctx: RuntimeContext + let ctx_param = input_fn.sig.inputs.first().ok_or_else(|| { + syn::Error::new_spanned( + &input_fn.sig, + "Service function must have a RuntimeContext parameter", + ) + })?; + // Convert function name to PascalCase for struct name let fn_name_str = fn_name.to_string(); let pascal_case_name = to_pascal_case(&fn_name_str); - let service_struct_name = - syn::Ident::new(&format!("{}Service", pascal_case_name), fn_name.span()); - let embassy_task_name = syn::Ident::new(&format!("{}_embassy_task", fn_name), fn_name.span()); + let service_struct_name = syn::Ident::new(&pascal_case_name, fn_name.span()); Ok(quote! { - // Original function (preserved for direct calls) + // Original function (preserved for direct calls if needed) #(#fn_attrs)* - #fn_vis async fn #fn_name(#fn_inputs) #fn_output #fn_body + #fn_vis async fn #fn_name(#ctx_param) -> aimdb_core::DbResult<()> #fn_body - // Service implementation struct for runtime-neutral spawning + // Service implementation struct + #[derive(Debug, Clone, Copy)] pub struct #service_struct_name; - // Embassy task wrapper (only available with embassy-runtime feature) - #[cfg(feature = "embassy-runtime")] - #[embassy_executor::task] - async fn #embassy_task_name(ctx: aimdb_core::RuntimeContext) { - let _ = #fn_name(ctx).await; - } - - // Implement the AimDbService trait for this service - impl aimdb_executor::AimDbService for #service_struct_name { - fn run() -> impl core::future::Future> + Send + 'static { - async { - // Services should be spawned using spawn_on_* methods which provide RuntimeContext - Err(aimdb_executor::ExecutorError::RuntimeUnavailable { - #[cfg(feature = "std")] - message: "Use spawn_on_dynamic or spawn_on_static instead".to_string(), - #[cfg(not(feature = "std"))] - message: "Use spawn_on_dynamic or spawn_on_static instead" - }) - } + impl #service_struct_name { + /// Spawn this service on a runtime that supports dynamic spawning (e.g., Tokio) + /// + /// # Type Parameters + /// * `R` - The runtime type (must implement Runtime + SpawnDynamically) + /// + /// # Arguments + /// * `runtime` - The runtime instance to spawn on + /// + /// # Returns + /// A join handle to the spawned service, or an error if spawning failed + #[cfg(feature = "tokio-runtime")] + pub fn spawn_tokio( + runtime: &aimdb_tokio_adapter::TokioAdapter, + ) -> aimdb_executor::ExecutorResult>> { + use aimdb_executor::SpawnDynamically; + let ctx = aimdb_core::RuntimeContext::from_runtime(runtime.clone()); + runtime.spawn(#fn_name(ctx)) } - fn service_name() -> &'static str { - stringify!(#fn_name) - } - - // Dynamic spawning method (for Tokio and similar runtimes) - fn spawn_on_dynamic(adapter: &R) -> aimdb_executor::ExecutorResult<()> { - use aimdb_core::{RuntimeContext, time::{SleepCapable, TimestampProvider}}; - - #[cfg(feature = "tokio-runtime")] - { - // Create a TokioAdapter instance to provide the RuntimeContext - let tokio_adapter = match aimdb_tokio_adapter::TokioAdapter::new() { - Ok(adapter) => adapter, - Err(_) => return Err(aimdb_executor::ExecutorError::RuntimeUnavailable { - #[cfg(feature = "std")] - message: "Failed to create TokioAdapter".to_string(), - #[cfg(not(feature = "std"))] - message: "Failed to create TokioAdapter" - }) - }; - let runtime_ctx = RuntimeContext::from_runtime(tokio_adapter); - - match adapter.spawn(#fn_name(runtime_ctx)) { - Ok(_handle) => Ok(()), // Ignore the JoinHandle, just return success - Err(_) => Err(aimdb_executor::ExecutorError::SpawnFailed { + /// Spawn this service on Embassy runtime (requires static task definition) + /// + /// This is a placeholder - actual Embassy spawning happens through + /// macro-generated #[embassy_executor::task] functions. + #[cfg(feature = "embassy-runtime")] + pub fn spawn_embassy( + adapter: &aimdb_embassy_adapter::EmbassyAdapter, + ) -> aimdb_executor::ExecutorResult<()> { + if let Some(spawner) = adapter.spawner() { + // The Embassy task wrapper is generated below + spawner.spawn(embassy_task_wrapper(adapter.clone())) + .map_err(|_| aimdb_executor::ExecutorError::SpawnFailed { #[cfg(feature = "std")] - message: format!("Failed to spawn service: {}", stringify!(#fn_name)), + message: format!("Failed to spawn Embassy service: {}", stringify!(#fn_name)), #[cfg(not(feature = "std"))] - message: "Failed to spawn service" + message: "Failed to spawn Embassy service" }) - } - } - #[cfg(not(feature = "tokio-runtime"))] - { + } else { Err(aimdb_executor::ExecutorError::RuntimeUnavailable { #[cfg(feature = "std")] - message: "Tokio runtime not available".to_string(), + message: "No Embassy spawner available".to_string(), #[cfg(not(feature = "std"))] - message: "Tokio runtime not available" + message: "No Embassy spawner available" }) } } - // Static spawning method (for Embassy and similar runtimes) - fn spawn_on_static(adapter: &R) -> aimdb_executor::ExecutorResult<()> { - #[cfg(feature = "embassy-runtime")] - { - use aimdb_core::RuntimeContext; - - if let Some(spawner) = adapter.spawner() { - // Use defmt for embedded targets, tracing for std targets - #[cfg(all(feature = "tracing", not(feature = "embedded")))] - tracing::info!("Spawning Embassy service: {}", stringify!(#fn_name)); - #[cfg(all(not(feature = "tracing"), feature = "embedded"))] - defmt::info!("Spawning Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); - - // Create RuntimeContext for Embassy - let embassy_adapter = match aimdb_embassy_adapter::EmbassyAdapter::new() { - Ok(adapter) => adapter, - Err(_) => return Err(aimdb_executor::ExecutorError::RuntimeUnavailable { - #[cfg(feature = "std")] - message: "Failed to create EmbassyAdapter".to_string(), - #[cfg(not(feature = "std"))] - message: "Failed to create EmbassyAdapter" - }) - }; - let runtime_ctx = RuntimeContext::from_runtime(embassy_adapter); - - match spawner.spawn(#embassy_task_name(runtime_ctx)) { - Ok(_) => { - #[cfg(all(feature = "tracing", not(feature = "embedded")))] - tracing::debug!("Successfully spawned Embassy service: {}", stringify!(#fn_name)); - #[cfg(all(not(feature = "tracing"), feature = "embedded"))] - defmt::debug!("Successfully spawned Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); - Ok(()) - } - Err(_) => { - #[cfg(all(feature = "tracing", not(feature = "embedded")))] - tracing::error!("Failed to spawn Embassy service: {}", stringify!(#fn_name)); - #[cfg(all(not(feature = "tracing"), feature = "embedded"))] - defmt::error!("Failed to spawn Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); - Err(aimdb_executor::ExecutorError::SpawnFailed { - #[cfg(feature = "std")] - message: format!("Failed to spawn Embassy service: {}", stringify!(#fn_name)), - #[cfg(not(feature = "std"))] - message: "Failed to spawn Embassy service" - }) - } - } - } else { - #[cfg(all(feature = "tracing", not(feature = "embedded")))] - tracing::error!("No spawner available for Embassy service: {}", stringify!(#fn_name)); - #[cfg(all(not(feature = "tracing"), feature = "embedded"))] - defmt::error!("No spawner available for Embassy service: {}", defmt::Debug2Format(&stringify!(#fn_name))); - Err(aimdb_executor::ExecutorError::RuntimeUnavailable { - #[cfg(feature = "std")] - message: "No spawner available for Embassy service".to_string(), - #[cfg(not(feature = "std"))] - message: "No spawner available for Embassy service" - }) - } - } - #[cfg(not(feature = "embassy-runtime"))] - { - Err(aimdb_executor::ExecutorError::RuntimeUnavailable { - #[cfg(feature = "std")] - message: "Embassy runtime not available".to_string(), - #[cfg(not(feature = "std"))] - message: "Embassy runtime not available" - }) - } + /// Get the service name for logging and debugging + pub const fn service_name() -> &'static str { + stringify!(#fn_name) } } + + // Embassy task wrapper (only with embassy-runtime feature) + #[cfg(feature = "embassy-runtime")] + #[embassy_executor::task] + async fn embassy_task_wrapper(adapter: aimdb_embassy_adapter::EmbassyAdapter) { + let ctx = aimdb_core::RuntimeContext::new(&adapter); + let _ = #fn_name(ctx).await; + } }) } From d734edd36c1f9509b52e550095db9db99acb057a Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 20:30:36 +0000 Subject: [PATCH 31/65] Enhance TimeSource trait by adding Debug trait bound to Instant type for improved debugging capabilities. --- aimdb-executor/src/lib.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/aimdb-executor/src/lib.rs b/aimdb-executor/src/lib.rs index 44549ea8..43c01a46 100644 --- a/aimdb-executor/src/lib.rs +++ b/aimdb-executor/src/lib.rs @@ -108,7 +108,7 @@ pub trait RuntimeAdapter: Send + Sync + 'static { /// Implementations should use the most appropriate time type for their platform. pub trait TimeSource: RuntimeAdapter { /// The instant type used by this runtime - type Instant: Clone + Send + Sync + 'static; + type Instant: Clone + Send + Sync + core::fmt::Debug + 'static; /// Get the current time instant fn now(&self) -> Self::Instant; From 9a0a025ce66077a6caad6866b00901e9d9db21be Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 20:30:52 +0000 Subject: [PATCH 32/65] Refactor service macro documentation and improve generics handling for enhanced clarity and flexibility in runtime implementations. --- aimdb-macros/src/service.rs | 12 ++++++++---- 1 file changed, 8 insertions(+), 4 deletions(-) diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs index 2a2e214f..92c8cab0 100644 --- a/aimdb-macros/src/service.rs +++ b/aimdb-macros/src/service.rs @@ -32,7 +32,7 @@ fn to_pascal_case(s: &str) -> String { /// This generates: /// 1. Original function (for direct calls if needed) /// 2. A zero-sized struct named after the service -/// 3. AimDbService trait implementation +/// 3. Runtime-specific spawning methods /// /// The generated service is generic over any Runtime implementation. pub fn expand_service_macro(input_fn: ItemFn) -> Result { @@ -41,8 +41,11 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { let fn_body = &input_fn.block; let fn_attrs = &input_fn.attrs; - // Extract the RuntimeContext parameter to determine the Runtime type - // We expect: ctx: RuntimeContext + // Extract function generics (e.g., ) + let fn_generics = &input_fn.sig.generics; + + // Extract the RuntimeContext parameter + // We expect: ctx: RuntimeContext where R is generic let ctx_param = input_fn.sig.inputs.first().ok_or_else(|| { syn::Error::new_spanned( &input_fn.sig, @@ -57,8 +60,9 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { Ok(quote! { // Original function (preserved for direct calls if needed) + // Retains all generic parameters from the original definition #(#fn_attrs)* - #fn_vis async fn #fn_name(#ctx_param) -> aimdb_core::DbResult<()> #fn_body + #fn_vis async fn #fn_name #fn_generics (#ctx_param) -> aimdb_core::DbResult<()> #fn_body // Service implementation struct #[derive(Debug, Clone, Copy)] From d9aea022e1becdc045755ce896d0270c43813ce4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Mon, 6 Oct 2025 21:02:52 +0000 Subject: [PATCH 33/65] Add global static adapter initialization and unique task wrapper naming for Embassy services --- aimdb-embassy-adapter/src/runtime.rs | 71 ++++++++++++++++++++++++++++ aimdb-macros/src/service.rs | 18 ++++--- 2 files changed, 83 insertions(+), 6 deletions(-) diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index d40ccecf..ec6fa7c8 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -113,6 +113,77 @@ impl EmbassyAdapter { pub fn spawner(&self) -> Option<&Spawner> { self.spawner.as_ref() } + + /// Initialize a global static adapter instance + /// + /// This provides a cleaner API by managing the static storage internally. + /// Only call this once at the start of your application. + /// + /// # Safety + /// Must be called only once during application initialization, before any services are spawned. + /// + /// # Example + /// ```rust,no_run + /// # #[cfg(not(feature = "std"))] + /// # { + /// use aimdb_embassy_adapter::EmbassyAdapter; + /// use embassy_executor::Spawner; + /// + /// #[embassy_executor::main] + /// async fn main(spawner: Spawner) -> ! { + /// // Initialize the global adapter + /// EmbassyAdapter::init_global(spawner); + /// + /// // Get a reference to use with services + /// let adapter = EmbassyAdapter::global(); + /// + /// // Use adapter to spawn services... + /// # loop {} + /// } + /// # } + /// ``` + #[cfg(feature = "embassy-runtime")] + pub fn init_global(spawner: Spawner) { + static mut GLOBAL_ADAPTER: Option = None; + + unsafe { + use core::ptr; + ptr::write( + ptr::addr_of_mut!(GLOBAL_ADAPTER), + Some(Self::new_with_spawner(spawner)), + ); + } + } + + /// Get a reference to the global adapter instance + /// + /// # Panics + /// Panics if `init_global()` has not been called first. + /// + /// # Example + /// ```rust,no_run + /// # #[cfg(not(feature = "std"))] + /// # { + /// use aimdb_embassy_adapter::EmbassyAdapter; + /// + /// # async fn example() { + /// let adapter = EmbassyAdapter::global(); + /// // Use adapter with services... + /// # } + /// # } + /// ``` + #[cfg(feature = "embassy-runtime")] + pub fn global() -> &'static Self { + static mut GLOBAL_ADAPTER: Option = None; + + unsafe { + use core::ptr; + ptr::addr_of!(GLOBAL_ADAPTER) + .as_ref() + .and_then(|opt| opt.as_ref()) + .expect("EmbassyAdapter::init_global() must be called first") + } + } } impl Default for EmbassyAdapter { diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs index 92c8cab0..20dacad3 100644 --- a/aimdb-macros/src/service.rs +++ b/aimdb-macros/src/service.rs @@ -10,7 +10,7 @@ //! adapter-specific helper methods, keeping runtime concerns isolated. use proc_macro2::TokenStream; -use quote::quote; +use quote::{format_ident, quote}; use syn::{ItemFn, Result}; /// Convert snake_case to PascalCase @@ -58,6 +58,9 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { let pascal_case_name = to_pascal_case(&fn_name_str); let service_struct_name = syn::Ident::new(&pascal_case_name, fn_name.span()); + // Create unique embassy task wrapper name for this service + let embassy_task_name = format_ident!("{}_embassy_task", fn_name); + Ok(quote! { // Original function (preserved for direct calls if needed) // Retains all generic parameters from the original definition @@ -94,11 +97,11 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { /// macro-generated #[embassy_executor::task] functions. #[cfg(feature = "embassy-runtime")] pub fn spawn_embassy( - adapter: &aimdb_embassy_adapter::EmbassyAdapter, + adapter: &'static aimdb_embassy_adapter::EmbassyAdapter, ) -> aimdb_executor::ExecutorResult<()> { if let Some(spawner) = adapter.spawner() { - // The Embassy task wrapper is generated below - spawner.spawn(embassy_task_wrapper(adapter.clone())) + // The Embassy task wrapper is generated below with unique name + spawner.spawn(#embassy_task_name(adapter)) .map_err(|_| aimdb_executor::ExecutorError::SpawnFailed { #[cfg(feature = "std")] message: format!("Failed to spawn Embassy service: {}", stringify!(#fn_name)), @@ -122,10 +125,13 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { } // Embassy task wrapper (only with embassy-runtime feature) + // Each service gets a unique task wrapper name to avoid conflicts + // The adapter is passed as a reference since RuntimeContext::new() in no_std + // requires a 'static reference #[cfg(feature = "embassy-runtime")] #[embassy_executor::task] - async fn embassy_task_wrapper(adapter: aimdb_embassy_adapter::EmbassyAdapter) { - let ctx = aimdb_core::RuntimeContext::new(&adapter); + async fn #embassy_task_name(adapter: &'static aimdb_embassy_adapter::EmbassyAdapter) { + let ctx = aimdb_core::RuntimeContext::new(adapter); let _ = #fn_name(ctx).await; } }) From cc08eac7894280a733d6035acdf7378f0048afd5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 19:55:54 +0000 Subject: [PATCH 34/65] Add example project for AimDB integration with Embassy runtime --- .../embassy-runtime-demo/.cargo/config.toml | 8 ++ examples/embassy-runtime-demo/Cargo.toml | 88 ++++++++++++++++++ examples/embassy-runtime-demo/build.rs | 5 + .../embassy-runtime-demo/rust-toolchain.toml | 4 + examples/embassy-runtime-demo/src/main.rs | 93 +++++++++++++++++++ 5 files changed, 198 insertions(+) create mode 100644 examples/embassy-runtime-demo/.cargo/config.toml create mode 100644 examples/embassy-runtime-demo/Cargo.toml create mode 100644 examples/embassy-runtime-demo/build.rs create mode 100644 examples/embassy-runtime-demo/rust-toolchain.toml create mode 100644 examples/embassy-runtime-demo/src/main.rs diff --git a/examples/embassy-runtime-demo/.cargo/config.toml b/examples/embassy-runtime-demo/.cargo/config.toml new file mode 100644 index 00000000..47814614 --- /dev/null +++ b/examples/embassy-runtime-demo/.cargo/config.toml @@ -0,0 +1,8 @@ +[target.thumbv8m.main-none-eabihf] +runner = 'probe-rs run --chip STM32H563ZITx' + +[build] +target = "thumbv8m.main-none-eabihf" + +[env] +DEFMT_LOG = "trace" diff --git a/examples/embassy-runtime-demo/Cargo.toml b/examples/embassy-runtime-demo/Cargo.toml new file mode 100644 index 00000000..2410bbd3 --- /dev/null +++ b/examples/embassy-runtime-demo/Cargo.toml @@ -0,0 +1,88 @@ +[package] +edition = "2024" +name = "embassy-runtime-demo" +version = "0.1.0" +license = "MIT OR Apache-2.0" +publish = false + +[features] +default = ["embassy-runtime"] +embassy-runtime = [] +# Declare but don't enable these features to silence cfg warnings from the service macro +tokio-runtime = [] +std = [] + +[dependencies] +# AimDB dependencies +aimdb-core = { path = "../../aimdb-core", default-features = false, features = [ + "embassy-runtime", +] } +aimdb-embassy-adapter = { path = "../../aimdb-embassy-adapter", default-features = false, features = [ + "embassy-runtime", +] } +aimdb-executor = { path = "../../aimdb-executor", default-features = false, features = [ + "embassy-types", +] } +aimdb-macros = { path = "../../aimdb-macros" } +aimdb-examples-shared = { path = "../shared", default-features = false, features = [ + "embassy-runtime", +] } + +# Embassy ecosystem - override workspace to use different chip +embassy-stm32 = { version = "0.4.0", default-features = false, features = [ + "defmt", + "stm32h563zi", + "memory-x", + "time-driver-any", + "exti", + "unstable-pac", +] } +embassy-sync = { workspace = true, features = ["defmt"] } +embassy-executor = { workspace = true, features = [ + "arch-cortex-m", + "executor-thread", + "defmt", +] } +embassy-time = { workspace = true, features = [ + "defmt", + "defmt-timestamp-uptime", + "tick-hz-32_768", +] } +embassy-net = { workspace = true, features = [ + "defmt", + "tcp", + "dhcpv4", + "medium-ethernet", +] } +embassy-usb = { workspace = true, features = ["defmt"] } +embassy-futures = { workspace = true } + +# Embedded debugging and logging +defmt = { workspace = true } +defmt-rtt = { workspace = true } +panic-probe = { workspace = true } + +# Cortex-M runtime +cortex-m = { workspace = true } +cortex-m-rt = { workspace = true } +critical-section = { workspace = true } +static_cell = { workspace = true } + +# Embedded HAL +embedded-hal = { workspace = true } +embedded-hal-1 = { workspace = true } +embedded-hal-async = { workspace = true } +embedded-io-async = { workspace = true } +embedded-nal-async = { workspace = true } +embedded-storage = { workspace = true } + +# Embedded utilities +heapless = { workspace = true } +micromath = { workspace = true } +stm32-fmc = { workspace = true } +embedded-alloc = "0.6" + +[package.metadata.embassy] +build = [ + { target = "thumbv8m.main-none-eabihf", artifact-dir = "out/examples/stm32h5" }, +] diff --git a/examples/embassy-runtime-demo/build.rs b/examples/embassy-runtime-demo/build.rs new file mode 100644 index 00000000..56127fd1 --- /dev/null +++ b/examples/embassy-runtime-demo/build.rs @@ -0,0 +1,5 @@ +fn main() { + println!("cargo:rustc-link-arg-bins=--nmagic"); + println!("cargo:rustc-link-arg-bins=-Tlink.x"); + println!("cargo:rustc-link-arg-bins=-Tdefmt.x"); +} \ No newline at end of file diff --git a/examples/embassy-runtime-demo/rust-toolchain.toml b/examples/embassy-runtime-demo/rust-toolchain.toml new file mode 100644 index 00000000..b4f3adf4 --- /dev/null +++ b/examples/embassy-runtime-demo/rust-toolchain.toml @@ -0,0 +1,4 @@ +[toolchain] +channel = "1.90" +components = ["rust-src", "rustfmt", "llvm-tools"] +targets = ["thumbv8m.main-none-eabihf"] diff --git a/examples/embassy-runtime-demo/src/main.rs b/examples/embassy-runtime-demo/src/main.rs new file mode 100644 index 00000000..7b06f383 --- /dev/null +++ b/examples/embassy-runtime-demo/src/main.rs @@ -0,0 +1,93 @@ +#![no_std] +#![no_main] + +//! Example demonstrating full AimDB service integration with Embassy runtime + +use aimdb_core::{DatabaseSpec, RuntimeContext, service}; +// Note: DbResult appears unused because the #[service] macro rewrites it to aimdb_core::DbResult +// but it's needed for the source code to be readable +#[allow(unused_imports)] +use aimdb_core::DbResult; +use aimdb_embassy_adapter::{EmbassyAdapter, new_database}; +use aimdb_executor::Runtime; +use defmt::*; +use embassy_executor::Spawner; +use embassy_stm32::gpio::{Level, Output, Speed}; +use embassy_time::{Duration, Timer}; +use static_cell::StaticCell; +use {defmt_rtt as _, panic_probe as _}; + +// Simple embedded allocator (required by some dependencies) +#[global_allocator] +static ALLOCATOR: embedded_alloc::LlffHeap = embedded_alloc::LlffHeap::empty(); + +// Wrap shared service implementations with #[service] macro for adapter-specific spawning +#[service] +async fn data_processor_service(ctx: RuntimeContext) -> DbResult<()> { + aimdb_examples_shared::data_processor_service(ctx).await +} + +#[service] +async fn monitoring_service(ctx: RuntimeContext) -> DbResult<()> { + aimdb_examples_shared::monitoring_service(ctx).await +} + +#[embassy_executor::main] +async fn main(spawner: Spawner) { + // Initialize heap for the allocator + { + use core::mem::MaybeUninit; + const HEAP_SIZE: usize = 8192; + static mut HEAP: [MaybeUninit; HEAP_SIZE] = [MaybeUninit::uninit(); HEAP_SIZE]; + unsafe { + let heap_ptr = core::ptr::addr_of_mut!(HEAP); + ALLOCATOR.init((*heap_ptr).as_ptr() as usize, HEAP_SIZE) + } + } + + let p = embassy_stm32::init(Default::default()); + info!("🔧 Setting up AimDB with Embassy runtime..."); + + // Create database with Embassy runtime (spawner goes first) + // Use StaticCell to make db live for 'static + static DB_CELL: StaticCell = StaticCell::new(); + let spec = DatabaseSpec::::builder().build(); + let db = DB_CELL.init(new_database(spawner, spec)); + + info!("✅ AimDB database created successfully"); + + // Setup LED for visual feedback + let mut led = Output::new(p.PB0, Level::High, Speed::Low); + + info!("🎯 Spawning services via EmbassyAdapter:"); + + let adapter = db.adapter(); + + // Spawn services using the new clean API (spawner is already captured by adapter) + let _handle1 = DataProcessorService::spawn_embassy(adapter).unwrap(); + let _handle2 = MonitoringService::spawn_embassy(adapter).unwrap(); + + info!("⚡ Services spawned successfully!"); + + // Blink LED while services run + for i in 0..10 { + info!("LED blink {}/10", i + 1); + led.set_high(); + Timer::after(Duration::from_millis(250)).await; + + led.set_low(); + Timer::after(Duration::from_millis(250)).await; + } + + info!("🎉 All services completed successfully!"); + info!("🔍 Service names:"); + info!(" - {}", DataProcessorService::service_name()); + info!(" - {}", MonitoringService::service_name()); + + // Keep LED on to signal completion + led.set_high(); + + loop { + Timer::after(Duration::from_secs(1)).await; + } +} From e504c5e2df445fe867f8d7bf7553b240c946cfbd Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 19:56:06 +0000 Subject: [PATCH 35/65] Add example project demonstrating AimDB integration with Tokio runtime --- examples/tokio-runtime-demo/Cargo.toml | 32 +++++++++++++++ examples/tokio-runtime-demo/src/main.rs | 53 +++++++++++++++++++++++++ 2 files changed, 85 insertions(+) create mode 100644 examples/tokio-runtime-demo/Cargo.toml create mode 100644 examples/tokio-runtime-demo/src/main.rs diff --git a/examples/tokio-runtime-demo/Cargo.toml b/examples/tokio-runtime-demo/Cargo.toml new file mode 100644 index 00000000..2bb3ad99 --- /dev/null +++ b/examples/tokio-runtime-demo/Cargo.toml @@ -0,0 +1,32 @@ +[package] +name = "aimdb-tokio-demo" +version.workspace = true +edition.workspace = true +license.workspace = true +description = "AimDB example demonstrating Tokio runtime integration" +publish = false + +[features] +default = ["tokio-runtime"] +tokio-runtime = [] +embassy-runtime = [] + +[dependencies] +# Shared examples library +aimdb-examples-shared = { path = "../shared", features = [ + "std", + "tokio-runtime", +] } + +# Core AimDB dependencies +aimdb-core = { path = "../../aimdb-core", features = ["std", "tokio-runtime"] } +aimdb-executor = { path = "../../aimdb-executor", features = ["std"] } +aimdb-tokio-adapter = { path = "../../aimdb-tokio-adapter", features = [ + "tokio-runtime", + "tracing", +] } +aimdb-macros = { path = "../../aimdb-macros", features = ["tokio-runtime"] } + +# Tokio runtime +tokio = { workspace = true, features = ["full"] } +tracing = { workspace = true } diff --git a/examples/tokio-runtime-demo/src/main.rs b/examples/tokio-runtime-demo/src/main.rs new file mode 100644 index 00000000..58443ea7 --- /dev/null +++ b/examples/tokio-runtime-demo/src/main.rs @@ -0,0 +1,53 @@ +//! Example demonstrating full AimDB service integration with RuntimeContext + +use aimdb_core::{service, DatabaseSpec, RuntimeContext}; +// Note: DbResult appears unused because the #[service] macro rewrites it to aimdb_core::DbResult +// but it's needed for the source code to be readable +#[allow(unused_imports)] +use aimdb_core::DbResult; +use aimdb_executor::Runtime; +use aimdb_tokio_adapter::{new_database, TokioAdapter}; +use std::time::Duration; + +// Wrap shared service implementations with #[service] macro for adapter-specific spawning +#[service] +async fn data_processor_service(ctx: RuntimeContext) -> DbResult<()> { + aimdb_examples_shared::data_processor_service(ctx).await +} + +#[service] +async fn monitoring_service(ctx: RuntimeContext) -> DbResult<()> { + aimdb_examples_shared::monitoring_service(ctx).await +} + +#[tokio::main] +async fn main() -> DbResult<()> { + println!("🔧 Setting up AimDB with Tokio runtime..."); + + // Create database with Tokio runtime + let spec = DatabaseSpec::::builder().build(); + let db = new_database(spec)?; + + println!("✅ AimDB database created successfully"); + + // Run services using the new clean API + println!("\n🎯 Spawning services via TokioAdapter:"); + + let adapter = db.adapter(); + + // Spawn services using the new clean API + let _handle1 = DataProcessorService::spawn_tokio(adapter)?; + let _handle2 = MonitoringService::spawn_tokio(adapter)?; + + println!("\n⚡ Services spawned successfully!"); + + // Give the services some time to run + tokio::time::sleep(Duration::from_secs(2)).await; + + println!("\n🎉 All services completed successfully!"); + println!("🔍 Service names:"); + println!(" - {}", DataProcessorService::service_name()); + println!(" - {}", MonitoringService::service_name()); + + Ok(()) +} From 155bf59eb577ebbf504d26ff5b57d8547e2233ef Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 19:56:21 +0000 Subject: [PATCH 36/65] Add shared service implementations for AimDB examples --- examples/shared/Cargo.toml | 22 ++++++++++ examples/shared/src/lib.rs | 88 ++++++++++++++++++++++++++++++++++++++ 2 files changed, 110 insertions(+) create mode 100644 examples/shared/Cargo.toml create mode 100644 examples/shared/src/lib.rs diff --git a/examples/shared/Cargo.toml b/examples/shared/Cargo.toml new file mode 100644 index 00000000..b81d4714 --- /dev/null +++ b/examples/shared/Cargo.toml @@ -0,0 +1,22 @@ +[package] +name = "aimdb-examples-shared" +version.workspace = true +edition.workspace = true +license.workspace = true +description = "Shared code for AimDB examples and demos" +publish = false + +[features] +default = ["std"] +std = ["aimdb-core/std", "aimdb-executor/std"] +embassy-runtime = [ + "aimdb-core/embassy-runtime", + "aimdb-executor/embassy-types", + "dep:defmt", +] +tokio-runtime = ["std", "aimdb-core/tokio-runtime"] + +[dependencies] +aimdb-core = { path = "../../aimdb-core", default-features = false } +aimdb-executor = { path = "../../aimdb-executor", default-features = false } +defmt = { version = "0.3", optional = true } diff --git a/examples/shared/src/lib.rs b/examples/shared/src/lib.rs new file mode 100644 index 00000000..116af542 --- /dev/null +++ b/examples/shared/src/lib.rs @@ -0,0 +1,88 @@ +//! Shared service implementations for AimDB examples +//! +//! These services are runtime-agnostic and can be used with any Runtime implementation +//! (TokioAdapter, EmbassyAdapter, etc.) +//! +//! These are plain async functions that can be wrapped with the #[service] macro +//! in the consuming crate. + +#![cfg_attr(not(feature = "std"), no_std)] + +use aimdb_core::{DbResult, RuntimeContext}; +use aimdb_executor::Runtime; + +#[cfg(not(feature = "std"))] +use core::time::Duration; +#[cfg(feature = "std")] +use std::time::Duration; + +/// Background data processing service +/// +/// Demonstrates runtime-agnostic service that processes data in batches. +/// Generic over any Runtime implementation. +pub async fn data_processor_service(ctx: RuntimeContext) -> DbResult<()> { + #[cfg(feature = "std")] + println!("🚀 Data processor service started at: {:?}", ctx.now()); + #[cfg(not(feature = "std"))] + defmt::info!("🚀 Data processor service started"); + + for i in 1..=5 { + #[cfg(feature = "std")] + println!("📊 Processing batch {}/5", i); + #[cfg(not(feature = "std"))] + defmt::info!("📊 Processing batch {}/5", i); + + // Use the runtime context's sleep capability + ctx.sleep(Duration::from_millis(200)).await; + + #[cfg(feature = "std")] + println!("✅ Batch {} completed", i); + #[cfg(not(feature = "std"))] + defmt::info!("✅ Batch {} completed", i); + } + + #[cfg(feature = "std")] + println!("🏁 Data processor service completed at: {:?}", ctx.now()); + #[cfg(not(feature = "std"))] + defmt::info!("🏁 Data processor service completed"); + + Ok(()) +} + +/// Monitoring and health check service +/// +/// Demonstrates runtime-agnostic service that performs periodic health checks. +/// Measures timing using the runtime context. +pub async fn monitoring_service(ctx: RuntimeContext) -> DbResult<()> { + #[cfg(feature = "std")] + println!("📈 Monitoring service started at: {:?}", ctx.now()); + #[cfg(not(feature = "std"))] + defmt::info!("📈 Monitoring service started"); + + for i in 1..=3 { + let start_time = ctx.now(); + + #[cfg(feature = "std")] + println!("🔍 Health check {}/3", i); + #[cfg(not(feature = "std"))] + defmt::info!("🔍 Health check {}/3", i); + + // Use the runtime context's sleep capability + ctx.sleep(Duration::from_millis(150)).await; + + let end_time = ctx.now(); + let duration = ctx.duration_since(end_time, start_time).unwrap(); + + #[cfg(feature = "std")] + println!("💚 System healthy (check took: {:?})", duration); + #[cfg(not(feature = "std"))] + defmt::info!("💚 System healthy (check took: {} ticks)", duration); + } + + #[cfg(feature = "std")] + println!("📈 Monitoring service completed at: {:?}", ctx.now()); + #[cfg(not(feature = "std"))] + defmt::info!("📈 Monitoring service completed"); + + Ok(()) +} From ce15287d7a6afde01f256e0750fbbcc12db7a88d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 19:56:34 +0000 Subject: [PATCH 37/65] Refactor AimDB examples structure and update dependencies --- Cargo.lock | 613 ++++++++++++++++++++++++++++++++++++---- Cargo.toml | 35 +-- aimdb-macros/Cargo.toml | 3 + examples/Cargo.toml | 14 - examples/quickstart.rs | 27 -- 5 files changed, 584 insertions(+), 108 deletions(-) delete mode 100644 examples/Cargo.toml delete mode 100644 examples/quickstart.rs diff --git a/Cargo.lock b/Cargo.lock index 1f7ee5e1..c13c0419 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -79,25 +79,12 @@ dependencies = [ ] [[package]] -name = "aimdb-examples" +name = "aimdb-examples-shared" version = "0.1.0" dependencies = [ "aimdb-core", - "aimdb-embassy-adapter", "aimdb-executor", - "aimdb-macros", - "aimdb-tokio-adapter", - "cortex-m", - "cortex-m-rt", - "defmt", - "defmt-rtt", - "embassy-executor", - "embassy-time", - "linked_list_allocator", - "panic-halt", - "panic-probe", - "tokio", - "tracing", + "defmt 0.3.100", ] [[package]] @@ -115,7 +102,7 @@ version = "0.1.0" dependencies = [ "proc-macro2", "quote", - "syn", + "syn 2.0.106", "trybuild", ] @@ -131,12 +118,43 @@ dependencies = [ "tracing", ] +[[package]] +name = "aimdb-tokio-demo" +version = "0.1.0" +dependencies = [ + "aimdb-core", + "aimdb-examples-shared", + "aimdb-executor", + "aimdb-macros", + "aimdb-tokio-adapter", + "tokio", + "tracing", +] + +[[package]] +name = "aligned" +version = "0.4.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "377e4c0ba83e4431b10df45c1d4666f178ea9c552cac93e60c3a88bf32785923" +dependencies = [ + "as-slice", +] + [[package]] name = "anyhow" version = "1.0.100" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "a23eb6b1614318a8071c9b2521f36b424b2c83db5eb3a0fead4a6c0809af6e61" +[[package]] +name = "as-slice" +version = "0.2.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "516b6b4f0e40d50dcda9365d53964ec74560ad4284da2e7fc97122cd83174516" +dependencies = [ + "stable_deref_trait", +] + [[package]] name = "async-stream" version = "0.3.6" @@ -156,9 +174,15 @@ checksum = "c7c24de15d275a1ecfd47a380fb4d5ec9bfe0933f309ed5e705b775596a3574d" dependencies = [ "proc-macro2", "quote", - "syn", + "syn 2.0.106", ] +[[package]] +name = "autocfg" +version = "1.5.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c08606f8c3cbf4ce6ec8e28fb0014a2c086708fe954eaa885384a6165172e7e8" + [[package]] name = "backtrace" version = "0.3.76" @@ -183,12 +207,30 @@ dependencies = [ "rustc_version", ] +[[package]] +name = "base64" +version = "0.13.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8" + +[[package]] +name = "bit_field" +version = "0.10.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1e4b40c7323adcfc0a41c4b88143ed58346ff65a288fc144329c5c45e05d70c6" + [[package]] name = "bitfield" version = "0.13.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "46afbd2983a5d5a7bd740ccb198caf5b82f45c40c09c0eed36052d91cb92e719" +[[package]] +name = "bitfield" +version = "0.14.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "2d7e60934ceec538daadb9d8432424ed043a904d8e0243f3c6446bce549a46ac" + [[package]] name = "bitflags" version = "1.3.2" @@ -201,6 +243,15 @@ version = "2.9.4" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "2261d10cca569e4643e526d8dc2e62e433cc8aba21ab764233731f8d369bf394" +[[package]] +name = "block-device-driver" +version = "0.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "44c051592f59fe68053524b4c4935249b806f72c1f544cfb7abe4f57c3be258e" +dependencies = [ + "aligned", +] + [[package]] name = "byteorder" version = "1.5.0" @@ -219,6 +270,12 @@ version = "1.0.3" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "2fd1289c04a9ea8cb22300a459a72a385d7c73d3259e2ed7dcb2af674838cfa9" +[[package]] +name = "const-default" +version = "1.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0b396d1f76d455557e1218ec8066ae14bba60b4b36ecd55577ba979f5db7ecaa" + [[package]] name = "cortex-m" version = "0.7.7" @@ -226,7 +283,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "8ec610d8f49840a5b376c69663b6369e71f4b34484b9b2eb29fb918d92516cb9" dependencies = [ "bare-metal", - "bitfield", + "bitfield 0.13.2", "critical-section", "embedded-hal 0.2.7", "volatile-register", @@ -249,7 +306,7 @@ checksum = "e37549a379a9e0e6e576fd208ee60394ccb8be963889eebba3ffe0980364f472" dependencies = [ "proc-macro2", "quote", - "syn", + "syn 2.0.106", ] [[package]] @@ -279,7 +336,7 @@ dependencies = [ "proc-macro2", "quote", "strsim", - "syn", + "syn 2.0.106", ] [[package]] @@ -290,7 +347,16 @@ checksum = "fc34b93ccb385b40dc71c6fceac4b2ad23662c7eeb248cf10d529b7e055b6ead" dependencies = [ "darling_core", "quote", - "syn", + "syn 2.0.106", +] + +[[package]] +name = "defmt" +version = "0.3.100" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "f0963443817029b2024136fc4dd07a5107eb8f977eaf18fcd1fdeb11306b64ad" +dependencies = [ + "defmt 1.0.1", ] [[package]] @@ -313,7 +379,7 @@ dependencies = [ "proc-macro-error2", "proc-macro2", "quote", - "syn", + "syn 2.0.106", ] [[package]] @@ -332,7 +398,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "b2cac3b8a5644a9e02b75085ebad3b6deafdbdbdec04bb25086523828aa4dfd1" dependencies = [ "critical-section", - "defmt", + "defmt 1.0.1", ] [[package]] @@ -344,6 +410,25 @@ dependencies = [ "litrs", ] +[[package]] +name = "embassy-embedded-hal" +version = "0.5.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "554e3e840696f54b4c9afcf28a0f24da431c927f4151040020416e7393d6d0d8" +dependencies = [ + "defmt 1.0.1", + "embassy-futures", + "embassy-hal-internal", + "embassy-sync", + "embassy-time", + "embedded-hal 0.2.7", + "embedded-hal 1.0.0", + "embedded-hal-async", + "embedded-storage", + "embedded-storage-async", + "nb 1.1.0", +] + [[package]] name = "embassy-executor" version = "0.9.1" @@ -352,7 +437,7 @@ checksum = "06070468370195e0e86f241c8e5004356d696590a678d47d6676795b2e439c6b" dependencies = [ "cortex-m", "critical-section", - "defmt", + "defmt 1.0.1", "document-features", "embassy-executor-macros", "embassy-executor-timer-queue", @@ -367,7 +452,7 @@ dependencies = [ "darling", "proc-macro2", "quote", - "syn", + "syn 2.0.106", ] [[package]] @@ -376,6 +461,146 @@ version = "0.1.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "2fc328bf943af66b80b98755db9106bf7e7471b0cf47dc8559cd9a6be504cc9c" +[[package]] +name = "embassy-futures" +version = "0.1.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "dc2d050bdc5c21e0862a89256ed8029ae6c290a93aecefc73084b3002cdebb01" + +[[package]] +name = "embassy-hal-internal" +version = "0.3.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "95285007a91b619dc9f26ea8f55452aa6c60f7115a4edc05085cd2bd3127cd7a" +dependencies = [ + "cortex-m", + "critical-section", + "defmt 1.0.1", + "num-traits", +] + +[[package]] +name = "embassy-net" +version = "0.7.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0558a231a47e7d4a06a28b5278c92e860f1200f24821d2f365a2f40fe3f3c7b2" +dependencies = [ + "defmt 1.0.1", + "document-features", + "embassy-net-driver", + "embassy-sync", + "embassy-time", + "embedded-io-async", + "embedded-nal-async", + "heapless 0.8.0", + "managed", + "smoltcp", +] + +[[package]] +name = "embassy-net-driver" +version = "0.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "524eb3c489760508f71360112bca70f6e53173e6fe48fc5f0efd0f5ab217751d" +dependencies = [ + "defmt 0.3.100", +] + +[[package]] +name = "embassy-net-driver-channel" +version = "0.3.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b7b2739fbcf6cd206ae08779c7d709087b16577d255f2ea4a45bc4bbbf305b3f" +dependencies = [ + "embassy-futures", + "embassy-net-driver", + "embassy-sync", +] + +[[package]] +name = "embassy-runtime-demo" +version = "0.1.0" +dependencies = [ + "aimdb-core", + "aimdb-embassy-adapter", + "aimdb-examples-shared", + "aimdb-executor", + "aimdb-macros", + "cortex-m", + "cortex-m-rt", + "critical-section", + "defmt 1.0.1", + "defmt-rtt", + "embassy-executor", + "embassy-futures", + "embassy-net", + "embassy-stm32", + "embassy-sync", + "embassy-time", + "embassy-usb", + "embedded-alloc", + "embedded-hal 0.2.7", + "embedded-hal 1.0.0", + "embedded-hal-async", + "embedded-io-async", + "embedded-nal-async", + "embedded-storage", + "heapless 0.8.0", + "micromath", + "panic-probe", + "static_cell", + "stm32-fmc", +] + +[[package]] +name = "embassy-stm32" +version = "0.4.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0d972eab325cc96afee98f80a91ca6b00249b6356dc0fdbff68b70c200df9fae" +dependencies = [ + "aligned", + "bit_field", + "bitflags 2.9.4", + "block-device-driver", + "cfg-if", + "cortex-m", + "cortex-m-rt", + "critical-section", + "defmt 1.0.1", + "document-features", + "embassy-embedded-hal", + "embassy-futures", + "embassy-hal-internal", + "embassy-net-driver", + "embassy-sync", + "embassy-time", + "embassy-time-driver", + "embassy-time-queue-utils", + "embassy-usb-driver", + "embassy-usb-synopsys-otg", + "embedded-can", + "embedded-hal 0.2.7", + "embedded-hal 1.0.0", + "embedded-hal-async", + "embedded-hal-nb", + "embedded-io", + "embedded-io-async", + "embedded-storage", + "embedded-storage-async", + "futures-util", + "nb 1.1.0", + "proc-macro2", + "quote", + "rand_core 0.6.4", + "rand_core 0.9.3", + "sdio-host", + "static_assertions", + "stm32-fmc", + "stm32-metapac", + "vcell", + "volatile-register", +] + [[package]] name = "embassy-sync" version = "0.7.2" @@ -384,7 +609,7 @@ checksum = "73974a3edbd0bd286759b3d483540f0ebef705919a5f56f4fc7709066f71689b" dependencies = [ "cfg-if", "critical-section", - "defmt", + "defmt 1.0.1", "embedded-io-async", "futures-core", "futures-sink", @@ -399,7 +624,7 @@ checksum = "f4fa65b9284d974dad7a23bb72835c4ec85c0b540d86af7fc4098c88cff51d65" dependencies = [ "cfg-if", "critical-section", - "defmt", + "defmt 1.0.1", "document-features", "embassy-time-driver", "embedded-hal 0.2.7", @@ -417,6 +642,76 @@ dependencies = [ "document-features", ] +[[package]] +name = "embassy-time-queue-utils" +version = "0.3.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "80e2ee86063bd028a420a5fb5898c18c87a8898026da1d4c852af2c443d0a454" +dependencies = [ + "embassy-executor-timer-queue", + "heapless 0.8.0", +] + +[[package]] +name = "embassy-usb" +version = "0.5.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "dc4462e48b19a4f401a11901bdd981aab80c6a826608016a0bdc73cbbab31954" +dependencies = [ + "defmt 1.0.1", + "embassy-futures", + "embassy-net-driver-channel", + "embassy-sync", + "embassy-usb-driver", + "embedded-io-async", + "heapless 0.8.0", + "ssmarshal", + "usbd-hid", +] + +[[package]] +name = "embassy-usb-driver" +version = "0.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "17119855ccc2d1f7470a39756b12068454ae27a3eabb037d940b5c03d9c77b7a" +dependencies = [ + "defmt 1.0.1", + "embedded-io-async", +] + +[[package]] +name = "embassy-usb-synopsys-otg" +version = "0.3.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "288751f8eaa44a5cf2613f13cee0ca8e06e6638cb96e897e6834702c79084b23" +dependencies = [ + "critical-section", + "defmt 1.0.1", + "embassy-sync", + "embassy-usb-driver", +] + +[[package]] +name = "embedded-alloc" +version = "0.6.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "8f2de9133f68db0d4627ad69db767726c99ff8585272716708227008d3f1bddd" +dependencies = [ + "const-default", + "critical-section", + "linked_list_allocator", + "rlsf", +] + +[[package]] +name = "embedded-can" +version = "0.4.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e9d2e857f87ac832df68fa498d18ddc679175cf3d2e4aa893988e5601baf9438" +dependencies = [ + "nb 1.1.0", +] + [[package]] name = "embedded-hal" version = "0.2.7" @@ -457,6 +752,9 @@ name = "embedded-io" version = "0.6.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "edd0f118536f44f5ccd48bcb8b111bdc3de888b58c74639dfb034a357d0f206d" +dependencies = [ + "defmt 0.3.100", +] [[package]] name = "embedded-io-async" @@ -464,9 +762,50 @@ version = "0.6.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "3ff09972d4073aa8c299395be75161d582e7629cd663171d62af73c8d50dba3f" dependencies = [ + "defmt 0.3.100", "embedded-io", ] +[[package]] +name = "embedded-nal" +version = "0.9.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c56a28be191a992f28f178ec338a0bf02f63d7803244add736d026a471e6ed77" +dependencies = [ + "nb 1.1.0", +] + +[[package]] +name = "embedded-nal-async" +version = "0.8.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "76959917cd2b86f40a98c28dd5624eddd1fa69d746241c8257eac428d83cb211" +dependencies = [ + "embedded-io-async", + "embedded-nal", +] + +[[package]] +name = "embedded-storage" +version = "0.3.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "a21dea9854beb860f3062d10228ce9b976da520a73474aed3171ec276bc0c032" + +[[package]] +name = "embedded-storage-async" +version = "0.4.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "1763775e2323b7d5f0aa6090657f5e21cfa02ede71f5dc40eead06d64dcd15cc" +dependencies = [ + "embedded-storage", +] + +[[package]] +name = "encode_unicode" +version = "0.3.6" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "a357d28ed41a50f9c765dbfe56cbc04a64e53e5fc58ba79fbc34c10ef3df831f" + [[package]] name = "equivalent" version = "1.0.2" @@ -535,7 +874,7 @@ checksum = "162ee34ebcb7c64a8abebc059ce0fee27c2262618d7b60ed8faf72fef13c3650" dependencies = [ "proc-macro2", "quote", - "syn", + "syn 2.0.106", ] [[package]] @@ -600,6 +939,15 @@ dependencies = [ "byteorder", ] +[[package]] +name = "hashbrown" +version = "0.13.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "43a3c133739dddd0d2990f9a4bdf8eb4b21ef50e4851ca85ab661199821d510e" +dependencies = [ + "ahash", +] + [[package]] name = "hashbrown" version = "0.16.0" @@ -612,6 +960,7 @@ version = "0.8.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "0bfb9eb618601c89945a70e254898da93b13be0388091d42117462b265bb3fad" dependencies = [ + "defmt 0.3.100", "hash32", "stable_deref_trait", ] @@ -639,7 +988,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "4b0f83760fb341a774ed326568e19f5a863af4a952def8c39f9ab92fd95b88e5" dependencies = [ "equivalent", - "hashbrown", + "hashbrown 0.16.0", ] [[package]] @@ -676,9 +1025,6 @@ name = "linked_list_allocator" version = "0.10.5" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "9afa463f5405ee81cdb9cc2baf37e08ec7e4c8209442b5d72c04cfb2cd6e6286" -dependencies = [ - "spinning_top", -] [[package]] name = "litrs" @@ -701,6 +1047,12 @@ version = "0.4.28" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "34080505efa8e45a4b816c349525ebe327ceaa8559756f0356cba97ef3bf7432" +[[package]] +name = "managed" +version = "0.8.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0ca88d725a0a943b096803bd34e73a4437208b6077654cc4ecb2947a5f91618d" + [[package]] name = "matchers" version = "0.2.0" @@ -726,6 +1078,12 @@ dependencies = [ "portable-atomic", ] +[[package]] +name = "micromath" +version = "2.1.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c3c8dda44ff03a2f238717214da50f65d5a53b45cd213a7370424ffdb6fae815" + [[package]] name = "miniz_oxide" version = "0.8.9" @@ -770,6 +1128,15 @@ dependencies = [ "windows-sys 0.52.0", ] +[[package]] +name = "num-traits" +version = "0.2.19" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "071dfc062690e90b734c0b2273ce72ad0ffa95f0c74596bc250dcfd960262841" +dependencies = [ + "autocfg", +] + [[package]] name = "object" version = "0.37.3" @@ -785,12 +1152,6 @@ version = "1.21.3" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "42f5e15c9953c5e4ccceeb2e7382a716482c34515315f7b03532b8b4e8393d2d" -[[package]] -name = "panic-halt" -version = "0.2.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "de96540e0ebde571dc55c73d60ef407c653844e6f9a1e2fdbd40c07b9252d812" - [[package]] name = "panic-probe" version = "1.0.0" @@ -798,7 +1159,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "fd402d00b0fb94c5aee000029204a46884b1262e0c443f166d86d2c0747e1a1a" dependencies = [ "cortex-m", - "defmt", + "defmt 1.0.1", ] [[package]] @@ -870,7 +1231,7 @@ dependencies = [ "proc-macro-error-attr2", "proc-macro2", "quote", - "syn", + "syn 2.0.106", ] [[package]] @@ -899,7 +1260,7 @@ checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404" dependencies = [ "libc", "rand_chacha", - "rand_core", + "rand_core 0.6.4", ] [[package]] @@ -909,7 +1270,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88" dependencies = [ "ppv-lite86", - "rand_core", + "rand_core 0.6.4", ] [[package]] @@ -921,6 +1282,12 @@ dependencies = [ "getrandom", ] +[[package]] +name = "rand_core" +version = "0.9.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "99d9a13982dcf210057a8a78572b2217b667c3beacbf3a0d8b454f6f82837d38" + [[package]] name = "redox_syscall" version = "0.5.18" @@ -947,6 +1314,18 @@ version = "0.8.6" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "caf4aa5b0f434c91fe5c7f1ecb6a5ece2130b02ad2a590589dda5146df959001" +[[package]] +name = "rlsf" +version = "0.2.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "222fb240c3286247ecdee6fa5341e7cdad0ffdf8e7e401d9937f2d58482a20bf" +dependencies = [ + "cfg-if", + "const-default", + "libc", + "svgbobdoc", +] + [[package]] name = "rustc-demangle" version = "0.1.26" @@ -974,6 +1353,12 @@ version = "1.2.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "94143f37725109f92c262ed2cf5e59bce7498c01bcc1502d7b9afe439a4e9f49" +[[package]] +name = "sdio-host" +version = "0.9.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b328e2cb950eeccd55b7f55c3a963691455dcd044cfb5354f0c5e68d2c2d6ee2" + [[package]] name = "semver" version = "0.9.0" @@ -1016,7 +1401,7 @@ checksum = "8db53ae22f34573731bafa1db20f04027b2d25e02d8205921b569171699cdb33" dependencies = [ "proc-macro2", "quote", - "syn", + "syn 2.0.106", ] [[package]] @@ -1071,6 +1456,20 @@ version = "1.15.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "67b1b7a3b5fe4f1376887184045fcf45c69e92af734b7aaddc05fb777b6fbd03" +[[package]] +name = "smoltcp" +version = "0.12.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "dad095989c1533c1c266d9b1e8d70a1329dd3723c3edac6d03bbd67e7bf6f4bb" +dependencies = [ + "bitflags 1.3.2", + "byteorder", + "cfg-if", + "defmt 0.3.100", + "heapless 0.8.0", + "managed", +] + [[package]] name = "socket2" version = "0.6.0" @@ -1082,12 +1481,13 @@ dependencies = [ ] [[package]] -name = "spinning_top" -version = "0.2.5" +name = "ssmarshal" +version = "1.0.0" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "5b9eb1a2f4c41445a3a0ff9abc5221c5fcd28e1f13cd7c0397706f9ac938ddb0" +checksum = "f3e6ad23b128192ed337dfa4f1b8099ced0c2bf30d61e551b65fda5916dbb850" dependencies = [ - "lock_api", + "encode_unicode", + "serde", ] [[package]] @@ -1096,12 +1496,70 @@ version = "1.2.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3" +[[package]] +name = "static_assertions" +version = "1.1.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "a2eb9349b6444b326872e140eb1cf5e7c522154d69e7a0ffb0fb81c06b37543f" + +[[package]] +name = "static_cell" +version = "2.1.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0530892bb4fa575ee0da4b86f86c667132a94b74bb72160f58ee5a4afec74c23" +dependencies = [ + "portable-atomic", +] + +[[package]] +name = "stm32-fmc" +version = "0.3.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c7f0639399e2307c2446c54d91d4f1596343a1e1d5cab605b9cce11d0ab3858c" +dependencies = [ + "embedded-hal 0.2.7", +] + +[[package]] +name = "stm32-metapac" +version = "18.0.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "6fd8ec3a292a0d9fc4798416a61b21da5ae50341b2e7b8d12e662bf305366097" +dependencies = [ + "cortex-m", + "defmt 0.3.100", +] + [[package]] name = "strsim" version = "0.11.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f" +[[package]] +name = "svgbobdoc" +version = "0.3.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "f2c04b93fc15d79b39c63218f15e3fdffaa4c227830686e3b7c5f41244eb3e50" +dependencies = [ + "base64", + "proc-macro2", + "quote", + "syn 1.0.109", + "unicode-width", +] + +[[package]] +name = "syn" +version = "1.0.109" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "72b64191b275b66ffe2469e8af2c1cfe3bafa67b529ead792a6d0160888b4237" +dependencies = [ + "proc-macro2", + "quote", + "unicode-ident", +] + [[package]] name = "syn" version = "2.0.106" @@ -1145,7 +1603,7 @@ checksum = "6c5e1be1c48b9172ee610da68fd9cd2770e7a4056cb3fc98710ee6906f0c7960" dependencies = [ "proc-macro2", "quote", - "syn", + "syn 2.0.106", ] [[package]] @@ -1185,7 +1643,7 @@ checksum = "6e06d43f1345a3bcd39f6a56dbb7dcab2ba47e68e8ac134855e7e2bdbaf8cab8" dependencies = [ "proc-macro2", "quote", - "syn", + "syn 2.0.106", ] [[package]] @@ -1318,7 +1776,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "04659ddb06c87d233c566112c1c9c5b9e98256d9af50ec3bc9c8327f873a7568" dependencies = [ "quote", - "syn", + "syn 2.0.106", ] [[package]] @@ -1342,6 +1800,59 @@ version = "1.0.19" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "f63a545481291138910575129486daeaf8ac54aee4387fe7906919f7830c7d9d" +[[package]] +name = "unicode-width" +version = "0.1.14" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "7dd6e30e90baa6f72411720665d41d89b9a3d039dc45b8faea1ddd07f617f6af" + +[[package]] +name = "usb-device" +version = "0.3.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "98816b1accafbb09085168b90f27e93d790b4bfa19d883466b5e53315b5f06a6" +dependencies = [ + "heapless 0.8.0", + "portable-atomic", +] + +[[package]] +name = "usbd-hid" +version = "0.8.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e6f291ab53d428685cc780f08a2eb9d5d6ff58622db2b36e239a4f715f1e184c" +dependencies = [ + "serde", + "ssmarshal", + "usb-device", + "usbd-hid-macros", +] + +[[package]] +name = "usbd-hid-descriptors" +version = "0.8.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0eee54712c5d778d2fb2da43b1ce5a7b5060886ef7b09891baeb4bf36910a3ed" +dependencies = [ + "bitfield 0.14.0", +] + +[[package]] +name = "usbd-hid-macros" +version = "0.8.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "bb573c76e7884035ac5e1ab4a81234c187a82b6100140af0ab45757650ccda38" +dependencies = [ + "byteorder", + "hashbrown 0.13.2", + "log", + "proc-macro2", + "quote", + "serde", + "syn 1.0.109", + "usbd-hid-descriptors", +] + [[package]] name = "valuable" version = "0.1.1" @@ -1501,5 +2012,5 @@ checksum = "88d2b8d9c68ad2b9e4340d7832716a4d21a22a1154777ad56ea55c51a9cf3831" dependencies = [ "proc-macro2", "quote", - "syn", + "syn 2.0.106", ] diff --git a/Cargo.toml b/Cargo.toml index 55ca19b7..d84b90cb 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -6,7 +6,9 @@ members = [ "aimdb-tokio-adapter", "aimdb-macros", "tools/aimdb-cli", - "examples", + "examples/shared", + "examples/tokio-runtime-demo", + "examples/embassy-runtime-demo", ] resolver = "2" # Note: build aimdb-core only by default. Use make all to build the full workspace! @@ -57,15 +59,6 @@ tokio-test = "0.4" aimdb-tokio-adapter = { path = "./aimdb-tokio-adapter" } # Embassy ecosystem for embedded async -embassy-stm32 = { version = "0.4.0", features = [ - "defmt", - "stm32f429zi", - "unstable-pac", - "memory-x", - "time-driver-tim4", - "exti", - "chrono", -] } embassy-sync = { version = "0.7.2", features = ["defmt"] } embassy-executor = { version = "0.9.0", features = [ "arch-cortex-m", @@ -90,23 +83,33 @@ embassy-futures = { version = "0.1.2" } # Embedded HAL for peripheral abstractions embedded-hal = "0.2.6" +embedded-hal-1 = { package = "embedded-hal", version = "1.0" } embedded-hal-async = "1.0" embedded-hal-nb = "1.0" embedded-hal-bus = { version = "0.2", features = ["async"] } embedded-io = { version = "0.6.0" } embedded-io-async = { version = "0.6.1" } +embedded-nal-async = "0.8.0" +embedded-storage = "0.3.1" -# Embedded debugging and logging -defmt = "1.0.1" -defmt-rtt = "1.0.0" -panic-halt = "0.2" - -# Cortex-M +# Embedded runtime and utilities cortex-m = { version = "0.7.6", features = [ "inline-asm", "critical-section-single-core", ] } cortex-m-rt = "0.7.0" +critical-section = "1.1" +static_cell = "2" + +# Embedded debugging and logging +defmt = "1.0.1" +defmt-rtt = "1.0.0" +panic-probe = { version = "1.0.0", features = ["print-defmt"] } + +# Embedded utilities +heapless = { version = "0.8", default-features = false } +micromath = "2.0.0" +stm32-fmc = "0.3.0" [workspace.metadata.docs.rs] all-features = true diff --git a/aimdb-macros/Cargo.toml b/aimdb-macros/Cargo.toml index ec86d35d..e554e224 100644 --- a/aimdb-macros/Cargo.toml +++ b/aimdb-macros/Cargo.toml @@ -16,6 +16,9 @@ proc-macro = true default = [] # Enable debug output for macro expansion debug = [] +# Runtime feature flags (used for conditional compilation in generated code) +tokio-runtime = [] +embassy-runtime = [] [dependencies] # Procedural macro dependencies diff --git a/examples/Cargo.toml b/examples/Cargo.toml deleted file mode 100644 index ee049390..00000000 --- a/examples/Cargo.toml +++ /dev/null @@ -1,14 +0,0 @@ -[package] -name = "aimdb-examples" -version.workspace = true -edition.workspace = true -license.workspace = true -description = "Example applications and demos for AimDB" -publish = false - -[[example]] -name = "quickstart" -path = "quickstart.rs" - -[dependencies] -# Add any dependencies your examples need here diff --git a/examples/quickstart.rs b/examples/quickstart.rs deleted file mode 100644 index 8240ec77..00000000 --- a/examples/quickstart.rs +++ /dev/null @@ -1,27 +0,0 @@ -//! AimDB Quick Start Example -//! -//! This is a simple demonstration of AimDB concepts. -//! Run with: cargo run --example quickstart - -fn main() { - println!("🚀 AimDB QuickStart Demo"); - println!("======================"); - - println!("📡 Initializing AimDB in-memory database..."); - println!("✅ Database initialized"); - - println!("\n🏭 Simulating MCU device data:"); - for i in 1..=3 { - println!(" 📊 MCU Device #{} - Temperature: {}°C", i, 20 + i * 2); - } - - println!("\n🌐 Edge gateway processing:"); - println!(" 🔄 Processing sensor data..."); - println!(" 📈 Average temperature: 24°C"); - - println!("\n☁️ Cloud synchronization:"); - println!(" 📤 Data uploaded to cloud"); - println!(" ✅ All devices synchronized"); - - println!("\n✨ Demo completed! AimDB keeps MCU → edge → cloud in sync."); -} From 29922a09b529fe0c29a61acd42cbf8f590d0306d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 19:59:40 +0000 Subject: [PATCH 38/65] Fix missing newline at end of file in Embassy runtime demo build script --- examples/embassy-runtime-demo/build.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/examples/embassy-runtime-demo/build.rs b/examples/embassy-runtime-demo/build.rs index 56127fd1..8cd32d7e 100644 --- a/examples/embassy-runtime-demo/build.rs +++ b/examples/embassy-runtime-demo/build.rs @@ -2,4 +2,4 @@ fn main() { println!("cargo:rustc-link-arg-bins=--nmagic"); println!("cargo:rustc-link-arg-bins=-Tlink.x"); println!("cargo:rustc-link-arg-bins=-Tdefmt.x"); -} \ No newline at end of file +} From 14798947626bd04252c8182e5554c0dd0da9e525 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 20:12:46 +0000 Subject: [PATCH 39/65] Enhance Embassy task spawning documentation in service macro --- aimdb-macros/src/service.rs | 16 ++++++++++++---- 1 file changed, 12 insertions(+), 4 deletions(-) diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs index 20dacad3..7fcc62ca 100644 --- a/aimdb-macros/src/service.rs +++ b/aimdb-macros/src/service.rs @@ -93,8 +93,14 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { /// Spawn this service on Embassy runtime (requires static task definition) /// - /// This is a placeholder - actual Embassy spawning happens through - /// macro-generated #[embassy_executor::task] functions. + /// This spawns the service as an Embassy task, using the spawner contained + /// within the adapter. The adapter must have been created with a spawner. + /// + /// # Arguments + /// * `adapter` - A static reference to the Embassy adapter with spawner + /// + /// # Returns + /// Ok(()) if spawning succeeded, or an error if the spawner is unavailable #[cfg(feature = "embassy-runtime")] pub fn spawn_embassy( adapter: &'static aimdb_embassy_adapter::EmbassyAdapter, @@ -126,11 +132,13 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { // Embassy task wrapper (only with embassy-runtime feature) // Each service gets a unique task wrapper name to avoid conflicts - // The adapter is passed as a reference since RuntimeContext::new() in no_std - // requires a 'static reference + // The adapter must be a 'static reference because Embassy tasks require 'static lifetime + // and RuntimeContext in no_std mode requires a 'static reference to the runtime #[cfg(feature = "embassy-runtime")] #[embassy_executor::task] async fn #embassy_task_name(adapter: &'static aimdb_embassy_adapter::EmbassyAdapter) { + // In no_std/embassy mode, RuntimeContext::new() expects &'static R + // This is correct - Embassy adapter is passed as &'static let ctx = aimdb_core::RuntimeContext::new(adapter); let _ = #fn_name(ctx).await; } From 3f9f3542fe3ee87550798471dbd4ac8968ca9e56 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 20:17:56 +0000 Subject: [PATCH 40/65] Remove example builds from CI workflow and add documentation generation step --- .github/workflows/ci.yml | 3 --- 1 file changed, 3 deletions(-) diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml index adf5771f..118f65df 100644 --- a/.github/workflows/ci.yml +++ b/.github/workflows/ci.yml @@ -195,8 +195,5 @@ jobs: - name: Run comprehensive development check run: make check - - name: Build examples - run: cargo build --package aimdb-examples - - name: Generate documentation run: make doc From 5d5d03be7a134f5247bcb8ed9689fe8c186fcc95 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 20:21:32 +0000 Subject: [PATCH 41/65] Remove unsupported licenses from deny.toml --- deny.toml | 4 +--- 1 file changed, 1 insertion(+), 3 deletions(-) diff --git a/deny.toml b/deny.toml index a88f2437..cdab6926 100644 --- a/deny.toml +++ b/deny.toml @@ -4,9 +4,7 @@ allow = [ "Apache-2.0", "MIT", "BSD-2-Clause", - "BSD-3-Clause", - "ISC", - "Unicode-DFS-2016", + "0BSD", # BSD Zero Clause License - used by embassy-net dependencies "Unicode-3.0", ] From bb57060ddd480e90b97044d498cd17e0cf2f9c9d Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 20:22:07 +0000 Subject: [PATCH 42/65] Fix formatting of 0BSD license entry in deny.toml --- deny.toml | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/deny.toml b/deny.toml index cdab6926..48a3e025 100644 --- a/deny.toml +++ b/deny.toml @@ -4,7 +4,7 @@ allow = [ "Apache-2.0", "MIT", "BSD-2-Clause", - "0BSD", # BSD Zero Clause License - used by embassy-net dependencies + "0BSD", # BSD Zero Clause License - used by embassy-net dependencies "Unicode-3.0", ] From 79fe4ddd5ec780a73e0bd2f971507aecb56010eb Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 20:59:46 +0000 Subject: [PATCH 43/65] Add logging capabilities to runtime context and services --- Cargo.lock | 1 + aimdb-core/src/context.rs | 49 ++++++++++++++++++++++++++ aimdb-executor/src/lib.rs | 72 +++++++++++++++++++++++++++++++++++--- examples/shared/src/lib.rs | 61 +++++++++++++++----------------- 4 files changed, 146 insertions(+), 37 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index c13c0419..85e9e492 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -65,6 +65,7 @@ version = "0.1.0" dependencies = [ "aimdb-core", "aimdb-executor", + "defmt 1.0.1", "embassy-executor", "embassy-sync", "embassy-time", diff --git a/aimdb-core/src/context.rs b/aimdb-core/src/context.rs index 8cdfd6b4..1ed40d62 100644 --- a/aimdb-core/src/context.rs +++ b/aimdb-core/src/context.rs @@ -154,6 +154,55 @@ where self.runtime.duration_since(later, earlier) } + /// Log an informational message + /// + /// This method delegates to the underlying runtime's logging implementation, + /// providing a consistent way to log across different runtimes. + /// + /// # Arguments + /// + /// * `message` - The message to log + /// + /// # Example + /// + /// ```rust,ignore + /// # use aimdb_core::RuntimeContext; + /// # use aimdb_tokio_adapter::TokioAdapter; + /// # fn example(ctx: &RuntimeContext) { + /// ctx.info("Service started successfully"); + /// # } + /// ``` + pub fn info(&self, message: &str) { + self.runtime.info(message) + } + + /// Log a debug message + /// + /// # Arguments + /// + /// * `message` - The message to log + pub fn debug(&self, message: &str) { + self.runtime.debug(message) + } + + /// Log a warning message + /// + /// # Arguments + /// + /// * `message` - The message to log + pub fn warn(&self, message: &str) { + self.runtime.warn(message) + } + + /// Log an error message + /// + /// # Arguments + /// + /// * `message` - The message to log + pub fn error(&self, message: &str) { + self.runtime.error(message) + } + /// Get access to the underlying runtime /// /// This provides direct access to the runtime for advanced use cases. diff --git a/aimdb-executor/src/lib.rs b/aimdb-executor/src/lib.rs index 43c01a46..e9f57dc3 100644 --- a/aimdb-executor/src/lib.rs +++ b/aimdb-executor/src/lib.rs @@ -133,6 +133,65 @@ pub trait Sleeper: RuntimeAdapter { fn sleep(&self, duration: Duration) -> impl Future + Send; } +/// Trait for logging capabilities across std and no_std environments +/// +/// This trait provides a unified logging interface that abstracts over different +/// logging implementations (println!, defmt, log crate, etc.). This allows +/// runtime-agnostic services to log without conditional compilation. +/// +/// # Design Philosophy +/// +/// - **Platform Agnostic**: Works in both std and no_std environments +/// - **Zero Cost**: Can be optimized away in release builds +/// - **Flexible**: Adapters choose their logging implementation +/// - **Simple**: Only core logging levels needed for services +/// +/// # Example +/// +/// ```ignore +/// async fn my_service(ctx: RuntimeContext) { +/// ctx.info("Service starting"); +/// ctx.debug("Processing data"); +/// ctx.warn("High memory usage"); +/// ctx.error("Connection failed"); +/// } +/// ``` +pub trait Logger: RuntimeAdapter { + /// Log an informational message + /// + /// Use for general operational messages like service start/stop, + /// successful operations, and progress updates. + /// + /// # Arguments + /// * `message` - The message to log + fn info(&self, message: &str); + + /// Log a debug message + /// + /// Use for detailed diagnostic information useful during development. + /// + /// # Arguments + /// * `message` - The message to log + fn debug(&self, message: &str); + + /// Log a warning message + /// + /// Use for potentially problematic situations that don't prevent + /// operation but should be noted. + /// + /// # Arguments + /// * `message` - The message to log + fn warn(&self, message: &str); + + /// Log an error message + /// + /// Use for error conditions that indicate failures or critical issues. + /// + /// # Arguments + /// * `message` - The message to log + fn error(&self, message: &str); +} + /// Trait for runtimes that support dynamic future spawning (like Tokio) /// /// This trait is for runtimes that can spawn arbitrary futures at runtime, @@ -236,7 +295,7 @@ pub trait CommonRuntimeTraits: RuntimeAdapter { /// Unified runtime trait combining all runtime capabilities /// /// This trait is the primary interface for runtime-agnostic code. -/// It combines time, sleep, and spawning capabilities into one cohesive interface. +/// It combines time, sleep, logging, and spawning capabilities into one cohesive interface. /// /// # Usage /// @@ -248,14 +307,19 @@ pub trait CommonRuntimeTraits: RuntimeAdapter { /// /// ```ignore /// async fn my_service(runtime: &R) { +/// runtime.info("Service starting"); /// let start = runtime.now(); /// runtime.sleep(Duration::from_secs(1)).await; /// let elapsed = runtime.duration_since(runtime.now(), start); +/// runtime.info("Service completed"); /// } /// ``` -pub trait Runtime: TimeSource + Sleeper { - /// Type-erased runtime information - fn info(&self) -> RuntimeInfo +pub trait Runtime: TimeSource + Sleeper + Logger { + /// Get type-erased runtime information + /// + /// Returns metadata about this runtime adapter including its name + /// and spawning capabilities. + fn runtime_info(&self) -> RuntimeInfo where Self: Sized, { diff --git a/examples/shared/src/lib.rs b/examples/shared/src/lib.rs index 116af542..a9025bbe 100644 --- a/examples/shared/src/lib.rs +++ b/examples/shared/src/lib.rs @@ -21,30 +21,32 @@ use std::time::Duration; /// Demonstrates runtime-agnostic service that processes data in batches. /// Generic over any Runtime implementation. pub async fn data_processor_service(ctx: RuntimeContext) -> DbResult<()> { - #[cfg(feature = "std")] - println!("🚀 Data processor service started at: {:?}", ctx.now()); - #[cfg(not(feature = "std"))] - defmt::info!("🚀 Data processor service started"); + ctx.info("🚀 Data processor service started"); for i in 1..=5 { - #[cfg(feature = "std")] - println!("📊 Processing batch {}/5", i); - #[cfg(not(feature = "std"))] - defmt::info!("📊 Processing batch {}/5", i); + match i { + 1 => ctx.info("📊 Processing batch 1/5"), + 2 => ctx.info("📊 Processing batch 2/5"), + 3 => ctx.info("📊 Processing batch 3/5"), + 4 => ctx.info("📊 Processing batch 4/5"), + 5 => ctx.info("📊 Processing batch 5/5"), + _ => {} + } // Use the runtime context's sleep capability ctx.sleep(Duration::from_millis(200)).await; - #[cfg(feature = "std")] - println!("✅ Batch {} completed", i); - #[cfg(not(feature = "std"))] - defmt::info!("✅ Batch {} completed", i); + match i { + 1 => ctx.info("✅ Batch 1 completed"), + 2 => ctx.info("✅ Batch 2 completed"), + 3 => ctx.info("✅ Batch 3 completed"), + 4 => ctx.info("✅ Batch 4 completed"), + 5 => ctx.info("✅ Batch 5 completed"), + _ => {} + } } - #[cfg(feature = "std")] - println!("🏁 Data processor service completed at: {:?}", ctx.now()); - #[cfg(not(feature = "std"))] - defmt::info!("🏁 Data processor service completed"); + ctx.info("🏁 Data processor service completed"); Ok(()) } @@ -54,35 +56,28 @@ pub async fn data_processor_service(ctx: RuntimeContext) -> DbRes /// Demonstrates runtime-agnostic service that performs periodic health checks. /// Measures timing using the runtime context. pub async fn monitoring_service(ctx: RuntimeContext) -> DbResult<()> { - #[cfg(feature = "std")] - println!("📈 Monitoring service started at: {:?}", ctx.now()); - #[cfg(not(feature = "std"))] - defmt::info!("📈 Monitoring service started"); + ctx.info("📈 Monitoring service started"); for i in 1..=3 { let start_time = ctx.now(); - #[cfg(feature = "std")] - println!("🔍 Health check {}/3", i); - #[cfg(not(feature = "std"))] - defmt::info!("🔍 Health check {}/3", i); + match i { + 1 => ctx.info("🔍 Health check 1/3"), + 2 => ctx.info("🔍 Health check 2/3"), + 3 => ctx.info("🔍 Health check 3/3"), + _ => {} + } // Use the runtime context's sleep capability ctx.sleep(Duration::from_millis(150)).await; let end_time = ctx.now(); - let duration = ctx.duration_since(end_time, start_time).unwrap(); + let _duration = ctx.duration_since(end_time, start_time).unwrap(); - #[cfg(feature = "std")] - println!("💚 System healthy (check took: {:?})", duration); - #[cfg(not(feature = "std"))] - defmt::info!("💚 System healthy (check took: {} ticks)", duration); + ctx.info("💚 System healthy"); } - #[cfg(feature = "std")] - println!("📈 Monitoring service completed at: {:?}", ctx.now()); - #[cfg(not(feature = "std"))] - defmt::info!("📈 Monitoring service completed"); + ctx.info("📈 Monitoring service completed"); Ok(()) } From de87f4b1bf8ec4c10345489cabf039ad4ef4f571 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 21:00:04 +0000 Subject: [PATCH 44/65] Add logging support using defmt in Embassy adapter --- aimdb-embassy-adapter/Cargo.toml | 3 +++ aimdb-embassy-adapter/src/runtime.rs | 18 ++++++++++++++++++ 2 files changed, 21 insertions(+) diff --git a/aimdb-embassy-adapter/Cargo.toml b/aimdb-embassy-adapter/Cargo.toml index 214f6c1c..f3c3d928 100644 --- a/aimdb-embassy-adapter/Cargo.toml +++ b/aimdb-embassy-adapter/Cargo.toml @@ -42,6 +42,9 @@ embedded-hal = { workspace = true } embedded-hal-async = { workspace = true } embedded-hal-nb = { workspace = true } +# Logging for embedded +defmt = { workspace = true } + # Observability (optional, no_std compatible) tracing = { workspace = true, optional = true, default-features = false } diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index ec6fa7c8..c764816d 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -274,6 +274,24 @@ impl Sleeper for EmbassyAdapter { } } +impl aimdb_executor::Logger for EmbassyAdapter { + fn info(&self, message: &str) { + defmt::info!("{}", message); + } + + fn debug(&self, message: &str) { + defmt::debug!("{}", message); + } + + fn warn(&self, message: &str) { + defmt::warn!("{}", message); + } + + fn error(&self, message: &str) { + defmt::error!("{}", message); + } +} + #[cfg(all(feature = "embassy-time", feature = "embassy-runtime"))] impl Runtime for EmbassyAdapter { fn has_dynamic_spawn(&self) -> bool { From 6f7ade08e3ae1b0bd774dbc0782ce69c385ecd77 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Tue, 7 Oct 2025 21:00:15 +0000 Subject: [PATCH 45/65] Implement logging capabilities for TokioAdapter with info, debug, warn, and error methods --- aimdb-tokio-adapter/src/runtime.rs | 22 ++++++++++++++++++++++ 1 file changed, 22 insertions(+) diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs index 79440e4e..54ed62a2 100644 --- a/aimdb-tokio-adapter/src/runtime.rs +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -249,6 +249,28 @@ impl Sleeper for TokioAdapter { } } +#[cfg(feature = "tokio-runtime")] +impl aimdb_executor::Logger for TokioAdapter { + fn info(&self, message: &str) { + println!("ℹ️ {}", message); + } + + fn debug(&self, message: &str) { + #[cfg(debug_assertions)] + println!("🔍 {}", message); + #[cfg(not(debug_assertions))] + let _ = message; // Avoid unused variable warning in release + } + + fn warn(&self, message: &str) { + println!("⚠️ {}", message); + } + + fn error(&self, message: &str) { + eprintln!("❌ {}", message); + } +} + #[cfg(feature = "tokio-runtime")] impl Runtime for TokioAdapter { fn has_dynamic_spawn(&self) -> bool { From 8c9eb75a8ea7faaaa965c9317c7106a93a939949 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Wed, 8 Oct 2025 17:44:39 +0000 Subject: [PATCH 46/65] Refactor RuntimeContext to separate time and logging utilities for improved organization and clarity --- aimdb-core/src/context.rs | 267 +++++++++++++++++++++++++------------- 1 file changed, 180 insertions(+), 87 deletions(-) diff --git a/aimdb-core/src/context.rs b/aimdb-core/src/context.rs index 1ed40d62..96e4ae21 100644 --- a/aimdb-core/src/context.rs +++ b/aimdb-core/src/context.rs @@ -5,7 +5,6 @@ use aimdb_executor::Runtime; use core::future::Future; -use core::time::Duration; /// Unified runtime context for AimDB services /// @@ -92,76 +91,32 @@ impl RuntimeContext where R: Runtime, { - /// Sleep for the specified duration - /// - /// This method delegates to the underlying runtime's sleep implementation, - /// allowing services to sleep without knowing the specific runtime type. + /// Access time utilities /// - /// # Arguments - /// - /// * `duration` - How long to sleep + /// Returns a time accessor that provides duration creation, sleep, and timing operations. /// /// # Example /// /// ```rust,ignore /// # use aimdb_core::RuntimeContext; /// # use aimdb_tokio_adapter::TokioAdapter; - /// # use std::time::Duration; /// # async fn example(ctx: &RuntimeContext) { - /// // In a service function - /// ctx.sleep(Duration::from_millis(500)).await; - /// # } - /// ``` - pub fn sleep(&self, duration: Duration) -> impl Future + Send + '_ { - self.runtime.sleep(duration) - } - - /// Get the current timestamp - /// - /// This method delegates to the underlying runtime's timestamp implementation, - /// providing a consistent way to get time information across different runtimes. + /// // Get time accessor + /// let time = ctx.time(); /// - /// # Returns - /// - /// Current instant/timestamp from the runtime - /// - /// # Example - /// - /// ```rust,ignore - /// # use aimdb_core::RuntimeContext; - /// # use aimdb_tokio_adapter::TokioAdapter; - /// # fn example(ctx: &RuntimeContext) { - /// let start_time = ctx.now(); - /// // ... do some work ... - /// let end_time = ctx.now(); + /// // Use it for various operations + /// let start = time.now(); + /// time.sleep(time.millis(500)).await; + /// let elapsed = time.duration_since(time.now(), start); /// # } /// ``` - pub fn now(&self) -> R::Instant { - self.runtime.now() + pub fn time(&self) -> Time<'_, R> { + Time { ctx: self } } - /// Get the duration between two instants - /// - /// # Arguments - /// - /// * `later` - The later instant - /// * `earlier` - The earlier instant - /// - /// # Returns + /// Access logging utilities /// - /// Some(Duration) if later >= earlier, None otherwise - pub fn duration_since(&self, later: R::Instant, earlier: R::Instant) -> Option { - self.runtime.duration_since(later, earlier) - } - - /// Log an informational message - /// - /// This method delegates to the underlying runtime's logging implementation, - /// providing a consistent way to log across different runtimes. - /// - /// # Arguments - /// - /// * `message` - The message to log + /// Returns a logger accessor that provides structured logging operations. /// /// # Example /// @@ -169,38 +124,13 @@ where /// # use aimdb_core::RuntimeContext; /// # use aimdb_tokio_adapter::TokioAdapter; /// # fn example(ctx: &RuntimeContext) { - /// ctx.info("Service started successfully"); + /// ctx.log().info("Service started"); + /// ctx.log().warn("High memory usage"); + /// ctx.log().error("Connection failed"); /// # } /// ``` - pub fn info(&self, message: &str) { - self.runtime.info(message) - } - - /// Log a debug message - /// - /// # Arguments - /// - /// * `message` - The message to log - pub fn debug(&self, message: &str) { - self.runtime.debug(message) - } - - /// Log a warning message - /// - /// # Arguments - /// - /// * `message` - The message to log - pub fn warn(&self, message: &str) { - self.runtime.warn(message) - } - - /// Log an error message - /// - /// # Arguments - /// - /// * `message` - The message to log - pub fn error(&self, message: &str) { - self.runtime.error(message) + pub fn log(&self) -> Log<'_, R> { + Log { ctx: self } } /// Get access to the underlying runtime @@ -252,3 +182,166 @@ where { RuntimeContext::from_runtime(runtime) } + +/// Time utilities accessor for RuntimeContext +/// +/// This accessor provides all time-related operations including duration creation, +/// sleep, and timing measurements. It encapsulates time functionality separately +/// from other context capabilities like logging. +/// +/// # Design Philosophy +/// +/// - **Separation of Concerns**: Time operations are isolated from logging and other capabilities +/// - **Clear Intent**: `ctx.time().sleep()` clearly indicates time-based operation +/// - **Extensible**: Easy to add new time-related methods without cluttering RuntimeContext +/// +/// # Example +/// +/// ```rust,ignore +/// async fn my_service(ctx: RuntimeContext) { +/// let time = ctx.time(); +/// +/// let start = time.now(); +/// time.sleep(time.millis(100)).await; +/// let elapsed = time.duration_since(time.now(), start); +/// } +/// ``` +pub struct Time<'a, R: Runtime> { + ctx: &'a RuntimeContext, +} + +impl<'a, R: Runtime> Time<'a, R> { + /// Create a duration from milliseconds + /// + /// # Example + /// ```rust,ignore + /// time.sleep(time.millis(500)).await; + /// ``` + pub fn millis(&self, millis: u64) -> R::Duration { + self.ctx.runtime.millis(millis) + } + + /// Create a duration from seconds + /// + /// # Example + /// ```rust,ignore + /// time.sleep(time.secs(2)).await; + /// ``` + pub fn secs(&self, secs: u64) -> R::Duration { + self.ctx.runtime.secs(secs) + } + + /// Create a duration from microseconds + /// + /// # Example + /// ```rust,ignore + /// time.sleep(time.micros(1000)).await; + /// ``` + pub fn micros(&self, micros: u64) -> R::Duration { + self.ctx.runtime.micros(micros) + } + + /// Sleep for the specified duration + /// + /// # Example + /// ```rust,ignore + /// time.sleep(time.millis(100)).await; + /// ``` + pub fn sleep(&self, duration: R::Duration) -> impl Future + Send + '_ { + self.ctx.runtime.sleep(duration) + } + + /// Get the current timestamp + /// + /// # Example + /// ```rust,ignore + /// let now = time.now(); + /// ``` + pub fn now(&self) -> R::Instant { + self.ctx.runtime.now() + } + + /// Get the duration between two instants + /// + /// Returns None if `later` is before `earlier` + /// + /// # Example + /// ```rust,ignore + /// let start = time.now(); + /// // ... do work ... + /// let end = time.now(); + /// let elapsed = time.duration_since(end, start); + /// ``` + pub fn duration_since(&self, later: R::Instant, earlier: R::Instant) -> Option { + self.ctx.runtime.duration_since(later, earlier) + } +} + +/// Logging accessor for RuntimeContext +/// +/// This accessor provides all logging operations, separating them from time and +/// other context capabilities for better organization and testability. +/// +/// # Design Philosophy +/// +/// - **Separation of Concerns**: Logging is isolated from time and other operations +/// - **Clear Intent**: `ctx.log().info()` clearly indicates logging operation +/// - **Mockable**: Easy to mock logging separately from other capabilities +/// +/// # Example +/// +/// ```rust,ignore +/// async fn my_service(ctx: RuntimeContext) { +/// let log = ctx.log(); +/// +/// log.info("Service starting"); +/// log.debug("Debug information"); +/// log.warn("Warning message"); +/// log.error("Error occurred"); +/// } +/// ``` +pub struct Log<'a, R: Runtime> { + ctx: &'a RuntimeContext, +} + +impl<'a, R: Runtime> Log<'a, R> { + /// Log an informational message + /// + /// # Example + /// ```rust,ignore + /// ctx.log().info("Service started"); + /// ``` + pub fn info(&self, message: &str) { + self.ctx.runtime.info(message) + } + + /// Log a debug message + /// + /// # Example + /// ```rust,ignore + /// ctx.log().debug("Processing item"); + /// ``` + pub fn debug(&self, message: &str) { + self.ctx.runtime.debug(message) + } + + /// Log a warning message + /// + /// # Example + /// ```rust,ignore + /// ctx.log().warn("High memory usage"); + /// ``` + pub fn warn(&self, message: &str) { + self.ctx.runtime.warn(message) + } + + /// Log an error message + /// + /// # Example + /// ```rust,ignore + /// ctx.log().error("Connection failed"); + /// ``` + pub fn error(&self, message: &str) { + self.ctx.runtime.error(message) + } +} From 8692b996cbed39a394c62217b0419541119a3605 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Wed, 8 Oct 2025 17:44:58 +0000 Subject: [PATCH 47/65] Enhance TimeSource trait in Embassy and Tokio adapters with duration methods for improved time handling --- aimdb-embassy-adapter/src/runtime.rs | 23 +++++++++++++++++------ aimdb-tokio-adapter/src/runtime.rs | 21 +++++++++++++++++++-- 2 files changed, 36 insertions(+), 8 deletions(-) diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index c764816d..3d25ad20 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -247,6 +247,7 @@ impl DelayCapableAdapter for EmbassyAdapter { #[cfg(feature = "embassy-time")] impl TimeSource for EmbassyAdapter { type Instant = embassy_time::Instant; + type Duration = embassy_time::Duration; fn now(&self) -> Self::Instant { embassy_time::Instant::now() @@ -256,21 +257,31 @@ impl TimeSource for EmbassyAdapter { &self, later: Self::Instant, earlier: Self::Instant, - ) -> Option { + ) -> Option { if later >= earlier { - Some((later - earlier).into()) + Some(later - earlier) } else { None } } + + fn millis(&self, millis: u64) -> Self::Duration { + embassy_time::Duration::from_millis(millis) + } + + fn secs(&self, secs: u64) -> Self::Duration { + embassy_time::Duration::from_secs(secs) + } + + fn micros(&self, micros: u64) -> Self::Duration { + embassy_time::Duration::from_micros(micros) + } } #[cfg(feature = "embassy-time")] impl Sleeper for EmbassyAdapter { - fn sleep(&self, duration: core::time::Duration) -> impl Future + Send { - embassy_time::Timer::after(embassy_time::Duration::from_micros( - duration.as_micros() as u64 - )) + fn sleep(&self, duration: ::Duration) -> impl Future + Send { + embassy_time::Timer::after(duration) } } diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs index 54ed62a2..6f39ee49 100644 --- a/aimdb-tokio-adapter/src/runtime.rs +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -232,19 +232,36 @@ impl DelayCapableAdapter for TokioAdapter { #[cfg(feature = "tokio-runtime")] impl TimeSource for TokioAdapter { type Instant = Instant; + type Duration = Duration; fn now(&self) -> Self::Instant { Instant::now() } - fn duration_since(&self, later: Self::Instant, earlier: Self::Instant) -> Option { + fn duration_since( + &self, + later: Self::Instant, + earlier: Self::Instant, + ) -> Option { later.checked_duration_since(earlier) } + + fn millis(&self, millis: u64) -> Self::Duration { + Duration::from_millis(millis) + } + + fn secs(&self, secs: u64) -> Self::Duration { + Duration::from_secs(secs) + } + + fn micros(&self, micros: u64) -> Self::Duration { + Duration::from_micros(micros) + } } #[cfg(feature = "tokio-runtime")] impl Sleeper for TokioAdapter { - fn sleep(&self, duration: Duration) -> impl Future + Send { + fn sleep(&self, duration: ::Duration) -> impl Future + Send { tokio::time::sleep(duration) } } From 121a476429a73ea4ee65902b52696f97458577b5 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Wed, 8 Oct 2025 17:45:16 +0000 Subject: [PATCH 48/65] Enhance TimeSource trait with runtime-agnostic duration methods for improved time handling --- aimdb-executor/src/lib.rs | 63 +++++++++++++++++++++++++++++++++++---- 1 file changed, 57 insertions(+), 6 deletions(-) diff --git a/aimdb-executor/src/lib.rs b/aimdb-executor/src/lib.rs index e9f57dc3..9113bc50 100644 --- a/aimdb-executor/src/lib.rs +++ b/aimdb-executor/src/lib.rs @@ -40,7 +40,6 @@ #![cfg_attr(not(feature = "std"), no_std)] use core::future::Future; -use core::time::Duration; // Error handling - use Result generically since we can't depend on aimdb-core pub type ExecutorResult = Result; @@ -110,27 +109,79 @@ pub trait TimeSource: RuntimeAdapter { /// The instant type used by this runtime type Instant: Clone + Send + Sync + core::fmt::Debug + 'static; + /// The duration type used by this runtime + /// - For Tokio/std: std::time::Duration + /// - For Embassy: embassy_time::Duration + type Duration; + /// Get the current time instant fn now(&self) -> Self::Instant; /// Calculate the duration between two instants /// /// Returns None if `later` is before `earlier` - fn duration_since(&self, later: Self::Instant, earlier: Self::Instant) -> Option; + fn duration_since( + &self, + later: Self::Instant, + earlier: Self::Instant, + ) -> Option; + + /// Create a duration from milliseconds + /// + /// This method enables runtime-agnostic duration construction, + /// allowing services to create durations without knowing the concrete type. + /// + /// # Arguments + /// * `millis` - Duration in milliseconds + /// + /// # Returns + /// A duration of the appropriate type for this runtime + /// + /// # Example + /// ```ignore + /// async fn my_service(ctx: &RuntimeContext) { + /// // Works with both Tokio and Embassy! + /// ctx.sleep(ctx.millis(500)).await; + /// } + /// ``` + fn millis(&self, millis: u64) -> Self::Duration; + + /// Create a duration from seconds + /// + /// This method enables runtime-agnostic duration construction. + /// + /// # Arguments + /// * `secs` - Duration in seconds + /// + /// # Returns + /// A duration of the appropriate type for this runtime + fn secs(&self, secs: u64) -> Self::Duration; + + /// Create a duration from microseconds + /// + /// This method enables runtime-agnostic duration construction. + /// + /// # Arguments + /// * `micros` - Duration in microseconds + /// + /// # Returns + /// A duration of the appropriate type for this runtime + fn micros(&self, micros: u64) -> Self::Duration; } /// Trait for async sleep capability /// /// This trait abstracts over different sleep implementations across runtimes. -pub trait Sleeper: RuntimeAdapter { +/// The duration type is defined by the TimeSource trait to avoid ambiguity. +pub trait Sleeper: TimeSource { /// Sleep for the specified duration /// /// # Arguments - /// * `duration` - How long to sleep + /// * `duration` - How long to sleep (duration type from TimeSource) /// /// # Returns /// A future that completes after the duration has elapsed - fn sleep(&self, duration: Duration) -> impl Future + Send; + fn sleep(&self, duration: ::Duration) -> impl Future + Send; } /// Trait for logging capabilities across std and no_std environments @@ -309,7 +360,7 @@ pub trait CommonRuntimeTraits: RuntimeAdapter { /// async fn my_service(runtime: &R) { /// runtime.info("Service starting"); /// let start = runtime.now(); -/// runtime.sleep(Duration::from_secs(1)).await; +/// runtime.sleep(R::Duration::from_secs(1)).await; /// let elapsed = runtime.duration_since(runtime.now(), start); /// runtime.info("Service completed"); /// } From 31d1010b31fa4d2613866e1b2b92f2fce9d9ee04 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Wed, 8 Oct 2025 17:45:32 +0000 Subject: [PATCH 49/65] Refactor data_processor_service and monitoring_service to use stored log and time accessors for improved code clarity and efficiency --- examples/shared/src/lib.rs | 70 ++++++++++++++++++++++---------------- 1 file changed, 40 insertions(+), 30 deletions(-) diff --git a/examples/shared/src/lib.rs b/examples/shared/src/lib.rs index a9025bbe..d9d77374 100644 --- a/examples/shared/src/lib.rs +++ b/examples/shared/src/lib.rs @@ -11,42 +11,45 @@ use aimdb_core::{DbResult, RuntimeContext}; use aimdb_executor::Runtime; -#[cfg(not(feature = "std"))] -use core::time::Duration; -#[cfg(feature = "std")] -use std::time::Duration; - /// Background data processing service /// /// Demonstrates runtime-agnostic service that processes data in batches. /// Generic over any Runtime implementation. +/// +/// This service demonstrates the clean accessor API: +/// - Store accessors at the beginning: `let log = ctx.log(); let time = ctx.time();` +/// - Use them throughout the service for clean, efficient code pub async fn data_processor_service(ctx: RuntimeContext) -> DbResult<()> { - ctx.info("🚀 Data processor service started"); + // Store accessors for reuse throughout the service + let log = ctx.log(); + let time = ctx.time(); + + log.info("🚀 Data processor service started"); for i in 1..=5 { match i { - 1 => ctx.info("📊 Processing batch 1/5"), - 2 => ctx.info("📊 Processing batch 2/5"), - 3 => ctx.info("📊 Processing batch 3/5"), - 4 => ctx.info("📊 Processing batch 4/5"), - 5 => ctx.info("📊 Processing batch 5/5"), + 1 => log.info("📊 Processing batch 1/5"), + 2 => log.info("📊 Processing batch 2/5"), + 3 => log.info("📊 Processing batch 3/5"), + 4 => log.info("📊 Processing batch 4/5"), + 5 => log.info("📊 Processing batch 5/5"), _ => {} } - // Use the runtime context's sleep capability - ctx.sleep(Duration::from_millis(200)).await; + // Clean time operations using stored accessor + time.sleep(time.millis(200)).await; match i { - 1 => ctx.info("✅ Batch 1 completed"), - 2 => ctx.info("✅ Batch 2 completed"), - 3 => ctx.info("✅ Batch 3 completed"), - 4 => ctx.info("✅ Batch 4 completed"), - 5 => ctx.info("✅ Batch 5 completed"), + 1 => log.info("✅ Batch 1 completed"), + 2 => log.info("✅ Batch 2 completed"), + 3 => log.info("✅ Batch 3 completed"), + 4 => log.info("✅ Batch 4 completed"), + 5 => log.info("✅ Batch 5 completed"), _ => {} } } - ctx.info("🏁 Data processor service completed"); + log.info("🏁 Data processor service completed"); Ok(()) } @@ -55,29 +58,36 @@ pub async fn data_processor_service(ctx: RuntimeContext) -> DbRes /// /// Demonstrates runtime-agnostic service that performs periodic health checks. /// Measures timing using the runtime context. +/// +/// This service demonstrates the clean accessor API with timing measurements. +/// Accessors are stored once and reused throughout the service. pub async fn monitoring_service(ctx: RuntimeContext) -> DbResult<()> { - ctx.info("📈 Monitoring service started"); + // Store accessors at the beginning for clean, efficient code + let log = ctx.log(); + let time = ctx.time(); + + log.info("📈 Monitoring service started"); for i in 1..=3 { - let start_time = ctx.now(); + let start_time = time.now(); match i { - 1 => ctx.info("🔍 Health check 1/3"), - 2 => ctx.info("🔍 Health check 2/3"), - 3 => ctx.info("🔍 Health check 3/3"), + 1 => log.info("🔍 Health check 1/3"), + 2 => log.info("🔍 Health check 2/3"), + 3 => log.info("🔍 Health check 3/3"), _ => {} } - // Use the runtime context's sleep capability - ctx.sleep(Duration::from_millis(150)).await; + // Clean time operations using stored accessor + time.sleep(time.millis(150)).await; - let end_time = ctx.now(); - let _duration = ctx.duration_since(end_time, start_time).unwrap(); + let end_time = time.now(); + let _duration = time.duration_since(end_time, start_time).unwrap(); - ctx.info("💚 System healthy"); + log.info("💚 System healthy"); } - ctx.info("📈 Monitoring service completed"); + log.info("📈 Monitoring service completed"); Ok(()) } From 57da6d08d00d3a25b2235f026fed9b1f08c39350 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Thu, 9 Oct 2025 03:03:05 +0000 Subject: [PATCH 50/65] Add flash script for embassy-runtime-demo to facilitate binary flashing --- examples/embassy-runtime-demo/flash.sh | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) create mode 100755 examples/embassy-runtime-demo/flash.sh diff --git a/examples/embassy-runtime-demo/flash.sh b/examples/embassy-runtime-demo/flash.sh new file mode 100755 index 00000000..2b08c48a --- /dev/null +++ b/examples/embassy-runtime-demo/flash.sh @@ -0,0 +1,19 @@ +#!/bin/bash +# Flash script for embassy-runtime-demo +# +# This script should be run on the HOST machine where probe-rs and hardware are accessible. +# The binary must be built first in the dev container using: cargo build + +set -e + +BINARY="../../target/thumbv8m.main-none-eabihf/debug/embassy-runtime-demo" + +if [ ! -f "$BINARY" ]; then + echo "Error: Binary not found at $BINARY" + echo "Please build it first in the dev container:" + echo " cd examples/embassy-runtime-demo && cargo build" + exit 1 +fi + +echo "Flashing embassy-runtime-demo to STM32H563ZITx..." +probe-rs run --chip STM32H563ZITx "$BINARY" From e73772b716dad9662594c65c919e00bf2cf5eff4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Thu, 9 Oct 2025 03:32:38 +0000 Subject: [PATCH 51/65] Add submodule for embassy-rs --- .gitmodules | 3 +++ _external/embassy | 1 + 2 files changed, 4 insertions(+) create mode 100644 .gitmodules create mode 160000 _external/embassy diff --git a/.gitmodules b/.gitmodules new file mode 100644 index 00000000..00967e60 --- /dev/null +++ b/.gitmodules @@ -0,0 +1,3 @@ +[submodule "_external/embassy"] + path = _external/embassy + url = https://github.com/embassy-rs/embassy.git diff --git a/_external/embassy b/_external/embassy new file mode 160000 index 00000000..35b0ba4c --- /dev/null +++ b/_external/embassy @@ -0,0 +1 @@ +Subproject commit 35b0ba4ce0fed7588febe504e16bbf1788384f5a From 56da97bc57de832793b29091d7036507077b2db6 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Thu, 9 Oct 2025 03:38:16 +0000 Subject: [PATCH 52/65] fix embassy runtime example --- Cargo.lock | 241 +++++++++++++++++++---- Cargo.toml | 29 ++- aimdb-macros/src/service.rs | 12 +- examples/embassy-runtime-demo/Cargo.toml | 2 +- 4 files changed, 232 insertions(+), 52 deletions(-) diff --git a/Cargo.lock b/Cargo.lock index 85e9e492..ea184ca6 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -196,7 +196,7 @@ dependencies = [ "miniz_oxide", "object", "rustc-demangle", - "windows-link", + "windows-link 0.2.0", ] [[package]] @@ -265,6 +265,16 @@ version = "1.10.1" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "d71b6127be86fdcfddb610f7182ac57211d4b18a3e9c82eb2d17662f2227ad6a" +[[package]] +name = "cc" +version = "1.2.40" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e1d05d92f4b1fd76aad469d46cdd858ca761576082cd37df81416691e50199fb" +dependencies = [ + "find-msvc-tools", + "shlex", +] + [[package]] name = "cfg-if" version = "1.0.3" @@ -277,6 +287,16 @@ version = "1.0.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "0b396d1f76d455557e1218ec8066ae14bba60b4b36ecd55577ba979f5db7ecaa" +[[package]] +name = "cordyceps" +version = "0.3.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "688d7fbb8092b8de775ef2536f36c8c31f2bc4006ece2e8d8ad2d17d00ce0a2a" +dependencies = [ + "loom", + "tracing", +] + [[package]] name = "cortex-m" version = "0.7.7" @@ -414,8 +434,6 @@ dependencies = [ [[package]] name = "embassy-embedded-hal" version = "0.5.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "554e3e840696f54b4c9afcf28a0f24da431c927f4151040020416e7393d6d0d8" dependencies = [ "defmt 1.0.1", "embassy-futures", @@ -433,9 +451,8 @@ dependencies = [ [[package]] name = "embassy-executor" version = "0.9.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "06070468370195e0e86f241c8e5004356d696590a678d47d6676795b2e439c6b" dependencies = [ + "cordyceps", "cortex-m", "critical-section", "defmt 1.0.1", @@ -447,8 +464,6 @@ dependencies = [ [[package]] name = "embassy-executor-macros" version = "0.7.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "dfdddc3a04226828316bf31393b6903ee162238576b1584ee2669af215d55472" dependencies = [ "darling", "proc-macro2", @@ -459,20 +474,14 @@ dependencies = [ [[package]] name = "embassy-executor-timer-queue" version = "0.1.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "2fc328bf943af66b80b98755db9106bf7e7471b0cf47dc8559cd9a6be504cc9c" [[package]] name = "embassy-futures" version = "0.1.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "dc2d050bdc5c21e0862a89256ed8029ae6c290a93aecefc73084b3002cdebb01" [[package]] name = "embassy-hal-internal" version = "0.3.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "95285007a91b619dc9f26ea8f55452aa6c60f7115a4edc05085cd2bd3127cd7a" dependencies = [ "cortex-m", "critical-section", @@ -483,8 +492,6 @@ dependencies = [ [[package]] name = "embassy-net" version = "0.7.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "0558a231a47e7d4a06a28b5278c92e860f1200f24821d2f365a2f40fe3f3c7b2" dependencies = [ "defmt 1.0.1", "document-features", @@ -501,17 +508,13 @@ dependencies = [ [[package]] name = "embassy-net-driver" version = "0.2.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "524eb3c489760508f71360112bca70f6e53173e6fe48fc5f0efd0f5ab217751d" dependencies = [ - "defmt 0.3.100", + "defmt 1.0.1", ] [[package]] name = "embassy-net-driver-channel" version = "0.3.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "b7b2739fbcf6cd206ae08779c7d709087b16577d255f2ea4a45bc4bbbf305b3f" dependencies = [ "embassy-futures", "embassy-net-driver", @@ -556,8 +559,6 @@ dependencies = [ [[package]] name = "embassy-stm32" version = "0.4.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "0d972eab325cc96afee98f80a91ca6b00249b6356dc0fdbff68b70c200df9fae" dependencies = [ "aligned", "bit_field", @@ -570,6 +571,7 @@ dependencies = [ "defmt 1.0.1", "document-features", "embassy-embedded-hal", + "embassy-executor", "embassy-futures", "embassy-hal-internal", "embassy-net-driver", @@ -589,6 +591,7 @@ dependencies = [ "embedded-storage", "embedded-storage-async", "futures-util", + "heapless 0.9.1", "nb 1.1.0", "proc-macro2", "quote", @@ -605,8 +608,6 @@ dependencies = [ [[package]] name = "embassy-sync" version = "0.7.2" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "73974a3edbd0bd286759b3d483540f0ebef705919a5f56f4fc7709066f71689b" dependencies = [ "cfg-if", "critical-section", @@ -620,8 +621,6 @@ dependencies = [ [[package]] name = "embassy-time" version = "0.5.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "f4fa65b9284d974dad7a23bb72835c4ec85c0b540d86af7fc4098c88cff51d65" dependencies = [ "cfg-if", "critical-section", @@ -637,8 +636,6 @@ dependencies = [ [[package]] name = "embassy-time-driver" version = "0.2.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "a0a244c7dc22c8d0289379c8d8830cae06bb93d8f990194d0de5efb3b5ae7ba6" dependencies = [ "document-features", ] @@ -646,8 +643,6 @@ dependencies = [ [[package]] name = "embassy-time-queue-utils" version = "0.3.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "80e2ee86063bd028a420a5fb5898c18c87a8898026da1d4c852af2c443d0a454" dependencies = [ "embassy-executor-timer-queue", "heapless 0.8.0", @@ -656,8 +651,6 @@ dependencies = [ [[package]] name = "embassy-usb" version = "0.5.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "dc4462e48b19a4f401a11901bdd981aab80c6a826608016a0bdc73cbbab31954" dependencies = [ "defmt 1.0.1", "embassy-futures", @@ -673,8 +666,6 @@ dependencies = [ [[package]] name = "embassy-usb-driver" version = "0.2.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "17119855ccc2d1f7470a39756b12068454ae27a3eabb037d940b5c03d9c77b7a" dependencies = [ "defmt 1.0.1", "embedded-io-async", @@ -683,8 +674,6 @@ dependencies = [ [[package]] name = "embassy-usb-synopsys-otg" version = "0.3.1" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "288751f8eaa44a5cf2613f13cee0ca8e06e6638cb96e897e6834702c79084b23" dependencies = [ "critical-section", "defmt 1.0.1", @@ -813,6 +802,12 @@ version = "1.0.2" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "877a4ace8713b0bcf2a4e7eec82529c029f1d0619886d18145fea96c3ffe5c0f" +[[package]] +name = "find-msvc-tools" +version = "0.1.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0399f9d26e5191ce32c498bebd31e7a3ceabc2745f0ac54af3f335126c3f24b3" + [[package]] name = "fnv" version = "1.0.7" @@ -908,6 +903,20 @@ dependencies = [ "slab", ] +[[package]] +name = "generator" +version = "0.8.7" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "605183a538e3e2a9c1038635cc5c2d194e2ee8fd0d1b66b8349fad7dbacce5a2" +dependencies = [ + "cc", + "cfg-if", + "libc", + "log", + "rustversion", + "windows", +] + [[package]] name = "getrandom" version = "0.2.16" @@ -1048,6 +1057,19 @@ version = "0.4.28" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "34080505efa8e45a4b816c349525ebe327ceaa8559756f0356cba97ef3bf7432" +[[package]] +name = "loom" +version = "0.7.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "419e0dc8046cb947daa77eb95ae174acfbddb7673b4151f56d1eed8e93fbfaca" +dependencies = [ + "cfg-if", + "generator", + "scoped-tls", + "tracing", + "tracing-subscriber", +] + [[package]] name = "managed" version = "0.8.0" @@ -1183,7 +1205,7 @@ dependencies = [ "libc", "redox_syscall", "smallvec", - "windows-link", + "windows-link 0.2.0", ] [[package]] @@ -1342,12 +1364,24 @@ dependencies = [ "semver", ] +[[package]] +name = "rustversion" +version = "1.0.22" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b39cdef0fa800fc44525c84ccb54a029961a8215f9619753635a9c0d2538d46d" + [[package]] name = "ryu" version = "1.0.20" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "28d3b2b1366ec20994f1fd18c3c594f05c5dd4bc44d8bb0c1c632c8d6829481f" +[[package]] +name = "scoped-tls" +version = "1.0.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "e1cf6437eb19a8f4a6cc0f7dca544973b0b78843adbfeb3683d1a94a0024a294" + [[package]] name = "scopeguard" version = "1.2.0" @@ -1436,6 +1470,12 @@ dependencies = [ "lazy_static", ] +[[package]] +name = "shlex" +version = "1.3.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "0fda2ff0d084019ba4d7c6f371c95d8fd75ce3524c3cb8fb653a3023f6323e64" + [[package]] name = "signal-hook-registry" version = "1.4.6" @@ -1524,10 +1564,10 @@ dependencies = [ [[package]] name = "stm32-metapac" version = "18.0.0" -source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "6fd8ec3a292a0d9fc4798416a61b21da5ae50341b2e7b8d12e662bf305366097" +source = "git+https://github.com/embassy-rs/stm32-data-generated?tag=stm32-data-b9f6b0c542d85ee695d71c35ced195e0cef51ac0#9b8fb67703361e2237b6c1ec4f1ee5949223d412" dependencies = [ "cortex-m", + "cortex-m-rt", "defmt 0.3.100", ] @@ -1717,9 +1757,21 @@ source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "784e0ac535deb450455cbfa28a6f0df145ea1bb7ae51b821cf5e7927fdcfbdd0" dependencies = [ "pin-project-lite", + "tracing-attributes", "tracing-core", ] +[[package]] +name = "tracing-attributes" +version = "0.1.30" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "81383ab64e72a7a8b8e13130c49e3dab29def6d0c7d76a03087b3cf71c5c6903" +dependencies = [ + "proc-macro2", + "quote", + "syn 2.0.106", +] + [[package]] name = "tracing-core" version = "0.1.34" @@ -1902,12 +1954,114 @@ dependencies = [ "windows-sys 0.59.0", ] +[[package]] +name = "windows" +version = "0.61.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9babd3a767a4c1aef6900409f85f5d53ce2544ccdfaa86dad48c91782c6d6893" +dependencies = [ + "windows-collections", + "windows-core", + "windows-future", + "windows-link 0.1.3", + "windows-numerics", +] + +[[package]] +name = "windows-collections" +version = "0.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "3beeceb5e5cfd9eb1d76b381630e82c4241ccd0d27f1a39ed41b2760b255c5e8" +dependencies = [ + "windows-core", +] + +[[package]] +name = "windows-core" +version = "0.61.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "c0fdd3ddb90610c7638aa2b3a3ab2904fb9e5cdbecc643ddb3647212781c4ae3" +dependencies = [ + "windows-implement", + "windows-interface", + "windows-link 0.1.3", + "windows-result", + "windows-strings", +] + +[[package]] +name = "windows-future" +version = "0.2.1" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "fc6a41e98427b19fe4b73c550f060b59fa592d7d686537eebf9385621bfbad8e" +dependencies = [ + "windows-core", + "windows-link 0.1.3", + "windows-threading", +] + +[[package]] +name = "windows-implement" +version = "0.60.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "053e2e040ab57b9dc951b72c264860db7eb3b0200ba345b4e4c3b14f67855ddf" +dependencies = [ + "proc-macro2", + "quote", + "syn 2.0.106", +] + +[[package]] +name = "windows-interface" +version = "0.59.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "3f316c4a2570ba26bbec722032c4099d8c8bc095efccdc15688708623367e358" +dependencies = [ + "proc-macro2", + "quote", + "syn 2.0.106", +] + +[[package]] +name = "windows-link" +version = "0.1.3" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "5e6ad25900d524eaabdbbb96d20b4311e1e7ae1699af4fb28c17ae66c80d798a" + [[package]] name = "windows-link" version = "0.2.0" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "45e46c0661abb7180e7b9c281db115305d49ca1709ab8242adf09666d2173c65" +[[package]] +name = "windows-numerics" +version = "0.2.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "9150af68066c4c5c07ddc0ce30421554771e528bde427614c61038bc2c92c2b1" +dependencies = [ + "windows-core", + "windows-link 0.1.3", +] + +[[package]] +name = "windows-result" +version = "0.3.4" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "56f42bd332cc6c8eac5af113fc0c1fd6a8fd2aa08a0119358686e5160d0586c6" +dependencies = [ + "windows-link 0.1.3", +] + +[[package]] +name = "windows-strings" +version = "0.4.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "56e6c93f3a0c3b36176cb1327a4958a0353d5d166c2a35cb268ace15e91d3b57" +dependencies = [ + "windows-link 0.1.3", +] + [[package]] name = "windows-sys" version = "0.52.0" @@ -1942,6 +2096,15 @@ dependencies = [ "windows_x86_64_msvc", ] +[[package]] +name = "windows-threading" +version = "0.1.0" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "b66463ad2e0ea3bbf808b7f1d371311c80e115c0b71d60efc142cafbcfb057a6" +dependencies = [ + "windows-link 0.1.3", +] + [[package]] name = "windows_aarch64_gnullvm" version = "0.52.6" diff --git a/Cargo.toml b/Cargo.toml index d84b90cb..e1f46517 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -10,6 +10,7 @@ members = [ "examples/tokio-runtime-demo", "examples/embassy-runtime-demo", ] +exclude = ["_external"] resolver = "2" # Note: build aimdb-core only by default. Use make all to build the full workspace! default-members = ["aimdb-core"] @@ -59,27 +60,39 @@ tokio-test = "0.4" aimdb-tokio-adapter = { path = "./aimdb-tokio-adapter" } # Embassy ecosystem for embedded async -embassy-sync = { version = "0.7.2", features = ["defmt"] } -embassy-executor = { version = "0.9.0", features = [ +embassy-stm32 = { version = "0.4.0", path = "./_external/embassy/embassy-stm32", features = [ + "defmt", + "stm32h563zi", + "memory-x", + "time-driver-any", + "exti", + "unstable-pac", + "low-power", +] } +embassy-sync = { version = "0.7.2", path = "./_external/embassy/embassy-sync", features = [ + "defmt", +] } +embassy-executor = { version = "0.9.0", path = "./_external/embassy/embassy-executor", features = [ "arch-cortex-m", "executor-thread", - "executor-interrupt", "defmt", ] } -embassy-time = { version = "0.5.0", features = [ +embassy-time = { version = "0.5.0", path = "./_external/embassy/embassy-time", features = [ "defmt", "defmt-timestamp-uptime", "tick-hz-32_768", ] } -embassy-usb = { version = "0.5.1", features = ["defmt"] } -embassy-net = { version = "0.7.1", features = [ +embassy-net = { version = "0.7.1", path = "./_external/embassy/embassy-net", features = [ "defmt", "tcp", "dhcpv4", "medium-ethernet", + "proto-ipv6", +] } +embassy-usb = { version = "0.5.1", path = "./_external/embassy/embassy-usb", features = [ + "defmt", ] } -embassy-net-wiznet = { version = "0.2.1", features = ["defmt"] } -embassy-futures = { version = "0.1.2" } +embassy-futures = { version = "0.1.2", path = "./_external/embassy/embassy-futures" } # Embedded HAL for peripheral abstractions embedded-hal = "0.2.6" diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs index 7fcc62ca..2a68b3bc 100644 --- a/aimdb-macros/src/service.rs +++ b/aimdb-macros/src/service.rs @@ -107,13 +107,17 @@ pub fn expand_service_macro(input_fn: ItemFn) -> Result { ) -> aimdb_executor::ExecutorResult<()> { if let Some(spawner) = adapter.spawner() { // The Embassy task wrapper is generated below with unique name - spawner.spawn(#embassy_task_name(adapter)) + // Calling an embassy task function with parameters returns Result + // If the task pool is full (all instances already running), it returns Err + let token = #embassy_task_name(adapter) .map_err(|_| aimdb_executor::ExecutorError::SpawnFailed { #[cfg(feature = "std")] - message: format!("Failed to spawn Embassy service: {}", stringify!(#fn_name)), + message: format!("Failed to get spawn token for Embassy service: {}", stringify!(#fn_name)), #[cfg(not(feature = "std"))] - message: "Failed to spawn Embassy service" - }) + message: "Failed to get spawn token for Embassy service" + })?; + spawner.spawn(token); + Ok(()) } else { Err(aimdb_executor::ExecutorError::RuntimeUnavailable { #[cfg(feature = "std")] diff --git a/examples/embassy-runtime-demo/Cargo.toml b/examples/embassy-runtime-demo/Cargo.toml index 2410bbd3..9d4c66ea 100644 --- a/examples/embassy-runtime-demo/Cargo.toml +++ b/examples/embassy-runtime-demo/Cargo.toml @@ -29,7 +29,7 @@ aimdb-examples-shared = { path = "../shared", default-features = false, features ] } # Embassy ecosystem - override workspace to use different chip -embassy-stm32 = { version = "0.4.0", default-features = false, features = [ +embassy-stm32 = { workspace = true, features = [ "defmt", "stm32h563zi", "memory-x", From 4ae6887ac278510d37845891aad8fd59ec9ddeb4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Thu, 9 Oct 2025 19:19:07 +0000 Subject: [PATCH 53/65] Refactor AimDB Executor and Macros for Simplified Runtime Integration --- Cargo.lock | 53 +-- README.md | 15 +- aimdb-core/src/database.rs | 23 +- aimdb-core/src/lib.rs | 8 +- aimdb-core/src/runtime.rs | 13 +- aimdb-embassy-adapter/src/runtime.rs | 91 ++--- aimdb-executor/src/lib.rs | 477 +++------------------- aimdb-macros/Cargo.toml | 2 +- aimdb-macros/src/lib.rs | 92 +---- aimdb-macros/src/service.rs | 150 ------- aimdb-tokio-adapter/src/runtime.rs | 154 +++---- examples/embassy-runtime-demo/Cargo.toml | 2 +- examples/embassy-runtime-demo/src/main.rs | 43 +- examples/shared/src/lib.rs | 2 - examples/tokio-runtime-demo/Cargo.toml | 2 +- examples/tokio-runtime-demo/src/main.rs | 36 +- 16 files changed, 254 insertions(+), 909 deletions(-) delete mode 100644 aimdb-macros/src/service.rs diff --git a/Cargo.lock b/Cargo.lock index ea184ca6..951581f4 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -126,7 +126,6 @@ dependencies = [ "aimdb-core", "aimdb-examples-shared", "aimdb-executor", - "aimdb-macros", "aimdb-tokio-adapter", "tokio", "tracing", @@ -196,7 +195,7 @@ dependencies = [ "miniz_oxide", "object", "rustc-demangle", - "windows-link 0.2.0", + "windows-link 0.2.1", ] [[package]] @@ -529,7 +528,6 @@ dependencies = [ "aimdb-embassy-adapter", "aimdb-examples-shared", "aimdb-executor", - "aimdb-macros", "cortex-m", "cortex-m-rt", "critical-section", @@ -1026,9 +1024,9 @@ checksum = "bbd2bcb4c963f2ddae06a2efc7e9f3591312473c50c6685e1f298068316e66fe" [[package]] name = "libc" -version = "0.2.176" +version = "0.2.177" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "58f929b4d672ea937a23a1ab494143d968337a5f47e56d0815df1e0890ddf174" +checksum = "2874a2af47a2325c2001a6e6fad9b16a53b802102b528163885171cf92b15976" [[package]] name = "linked_list_allocator" @@ -1205,7 +1203,7 @@ dependencies = [ "libc", "redox_syscall", "smallvec", - "windows-link 0.2.0", + "windows-link 0.2.1", ] [[package]] @@ -1268,9 +1266,9 @@ dependencies = [ [[package]] name = "quote" -version = "1.0.40" +version = "1.0.41" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "1885c039570dc00dcb4ff087a89e185fd56bae234ddc7f056a945bf36467248d" +checksum = "ce25767e7b499d1b604768e7cde645d14cc8584231ea6b295e9c9eb22c02e1d1" dependencies = [ "proc-macro2", ] @@ -1411,9 +1409,9 @@ checksum = "388a1df253eca08550bef6c72392cfe7c30914bf41df5269b68cbd6ff8f570a3" [[package]] name = "serde" -version = "1.0.226" +version = "1.0.228" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "0dca6411025b24b60bfa7ec1fe1f8e710ac09782dca409ee8237ba74b51295fd" +checksum = "9a8e94ea7f378bd32cbbd37198a4a91436180c5bb472411e48b5ec2e2124ae9e" dependencies = [ "serde_core", "serde_derive", @@ -1421,18 +1419,18 @@ dependencies = [ [[package]] name = "serde_core" -version = "1.0.226" +version = "1.0.228" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "ba2ba63999edb9dac981fb34b3e5c0d111a69b0924e253ed29d83f7c99e966a4" +checksum = "41d385c7d4ca58e59fc732af25c3983b67ac852c1a25000afe1175de458b67ad" dependencies = [ "serde_derive", ] [[package]] name = "serde_derive" -version = "1.0.226" +version = "1.0.228" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "8db53ae22f34573731bafa1db20f04027b2d25e02d8205921b569171699cdb33" +checksum = "d540f220d3187173da220f885ab66608367b6574e925011a9353e4badda91d79" dependencies = [ "proc-macro2", "quote", @@ -1533,9 +1531,9 @@ dependencies = [ [[package]] name = "stable_deref_trait" -version = "1.2.0" +version = "1.2.1" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "a8f112729512f8e442d81f95a8a7ddf2b7c6b8a1a6f509a95864142b30cab2d3" +checksum = "6ce2be8dc25455e1f91df71bfa12ad37d7af1092ae736f3a6cd0e37bc7810596" [[package]] name = "static_assertions" @@ -1629,18 +1627,18 @@ dependencies = [ [[package]] name = "thiserror" -version = "2.0.16" +version = "2.0.17" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "3467d614147380f2e4e374161426ff399c91084acd2363eaf549172b3d5e60c0" +checksum = "f63587ca0f12b72a0600bcba1d40081f830876000bb46dd2337a3051618f4fc8" dependencies = [ "thiserror-impl", ] [[package]] name = "thiserror-impl" -version = "2.0.16" +version = "2.0.17" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "6c5e1be1c48b9172ee610da68fd9cd2770e7a4056cb3fc98710ee6906f0c7960" +checksum = "3ff15c8ecd7de3849db632e14d18d2571fa09dfc5ed93479bc4485c7a517c913" dependencies = [ "proc-macro2", "quote", @@ -1951,7 +1949,7 @@ version = "0.1.11" source = "registry+https://github.com/rust-lang/crates.io-index" checksum = "c2a7b1c03c876122aa43f3020e6c3c3ee5c05081c9a00739faf7503aeba10d22" dependencies = [ - "windows-sys 0.59.0", + "windows-sys 0.61.2", ] [[package]] @@ -2030,9 +2028,9 @@ checksum = "5e6ad25900d524eaabdbbb96d20b4311e1e7ae1699af4fb28c17ae66c80d798a" [[package]] name = "windows-link" -version = "0.2.0" +version = "0.2.1" source = "registry+https://github.com/rust-lang/crates.io-index" -checksum = "45e46c0661abb7180e7b9c281db115305d49ca1709ab8242adf09666d2173c65" +checksum = "f0805222e57f7521d6a62e36fa9163bc891acd422f971defe97d64e70d0a4fe5" [[package]] name = "windows-numerics" @@ -2080,6 +2078,15 @@ dependencies = [ "windows-targets", ] +[[package]] +name = "windows-sys" +version = "0.61.2" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "ae137229bcbd6cdf0f7b80a31df61766145077ddf49416a728b02cb3921ff3fc" +dependencies = [ + "windows-link 0.2.1", +] + [[package]] name = "windows-targets" version = "0.52.6" diff --git a/README.md b/README.md index ca072144..cf99cd61 100644 --- a/README.md +++ b/README.md @@ -55,18 +55,23 @@ cd aimdb code . # Then: Ctrl/Cmd+Shift+P → "Dev Containers: Reopen in Container" -# 3. Inside the container, everything is ready: -cargo build --release -cargo run --example quickstart -p aimdb-examples +# 3. Inside the container, build and run the Tokio example: +cargo build +cargo run --package tokio-runtime-demo + +# 4. For embedded target, build the Embassy example: +cargo build --package embassy-runtime-demo --target thumbv7em-none-eabihf ``` **✅ Zero Setup**: Rust, embedded targets and development tools pre-installed **✅ Cross-Platform**: Works on macOS, Linux, Windows (with Docker Desktop) or WSL **✅ VS Code Ready**: Optimized extensions and settings included -You should see a demo simulation showing the concept of data syncing between devices, edge, and cloud! +The examples demonstrate the AimDB API with direct spawning patterns: +- **Tokio example**: Shows std runtime with direct `adapter.spawn()` calls +- **Embassy example**: Shows embedded runtime with `#[embassy_executor::task]` integration -> **💡 Note**: The current demo is a simple simulation. Real AimDB functionality is still being implemented as part of the early development process. +> **💡 Architecture**: AimDB uses a clean, flat trait structure instead of complex hierarchies or proc macros, making the codebase easy to understand and extend. --- diff --git a/aimdb-core/src/database.rs b/aimdb-core/src/database.rs index ba39d492..dbd93adf 100644 --- a/aimdb-core/src/database.rs +++ b/aimdb-core/src/database.rs @@ -234,22 +234,27 @@ impl Database { /// /// # Example /// ```rust,ignore - /// # use aimdb_core::{service, AimDbService, Database, RuntimeAdapter}; + /// # use aimdb_core::{Database, RuntimeAdapter}; + /// # use aimdb_executor::Spawn; /// # #[cfg(feature = "tokio-runtime")] /// # { - /// # use aimdb_core::SpawnDynamically; /// - /// // Define a service using the service macro - /// #[service] - /// async fn my_background_task(ctx: aimdb_core::RuntimeContext) -> aimdb_core::DbResult<()> { + /// // Define a plain async service function + /// async fn my_background_task(ctx: aimdb_core::RuntimeContext) -> aimdb_core::DbResult<()> { /// // Service implementation using the context - /// let _ = ctx.now(); // Access timing capabilities + /// let time = ctx.time(); + /// let _ = time.now(); // Access timing capabilities /// Ok(()) /// } /// - /// # async fn example(db: Database) -> aimdb_core::DbResult<()> { - /// // Spawn service through the generated service struct - /// MyBackgroundTaskService::spawn_on_tokio(db.adapter())?; + /// # async fn example(db: Database) -> aimdb_core::DbResult<()> { + /// // Spawn service directly using the adapter + /// let ctx = RuntimeContext::from_runtime(db.adapter().clone()); + /// db.adapter().spawn(async move { + /// if let Err(e) = my_background_task(ctx).await { + /// eprintln!("Service error: {:?}", e); + /// } + /// })?; /// # Ok(()) /// # } /// # } diff --git a/aimdb-core/src/lib.rs b/aimdb-core/src/lib.rs index 955fd35c..e1d05514 100644 --- a/aimdb-core/src/lib.rs +++ b/aimdb-core/src/lib.rs @@ -16,17 +16,13 @@ pub mod time; pub use context::RuntimeContext; pub use error::{DbError, DbResult}; pub use runtime::{ - AimDbService, DelayCapableAdapter, ExecutorError, ExecutorResult, RuntimeAdapter, RuntimeInfo, - SpawnDynamically, SpawnStatically, + ExecutorError, ExecutorResult, Logger, Runtime, RuntimeAdapter, RuntimeInfo, Spawn, + Sleeper, TimeOps, TimeSource, }; -pub use time::{SleepCapable, TimestampProvider}; // Database implementation exports pub use database::{Database, DatabaseSpec, DatabaseSpecBuilder, Record, Runnable}; -// Re-export procedural macros -pub use aimdb_macros::service; - /// Runs a database instance /// /// This function provides a unified interface for running database instances diff --git a/aimdb-core/src/runtime.rs b/aimdb-core/src/runtime.rs index ff254ddf..08955c9f 100644 --- a/aimdb-core/src/runtime.rs +++ b/aimdb-core/src/runtime.rs @@ -1,13 +1,12 @@ -//! Runtime adapter integration for AimDB +//! Runtime adapter traits and implementations for AimDB //! -//! This module provides integration with the aimdb-executor trait system, -//! adapting executor errors to database errors and re-exporting key traits. +//! This module re-exports the runtime traits from aimdb-executor and provides +//! additional runtime-related functionality for the core database. -// Re-export executor traits for convenience +// Re-export simplified executor traits pub use aimdb_executor::{ - AimDbService, CommonRuntimeTraits, DelayCapableAdapter, DynamicRuntimeTraits, ExecutorError, - ExecutorResult, RuntimeAdapter, RuntimeInfo, SpawnDynamically, SpawnStatically, - StaticRuntimeTraits, + ExecutorError, ExecutorResult, Logger, Runtime, RuntimeAdapter, RuntimeInfo, Spawn, + Sleeper, TimeOps, TimeSource, }; /// Convert executor errors to database errors diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index 3d25ad20..f9732852 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -4,19 +4,12 @@ //! enabling async task execution in embedded environments using Embassy. use aimdb_core::{DbError, DbResult}; -#[cfg(feature = "embassy-time")] -use aimdb_executor::DelayCapableAdapter; -#[cfg(feature = "embassy-runtime")] -use aimdb_executor::SpawnStatically; -use aimdb_executor::{ExecutorResult, Runtime, RuntimeAdapter, Sleeper, TimeSource}; +use aimdb_executor::{ExecutorResult, Logger, RuntimeAdapter, Spawn, TimeOps}; use core::future::Future; #[cfg(feature = "tracing")] use tracing::{debug, warn}; -#[cfg(feature = "embassy-time")] -use embassy_time::{Duration, Timer}; - #[cfg(feature = "embassy-runtime")] use embassy_executor::Spawner; @@ -78,7 +71,15 @@ impl EmbassyAdapter { /// # Returns /// `Ok(EmbassyAdapter)` - Always succeeds pub fn new() -> ExecutorResult { - ::new() + #[cfg(feature = "tracing")] + debug!("Creating EmbassyAdapter (no spawner)"); + + Ok(Self { + #[cfg(feature = "embassy-runtime")] + spawner: None, + #[cfg(not(feature = "embassy-runtime"))] + _phantom: core::marker::PhantomData, + }) } /// Creates a new EmbassyAdapter returning DbResult for backward compatibility @@ -192,60 +193,35 @@ impl Default for EmbassyAdapter { } } -// Trait implementations for the core adapter interfaces +// Trait implementations for the simplified core adapter interfaces impl RuntimeAdapter for EmbassyAdapter { - fn new() -> ExecutorResult { - #[cfg(feature = "tracing")] - debug!("Creating EmbassyAdapter (no spawner)"); - - Ok(Self { - #[cfg(feature = "embassy-runtime")] - spawner: None, - #[cfg(not(feature = "embassy-runtime"))] - _phantom: core::marker::PhantomData, - }) - } - fn runtime_name() -> &'static str { "embassy" } } +// Implement Spawn trait for Embassy (static spawning) #[cfg(feature = "embassy-runtime")] -impl SpawnStatically for EmbassyAdapter { - type Spawner = embassy_executor::Spawner; - - fn spawner(&self) -> Option<&Self::Spawner> { - self.spawner.as_ref() - } -} - -#[cfg(feature = "embassy-time")] -impl DelayCapableAdapter for EmbassyAdapter { - type Duration = Duration; +impl Spawn for EmbassyAdapter { + type SpawnToken = (); // Embassy doesn't return a handle from static spawn - #[allow(clippy::manual_async_fn)] - fn spawn_delayed_task( - &self, - task: F, - delay: Self::Duration, - ) -> impl Future> + Send + fn spawn(&self, _future: F) -> ExecutorResult where - F: Future> + Send + 'static, - T: Send + 'static, + F: Future + Send + 'static, { - async move { - Timer::after(delay).await; - task.await - } + // Embassy spawning is handled via the #[embassy_executor::task] attribute + // and spawner.spawn() at the application level. This method exists for + // trait compatibility but spawning must be done through Embassy tasks. + Err(aimdb_executor::ExecutorError::RuntimeUnavailable { + message: "Embassy requires static task spawning via #[embassy_executor::task]", + }) } } -// New unified Runtime trait implementations - +// Implement TimeOps trait (combines TimeSource + Sleeper) #[cfg(feature = "embassy-time")] -impl TimeSource for EmbassyAdapter { +impl TimeOps for EmbassyAdapter { type Instant = embassy_time::Instant; type Duration = embassy_time::Duration; @@ -276,16 +252,14 @@ impl TimeSource for EmbassyAdapter { fn micros(&self, micros: u64) -> Self::Duration { embassy_time::Duration::from_micros(micros) } -} -#[cfg(feature = "embassy-time")] -impl Sleeper for EmbassyAdapter { - fn sleep(&self, duration: ::Duration) -> impl Future + Send { + fn sleep(&self, duration: Self::Duration) -> impl Future + Send { embassy_time::Timer::after(duration) } } -impl aimdb_executor::Logger for EmbassyAdapter { +// Implement Logger trait +impl Logger for EmbassyAdapter { fn info(&self, message: &str) { defmt::info!("{}", message); } @@ -303,13 +277,4 @@ impl aimdb_executor::Logger for EmbassyAdapter { } } -#[cfg(all(feature = "embassy-time", feature = "embassy-runtime"))] -impl Runtime for EmbassyAdapter { - fn has_dynamic_spawn(&self) -> bool { - false - } - - fn has_static_spawn(&self) -> bool { - true - } -} +// Runtime trait is auto-implemented when RuntimeAdapter + TimeOps + Logger + Spawn are all implemented diff --git a/aimdb-executor/src/lib.rs b/aimdb-executor/src/lib.rs index 9113bc50..71231815 100644 --- a/aimdb-executor/src/lib.rs +++ b/aimdb-executor/src/lib.rs @@ -1,53 +1,36 @@ -//! AimDB Executor Traits +//! AimDB Executor Traits - Simplified //! //! This crate provides pure trait definitions for async execution across different //! runtime environments. It enables dependency inversion where the core database //! depends on abstractions rather than concrete runtime implementations. //! -//! # Design Philosophy +//! # Design Philosophy (Simplified) //! -//! - **Runtime Agnostic**: No concrete runtime dependencies in trait definitions -//! - **Clear Separation**: Dynamic vs static spawning models are explicit +//! - **Runtime Agnostic**: No concrete runtime dependencies, no cfg in traits +//! - **Flat Trait Structure**: 4 simple traits instead of complex hierarchies //! - **Platform Flexible**: Works across std and no_std environments -//! - **Performance Focused**: Zero-cost abstractions where possible -//! - **Dependency Inversion**: Core depends on traits, adapters provide implementations +//! - **Accessor Pattern**: Enables clean `ctx.log()` and `ctx.time()` usage +//! - **Zero Dependencies**: Pure trait definitions with minimal coupling //! -//! # Architecture +//! # Simplified Trait Structure //! -//! ```text -//! aimdb-executor (this crate) ← Pure trait definitions -//! ↑ ↑ -//! | | -//! tokio-adapter embassy-adapter ← Concrete implementations -//! ↑ ↑ -//! | | -//! └─── aimdb-core ───┘ ← Uses any executor via traits -//! ``` +//! Instead of 12+ traits with complex hierarchies, we now have 4 focused traits: //! -//! # Usage -//! -//! This crate is typically not used directly. Instead: -//! 1. Runtime adapters implement these traits -//! 2. Core database accepts any type implementing the traits -//! 3. Applications choose their runtime adapter -//! -//! # Features -//! -//! - `std`: Enables error types that require std library -//! - `tokio-types`: Includes Tokio-specific types in trait signatures -//! - `embassy-types`: Includes Embassy-specific types in trait signatures +//! 1. **`RuntimeAdapter`** - Identity and basic metadata +//! 2. **`TimeOps`** - Time operations (enables `ctx.time()` accessor) +//! 3. **`Logger`** - Logging operations (enables `ctx.log()` accessor) +//! 4. **`Spawn`** - Task spawning (adapter-specific implementation) #![cfg_attr(not(feature = "std"), no_std)] use core::future::Future; -// Error handling - use Result generically since we can't depend on aimdb-core +// ============================================================================ +// Error Types +// ============================================================================ + pub type ExecutorResult = Result; -/// Generic executor error type -/// -/// This is a simple error type that can be converted to/from specific -/// database errors by the runtime adapters. #[derive(Debug)] #[cfg_attr(feature = "std", derive(thiserror::Error))] pub enum ExecutorError { @@ -76,422 +59,70 @@ pub enum ExecutorError { }, } -/// Core trait for runtime adapters providing basic metadata and initialization -/// -/// This trait defines the minimal interface that all AimDB runtime adapters -/// must implement. Specific spawning capabilities are provided by either -/// `SpawnDynamically` or `SpawnStatically` traits. -/// -/// # Implementations -/// -/// - `TokioAdapter`: Implements `SpawnDynamically` for std environments -/// - `EmbassyAdapter`: Implements `SpawnStatically` for no_std embedded environments -pub trait RuntimeAdapter: Send + Sync + 'static { - /// Creates a new adapter instance with default configuration - /// - /// # Returns - /// `Ok(Self)` on success, or `ExecutorError` if adapter cannot be initialized - fn new() -> ExecutorResult - where - Self: Sized; +// ============================================================================ +// Core Traits (Simplified - 4 traits total) +// ============================================================================ - /// Returns the runtime name for debugging and logging - fn runtime_name() -> &'static str - where - Self: Sized; +/// Core runtime adapter trait - provides identity +pub trait RuntimeAdapter: Send + Sync + 'static { + fn runtime_name() -> &'static str where Self: Sized; } -/// Trait for providing time information -/// -/// This trait abstracts over different time representations across runtimes. -/// Implementations should use the most appropriate time type for their platform. -pub trait TimeSource: RuntimeAdapter { - /// The instant type used by this runtime +/// Time operations trait - enables ctx.time() accessor +pub trait TimeOps: RuntimeAdapter { type Instant: Clone + Send + Sync + core::fmt::Debug + 'static; + type Duration: Clone + Send + Sync + core::fmt::Debug + 'static; - /// The duration type used by this runtime - /// - For Tokio/std: std::time::Duration - /// - For Embassy: embassy_time::Duration - type Duration; - - /// Get the current time instant fn now(&self) -> Self::Instant; - - /// Calculate the duration between two instants - /// - /// Returns None if `later` is before `earlier` - fn duration_since( - &self, - later: Self::Instant, - earlier: Self::Instant, - ) -> Option; - - /// Create a duration from milliseconds - /// - /// This method enables runtime-agnostic duration construction, - /// allowing services to create durations without knowing the concrete type. - /// - /// # Arguments - /// * `millis` - Duration in milliseconds - /// - /// # Returns - /// A duration of the appropriate type for this runtime - /// - /// # Example - /// ```ignore - /// async fn my_service(ctx: &RuntimeContext) { - /// // Works with both Tokio and Embassy! - /// ctx.sleep(ctx.millis(500)).await; - /// } - /// ``` - fn millis(&self, millis: u64) -> Self::Duration; - - /// Create a duration from seconds - /// - /// This method enables runtime-agnostic duration construction. - /// - /// # Arguments - /// * `secs` - Duration in seconds - /// - /// # Returns - /// A duration of the appropriate type for this runtime + fn duration_since(&self, later: Self::Instant, earlier: Self::Instant) -> Option; + fn millis(&self, ms: u64) -> Self::Duration; fn secs(&self, secs: u64) -> Self::Duration; - - /// Create a duration from microseconds - /// - /// This method enables runtime-agnostic duration construction. - /// - /// # Arguments - /// * `micros` - Duration in microseconds - /// - /// # Returns - /// A duration of the appropriate type for this runtime fn micros(&self, micros: u64) -> Self::Duration; + fn sleep(&self, duration: Self::Duration) -> impl Future + Send; } -/// Trait for async sleep capability -/// -/// This trait abstracts over different sleep implementations across runtimes. -/// The duration type is defined by the TimeSource trait to avoid ambiguity. -pub trait Sleeper: TimeSource { - /// Sleep for the specified duration - /// - /// # Arguments - /// * `duration` - How long to sleep (duration type from TimeSource) - /// - /// # Returns - /// A future that completes after the duration has elapsed - fn sleep(&self, duration: ::Duration) -> impl Future + Send; -} - -/// Trait for logging capabilities across std and no_std environments -/// -/// This trait provides a unified logging interface that abstracts over different -/// logging implementations (println!, defmt, log crate, etc.). This allows -/// runtime-agnostic services to log without conditional compilation. -/// -/// # Design Philosophy -/// -/// - **Platform Agnostic**: Works in both std and no_std environments -/// - **Zero Cost**: Can be optimized away in release builds -/// - **Flexible**: Adapters choose their logging implementation -/// - **Simple**: Only core logging levels needed for services -/// -/// # Example -/// -/// ```ignore -/// async fn my_service(ctx: RuntimeContext) { -/// ctx.info("Service starting"); -/// ctx.debug("Processing data"); -/// ctx.warn("High memory usage"); -/// ctx.error("Connection failed"); -/// } -/// ``` +/// Logging trait - enables ctx.log() accessor pub trait Logger: RuntimeAdapter { - /// Log an informational message - /// - /// Use for general operational messages like service start/stop, - /// successful operations, and progress updates. - /// - /// # Arguments - /// * `message` - The message to log fn info(&self, message: &str); - - /// Log a debug message - /// - /// Use for detailed diagnostic information useful during development. - /// - /// # Arguments - /// * `message` - The message to log fn debug(&self, message: &str); - - /// Log a warning message - /// - /// Use for potentially problematic situations that don't prevent - /// operation but should be noted. - /// - /// # Arguments - /// * `message` - The message to log fn warn(&self, message: &str); - - /// Log an error message - /// - /// Use for error conditions that indicate failures or critical issues. - /// - /// # Arguments - /// * `message` - The message to log fn error(&self, message: &str); } -/// Trait for runtimes that support dynamic future spawning (like Tokio) -/// -/// This trait is for runtimes that can spawn arbitrary futures at runtime, -/// typically using a dynamic task scheduler. -pub trait SpawnDynamically: RuntimeAdapter { - /// Handle type returned when spawning tasks - type JoinHandle: Send + 'static - where - T: Send + 'static; - - /// Spawns a future dynamically on the runtime - /// - /// # Type Parameters - /// * `F` - The future to spawn - /// * `T` - The return type of the future - /// - /// # Arguments - /// * `future` - The async task to spawn - /// - /// # Returns - /// A handle to the spawned task or an error if spawning failed - fn spawn(&self, future: F) -> ExecutorResult> - where - F: Future + Send + 'static, - T: Send + 'static; +/// Task spawning trait - adapter-specific implementation +pub trait Spawn: RuntimeAdapter { + type SpawnToken: Send + 'static; + fn spawn(&self, future: F) -> ExecutorResult + where F: Future + Send + 'static; } -/// Trait for runtimes that require compile-time task definition (like Embassy) -/// -/// This trait is for runtimes that require tasks to be defined at compile time -/// and spawned through a spawner interface. -pub trait SpawnStatically: RuntimeAdapter { - /// Spawner type for this runtime - type Spawner; +// ============================================================================ +// Convenience Trait Bundle +// ============================================================================ - /// Gets access to the spawner for task spawning - /// - /// # Returns - /// Reference to the spawner if available, None if no spawner is configured - fn spawner(&self) -> Option<&Self::Spawner>; +/// Complete runtime trait bundle +pub trait Runtime: RuntimeAdapter + TimeOps + Logger + Spawn { + fn runtime_info(&self) -> RuntimeInfo where Self: Sized { + RuntimeInfo { name: Self::runtime_name() } + } } -/// Information about a runtime adapter +// Auto-implement Runtime for any type with all traits +impl Runtime for T where T: RuntimeAdapter + TimeOps + Logger + Spawn {} + #[derive(Debug, Clone)] pub struct RuntimeInfo { - /// Name of the runtime (e.g., "tokio", "embassy") pub name: &'static str, - /// Whether this runtime supports dynamic spawning - pub supports_dynamic_spawn: bool, - /// Whether this runtime supports static spawning - pub supports_static_spawn: bool, -} - -/// Core trait that all AimDB services must implement -/// -/// This trait defines the essential interface for long-running services. -/// It is automatically implemented by the `#[service]` macro for service functions. -/// -/// Services receive a RuntimeContext that provides access to time, sleep, and -/// other runtime capabilities in a platform-agnostic way. -pub trait AimDbService { - /// The runtime type this service is compatible with - type Runtime: Runtime; - - /// The error type returned by this service - type Error: Send + 'static; - - /// Runs the service - this is the main service function - /// - /// Services should typically contain an infinite loop and handle their own - /// error recovery. The service should only return if it's meant to terminate. - /// - /// # Arguments - /// * `ctx` - Runtime context providing time, sleep, and other capabilities - fn run( - ctx: impl AsRef + Send + 'static, - ) -> impl Future> + Send + 'static; - - /// Get the service name for logging and debugging - fn service_name() -> &'static str; -} - -/// Simplified trait bundle for common runtime operations -/// -/// This trait bundles the most commonly needed runtime capabilities. -/// Unlike requiring both dynamic AND static spawning, this focuses on -/// the capabilities most services actually need. -/// -/// # Design Philosophy -/// -/// Services typically need either dynamic OR static spawning, not both. -/// This trait focuses on runtime adapter identification and basic capabilities. -pub trait CommonRuntimeTraits: RuntimeAdapter { - /// Whether this runtime supports dynamic spawning - fn supports_dynamic_spawning() -> bool; - - /// Whether this runtime supports static spawning - fn supports_static_spawning() -> bool; -} - -/// Unified runtime trait combining all runtime capabilities -/// -/// This trait is the primary interface for runtime-agnostic code. -/// It combines time, sleep, logging, and spawning capabilities into one cohesive interface. -/// -/// # Usage -/// -/// Services and database components should depend on this trait rather than -/// concrete adapter types. This enables testing with mock runtimes and -/// platform flexibility. -/// -/// # Example -/// -/// ```ignore -/// async fn my_service(runtime: &R) { -/// runtime.info("Service starting"); -/// let start = runtime.now(); -/// runtime.sleep(R::Duration::from_secs(1)).await; -/// let elapsed = runtime.duration_since(runtime.now(), start); -/// runtime.info("Service completed"); -/// } -/// ``` -pub trait Runtime: TimeSource + Sleeper + Logger { - /// Get type-erased runtime information - /// - /// Returns metadata about this runtime adapter including its name - /// and spawning capabilities. - fn runtime_info(&self) -> RuntimeInfo - where - Self: Sized, - { - RuntimeInfo { - name: Self::runtime_name(), - supports_dynamic_spawn: self.has_dynamic_spawn(), - supports_static_spawn: self.has_static_spawn(), - } - } - - /// Check if this runtime supports dynamic spawning - fn has_dynamic_spawn(&self) -> bool { - false - } - - /// Check if this runtime supports static spawning - fn has_static_spawn(&self) -> bool { - false - } -} - -/// Helper function to spawn a service on a dynamic runtime -/// -/// # Type Parameters -/// * `S` - The service type to spawn -/// * `R` - The runtime adapter type -/// -/// # Arguments -/// * `adapter` - The runtime adapter instance -/// * `context` - Runtime context to pass to the service -/// -/// # Returns -/// `Ok(())` if spawning succeeded, error otherwise -pub fn spawn_service_dynamic( - adapter: &R, - context: Ctx, -) -> ExecutorResult>> -where - S: AimDbService, - R: SpawnDynamically + Runtime, - Ctx: AsRef + Send + 'static, -{ - adapter.spawn(S::run(context)) } -/// Helper function to spawn a service on a static runtime -/// -/// # Type Parameters -/// * `S` - The service type to spawn -/// * `R` - The runtime adapter type -/// -/// # Arguments -/// * `adapter` - The runtime adapter instance -/// -/// # Returns -/// `Ok(())` if spawning succeeded, error otherwise -/// -/// # Note -/// Static spawning requires compile-time task definitions (e.g., Embassy tasks). -/// The service macro handles this automatically. -pub fn spawn_service_static(_adapter: &R) -> ExecutorResult<()> -where - S: AimDbService, - R: SpawnStatically + Runtime, -{ - // Static spawning is handled by the macro-generated Embassy task - // This is just a placeholder that will be called by the macro - Err(ExecutorError::RuntimeUnavailable { - #[cfg(feature = "std")] - message: "Static spawning must be done through macro-generated Embassy tasks".to_string(), - #[cfg(not(feature = "std"))] - message: "Static spawning must be done through macro-generated Embassy tasks", - }) -} +// ============================================================================ +// Compatibility Aliases (for migration) +// ============================================================================ -/// Dynamic runtime trait for runtimes that support dynamic task spawning -/// -/// This is the trait bundle most std-environment runtimes will implement. -pub trait DynamicRuntimeTraits: RuntimeAdapter + SpawnDynamically + CommonRuntimeTraits {} +/// OLD: TimeSource - now use TimeOps +pub trait TimeSource: TimeOps {} +impl TimeSource for T {} -// Auto-implement for dynamic runtimes -impl DynamicRuntimeTraits for T where T: RuntimeAdapter + SpawnDynamically + CommonRuntimeTraits {} - -/// Static runtime trait for runtimes that require compile-time task definition -/// -/// This is the trait bundle most no_std embedded runtimes will implement. -pub trait StaticRuntimeTraits: RuntimeAdapter + SpawnStatically + CommonRuntimeTraits {} - -// Auto-implement for static runtimes -impl StaticRuntimeTraits for T where T: RuntimeAdapter + SpawnStatically + CommonRuntimeTraits {} - -/// Trait for adapters that support delayed task spawning -/// -/// This trait provides the capability to spawn tasks that begin execution -/// after a specified delay, useful for scheduling and timing-based operations. -pub trait DelayCapableAdapter: RuntimeAdapter { - /// Type representing a duration for this runtime - type Duration; - - /// Spawns a task that begins execution after the specified delay - /// - /// This method combines task spawning with delay scheduling, allowing - /// tasks to be queued for future execution. - /// - /// # Arguments - /// * `task` - The async task to spawn after the delay - /// * `delay` - How long to wait before starting task execution - /// - /// # Returns - /// `ExecutorResult` where T is the task's success type - /// - /// # Errors - /// - Task spawn failures converted to `ExecutorError` - /// - Delay/timing errors from the runtime - /// - Any error propagated from the delayed task - fn spawn_delayed_task( - &self, - task: F, - delay: Self::Duration, - ) -> impl Future> + Send - where - F: Future> + Send + 'static, - T: Send + 'static; -} +/// OLD: Sleeper - now part of TimeOps +pub trait Sleeper: TimeOps {} +impl Sleeper for T {} diff --git a/aimdb-macros/Cargo.toml b/aimdb-macros/Cargo.toml index e554e224..6d78b201 100644 --- a/aimdb-macros/Cargo.toml +++ b/aimdb-macros/Cargo.toml @@ -3,7 +3,7 @@ name = "aimdb-macros" version = "0.1.0" edition = "2021" authors = ["AimDB Contributors"] -description = "Procedural macros for AimDB runtime abstractions" +description = "Procedural macros for AimDB" license = "MIT OR Apache-2.0" repository = "https://github.com/aimdb-dev/aimdb" keywords = ["database", "async", "embedded", "no-std", "macros"] diff --git a/aimdb-macros/src/lib.rs b/aimdb-macros/src/lib.rs index 01d07ce6..4b21556e 100644 --- a/aimdb-macros/src/lib.rs +++ b/aimdb-macros/src/lib.rs @@ -1,94 +1,6 @@ //! AimDB Procedural Macros //! -//! This crate provides procedural macros for AimDB, enabling runtime-agnostic -//! service declarations that work across both Embassy (no_std/embedded) and -//! Tokio (std) environments. +//! This crate is currently empty as AimDB has been simplified to use +//! direct spawning patterns instead of procedural macros. //! -//! # Features -//! -//! - **`#[service]`**: Declares long-running async services that compile for both runtimes -//! - **Runtime Detection**: Automatically generates appropriate code for Embassy vs Tokio -//! - **Zero Runtime Cost**: All macro expansion happens at compile time -//! - **Feature-Gated**: Different code generation based on enabled features -//! -//! # Usage -//! -//! ```rust,ignore -//! use aimdb_core::service; -//! -//! #[service] -//! async fn my_service() -> aimdb_core::DbResult<()> { -//! loop { -//! // Service implementation -//! aimdb_core::sleep(Duration::from_secs(1)).await; -//! } -//! } -//! ``` - -use proc_macro::TokenStream; -use syn::{parse_macro_input, ItemFn}; - -mod service; - -/// Declares a long-running async service that works across Embassy and Tokio runtimes -/// -/// This macro transforms an async function into a service that can be spawned -/// on either Embassy (embedded) or Tokio (std) runtimes, depending on the -/// enabled features. -/// -/// # Code Generation -/// -/// The macro generates different code depending on the target runtime: -/// -/// ## Embassy (no_std) Target -/// - Adds `#[embassy_executor::task]` attribute for proper task spawning -/// - Generates Embassy-compatible spawn function -/// - Uses `no_std` compatible error handling -/// -/// ## Tokio (std) Target -/// - Generates Tokio spawn wrapper -/// - Uses `std::thread::spawn` compatible signatures -/// - Includes proper error propagation -/// -/// # Example -/// -/// ```rust,ignore -/// use aimdb_core::service; -/// use aimdb_core::{DbResult, sleep}; -/// -/// #[service] -/// async fn data_processor() -> DbResult<()> { -/// loop { -/// // Process data every second -/// println!("Processing data..."); -/// sleep(Duration::from_secs(1)).await; -/// } -/// } -/// -/// // Generated code enables: -/// // Embassy: data_processor_task::spawn(&spawner); -/// // Tokio: data_processor_spawn().await?; -/// ``` -/// -/// # Requirements -/// -/// The service function must: -/// - Be `async` -/// - Return `aimdb_core::DbResult<()>` or compatible type -/// - Use only runtime-agnostic APIs from `aimdb_core` -/// -/// # Feature Detection -/// -/// The macro detects the target runtime through feature flags: -/// - `embassy-runtime`: Generates Embassy task code -/// - `tokio-runtime`: Generates Tokio spawn code -/// - No features: Generates minimal compatibility shims -#[proc_macro_attribute] -pub fn service(_args: TokenStream, input: TokenStream) -> TokenStream { - let input_fn = parse_macro_input!(input as ItemFn); - match service::expand_service_macro(input_fn) { - Ok(tokens) => tokens.into(), - Err(err) => err.to_compile_error().into(), - } -} diff --git a/aimdb-macros/src/service.rs b/aimdb-macros/src/service.rs deleted file mode 100644 index 2a68b3bc..00000000 --- a/aimdb-macros/src/service.rs +++ /dev/null @@ -1,150 +0,0 @@ -//! Service Macro Implementation - Clean Runtime-Agnostic Version -//! -//! Generates a simple struct implementing the AimDbService trait. -//! Services are generic over any Runtime implementation, enabling: -//! - Testing with MockRuntime -//! - Runtime flexibility (Tokio, Embassy, custom) -//! - Clean separation of service logic from spawning mechanism -//! -//! The macro only handles service definition. Spawning is delegated to -//! adapter-specific helper methods, keeping runtime concerns isolated. - -use proc_macro2::TokenStream; -use quote::{format_ident, quote}; -use syn::{ItemFn, Result}; - -/// Convert snake_case to PascalCase -fn to_pascal_case(s: &str) -> String { - s.split('_') - .filter(|word| !word.is_empty()) - .map(|word| { - let mut chars = word.chars(); - match chars.next() { - None => String::new(), - Some(first) => first.to_uppercase().collect::() + chars.as_str(), - } - }) - .collect() -} - -/// Expand the #[service] macro into a clean service implementation -/// -/// This generates: -/// 1. Original function (for direct calls if needed) -/// 2. A zero-sized struct named after the service -/// 3. Runtime-specific spawning methods -/// -/// The generated service is generic over any Runtime implementation. -pub fn expand_service_macro(input_fn: ItemFn) -> Result { - let fn_name = &input_fn.sig.ident; - let fn_vis = &input_fn.vis; - let fn_body = &input_fn.block; - let fn_attrs = &input_fn.attrs; - - // Extract function generics (e.g., ) - let fn_generics = &input_fn.sig.generics; - - // Extract the RuntimeContext parameter - // We expect: ctx: RuntimeContext where R is generic - let ctx_param = input_fn.sig.inputs.first().ok_or_else(|| { - syn::Error::new_spanned( - &input_fn.sig, - "Service function must have a RuntimeContext parameter", - ) - })?; - - // Convert function name to PascalCase for struct name - let fn_name_str = fn_name.to_string(); - let pascal_case_name = to_pascal_case(&fn_name_str); - let service_struct_name = syn::Ident::new(&pascal_case_name, fn_name.span()); - - // Create unique embassy task wrapper name for this service - let embassy_task_name = format_ident!("{}_embassy_task", fn_name); - - Ok(quote! { - // Original function (preserved for direct calls if needed) - // Retains all generic parameters from the original definition - #(#fn_attrs)* - #fn_vis async fn #fn_name #fn_generics (#ctx_param) -> aimdb_core::DbResult<()> #fn_body - - // Service implementation struct - #[derive(Debug, Clone, Copy)] - pub struct #service_struct_name; - - impl #service_struct_name { - /// Spawn this service on a runtime that supports dynamic spawning (e.g., Tokio) - /// - /// # Type Parameters - /// * `R` - The runtime type (must implement Runtime + SpawnDynamically) - /// - /// # Arguments - /// * `runtime` - The runtime instance to spawn on - /// - /// # Returns - /// A join handle to the spawned service, or an error if spawning failed - #[cfg(feature = "tokio-runtime")] - pub fn spawn_tokio( - runtime: &aimdb_tokio_adapter::TokioAdapter, - ) -> aimdb_executor::ExecutorResult>> { - use aimdb_executor::SpawnDynamically; - let ctx = aimdb_core::RuntimeContext::from_runtime(runtime.clone()); - runtime.spawn(#fn_name(ctx)) - } - - /// Spawn this service on Embassy runtime (requires static task definition) - /// - /// This spawns the service as an Embassy task, using the spawner contained - /// within the adapter. The adapter must have been created with a spawner. - /// - /// # Arguments - /// * `adapter` - A static reference to the Embassy adapter with spawner - /// - /// # Returns - /// Ok(()) if spawning succeeded, or an error if the spawner is unavailable - #[cfg(feature = "embassy-runtime")] - pub fn spawn_embassy( - adapter: &'static aimdb_embassy_adapter::EmbassyAdapter, - ) -> aimdb_executor::ExecutorResult<()> { - if let Some(spawner) = adapter.spawner() { - // The Embassy task wrapper is generated below with unique name - // Calling an embassy task function with parameters returns Result - // If the task pool is full (all instances already running), it returns Err - let token = #embassy_task_name(adapter) - .map_err(|_| aimdb_executor::ExecutorError::SpawnFailed { - #[cfg(feature = "std")] - message: format!("Failed to get spawn token for Embassy service: {}", stringify!(#fn_name)), - #[cfg(not(feature = "std"))] - message: "Failed to get spawn token for Embassy service" - })?; - spawner.spawn(token); - Ok(()) - } else { - Err(aimdb_executor::ExecutorError::RuntimeUnavailable { - #[cfg(feature = "std")] - message: "No Embassy spawner available".to_string(), - #[cfg(not(feature = "std"))] - message: "No Embassy spawner available" - }) - } - } - - /// Get the service name for logging and debugging - pub const fn service_name() -> &'static str { - stringify!(#fn_name) - } - } - - // Embassy task wrapper (only with embassy-runtime feature) - // Each service gets a unique task wrapper name to avoid conflicts - // The adapter must be a 'static reference because Embassy tasks require 'static lifetime - // and RuntimeContext in no_std mode requires a 'static reference to the runtime - #[cfg(feature = "embassy-runtime")] - #[embassy_executor::task] - async fn #embassy_task_name(adapter: &'static aimdb_embassy_adapter::EmbassyAdapter) { - // In no_std/embassy mode, RuntimeContext::new() expects &'static R - // This is correct - Embassy adapter is passed as &'static - let ctx = aimdb_core::RuntimeContext::new(adapter); - let _ = #fn_name(ctx).await; - } - }) -} diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs index 6f39ee49..6c0fada3 100644 --- a/aimdb-tokio-adapter/src/runtime.rs +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -5,8 +5,7 @@ use aimdb_core::{DbError, DbResult}; use aimdb_executor::{ - DelayCapableAdapter, ExecutorResult, Runtime, RuntimeAdapter, Sleeper, SpawnDynamically, - TimeSource, + ExecutorResult, Logger, RuntimeAdapter, Spawn, TimeOps, }; use core::future::Future; use std::time::{Duration, Instant}; @@ -56,17 +55,11 @@ impl TokioAdapter { /// /// # Returns /// `Ok(TokioAdapter)` - Tokio adapters are lightweight and cannot fail - /// - /// # Example - /// ```rust,no_run - /// use aimdb_tokio_adapter::TokioAdapter; - /// use aimdb_executor::RuntimeAdapter; - /// - /// let adapter = TokioAdapter::new()?; - /// # Ok::<_, aimdb_executor::ExecutorError>(()) - /// ``` pub fn new() -> ExecutorResult { - ::new() + #[cfg(feature = "tracing")] + debug!("Creating TokioAdapter"); + + Ok(Self) } /// Creates a new TokioAdapter returning DbResult for backward compatibility @@ -147,26 +140,19 @@ impl Default for TokioAdapter { #[cfg(feature = "tokio-runtime")] impl RuntimeAdapter for TokioAdapter { - fn new() -> ExecutorResult { - #[cfg(feature = "tracing")] - debug!("Creating TokioAdapter"); - - Ok(Self) - } - fn runtime_name() -> &'static str { "tokio" } } +// Implement Spawn trait for dynamic task spawning #[cfg(feature = "tokio-runtime")] -impl SpawnDynamically for TokioAdapter { - type JoinHandle = tokio::task::JoinHandle; +impl Spawn for TokioAdapter { + type SpawnToken = tokio::task::JoinHandle<()>; - fn spawn(&self, future: F) -> ExecutorResult> + fn spawn(&self, future: F) -> ExecutorResult where - F: Future + Send + 'static, - T: Send + 'static, + F: Future + Send + 'static, { #[cfg(feature = "tracing")] tracing::debug!("Spawning future on Tokio runtime"); @@ -176,61 +162,61 @@ impl SpawnDynamically for TokioAdapter { } #[cfg(feature = "tokio-runtime")] -impl DelayCapableAdapter for TokioAdapter { - type Duration = Duration; - - /// Spawns a task that begins execution after the specified delay - /// - /// This implementation uses `tokio::time::sleep` to create the delay - /// before executing the provided task. - /// - /// # Arguments - /// * `task` - The async task to spawn after the delay - /// * `delay` - How long to wait before starting task execution - /// - /// # Returns - /// `DbResult` where T is the task's success type - /// - /// # Example - /// ```rust,no_run - /// use aimdb_tokio_adapter::TokioAdapter; - /// use aimdb_executor::{DelayCapableAdapter, ExecutorResult}; - /// use std::time::Duration; - /// - /// # #[tokio::main] - /// # async fn main() -> ExecutorResult<()> { - /// let adapter = TokioAdapter::new()?; - /// - /// let result = adapter.spawn_delayed_task( - /// async { Ok::(42) }, - /// Duration::from_millis(100) - /// ).await?; - /// - /// assert_eq!(result, 42); - /// # Ok(()) - /// # } - /// ``` - #[allow(clippy::manual_async_fn)] - fn spawn_delayed_task( - &self, - task: F, - delay: Self::Duration, - ) -> impl Future> + Send - where - F: Future> + Send + 'static, - T: Send + 'static, - { - async move { - tokio::time::sleep(delay).await; - task.await - } - } -} +// impl DelayCapableAdapter for TokioAdapter { +// type Duration = Duration; +// +// /// Spawns a task that begins execution after the specified delay +// /// +// /// This implementation uses `tokio::time::sleep` to create the delay +// /// before executing the provided task. +// /// +// /// # Arguments +// /// * `task` - The async task to spawn after the delay +// /// * `delay` - How long to wait before starting task execution +// /// +// /// # Returns +// /// `DbResult` where T is the task's success type +// /// +// /// # Example +// /// ```rust,no_run +// /// use aimdb_tokio_adapter::TokioAdapter; +// /// use aimdb_executor::{DelayCapableAdapter, ExecutorResult}; +// /// use std::time::Duration; +// /// +// /// # #[tokio::main] +// /// # async fn main() -> ExecutorResult<()> { +// /// let adapter = TokioAdapter::new()?; +// /// +// /// let result = adapter.spawn_delayed_task( +// /// async { Ok::(42) }, +// /// Duration::from_millis(100) +// /// ).await?; +// /// +// /// assert_eq!(result, 42); +// /// # Ok(()) +// /// # } +// /// ``` +// #[allow(clippy::manual_async_fn)] +// fn spawn_delayed_task( +// &self, +// task: F, +// delay: Self::Duration, +// ) -> impl Future> + Send +// where +// F: Future> + Send + 'static, +// T: Send + 'static, +// { +// async move { +// tokio::time::sleep(delay).await; +// task.await +// } +// } +// } // New unified Runtime trait implementations #[cfg(feature = "tokio-runtime")] -impl TimeSource for TokioAdapter { +impl TimeOps for TokioAdapter { type Instant = Instant; type Duration = Duration; @@ -257,17 +243,14 @@ impl TimeSource for TokioAdapter { fn micros(&self, micros: u64) -> Self::Duration { Duration::from_micros(micros) } -} -#[cfg(feature = "tokio-runtime")] -impl Sleeper for TokioAdapter { - fn sleep(&self, duration: ::Duration) -> impl Future + Send { + fn sleep(&self, duration: Self::Duration) -> impl Future + Send { tokio::time::sleep(duration) } } #[cfg(feature = "tokio-runtime")] -impl aimdb_executor::Logger for TokioAdapter { +impl Logger for TokioAdapter { fn info(&self, message: &str) { println!("ℹ️ {}", message); } @@ -288,13 +271,4 @@ impl aimdb_executor::Logger for TokioAdapter { } } -#[cfg(feature = "tokio-runtime")] -impl Runtime for TokioAdapter { - fn has_dynamic_spawn(&self) -> bool { - true - } - - fn has_static_spawn(&self) -> bool { - false - } -} +// Runtime trait is auto-implemented when RuntimeAdapter + TimeOps + Logger + Spawn are implemented diff --git a/examples/embassy-runtime-demo/Cargo.toml b/examples/embassy-runtime-demo/Cargo.toml index 9d4c66ea..c144e6f0 100644 --- a/examples/embassy-runtime-demo/Cargo.toml +++ b/examples/embassy-runtime-demo/Cargo.toml @@ -23,7 +23,7 @@ aimdb-embassy-adapter = { path = "../../aimdb-embassy-adapter", default-features aimdb-executor = { path = "../../aimdb-executor", default-features = false, features = [ "embassy-types", ] } -aimdb-macros = { path = "../../aimdb-macros" } +# aimdb-macros = { path = "../../aimdb-macros" } # No longer used aimdb-examples-shared = { path = "../shared", default-features = false, features = [ "embassy-runtime", ] } diff --git a/examples/embassy-runtime-demo/src/main.rs b/examples/embassy-runtime-demo/src/main.rs index 7b06f383..bf12f787 100644 --- a/examples/embassy-runtime-demo/src/main.rs +++ b/examples/embassy-runtime-demo/src/main.rs @@ -3,13 +3,8 @@ //! Example demonstrating full AimDB service integration with Embassy runtime -use aimdb_core::{DatabaseSpec, RuntimeContext, service}; -// Note: DbResult appears unused because the #[service] macro rewrites it to aimdb_core::DbResult -// but it's needed for the source code to be readable -#[allow(unused_imports)] -use aimdb_core::DbResult; +use aimdb_core::{DatabaseSpec, RuntimeContext}; use aimdb_embassy_adapter::{EmbassyAdapter, new_database}; -use aimdb_executor::Runtime; use defmt::*; use embassy_executor::Spawner; use embassy_stm32::gpio::{Level, Output, Speed}; @@ -21,15 +16,23 @@ use {defmt_rtt as _, panic_probe as _}; #[global_allocator] static ALLOCATOR: embedded_alloc::LlffHeap = embedded_alloc::LlffHeap::empty(); -// Wrap shared service implementations with #[service] macro for adapter-specific spawning -#[service] -async fn data_processor_service(ctx: RuntimeContext) -> DbResult<()> { - aimdb_examples_shared::data_processor_service(ctx).await +// Plain Embassy tasks - no #[service] macro! +// These wrap the shared implementations for clean separation + +#[embassy_executor::task] +async fn data_processor_task(adapter: &'static EmbassyAdapter) { + let ctx = RuntimeContext::new(adapter); + if let Err(e) = aimdb_examples_shared::data_processor_service(ctx).await { + error!("Data processor error: {:?}", defmt::Debug2Format(&e)); + } } -#[service] -async fn monitoring_service(ctx: RuntimeContext) -> DbResult<()> { - aimdb_examples_shared::monitoring_service(ctx).await +#[embassy_executor::task] +async fn monitoring_task(adapter: &'static EmbassyAdapter) { + let ctx = RuntimeContext::new(adapter); + if let Err(e) = aimdb_examples_shared::monitoring_service(ctx).await { + error!("Monitoring service error: {:?}", defmt::Debug2Format(&e)); + } } #[embassy_executor::main] @@ -59,13 +62,14 @@ async fn main(spawner: Spawner) { // Setup LED for visual feedback let mut led = Output::new(p.PB0, Level::High, Speed::Low); - info!("🎯 Spawning services via EmbassyAdapter:"); + info!("🎯 Spawning services - Embassy style:"); - let adapter = db.adapter(); + let adapter_ref = db.adapter(); - // Spawn services using the new clean API (spawner is already captured by adapter) - let _handle1 = DataProcessorService::spawn_embassy(adapter).unwrap(); - let _handle2 = MonitoringService::spawn_embassy(adapter).unwrap(); + // Spawn services using Embassy tasks - simple and direct! + // No macro-generated methods, just plain Embassy spawning + spawner.spawn(data_processor_task(adapter_ref).ok().unwrap()); + spawner.spawn(monitoring_task(adapter_ref).ok().unwrap()); info!("⚡ Services spawned successfully!"); @@ -80,9 +84,6 @@ async fn main(spawner: Spawner) { } info!("🎉 All services completed successfully!"); - info!("🔍 Service names:"); - info!(" - {}", DataProcessorService::service_name()); - info!(" - {}", MonitoringService::service_name()); // Keep LED on to signal completion led.set_high(); diff --git a/examples/shared/src/lib.rs b/examples/shared/src/lib.rs index d9d77374..a970fd60 100644 --- a/examples/shared/src/lib.rs +++ b/examples/shared/src/lib.rs @@ -3,8 +3,6 @@ //! These services are runtime-agnostic and can be used with any Runtime implementation //! (TokioAdapter, EmbassyAdapter, etc.) //! -//! These are plain async functions that can be wrapped with the #[service] macro -//! in the consuming crate. #![cfg_attr(not(feature = "std"), no_std)] diff --git a/examples/tokio-runtime-demo/Cargo.toml b/examples/tokio-runtime-demo/Cargo.toml index 2bb3ad99..ae445db6 100644 --- a/examples/tokio-runtime-demo/Cargo.toml +++ b/examples/tokio-runtime-demo/Cargo.toml @@ -25,7 +25,7 @@ aimdb-tokio-adapter = { path = "../../aimdb-tokio-adapter", features = [ "tokio-runtime", "tracing", ] } -aimdb-macros = { path = "../../aimdb-macros", features = ["tokio-runtime"] } +# aimdb-macros = { path = "../../aimdb-macros", features = ["tokio-runtime"] } # No longer used # Tokio runtime tokio = { workspace = true, features = ["full"] } diff --git a/examples/tokio-runtime-demo/src/main.rs b/examples/tokio-runtime-demo/src/main.rs index 58443ea7..b124fe6e 100644 --- a/examples/tokio-runtime-demo/src/main.rs +++ b/examples/tokio-runtime-demo/src/main.rs @@ -1,21 +1,15 @@ //! Example demonstrating full AimDB service integration with RuntimeContext -use aimdb_core::{service, DatabaseSpec, RuntimeContext}; -// Note: DbResult appears unused because the #[service] macro rewrites it to aimdb_core::DbResult -// but it's needed for the source code to be readable -#[allow(unused_imports)] -use aimdb_core::DbResult; +use aimdb_core::{DatabaseSpec, RuntimeContext, DbResult, Spawn}; use aimdb_executor::Runtime; use aimdb_tokio_adapter::{new_database, TokioAdapter}; use std::time::Duration; -// Wrap shared service implementations with #[service] macro for adapter-specific spawning -#[service] +// These wrap the shared implementations for clean separation async fn data_processor_service(ctx: RuntimeContext) -> DbResult<()> { aimdb_examples_shared::data_processor_service(ctx).await } -#[service] async fn monitoring_service(ctx: RuntimeContext) -> DbResult<()> { aimdb_examples_shared::monitoring_service(ctx).await } @@ -31,13 +25,25 @@ async fn main() -> DbResult<()> { println!("✅ AimDB database created successfully"); // Run services using the new clean API - println!("\n🎯 Spawning services via TokioAdapter:"); + println!("\n🎯 Spawning services - simple and explicit:"); let adapter = db.adapter(); - - // Spawn services using the new clean API - let _handle1 = DataProcessorService::spawn_tokio(adapter)?; - let _handle2 = MonitoringService::spawn_tokio(adapter)?; + let ctx1 = RuntimeContext::from_runtime(adapter.clone()); + let ctx2 = RuntimeContext::from_runtime(adapter.clone()); + + // Spawn services directly - no macro-generated methods! + // This is MUCH simpler: just call adapter.spawn() with the service future + let _handle1 = adapter.spawn(async move { + if let Err(e) = data_processor_service(ctx1).await { + eprintln!("Data processor error: {:?}", e); + } + }).map_err(|e| aimdb_core::DbError::from(e))?; + + let _handle2 = adapter.spawn(async move { + if let Err(e) = monitoring_service(ctx2).await { + eprintln!("Monitoring service error: {:?}", e); + } + }).map_err(|e| aimdb_core::DbError::from(e))?; println!("\n⚡ Services spawned successfully!"); @@ -45,9 +51,5 @@ async fn main() -> DbResult<()> { tokio::time::sleep(Duration::from_secs(2)).await; println!("\n🎉 All services completed successfully!"); - println!("🔍 Service names:"); - println!(" - {}", DataProcessorService::service_name()); - println!(" - {}", MonitoringService::service_name()); - Ok(()) } From 85f8b7a7926db262cde34a8d1bd797330755f544 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Thu, 9 Oct 2025 20:05:04 +0000 Subject: [PATCH 54/65] Refactor AimDB database and adapter implementations for unified builder API and improved service spawning --- aimdb-core/src/database.rs | 264 +++++++++++---------- aimdb-core/src/lib.rs | 24 +- aimdb-core/src/runtime.rs | 4 +- aimdb-embassy-adapter/src/database.rs | 268 ++++------------------ aimdb-embassy-adapter/src/lib.rs | 11 +- aimdb-embassy-adapter/src/runtime.rs | 2 +- aimdb-executor/src/lib.rs | 22 +- aimdb-macros/src/lib.rs | 1 - aimdb-tokio-adapter/src/database.rs | 97 ++++---- aimdb-tokio-adapter/src/lib.rs | 4 +- aimdb-tokio-adapter/src/runtime.rs | 7 +- examples/embassy-runtime-demo/src/main.rs | 25 +- examples/tokio-runtime-demo/src/main.rs | 36 +-- 13 files changed, 304 insertions(+), 461 deletions(-) diff --git a/aimdb-core/src/database.rs b/aimdb-core/src/database.rs index dbd93adf..a0f866e5 100644 --- a/aimdb-core/src/database.rs +++ b/aimdb-core/src/database.rs @@ -3,43 +3,25 @@ //! This module provides the core database implementation for AimDB, supporting async //! in-memory storage with real-time synchronization across MCU → edge → cloud environments. -use crate::{DbResult, RuntimeAdapter}; - -/// Core trait for runnable databases - must be implemented by adapter-specific database types -/// to provide their own runtime-specific `run()` implementations. -pub trait Runnable { - /// Runs the database main loop - /// - /// This method starts the database runtime and keeps it running indefinitely. - /// It handles events, manages services and coordinates record operations. - /// - /// # Returns - /// Never returns - runs indefinitely - fn run(self) -> impl core::future::Future + Send; -} +use crate::{DbError, DbResult, RuntimeAdapter, RuntimeContext}; +use aimdb_executor::Spawn; #[cfg(not(feature = "std"))] extern crate alloc; #[cfg(not(feature = "std"))] -use alloc::{boxed::Box, collections::BTreeMap, string::String, vec::Vec}; +use alloc::{collections::BTreeMap, string::String, vec::Vec}; #[cfg(feature = "std")] -use std::{boxed::Box, collections::BTreeMap, string::String, vec::Vec}; - -/// Service registration function type -/// -/// This type represents a closure that registers a service with a database instance. -/// The closure receives a reference to the database and can spawn services as needed. -pub type ServiceRegistrationFn = Box) + Send + 'static>; +use std::{collections::BTreeMap, string::String, vec::Vec}; /// Database specification /// /// This struct holds the configuration for creating a database instance. /// It is runtime-agnostic and works with any RuntimeAdapter implementation. +#[allow(dead_code)] // Used by adapter crates pub struct DatabaseSpec { - records: Vec, - services: Vec>, + pub(crate) records: Vec, _phantom: core::marker::PhantomData, } @@ -54,9 +36,11 @@ impl DatabaseSpec { } /// Builder for database specifications +/// +/// This builder provides a fluent API for configuring databases. +/// Runtime-specific build methods are implemented in adapter crates. pub struct DatabaseSpecBuilder { records: Vec, - services: Vec>, _phantom: core::marker::PhantomData, } @@ -65,7 +49,6 @@ impl DatabaseSpecBuilder { fn new() -> Self { Self { records: Vec::new(), - services: Vec::new(), _phantom: core::marker::PhantomData, } } @@ -85,42 +68,16 @@ impl DatabaseSpecBuilder { self } - /// Adds a service to the database specification - /// - /// Services are registered as closures that configure how they should - /// be spawned when the database is initialized. - /// - /// # Arguments - /// * `service_fn` - A closure that configures the service + /// Internal method to convert builder to spec /// - /// # Returns - /// Self for method chaining - pub fn service(mut self, service_fn: F) -> Self - where - F: FnOnce(&Database) + Send + 'static, - { - #[cfg(feature = "tracing")] - tracing::debug!("Registering service function"); - - self.services.push(Box::new(service_fn)); - self - } - - /// Builds the final database specification - /// - /// # Returns - /// A database specification ready for use in database initialization - pub fn build(self) -> DatabaseSpec { + /// This is used by adapter-specific build methods. + #[allow(dead_code)] // Used by adapter crates + pub fn into_spec(self) -> DatabaseSpec { #[cfg(feature = "tracing")] - tracing::info!( - "Building database spec with {} records and {} services", - self.records.len(), - self.services.len() - ); + tracing::info!("Building database spec with {} records", self.records.len()); DatabaseSpec { records: self.records, - services: self.services, _phantom: core::marker::PhantomData, } } @@ -128,33 +85,38 @@ impl DatabaseSpecBuilder { /// AimDB Database implementation /// -/// Provides a runtime-agnostic database implementation that uses a RuntimeAdapter -/// for runtime-specific operations like task spawning and timing. +/// Provides a runtime-agnostic database implementation that acts as a service +/// orchestrator, managing records and spawned services. /// /// # Design Philosophy /// /// - **Runtime Agnostic**: Core behavior doesn't depend on specific runtimes /// - **Async First**: All operations are async for consistency +/// - **Service Orchestration**: Actually manages spawned services /// - **Error Handling**: Comprehensive error propagation -/// - **Service Management**: Integrated service spawning capabilities /// /// # Usage /// /// ```rust,no_run -/// # async fn example(adapter: A) { -/// use aimdb_core::{Database, DatabaseSpec}; +/// # #[cfg(feature = "tokio-runtime")] +/// # { +/// use aimdb_core::Database; +/// use aimdb_tokio_adapter::TokioAdapter; /// -/// let spec = DatabaseSpec::builder() +/// # #[tokio::main] +/// # async fn main() -> aimdb_core::DbResult<()> { +/// let db = Database::::builder() /// .record("sensors") /// .record("metrics") -/// .build(); +/// .build()?; /// -/// let db = Database::new(adapter, spec); -/// let sensors = db.record("sensors"); -/// -/// // Note: To run the database, use adapter-specific implementations: -/// // - For Embassy: aimdb_embassy_adapter::embassy::init(spawner, spec) -/// // - For Tokio: aimdb_tokio_adapter::tokio::init(spec) +/// // Spawn services +/// let ctx = db.context(); +/// db.spawn(async move { +/// // Service implementation +/// })?; +/// # Ok(()) +/// # } /// # } /// ``` pub struct Database { @@ -163,21 +125,41 @@ pub struct Database { } impl Database { - /// Creates a new database instance with the given adapter and specification + /// Creates a new database builder /// - /// # Arguments - /// * `adapter` - Runtime adapter for async operations - /// * `spec` - Database specification defining records and services + /// Use this to start configuring a database. The builder provides + /// runtime-specific build methods in the adapter crates. /// /// # Returns - /// A configured database ready for use + /// A builder for constructing database specifications + /// + /// # Example + /// ```rust,no_run + /// # #[cfg(feature = "tokio-runtime")] + /// # { + /// use aimdb_core::Database; + /// use aimdb_tokio_adapter::TokioAdapter; + /// + /// # async fn example() -> aimdb_core::DbResult<()> { + /// let db = Database::::builder() + /// .record("sensors") + /// .build()?; + /// # Ok(()) + /// # } + /// # } + /// ``` + pub fn builder() -> DatabaseSpecBuilder { + DatabaseSpecBuilder::new() + } + + /// Internal constructor for creating a database from a spec + /// + /// This is called by adapter-specific build methods and should not + /// be used directly. + #[allow(dead_code)] // Used by adapter crates pub fn new(adapter: A, spec: DatabaseSpec) -> Self { #[cfg(feature = "tracing")] - tracing::info!( - "Initializing database with {} records and {} services", - spec.records.len(), - spec.services.len() - ); + tracing::info!("Initializing database with {} records", spec.records.len()); let mut records = BTreeMap::new(); @@ -189,17 +171,7 @@ impl Database { records.insert(record_name.clone(), Record::new(record_name)); } - let db = Self { adapter, records }; - - // Register and start services - for service_fn in spec.services { - #[cfg(feature = "tracing")] - tracing::debug!("Registering service"); - - service_fn(&db); - } - - db + Self { adapter, records } } /// Gets a record handle by name @@ -229,29 +201,91 @@ impl Database { /// Gets a reference to the runtime adapter /// - /// This allows users to access the runtime adapter directly for service spawning. - /// Services should be defined using the `#[service]` macro for proper runtime integration. + /// This allows direct access to the runtime adapter for advanced use cases. /// /// # Example /// ```rust,ignore - /// # use aimdb_core::{Database, RuntimeAdapter}; - /// # use aimdb_executor::Spawn; + /// # use aimdb_core::Database; /// # #[cfg(feature = "tokio-runtime")] /// # { + /// # async fn example(db: Database) { + /// let adapter = db.adapter(); + /// // Use adapter directly + /// # } + /// # } + /// ``` + pub fn adapter(&self) -> &A { + &self.adapter + } + + /// Creates a RuntimeContext for this database + /// + /// The context provides services with access to runtime capabilities + /// like timing and logging. /// - /// // Define a plain async service function - /// async fn my_background_task(ctx: aimdb_core::RuntimeContext) -> aimdb_core::DbResult<()> { - /// // Service implementation using the context - /// let time = ctx.time(); - /// let _ = time.now(); // Access timing capabilities + /// # Returns + /// A RuntimeContext configured for this database's runtime + /// + /// # Example + /// ```rust,ignore + /// # use aimdb_core::Database; + /// # #[cfg(feature = "tokio-runtime")] + /// # { + /// # async fn example(db: Database) { + /// let ctx = db.context(); + /// // Pass ctx to services + /// # } + /// # } + /// ``` + pub fn context(&self) -> RuntimeContext + where + A: aimdb_executor::Runtime + Clone, + { + #[cfg(feature = "std")] + { + RuntimeContext::from_arc(std::sync::Arc::new(self.adapter.clone())) + } + #[cfg(not(feature = "std"))] + { + // For no_std, we need a static reference - this would typically be handled + // by the caller storing the adapter in a static cell first + // For now, we'll document this limitation + panic!("context() not supported in no_std without static reference - use adapter() directly") + } + } +} + +// Spawn implementation for databases with spawn-capable adapters +impl Database +where + A: RuntimeAdapter + Spawn, +{ + /// Spawns a service on the database's runtime + /// + /// This method provides a unified interface for spawning services + /// across different runtime adapters. + /// + /// # Arguments + /// * `future` - The service future to spawn + /// + /// # Returns + /// `DbResult<()>` indicating whether the spawn succeeded + /// + /// # Example + /// ```rust,ignore + /// # use aimdb_core::Database; + /// # use aimdb_executor::{Runtime, Spawn}; + /// # #[cfg(feature = "tokio-runtime")] + /// # { + /// async fn my_service(ctx: aimdb_core::RuntimeContext) -> aimdb_core::DbResult<()> { + /// // Service implementation /// Ok(()) /// } /// - /// # async fn example(db: Database) -> aimdb_core::DbResult<()> { - /// // Spawn service directly using the adapter - /// let ctx = RuntimeContext::from_runtime(db.adapter().clone()); - /// db.adapter().spawn(async move { - /// if let Err(e) = my_background_task(ctx).await { + /// # async fn example(db: Database) -> aimdb_core::DbResult<()> { + /// let ctx = db.context(); + /// db.spawn(async move { + /// if let Err(e) = my_service(ctx).await { /// eprintln!("Service error: {:?}", e); /// } /// })?; @@ -259,19 +293,15 @@ impl Database { /// # } /// # } /// ``` - pub fn adapter(&self) -> &A { - &self.adapter - } + pub fn spawn(&self, future: F) -> DbResult<()> + where + F: core::future::Future + Send + 'static, + { + #[cfg(feature = "tracing")] + tracing::debug!("Spawning service on database runtime"); - /// Consumes the database and returns its components - /// - /// This is useful for adapter-specific `run()` implementations that need - /// to access both the adapter and records. - /// - /// # Returns - /// Tuple of (adapter, records) for use in adapter-specific run methods - pub fn into_parts(self) -> (A, BTreeMap) { - (self.adapter, self.records) + self.adapter.spawn(future).map_err(DbError::from)?; + Ok(()) } } diff --git a/aimdb-core/src/lib.rs b/aimdb-core/src/lib.rs index e1d05514..4ac434f1 100644 --- a/aimdb-core/src/lib.rs +++ b/aimdb-core/src/lib.rs @@ -16,27 +16,9 @@ pub mod time; pub use context::RuntimeContext; pub use error::{DbError, DbResult}; pub use runtime::{ - ExecutorError, ExecutorResult, Logger, Runtime, RuntimeAdapter, RuntimeInfo, Spawn, - Sleeper, TimeOps, TimeSource, + ExecutorError, ExecutorResult, Logger, Runtime, RuntimeAdapter, RuntimeInfo, Sleeper, Spawn, + TimeOps, TimeSource, }; // Database implementation exports -pub use database::{Database, DatabaseSpec, DatabaseSpecBuilder, Record, Runnable}; - -/// Runs a database instance -/// -/// This function provides a unified interface for running database instances -/// across different runtime environments. -/// -/// # Arguments -/// * `db` - A database instance that implements the Runnable trait -/// -/// # Example -/// ```rust,no_run -/// # async fn example(db: impl aimdb_core::Runnable) { -/// aimdb_core::run(db).await; -/// # } -/// ``` -pub async fn run(db: DB) { - db.run().await -} +pub use database::{Database, DatabaseSpec, DatabaseSpecBuilder, Record}; diff --git a/aimdb-core/src/runtime.rs b/aimdb-core/src/runtime.rs index 08955c9f..edc59cfc 100644 --- a/aimdb-core/src/runtime.rs +++ b/aimdb-core/src/runtime.rs @@ -5,8 +5,8 @@ // Re-export simplified executor traits pub use aimdb_executor::{ - ExecutorError, ExecutorResult, Logger, Runtime, RuntimeAdapter, RuntimeInfo, Spawn, - Sleeper, TimeOps, TimeSource, + ExecutorError, ExecutorResult, Logger, Runtime, RuntimeAdapter, RuntimeInfo, Sleeper, Spawn, + TimeOps, TimeSource, }; /// Convert executor errors to database errors diff --git a/aimdb-embassy-adapter/src/database.rs b/aimdb-embassy-adapter/src/database.rs index 3efe38a6..90048667 100644 --- a/aimdb-embassy-adapter/src/database.rs +++ b/aimdb-embassy-adapter/src/database.rs @@ -1,245 +1,77 @@ //! Embassy Database Implementation //! -//! This module provides the Embassy-specific database implementation that wraps -//! the core database with Embassy runtime capabilities. +//! This module provides Embassy-specific extensions to the core database, +//! including the build() method that requires an Embassy Spawner. use crate::runtime::EmbassyAdapter; -use aimdb_core::{Database, DatabaseSpec, DatabaseSpecBuilder, Record, Runnable}; +use aimdb_core::{Database, DatabaseSpec, DatabaseSpecBuilder, Record}; #[cfg(feature = "embassy-runtime")] use embassy_executor::Spawner; -/// Embassy database implementation +/// Type alias for Embassy database /// -/// This is a newtype wrapper that combines the core database implementation -/// with the Embassy runtime adapter, providing Embassy-specific functionality. -pub struct EmbassyDatabase(Database); +/// This provides a convenient type for working with databases on the Embassy runtime. +pub type EmbassyDatabase = Database; -impl EmbassyDatabase { - /// Creates a new Embassy database instance - pub fn new(adapter: EmbassyAdapter, spec: EmbassyDatabaseSpec) -> Self { - Self(Database::new(adapter, spec)) - } - - /// Gets a record handle by name - pub fn record(&self, name: &str) -> Record { - self.0.record(name) - } - - /// Gets access to the underlying adapter for service spawning - /// - /// Use this with services defined using the `#[service]` macro: - /// ```rust,no_run - /// # use aimdb_embassy_adapter::EmbassyDatabase; - /// # use aimdb_core::service; - /// - /// // Define a service using the service macro - /// #[service] - /// async fn sensor_monitor(ctx: aimdb_core::RuntimeContext) -> aimdb_core::DbResult<()> { - /// // Service implementation - /// Ok(()) - /// } - /// - /// # async fn example(db: EmbassyDatabase) -> aimdb_core::DbResult<()> { - /// // Spawn service through the generated service struct - /// SensorMonitorService::spawn_embassy(db.adapter())?; - /// # Ok(()) - /// # } - /// ``` - pub fn adapter(&self) -> &EmbassyAdapter { - self.0.adapter() - } -} - -/// Embassy database specification type alias +/// Type alias for Embassy database specification /// /// This is a convenience type for database specifications used with Embassy. pub type EmbassyDatabaseSpec = DatabaseSpec; -/// Embassy-specific database specification builder +/// Type alias for Embassy-specific database specification builder pub type EmbassyDatabaseSpecBuilder = DatabaseSpecBuilder; -/// Embassy-specific record implementation +/// Type alias for Embassy-specific record implementation pub type EmbassyRecord = Record; -/// Creates a new Embassy database instance +/// Extension trait for building Embassy databases /// -/// This function creates a database using the shared core implementation -/// with an Embassy runtime adapter that manages the provided spawner. -/// -/// # Arguments -/// * `spawner` - The Embassy spawner for task management -/// * `spec` - Database specification defining records and services -/// -/// # Returns -/// A configured Embassy database ready for use -/// -/// # Example -/// ```rust,no_run -/// # #[cfg(all(not(feature = "std"), feature = "embassy-runtime"))] -/// # { -/// use embassy_executor::Spawner; -/// use aimdb_embassy_adapter::{new_database, EmbassyDatabaseSpec}; -/// -/// #[embassy_executor::main] -/// async fn main(spawner: Spawner) { -/// let spec = EmbassyDatabaseSpec::builder() -/// .record("sensors") -/// .build(); -/// -/// let db = new_database(spawner, spec); -/// aimdb_core::run(db).await; -/// } -/// # } -/// ``` +/// This trait adds a build() method to DatabaseSpecBuilder +/// that requires a Spawner, reflecting Embassy's runtime requirements. #[cfg(feature = "embassy-runtime")] -pub fn new_database(spawner: Spawner, spec: EmbassyDatabaseSpec) -> EmbassyDatabase { - #[cfg(feature = "tracing")] - tracing::info!("Creating Embassy database with core implementation"); - - // Create the Embassy adapter that will manage the spawner - let adapter = EmbassyAdapter::new_with_spawner(spawner); - - // Use the Embassy database wrapper - EmbassyDatabase::new(adapter, spec) -} - -/// Initializes Embassy database from a generic core specification -/// -/// This function provides the clean initialization API that converts a generic -/// `DatabaseSpec` to an Embassy-specific implementation. This is the recommended -/// way to create Embassy databases from generic specifications. -/// -/// # Arguments -/// * `spawner` - The Embassy spawner for task management -/// * `spec` - Generic database specification from aimdb-core -/// -/// # Returns -/// A configured Embassy database ready for use -/// -/// # Example -/// ```rust,no_run -/// #![no_std] -/// #![no_main] -/// use embassy_executor::Spawner; -/// use aimdb_core::DatabaseSpec; -/// use aimdb_embassy_adapter::database; -/// -/// #[embassy_executor::main] -/// async fn main(spawner: Spawner) { -/// let spec = DatabaseSpec::builder() -/// .record("temperature") -/// .build(); -/// -/// let db = database::init(spawner, spec); -/// // Note: Use adapter-specific run implementation -/// } -/// ``` -/// A configured Embassy database ready for use with `aimdb_core::run()` -/// -/// # Example -/// ```rust,no_run -/// # #[cfg(all(not(feature = "std"), feature = "embassy-runtime"))] -/// # { -/// use embassy_executor::Spawner; -/// use aimdb_core::DatabaseSpec; -/// use aimdb_embassy_adapter::embassy; -/// -/// #[embassy_executor::main] -/// async fn main(spawner: Spawner) { -/// let spec = DatabaseSpec::builder() -/// .record("sensors") -/// .service(|db| { -/// let rec = db.record("sensors"); -/// // Service spawning logic here -/// }) -/// .build(); -/// -/// let db = embassy::init(spawner, spec); -/// aimdb_core::run(db).await; -/// } -/// # } -/// ``` -#[cfg(feature = "embassy-runtime")] -pub fn init( - spawner: Spawner, - spec: aimdb_core::DatabaseSpec, -) -> EmbassyDatabase { - #[cfg(feature = "tracing")] - tracing::info!("Embassy initialization from generic DatabaseSpec"); - - // Convert the generic specification to Embassy-specific - let embassy_spec = convert_spec_to_embassy(spec); - - // Create the Embassy adapter with spawner - let adapter = EmbassyAdapter::new_with_spawner(spawner); - - // Create and return the Embassy database - EmbassyDatabase::new(adapter, embassy_spec) +pub trait EmbassyDatabaseBuilder { + /// Builds an Embassy database from the specification + /// + /// This method creates a new EmbassyAdapter with the provided spawner + /// and initializes the database with the configured records. + /// + /// # Arguments + /// * `spawner` - The Embassy spawner for task management + /// + /// # Returns + /// A configured Embassy database ready for use + /// + /// # Example + /// ```rust,no_run + /// # #[cfg(all(not(feature = "std"), feature = "embassy-runtime"))] + /// # { + /// use embassy_executor::Spawner; + /// use aimdb_core::Database; + /// use aimdb_embassy_adapter::{EmbassyAdapter, EmbassyDatabaseBuilder}; + /// + /// #[embassy_executor::main] + /// async fn main(spawner: Spawner) { + /// let db = Database::::builder() + /// .record("sensors") + /// .record("metrics") + /// .build(spawner); + /// + /// // Use the database + /// } + /// # } + /// ``` + fn build(self, spawner: Spawner) -> Database; } -/// Converts a generic DatabaseSpec to Embassy-specific EmbassyDatabaseSpec -/// -/// This function handles the conversion between the generic core specification -/// and the Embassy-specific implementation, preserving records and services. #[cfg(feature = "embassy-runtime")] -fn convert_spec_to_embassy( - _spec: aimdb_core::DatabaseSpec, -) -> EmbassyDatabaseSpec { - #[cfg(feature = "tracing")] - tracing::debug!("Converting generic spec to Embassy spec"); - - // TODO: Implement proper conversion that preserves: - // - All record definitions from the original spec - // - Service registration functions adapted for Embassy runtime - // - Any other configuration options - - // For now, create a basic Embassy spec - // This will be enhanced as we implement the full service system - EmbassyDatabaseSpec::builder() - .record("placeholder") // Temporary - should extract from original spec - .build() -} - -/// Embassy-specific Runnable implementation -/// -/// This provides the Embassy-specific database runtime loop that uses -/// Embassy's async primitives for timing and coordination. -impl Runnable for EmbassyDatabase { - async fn run(self) { +impl EmbassyDatabaseBuilder for DatabaseSpecBuilder { + fn build(self, spawner: Spawner) -> Database { #[cfg(feature = "tracing")] - tracing::info!("Starting Embassy database main loop"); - - let (_adapter, _records) = self.0.into_parts(); - - loop { - // Embassy-specific timing using embassy-time - #[cfg(feature = "embassy-time")] - embassy_time::Timer::after(embassy_time::Duration::from_millis(100)).await; - - // Fallback for when embassy-time is not available - #[cfg(not(feature = "embassy-time"))] - { - // Use embassy executor yield - #[cfg(feature = "embassy-runtime")] - embassy_executor::raw::yield_now().await; - - #[cfg(not(feature = "embassy-runtime"))] - { - // Minimal fallback - just return immediately - // In real embedded scenarios, embassy-time should be used - core::hint::spin_loop(); - } - } - - // TODO: Implement actual database operations: - // - Service health checking using Embassy tasks - // - Record synchronization with Embassy channels - // - Event processing with Embassy async primitives - // - Memory management suitable for embedded systems + tracing::info!("Building Embassy database with spawner"); - #[cfg(feature = "tracing")] - tracing::trace!("Embassy database loop iteration"); - } + let adapter = EmbassyAdapter::new_with_spawner(spawner); + let spec = self.into_spec(); + Database::new(adapter, spec) } } diff --git a/aimdb-embassy-adapter/src/lib.rs b/aimdb-embassy-adapter/src/lib.rs index 44b7210c..9e026bcc 100644 --- a/aimdb-embassy-adapter/src/lib.rs +++ b/aimdb-embassy-adapter/src/lib.rs @@ -83,18 +83,13 @@ pub use runtime::EmbassyAdapter; // Database implementation exports #[cfg(feature = "embassy-runtime")] pub use database::{ - EmbassyDatabase, EmbassyDatabaseSpec, EmbassyDatabaseSpecBuilder, EmbassyRecord, + EmbassyDatabase, EmbassyDatabaseBuilder, EmbassyDatabaseSpec, EmbassyDatabaseSpecBuilder, + EmbassyRecord, }; -#[cfg(feature = "embassy-runtime")] -pub use database::{init, new_database}; - -// Embassy integration functions are in the database module -// Users can import them directly or use aimdb_embassy_adapter::{init, new_database} - // Re-export core types for convenience #[cfg(not(feature = "std"))] -pub use aimdb_core::{Record, Runnable}; +pub use aimdb_core::Record; #[cfg(all(not(feature = "std"), feature = "embassy-runtime"))] pub use embassy_executor::Spawner; diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index f9732852..565d80ad 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -204,7 +204,7 @@ impl RuntimeAdapter for EmbassyAdapter { // Implement Spawn trait for Embassy (static spawning) #[cfg(feature = "embassy-runtime")] impl Spawn for EmbassyAdapter { - type SpawnToken = (); // Embassy doesn't return a handle from static spawn + type SpawnToken = (); // Embassy doesn't return a handle from static spawn fn spawn(&self, _future: F) -> ExecutorResult where diff --git a/aimdb-executor/src/lib.rs b/aimdb-executor/src/lib.rs index 71231815..08a1ac96 100644 --- a/aimdb-executor/src/lib.rs +++ b/aimdb-executor/src/lib.rs @@ -65,7 +65,9 @@ pub enum ExecutorError { /// Core runtime adapter trait - provides identity pub trait RuntimeAdapter: Send + Sync + 'static { - fn runtime_name() -> &'static str where Self: Sized; + fn runtime_name() -> &'static str + where + Self: Sized; } /// Time operations trait - enables ctx.time() accessor @@ -74,7 +76,11 @@ pub trait TimeOps: RuntimeAdapter { type Duration: Clone + Send + Sync + core::fmt::Debug + 'static; fn now(&self) -> Self::Instant; - fn duration_since(&self, later: Self::Instant, earlier: Self::Instant) -> Option; + fn duration_since( + &self, + later: Self::Instant, + earlier: Self::Instant, + ) -> Option; fn millis(&self, ms: u64) -> Self::Duration; fn secs(&self, secs: u64) -> Self::Duration; fn micros(&self, micros: u64) -> Self::Duration; @@ -93,7 +99,8 @@ pub trait Logger: RuntimeAdapter { pub trait Spawn: RuntimeAdapter { type SpawnToken: Send + 'static; fn spawn(&self, future: F) -> ExecutorResult - where F: Future + Send + 'static; + where + F: Future + Send + 'static; } // ============================================================================ @@ -102,8 +109,13 @@ pub trait Spawn: RuntimeAdapter { /// Complete runtime trait bundle pub trait Runtime: RuntimeAdapter + TimeOps + Logger + Spawn { - fn runtime_info(&self) -> RuntimeInfo where Self: Sized { - RuntimeInfo { name: Self::runtime_name() } + fn runtime_info(&self) -> RuntimeInfo + where + Self: Sized, + { + RuntimeInfo { + name: Self::runtime_name(), + } } } diff --git a/aimdb-macros/src/lib.rs b/aimdb-macros/src/lib.rs index 4b21556e..9ca40ac4 100644 --- a/aimdb-macros/src/lib.rs +++ b/aimdb-macros/src/lib.rs @@ -3,4 +3,3 @@ //! This crate is currently empty as AimDB has been simplified to use //! direct spawning patterns instead of procedural macros. //! - diff --git a/aimdb-tokio-adapter/src/database.rs b/aimdb-tokio-adapter/src/database.rs index 99f52e7c..89b86eef 100644 --- a/aimdb-tokio-adapter/src/database.rs +++ b/aimdb-tokio-adapter/src/database.rs @@ -1,72 +1,61 @@ //! Tokio Database Implementation //! -//! This module provides a simplified Tokio-specific database implementation -//! that wraps the core database with Tokio runtime capabilities. +//! This module provides Tokio-specific extensions to the core database, +//! including the build() method for easy initialization. use crate::runtime::TokioAdapter; -use aimdb_core::{Database, DatabaseSpec, DatabaseSpecBuilder, Record, Runnable}; +use aimdb_core::{Database, DatabaseSpec, DatabaseSpecBuilder, DbResult}; -/// Tokio database implementation +/// Type alias for Tokio database /// -/// A simple wrapper around the core database that provides Tokio runtime integration. -pub struct TokioDatabase(Database); +/// This provides a convenient type for working with databases on the Tokio runtime. +pub type TokioDatabase = Database; -impl TokioDatabase { - /// Creates a new Tokio database instance - pub fn new(adapter: TokioAdapter, spec: TokioDatabaseSpec) -> Self { - Self(Database::new(adapter, spec)) - } - - /// Gets a record handle by name - pub fn record(&self, name: &str) -> Record { - self.0.record(name) - } - - /// Gets access to the underlying adapter for service spawning - pub fn adapter(&self) -> &TokioAdapter { - self.0.adapter() - } -} - -/// Tokio database specification type alias +/// Type alias for Tokio database specification pub type TokioDatabaseSpec = DatabaseSpec; -/// Tokio-specific database specification builder +/// Type alias for Tokio database specification builder pub type TokioDatabaseSpecBuilder = DatabaseSpecBuilder; -/// Creates a new Tokio database instance -/// -/// # Example -/// ```rust,no_run -/// use aimdb_tokio_adapter::{new_database, TokioDatabaseSpec}; +/// Extension trait for building Tokio databases /// -/// #[tokio::main] -/// async fn main() { -/// let spec = TokioDatabaseSpec::builder().build(); -/// let db = new_database(spec).unwrap(); -/// } -/// ``` -pub fn new_database(spec: TokioDatabaseSpec) -> aimdb_core::DbResult { - #[cfg(feature = "tracing")] - tracing::info!("Creating Tokio database"); - - let adapter = TokioAdapter::new()?; - Ok(TokioDatabase::new(adapter, spec)) +/// This trait adds a build() method to DatabaseSpecBuilder, +/// enabling clean initialization syntax. +pub trait TokioDatabaseBuilder { + /// Builds a Tokio database from the specification + /// + /// This method creates a new TokioAdapter and initializes the database + /// with the configured records. + /// + /// # Returns + /// `DbResult>` - The configured database + /// + /// # Example + /// ```rust,no_run + /// use aimdb_core::Database; + /// use aimdb_tokio_adapter::{TokioAdapter, TokioDatabaseBuilder}; + /// + /// #[tokio::main] + /// async fn main() -> aimdb_core::DbResult<()> { + /// let db = Database::::builder() + /// .record("sensors") + /// .record("metrics") + /// .build()?; + /// + /// // Use the database + /// Ok(()) + /// } + /// ``` + fn build(self) -> DbResult>; } -/// Tokio-specific Runnable implementation -impl Runnable for TokioDatabase { - async fn run(self) { +impl TokioDatabaseBuilder for DatabaseSpecBuilder { + fn build(self) -> DbResult> { #[cfg(feature = "tracing")] - tracing::info!("Starting Tokio database"); - - // For now, just delegate to the core database - // TODO: Implement Tokio-specific database operations - loop { - tokio::time::sleep(std::time::Duration::from_millis(100)).await; + tracing::info!("Building Tokio database"); - #[cfg(feature = "tracing")] - tracing::trace!("Tokio database loop"); - } + let adapter = TokioAdapter::new()?; + let spec = self.into_spec(); + Ok(Database::new(adapter, spec)) } } diff --git a/aimdb-tokio-adapter/src/lib.rs b/aimdb-tokio-adapter/src/lib.rs index 2a0f9e2c..3b839ee5 100644 --- a/aimdb-tokio-adapter/src/lib.rs +++ b/aimdb-tokio-adapter/src/lib.rs @@ -76,4 +76,6 @@ pub use error::{TokioErrorConverter, TokioErrorSupport}; pub use runtime::TokioAdapter; #[cfg(feature = "tokio-runtime")] -pub use database::{new_database, TokioDatabase, TokioDatabaseSpec, TokioDatabaseSpecBuilder}; +pub use database::{ + TokioDatabase, TokioDatabaseBuilder, TokioDatabaseSpec, TokioDatabaseSpecBuilder, +}; diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs index 6c0fada3..19aa434d 100644 --- a/aimdb-tokio-adapter/src/runtime.rs +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -4,9 +4,7 @@ //! enabling async task spawning and execution in std environments using Tokio. use aimdb_core::{DbError, DbResult}; -use aimdb_executor::{ - ExecutorResult, Logger, RuntimeAdapter, Spawn, TimeOps, -}; +use aimdb_executor::{ExecutorResult, Logger, RuntimeAdapter, Spawn, TimeOps}; use core::future::Future; use std::time::{Duration, Instant}; @@ -164,7 +162,7 @@ impl Spawn for TokioAdapter { #[cfg(feature = "tokio-runtime")] // impl DelayCapableAdapter for TokioAdapter { // type Duration = Duration; -// +// // /// Spawns a task that begins execution after the specified delay // /// // /// This implementation uses `tokio::time::sleep` to create the delay @@ -214,7 +212,6 @@ impl Spawn for TokioAdapter { // } // New unified Runtime trait implementations - #[cfg(feature = "tokio-runtime")] impl TimeOps for TokioAdapter { type Instant = Instant; diff --git a/examples/embassy-runtime-demo/src/main.rs b/examples/embassy-runtime-demo/src/main.rs index bf12f787..1bd861a2 100644 --- a/examples/embassy-runtime-demo/src/main.rs +++ b/examples/embassy-runtime-demo/src/main.rs @@ -1,10 +1,10 @@ #![no_std] #![no_main] -//! Example demonstrating full AimDB service integration with Embassy runtime +//! Example demonstrating full AimDB service integration with unified API -use aimdb_core::{DatabaseSpec, RuntimeContext}; -use aimdb_embassy_adapter::{EmbassyAdapter, new_database}; +use aimdb_core::{Database, RuntimeContext}; +use aimdb_embassy_adapter::{EmbassyAdapter, EmbassyDatabaseBuilder}; use defmt::*; use embassy_executor::Spawner; use embassy_stm32::gpio::{Level, Output, Speed}; @@ -51,25 +51,28 @@ async fn main(spawner: Spawner) { let p = embassy_stm32::init(Default::default()); info!("🔧 Setting up AimDB with Embassy runtime..."); - // Create database with Embassy runtime (spawner goes first) + // Create database using the new unified builder API // Use StaticCell to make db live for 'static static DB_CELL: StaticCell = StaticCell::new(); - let spec = DatabaseSpec::::builder().build(); - let db = DB_CELL.init(new_database(spawner, spec)); + let db = DB_CELL.init( + Database::::builder() + .record("sensors") + .record("metrics") + .build(spawner), + ); info!("✅ AimDB database created successfully"); // Setup LED for visual feedback let mut led = Output::new(p.PB0, Level::High, Speed::Low); - info!("🎯 Spawning services - Embassy style:"); + info!("🎯 Spawning services with unified API:"); let adapter_ref = db.adapter(); - // Spawn services using Embassy tasks - simple and direct! - // No macro-generated methods, just plain Embassy spawning - spawner.spawn(data_processor_task(adapter_ref).ok().unwrap()); - spawner.spawn(monitoring_task(adapter_ref).ok().unwrap()); + // Spawn services using Embassy tasks + spawner.spawn(data_processor_task(adapter_ref).unwrap()); + spawner.spawn(monitoring_task(adapter_ref).unwrap()); info!("⚡ Services spawned successfully!"); diff --git a/examples/tokio-runtime-demo/src/main.rs b/examples/tokio-runtime-demo/src/main.rs index b124fe6e..eb1a2410 100644 --- a/examples/tokio-runtime-demo/src/main.rs +++ b/examples/tokio-runtime-demo/src/main.rs @@ -1,8 +1,8 @@ -//! Example demonstrating full AimDB service integration with RuntimeContext +//! Example demonstrating full AimDB service integration with unified API -use aimdb_core::{DatabaseSpec, RuntimeContext, DbResult, Spawn}; +use aimdb_core::{Database, DbResult, RuntimeContext}; use aimdb_executor::Runtime; -use aimdb_tokio_adapter::{new_database, TokioAdapter}; +use aimdb_tokio_adapter::{TokioAdapter, TokioDatabaseBuilder}; use std::time::Duration; // These wrap the shared implementations for clean separation @@ -18,32 +18,34 @@ async fn monitoring_service(ctx: RuntimeContext) -> DbResult<()> async fn main() -> DbResult<()> { println!("🔧 Setting up AimDB with Tokio runtime..."); - // Create database with Tokio runtime - let spec = DatabaseSpec::::builder().build(); - let db = new_database(spec)?; + // Create database using the new unified builder API + let db = Database::::builder() + .record("sensors") + .record("metrics") + .build()?; println!("✅ AimDB database created successfully"); - // Run services using the new clean API - println!("\n🎯 Spawning services - simple and explicit:"); + // Get runtime context for services + let ctx = db.context(); - let adapter = db.adapter(); - let ctx1 = RuntimeContext::from_runtime(adapter.clone()); - let ctx2 = RuntimeContext::from_runtime(adapter.clone()); + println!("\n🎯 Spawning services with unified API:"); - // Spawn services directly - no macro-generated methods! - // This is MUCH simpler: just call adapter.spawn() with the service future - let _handle1 = adapter.spawn(async move { + // Spawn services using the unified spawn() method + // This works the same way across both Tokio and Embassy! + let ctx1 = ctx.clone(); + db.spawn(async move { if let Err(e) = data_processor_service(ctx1).await { eprintln!("Data processor error: {:?}", e); } - }).map_err(|e| aimdb_core::DbError::from(e))?; + })?; - let _handle2 = adapter.spawn(async move { + let ctx2 = ctx.clone(); + db.spawn(async move { if let Err(e) = monitoring_service(ctx2).await { eprintln!("Monitoring service error: {:?}", e); } - }).map_err(|e| aimdb_core::DbError::from(e))?; + })?; println!("\n⚡ Services spawned successfully!"); From 1f5a447eed7d249c503807b500e32a1d379e01b4 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 10 Oct 2025 19:58:04 +0000 Subject: [PATCH 55/65] Add examples command to Makefile for building example projects --- Makefile | 22 +++++++++++++++++++--- 1 file changed, 19 insertions(+), 3 deletions(-) diff --git a/Makefile b/Makefile index 45d1bcea..894d8cf0 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ # AimDB Makefile # Simple automation for common development tasks -.PHONY: help build test clean fmt clippy doc all check test-embedded test-feature-validation +.PHONY: help build test clean fmt clippy doc all check test-embedded test-feature-validation examples .DEFAULT_GOAL := help # Colors for output @@ -18,6 +18,7 @@ help: @printf " $(YELLOW)Core Commands:$(NC)\n" @printf " build Build all components (std + embedded)\n" @printf " test Run all tests (std + embedded)\n" + @printf " examples Build all example projects\n" @printf " fmt Format code\n" @printf " clippy Run linter\n" @printf " doc Generate docs\n" @@ -55,8 +56,12 @@ test: cargo test --package aimdb-cli fmt: - @printf "$(GREEN)Formatting code...$(NC)\n" - cargo fmt --all + @printf "$(GREEN)Formatting code (workspace members only)...$(NC)\n" + @for pkg in aimdb-executor aimdb-core aimdb-embassy-adapter aimdb-tokio-adapter aimdb-macros aimdb-cli aimdb-examples-shared aimdb-tokio-demo embassy-runtime-demo producer-consumer-demo; do \ + printf "$(YELLOW) → Formatting $$pkg$(NC)\n"; \ + cargo fmt -p $$pkg 2>/dev/null || true; \ + done + @printf "$(GREEN)✓ Formatting complete!$(NC)\n" clippy: @printf "$(GREEN)Running clippy (all valid combinations)...$(NC)\n" @@ -113,6 +118,17 @@ test-feature-validation: @printf "$(GREEN) ✓ Correctly failed$(NC)\n" @printf "$(GREEN)All invalid combinations correctly rejected!$(NC)\n" +## Example projects +examples: + @printf "$(GREEN)Building all example projects...$(NC)\n" + @printf "$(YELLOW) → Building tokio-runtime-demo (native, tokio runtime)$(NC)\n" + cargo build --package aimdb-tokio-demo --features tokio-runtime + @printf "$(YELLOW) → Building producer-consumer-demo (native, tokio runtime)$(NC)\n" + cargo build --package producer-consumer-demo --features std + @printf "$(YELLOW) → Building embassy-runtime-demo (thumbv8m.main-none-eabihf, embassy runtime)$(NC)\n" + cargo build --package embassy-runtime-demo --target thumbv8m.main-none-eabihf --features embassy-runtime + @printf "$(GREEN)All examples built successfully!$(NC)\n" + ## Convenience commands check: fmt clippy test test-embedded test-feature-validation @printf "$(GREEN)Comprehensive development checks completed!$(NC)\n" From 74dc87c3a6446c94ef42afb5701aff0ba39cbd80 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 10 Oct 2025 20:17:09 +0000 Subject: [PATCH 56/65] Implement Emitter pattern for cross-record communication Enhance core library structure and exports Introduce metrics tracking for producer-consumer patterns Implement producer-consumer pattern with self-registering records Add tracked async function wrapper for automatic call tracking Develop type-safe record storage using TypeId --- aimdb-core/Cargo.toml | 6 + aimdb-core/build.rs | 16 +- aimdb-core/src/builder.rs | 477 ++++++++++++++++++++++++++++ aimdb-core/src/context.rs | 54 +++- aimdb-core/src/database.rs | 359 +++++++++------------ aimdb-core/src/emitter.rs | 212 +++++++++++++ aimdb-core/src/lib.rs | 30 +- aimdb-core/src/metrics.rs | 245 ++++++++++++++ aimdb-core/src/producer_consumer.rs | 257 +++++++++++++++ aimdb-core/src/tracked_fn.rs | 214 +++++++++++++ aimdb-core/src/typed_record.rs | 311 ++++++++++++++++++ 11 files changed, 1955 insertions(+), 226 deletions(-) create mode 100644 aimdb-core/src/builder.rs create mode 100644 aimdb-core/src/emitter.rs create mode 100644 aimdb-core/src/metrics.rs create mode 100644 aimdb-core/src/producer_consumer.rs create mode 100644 aimdb-core/src/tracked_fn.rs create mode 100644 aimdb-core/src/typed_record.rs diff --git a/aimdb-core/Cargo.toml b/aimdb-core/Cargo.toml index d7983ac9..77ec38e3 100644 --- a/aimdb-core/Cargo.toml +++ b/aimdb-core/Cargo.toml @@ -49,6 +49,12 @@ embassy-executor = { workspace = true, optional = true } tracing = { workspace = true, optional = true } metrics = { workspace = true, optional = true } +# Synchronization primitives for no_std +spin = { version = "0.9", default-features = false, features = [ + "mutex", + "spin_mutex", +] } + [dev-dependencies] # For no_std testing heapless = "0.9.1" diff --git a/aimdb-core/build.rs b/aimdb-core/build.rs index 27b30d1d..a2083083 100644 --- a/aimdb-core/build.rs +++ b/aimdb-core/build.rs @@ -18,19 +18,11 @@ fn main() { // Note: no_std is the absence of std feature, no validation needed for mutual exclusion - // Validate runtime feature combinations + // Validate runtime feature combinations (skip validation when both are enabled via --all-features for testing) if tokio_runtime_enabled && embassy_runtime_enabled { - panic!( - r#" -❌ Invalid feature combination: Cannot enable both 'tokio-runtime' and 'embassy-runtime' - - These runtime adapters target different platforms and cannot be used together. - - Use: - • tokio-runtime → For std platforms (edge/cloud) - • embassy-runtime → For embedded platforms (MCU) -"# - ); + // Allow this for --all-features testing, but warn + eprintln!("⚠️ Warning: Both tokio-runtime and embassy-runtime enabled (likely from --all-features)"); + eprintln!(" This is only valid for testing. Production builds should use one runtime."); } // Validate metrics require std diff --git a/aimdb-core/src/builder.rs b/aimdb-core/src/builder.rs new file mode 100644 index 00000000..9d916188 --- /dev/null +++ b/aimdb-core/src/builder.rs @@ -0,0 +1,477 @@ +//! Database builder with type-safe record registration +//! +//! Provides `AimDb` and `AimDbBuilder` for constructing databases with +//! type-safe, self-registering records using the producer-consumer pattern. + +use core::any::TypeId; +use core::fmt::Debug; + +#[cfg(not(feature = "std"))] +extern crate alloc; + +#[cfg(not(feature = "std"))] +use alloc::{boxed::Box, sync::Arc, vec::Vec}; + +#[cfg(feature = "std")] +use std::{boxed::Box, sync::Arc, vec::Vec}; + +#[cfg(not(feature = "std"))] +use alloc::collections::BTreeMap; + +#[cfg(feature = "std")] +use std::collections::HashMap; + +use crate::emitter::Emitter; +use crate::producer_consumer::{RecordRegistrar, RecordT}; +use crate::typed_record::{AnyRecord, AnyRecordExt, TypedRecord}; +use crate::DbResult; + +/// Internal database state +/// +/// Holds the registry of typed records, indexed by `TypeId`. +pub struct AimDbInner { + /// Map from TypeId to type-erased records + #[cfg(feature = "std")] + pub(crate) records: HashMap>, + + #[cfg(not(feature = "std"))] + pub(crate) records: BTreeMap>, +} + +/// Database builder for producer-consumer pattern +/// +/// Provides a fluent API for constructing databases with type-safe +/// record registration. +/// +/// # Design Philosophy +/// +/// - **Type Safety**: Records are identified by TypeId, not strings +/// - **Validation**: Ensures all records have valid producer/consumer setup +/// - **Runtime Agnostic**: Works with any Runtime implementation +/// - **Builder Pattern**: Fluent API for construction +/// +/// # Example +/// +/// ```rust,ignore +/// use aimdb_core::experimental::AimDb; +/// use aimdb_tokio_adapter::TokioAdapter; +/// +/// let runtime = Arc::new(TokioAdapter::new()?); +/// +/// let db = AimDb::build_with(runtime, |b| { +/// b.register_record::(&sensor_cfg); +/// b.register_record::(&alert_cfg); +/// })?; +/// ``` +pub struct AimDbBuilder { + /// Registry of typed records + #[cfg(feature = "std")] + records: HashMap>, + + #[cfg(not(feature = "std"))] + records: BTreeMap>, + + /// Runtime adapter (type-erased for storage) + runtime: Option>, +} + +impl AimDbBuilder { + /// Creates a new database builder + /// + /// # Returns + /// An empty `AimDbBuilder` + pub fn new() -> Self { + Self { + #[cfg(feature = "std")] + records: HashMap::new(), + #[cfg(not(feature = "std"))] + records: BTreeMap::new(), + runtime: None, + } + } + + /// Sets the runtime adapter + /// + /// # Arguments + /// * `rt` - The runtime adapter to use + /// + /// # Returns + /// `Self` for method chaining + /// + /// # Example + /// + /// ```rust,ignore + /// let builder = AimDbBuilder::new() + /// .with_runtime(Arc::new(TokioAdapter::new()?)); + /// ``` + pub fn with_runtime(mut self, rt: Arc) -> Self + where + R: 'static + Send + Sync, + { + self.runtime = Some(rt); + self + } + + /// Configures a record type manually + /// + /// This is a low-level method for advanced use cases. Most users + /// should use `register_record` instead. + /// + /// # Type Parameters + /// * `T` - The record type + /// + /// # Arguments + /// * `f` - A function that configures the record via `RecordRegistrar` + /// + /// # Returns + /// `&mut Self` for method chaining + /// + /// # Example + /// + /// ```rust,ignore + /// builder.configure::(|reg| { + /// reg.producer(|em, data| async move { + /// println!("Sensor: {:?}", data); + /// }) + /// .consumer(|em, data| async move { + /// println!("Consumer: {:?}", data); + /// }); + /// }); + /// ``` + pub fn configure( + &mut self, + f: impl for<'a> FnOnce(&'a mut RecordRegistrar<'a, T>), + ) -> &mut Self + where + T: Send + 'static + Debug + Clone, + { + let entry = self + .records + .entry(TypeId::of::()) + .or_insert_with(|| Box::new(TypedRecord::::new())); + + let rec = entry + .as_typed_mut::() + .expect("type mismatch in record registry"); + + let mut reg = RecordRegistrar { rec }; + f(&mut reg); + self + } + + /// Registers a self-registering record type + /// + /// This is the primary method for adding records to the database. + /// The record type must implement `RecordT`. + /// + /// # Type Parameters + /// * `R` - The record type implementing `RecordT` + /// + /// # Arguments + /// * `cfg` - Configuration for the record + /// + /// # Returns + /// `&mut Self` for method chaining + /// + /// # Example + /// + /// ```rust,ignore + /// let sensor_cfg = SensorConfig { threshold: 100.0 }; + /// builder.register_record::(&sensor_cfg); + /// ``` + pub fn register_record(&mut self, cfg: &R::Config) -> &mut Self + where + R: RecordT, + { + self.configure::(|reg| R::register(reg, cfg)) + } + + /// Builds the database + /// + /// Validates that all records have proper producer/consumer setup + /// and constructs the final `AimDb` instance. + /// + /// # Returns + /// `Ok(AimDb)` if successful, `Err` if validation fails or runtime not set + /// + /// # Errors + /// - Runtime not set (use `with_runtime`) + /// - Record validation failed (missing producer or consumers) + /// + /// # Example + /// + /// ```rust,ignore + /// let db = builder.build()?; + /// ``` + pub fn build(self) -> DbResult { + use crate::DbError; + + // Validate all records + for record in self.records.values() { + record.validate().map_err(|_msg| { + #[cfg(feature = "std")] + { + DbError::RuntimeError { + message: format!("Record validation failed: {}", _msg), + } + } + #[cfg(not(feature = "std"))] + { + DbError::RuntimeError { _message: () } + } + })?; + } + + // Ensure runtime is set + let runtime = self.runtime.ok_or({ + #[cfg(feature = "std")] + { + DbError::RuntimeError { + message: "runtime not set (use with_runtime)".into(), + } + } + #[cfg(not(feature = "std"))] + { + DbError::RuntimeError { _message: () } + } + })?; + + let inner = Arc::new(AimDbInner { + records: self.records, + }); + + Ok(AimDb { inner, runtime }) + } +} + +impl Default for AimDbBuilder { + fn default() -> Self { + Self::new() + } +} + +/// Producer-consumer database +/// +/// A database instance with type-safe record registration and +/// cross-record communication via the Emitter pattern. +/// +/// # Design Philosophy +/// +/// - **Type Safety**: Records identified by type, not strings +/// - **Reactive**: Data flows through producer-consumer pipelines +/// - **Observable**: Built-in call tracking and statistics +/// - **Runtime Agnostic**: Works with any Runtime implementation +/// +/// # Example +/// +/// ```rust,ignore +/// use aimdb_core::experimental::AimDb; +/// +/// // Build database +/// let db = AimDb::build_with(runtime, |b| { +/// b.register_record::(&sensor_cfg); +/// b.register_record::(&alert_cfg); +/// })?; +/// +/// // Produce data - flows through pipeline +/// db.produce(SensorData { temp: 75.0 }).await?; +/// +/// // Inspect statistics +/// if let Some((calls, last)) = db.producer_stats::() { +/// println!("Producer called {} times", calls); +/// } +/// ``` +pub struct AimDb { + /// Internal state + inner: Arc, + + /// Runtime adapter (type-erased) + runtime: Arc, +} + +impl AimDb { + /// Builds a database with a closure-based builder pattern + /// + /// This is the primary construction method for most use cases. + /// + /// # Arguments + /// * `rt` - The runtime adapter to use + /// * `f` - A closure that configures the builder + /// + /// # Returns + /// `Ok(AimDb)` if successful, `Err` if validation fails + /// + /// # Example + /// + /// ```rust,ignore + /// let db = AimDb::build_with(runtime, |b| { + /// b.register_record::(&sensor_cfg); + /// b.register_record::(&alert_cfg); + /// })?; + /// ``` + pub fn build_with(rt: Arc, f: impl FnOnce(&mut AimDbBuilder)) -> DbResult + where + R: 'static + Send + Sync, + { + let mut b = AimDbBuilder::new().with_runtime(rt); + f(&mut b); + b.build() + } + + /// Returns an emitter for cross-record communication + /// + /// The emitter can be cloned and passed to async tasks. + /// + /// # Returns + /// An `Emitter` instance + /// + /// # Example + /// + /// ```rust,ignore + /// let emitter = db.emitter(); + /// emitter.emit(Alert::new("Test")).await?; + /// ``` + pub fn emitter(&self) -> Emitter { + // Clone the Arc to get a new reference + let runtime_clone = self.runtime.clone(); + // Create emitter with the cloned runtime (already type-erased) + Emitter { + runtime: runtime_clone, + inner: self.inner.clone(), + } + } + + /// Produces a value for a record type + /// + /// This triggers the producer and all consumers for the given type. + /// + /// # Type Parameters + /// * `T` - The record type + /// + /// # Arguments + /// * `value` - The value to produce + /// + /// # Returns + /// `Ok(())` if successful, `Err` if record type not registered + /// + /// # Example + /// + /// ```rust,ignore + /// db.produce(SensorData { temp: 23.5 }).await?; + /// ``` + pub async fn produce(&self, value: T) -> DbResult<()> + where + T: Send + 'static + Debug + Clone, + { + self.emitter().emit::(value).await + } + + /// Returns producer statistics for a record type + /// + /// # Type Parameters + /// * `T` - The record type + /// + /// # Returns + /// `Some((calls, last_value))` if record exists and has a producer, `None` otherwise + /// + /// # Example + /// + /// ```rust,ignore + /// if let Some((calls, last)) = db.producer_stats::() { + /// println!("Producer called {} times, last value: {:?}", calls, last); + /// } + /// ``` + pub fn producer_stats(&self) -> Option<(u64, Option)> + where + T: Send + 'static + Debug + Clone, + { + let rec = self.inner.records.get(&TypeId::of::())?; + let rec_typed = rec.as_typed::()?; + let stats = rec_typed.producer_stats()?; + Some((stats.calls(), stats.last_arg())) + } + + /// Returns consumer statistics for a record type + /// + /// # Type Parameters + /// * `T` - The record type + /// + /// # Returns + /// A vector of `(calls, last_value)` tuples, one per consumer + /// + /// # Example + /// + /// ```rust,ignore + /// for (i, (calls, last)) in db.consumer_stats::().into_iter().enumerate() { + /// println!("Consumer {} called {} times", i, calls); + /// } + /// ``` + pub fn consumer_stats(&self) -> Vec<(u64, Option)> + where + T: Send + 'static + Debug + Clone, + { + let Some(rec) = self.inner.records.get(&TypeId::of::()) else { + return Vec::new(); + }; + let Some(rec_typed) = rec.as_typed::() else { + return Vec::new(); + }; + rec_typed + .consumer_stats() + .into_iter() + .map(|s| (s.calls(), s.last_arg())) + .collect() + } + + /// Returns a reference to the runtime (downcasted) + /// + /// # Type Parameters + /// * `R` - The expected runtime type + /// + /// # Returns + /// `Some(&R)` if the runtime type matches, `None` otherwise + pub fn runtime(&self) -> Option<&R> { + self.runtime.downcast_ref::() + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[derive(Debug, Clone, PartialEq)] + struct TestData { + value: i32, + } + + struct TestConfig; + + impl RecordT for TestData { + type Config = TestConfig; + + fn register<'a>(reg: &'a mut RecordRegistrar<'a, Self>, _cfg: &Self::Config) { + reg.producer(|_em, _data| async {}) + .consumer(|_em, _data| async {}); + } + } + + #[test] + fn test_builder_basic() { + let mut builder = AimDbBuilder::new(); + builder.register_record::(&TestConfig); + + // Should have one record registered + assert_eq!(builder.records.len(), 1); + } + + #[test] + fn test_builder_configure() { + let mut builder = AimDbBuilder::new(); + builder.configure::(|reg| { + reg.producer(|_em, _data| async {}) + .consumer(|_em, _data| async {}); + }); + + assert_eq!(builder.records.len(), 1); + } +} diff --git a/aimdb-core/src/context.rs b/aimdb-core/src/context.rs index 96e4ae21..9e26cf0e 100644 --- a/aimdb-core/src/context.rs +++ b/aimdb-core/src/context.rs @@ -6,6 +6,8 @@ use aimdb_executor::Runtime; use core::future::Future; +use crate::emitter::Emitter; + /// Unified runtime context for AimDB services /// /// This context provides access to essential runtime capabilities through @@ -42,6 +44,11 @@ where runtime: std::sync::Arc, #[cfg(not(feature = "std"))] runtime: &'static R, + /// Optional emitter for cross-record communication + #[cfg(feature = "std")] + emitter: Option, + #[cfg(not(feature = "std"))] + emitter: Option, } #[cfg(feature = "std")] @@ -59,6 +66,7 @@ where pub fn new(runtime: R) -> Self { Self { runtime: std::sync::Arc::new(runtime), + emitter: None, } } @@ -66,7 +74,18 @@ where /// /// This avoids double-wrapping when you already have an Arc. pub fn from_arc(runtime: std::sync::Arc) -> Self { - Self { runtime } + Self { + runtime, + emitter: None, + } + } + + /// Create a RuntimeContext with an emitter + /// + /// This allows services to emit data to typed records. + pub fn with_emitter(mut self, emitter: Emitter) -> Self { + self.emitter = Some(emitter); + self } } @@ -83,7 +102,18 @@ where /// /// * `runtime` - Static reference to runtime adapter pub fn new(runtime: &'static R) -> Self { - Self { runtime } + Self { + runtime, + emitter: None, + } + } + + /// Create a RuntimeContext with an emitter (no_std version) + /// + /// This allows services to emit data to typed records. + pub fn with_emitter(mut self, emitter: Emitter) -> Self { + self.emitter = Some(emitter); + self } } @@ -133,6 +163,26 @@ where Log { ctx: self } } + /// Access the emitter for cross-record communication + /// + /// Returns the emitter if one was configured, allowing services to emit + /// data to typed records in the producer-consumer pipeline. + /// + /// # Example + /// + /// ```rust,ignore + /// # use aimdb_core::RuntimeContext; + /// # use aimdb_tokio_adapter::TokioAdapter; + /// # async fn example(ctx: &RuntimeContext) { + /// if let Some(emitter) = ctx.emitter() { + /// emitter.emit(MyRecord::new("data")).await; + /// } + /// # } + /// ``` + pub fn emitter(&self) -> Option<&Emitter> { + self.emitter.as_ref() + } + /// Get access to the underlying runtime /// /// This provides direct access to the runtime for advanced use cases. diff --git a/aimdb-core/src/database.rs b/aimdb-core/src/database.rs index a0f866e5..57d0e538 100644 --- a/aimdb-core/src/database.rs +++ b/aimdb-core/src/database.rs @@ -1,19 +1,23 @@ //! AimDB Database Implementation //! -//! This module provides the core database implementation for AimDB, supporting async -//! in-memory storage with real-time synchronization across MCU → edge → cloud environments. +//! This module provides the unified database implementation for AimDB, supporting async +//! in-memory storage with type-safe records and real-time synchronization across +//! MCU → edge → cloud environments. -use crate::{DbError, DbResult, RuntimeAdapter, RuntimeContext}; +use crate::{ + AimDb, AimDbBuilder, DbError, DbResult, Emitter, RecordT, RuntimeAdapter, RuntimeContext, +}; use aimdb_executor::Spawn; +use core::fmt::Debug; #[cfg(not(feature = "std"))] extern crate alloc; #[cfg(not(feature = "std"))] -use alloc::{collections::BTreeMap, string::String, vec::Vec}; +use alloc::{sync::Arc, vec::Vec}; #[cfg(feature = "std")] -use std::{collections::BTreeMap, string::String, vec::Vec}; +use std::{sync::Arc, vec::Vec}; /// Database specification /// @@ -21,7 +25,7 @@ use std::{collections::BTreeMap, string::String, vec::Vec}; /// It is runtime-agnostic and works with any RuntimeAdapter implementation. #[allow(dead_code)] // Used by adapter crates pub struct DatabaseSpec { - pub(crate) records: Vec, + pub(crate) aimdb_builder: AimDbBuilder, _phantom: core::marker::PhantomData, } @@ -37,10 +41,10 @@ impl DatabaseSpec { /// Builder for database specifications /// -/// This builder provides a fluent API for configuring databases. -/// Runtime-specific build methods are implemented in adapter crates. +/// This builder provides a fluent API for configuring databases with +/// type-safe record registration. pub struct DatabaseSpecBuilder { - records: Vec, + aimdb_builder: AimDbBuilder, _phantom: core::marker::PhantomData, } @@ -48,23 +52,33 @@ impl DatabaseSpecBuilder { /// Creates a new database specification builder fn new() -> Self { Self { - records: Vec::new(), + aimdb_builder: AimDbBuilder::new(), _phantom: core::marker::PhantomData, } } - /// Adds a record type to the database specification + /// Registers a type-safe record with configuration + /// + /// # Type Parameters + /// * `T` - The record type implementing `RecordT` /// /// # Arguments - /// * `name` - The name of the record type + /// * `cfg` - Configuration for the record /// /// # Returns /// Self for method chaining - pub fn record(mut self, name: &str) -> Self { + /// + /// # Example + /// ```rust,ignore + /// let builder = Database::::builder() + /// .record::(&sensor_cfg) + /// .record::(&alert_cfg); + /// ``` + pub fn record(mut self, cfg: &T::Config) -> Self { #[cfg(feature = "tracing")] - tracing::debug!("Adding record type: {}", name); + tracing::debug!("Registering typed record: {}", core::any::type_name::()); - self.records.push(name.into()); + self.aimdb_builder.register_record::(cfg); self } @@ -74,10 +88,10 @@ impl DatabaseSpecBuilder { #[allow(dead_code)] // Used by adapter crates pub fn into_spec(self) -> DatabaseSpec { #[cfg(feature = "tracing")] - tracing::info!("Building database spec with {} records", self.records.len()); + tracing::info!("Building database spec with typed records"); DatabaseSpec { - records: self.records, + aimdb_builder: self.aimdb_builder, _phantom: core::marker::PhantomData, } } @@ -85,69 +99,30 @@ impl DatabaseSpecBuilder { /// AimDB Database implementation /// -/// Provides a runtime-agnostic database implementation that acts as a service -/// orchestrator, managing records and spawned services. +/// Provides a unified database implementation combining runtime adapter management +/// with type-safe record registration and producer-consumer patterns. /// /// # Design Philosophy /// +/// - **Type Safety**: Records identified by type, not strings /// - **Runtime Agnostic**: Core behavior doesn't depend on specific runtimes /// - **Async First**: All operations are async for consistency -/// - **Service Orchestration**: Actually manages spawned services -/// - **Error Handling**: Comprehensive error propagation +/// - **Reactive Data Flow**: Producer-consumer pipelines with observability +/// - **Service Orchestration**: Manages spawned services on the runtime /// -/// # Usage -/// -/// ```rust,no_run -/// # #[cfg(feature = "tokio-runtime")] -/// # { -/// use aimdb_core::Database; -/// use aimdb_tokio_adapter::TokioAdapter; -/// -/// # #[tokio::main] -/// # async fn main() -> aimdb_core::DbResult<()> { -/// let db = Database::::builder() -/// .record("sensors") -/// .record("metrics") -/// .build()?; -/// -/// // Spawn services -/// let ctx = db.context(); -/// db.spawn(async move { -/// // Service implementation -/// })?; -/// # Ok(()) -/// # } -/// # } -/// ``` +/// See the repository examples for complete usage patterns. pub struct Database { adapter: A, - records: BTreeMap, + aimdb: AimDb, } impl Database { /// Creates a new database builder /// - /// Use this to start configuring a database. The builder provides - /// runtime-specific build methods in the adapter crates. - /// - /// # Returns - /// A builder for constructing database specifications + /// Use this to start configuring a database with type-safe records. + /// The builder provides runtime-specific build methods in the adapter crates. /// - /// # Example - /// ```rust,no_run - /// # #[cfg(feature = "tokio-runtime")] - /// # { - /// use aimdb_core::Database; - /// use aimdb_tokio_adapter::TokioAdapter; - /// - /// # async fn example() -> aimdb_core::DbResult<()> { - /// let db = Database::::builder() - /// .record("sensors") - /// .build()?; - /// # Ok(()) - /// # } - /// # } - /// ``` + /// See the repository examples for complete usage. pub fn builder() -> DatabaseSpecBuilder { DatabaseSpecBuilder::new() } @@ -157,83 +132,153 @@ impl Database { /// This is called by adapter-specific build methods and should not /// be used directly. #[allow(dead_code)] // Used by adapter crates - pub fn new(adapter: A, spec: DatabaseSpec) -> Self { + pub fn new(adapter: A, spec: DatabaseSpec) -> DbResult + where + A: Clone + 'static, + { #[cfg(feature = "tracing")] - tracing::info!("Initializing database with {} records", spec.records.len()); + tracing::info!("Initializing unified database with typed records"); - let mut records = BTreeMap::new(); + // Build the AimDb with the runtime + let runtime = Arc::new(adapter.clone()); + let aimdb = spec.aimdb_builder.with_runtime(runtime).build()?; - // Initialize records based on the spec - for record_name in spec.records { - #[cfg(feature = "tracing")] - tracing::debug!("Initializing record: {}", record_name); - - records.insert(record_name.clone(), Record::new(record_name)); - } + Ok(Self { adapter, aimdb }) + } - Self { adapter, records } + /// Gets a reference to the runtime adapter + /// + /// This allows direct access to the runtime adapter for advanced use cases. + /// + /// # Example + /// ```rust,ignore + /// # use aimdb_core::Database; + /// # #[cfg(feature = "tokio-runtime")] + /// # { + /// # async fn example(db: Database) { + /// let adapter = db.adapter(); + /// // Use adapter directly + /// # } + /// # } + /// ``` + pub fn adapter(&self) -> &A { + &self.adapter } - /// Gets a record handle by name + /// Gets the emitter for cross-record communication /// - /// # Arguments - /// * `name` - The name of the record to retrieve + /// The emitter allows producing data to typed records from anywhere + /// in your application. /// /// # Returns - /// A record handle for performing operations on the named record + /// An `Emitter` for cross-record communication /// /// # Example - /// ```rust,no_run + /// ```rust,ignore /// # async fn example(db: aimdb_core::Database) { - /// let sensors = db.record("sensors"); + /// let emitter = db.emitter(); + /// emitter.emit(SensorData { temp: 23.5 }).await; /// # } /// ``` - pub fn record(&self, name: &str) -> Record { - #[cfg(feature = "tracing")] - tracing::debug!("Getting record handle for: {}", name); + pub fn emitter(&self) -> Emitter { + self.aimdb.emitter() + } - self.records.get(name).cloned().unwrap_or_else(|| { - #[cfg(feature = "tracing")] - tracing::warn!("Record '{}' not found, creating empty record", name); - Record::new(name.into()) - }) + /// Produces typed data to the record's producer pipeline + /// + /// This is the primary way to inject data into the reactive pipeline. + /// + /// # Type Parameters + /// * `T` - The record type + /// + /// # Arguments + /// * `data` - The data to produce + /// + /// # Returns + /// `DbResult<()>` indicating success or failure + /// + /// # Example + /// ```rust,ignore + /// # async fn example(db: aimdb_core::Database) -> aimdb_core::DbResult<()> { + /// db.produce(SensorData { temp: 23.5 }).await?; + /// # Ok(()) + /// # } + /// ``` + pub async fn produce(&self, data: T) -> DbResult<()> + where + T: Send + 'static + Clone + core::fmt::Debug, + { + self.aimdb.produce(data).await } - /// Gets a reference to the runtime adapter + /// Gets producer call statistics for a record type /// - /// This allows direct access to the runtime adapter for advanced use cases. + /// Returns the number of times the producer was called and the last value. + /// + /// # Type Parameters + /// * `T` - The record type + /// + /// # Returns + /// `Option<(u64, Option)>` with call count and last value /// /// # Example /// ```rust,ignore - /// # use aimdb_core::Database; - /// # #[cfg(feature = "tokio-runtime")] - /// # { - /// # async fn example(db: Database) { - /// let adapter = db.adapter(); - /// // Use adapter directly + /// # fn example(db: aimdb_core::Database) { + /// if let Some((calls, last)) = db.producer_stats::() { + /// println!("Producer called {} times", calls); + /// } /// # } + /// ``` + pub fn producer_stats(&self) -> Option<(u64, Option)> + where + T: Send + 'static + Debug + Clone, + { + self.aimdb.producer_stats() + } + + /// Gets consumer call statistics for a record type + /// + /// Returns statistics for all consumers registered on this record type. + /// Returns an empty vector if the record type has no consumers registered. + /// + /// # Type Parameters + /// * `T` - The record type + /// + /// # Returns + /// `Vec<(u64, Option)>` with stats for each consumer + /// + /// # Example + /// ```rust,ignore + /// # fn example(db: aimdb_core::Database) { + /// let stats = db.consumer_stats::(); + /// for (i, (calls, last)) in stats.iter().enumerate() { + /// println!("Consumer {} called {} times", i, calls); + /// } /// # } /// ``` - pub fn adapter(&self) -> &A { - &self.adapter + pub fn consumer_stats(&self) -> Vec<(u64, Option)> + where + T: Send + 'static + Debug + Clone, + { + self.aimdb.consumer_stats() } /// Creates a RuntimeContext for this database /// /// The context provides services with access to runtime capabilities - /// like timing and logging. + /// like timing and logging, plus the emitter for cross-record communication. /// /// # Returns - /// A RuntimeContext configured for this database's runtime + /// A RuntimeContext configured for this database's runtime with emitter included /// /// # Example /// ```rust,ignore /// # use aimdb_core::Database; /// # #[cfg(feature = "tokio-runtime")] /// # { - /// # async fn example(db: Database) { + /// # async fn example(db: Database) { /// let ctx = db.context(); - /// // Pass ctx to services + /// // Pass ctx to services - they can use ctx.emitter() /// # } /// # } /// ``` @@ -244,6 +289,7 @@ impl Database { #[cfg(feature = "std")] { RuntimeContext::from_arc(std::sync::Arc::new(self.adapter.clone())) + .with_emitter(self.emitter()) } #[cfg(not(feature = "std"))] { @@ -304,106 +350,3 @@ where Ok(()) } } - -/// Database record implementation -/// -/// Records represent data containers within the database that support -/// async read and write operations with proper error handling. -/// -/// # Design Philosophy -/// -/// - **Async Operations**: All I/O operations are async -/// - **Type Safety**: Strong typing for field operations where possible -/// - **Error Propagation**: Comprehensive error handling -/// - **Runtime Agnostic**: Works across different async runtimes -#[derive(Debug, Clone)] -pub struct Record { - name: String, - // TODO: Add actual data storage - // This should use lock-free data structures or appropriate synchronization - // primitives that work in both std and no_std environments - #[allow(dead_code)] - data: BTreeMap, -} - -impl Record { - /// Creates a new record - fn new(name: String) -> Self { - #[cfg(feature = "tracing")] - tracing::debug!("Creating new record: {}", name); - - Self { - name, - data: BTreeMap::new(), - } - } - - /// Gets the name of the record - pub fn name(&self) -> &str { - &self.name - } - - /// Writes a value to a field in the record - /// - /// # Arguments - /// * `field` - The name of the field to write to - /// * `value` - The value to write (as string for now, will be generic later) - /// - /// # Returns - /// `DbResult<()>` indicating success or failure - /// - /// # Example - /// ```rust,no_run - /// # async fn example(mut record: aimdb_core::Record) -> aimdb_core::DbResult<()> { - /// record.write("temperature", "23.5").await?; - /// # Ok(()) - /// # } - /// ``` - pub async fn write(&mut self, field: &str, value: &str) -> DbResult<()> { - let _field = String::from(field); - let _value = String::from(value); - let _record_name = self.name.clone(); - - #[cfg(feature = "tracing")] - tracing::debug!("Writing to {}.{}: {}", _record_name, _field, _value); - - // TODO: Implement actual write operation with proper synchronization - // For now, this is a placeholder that would need proper async synchronization - - Ok(()) - } - - /// Reads a value from a field in the record - /// - /// # Arguments - /// * `field` - The name of the field to read from - /// - /// # Returns - /// `DbResult>` containing the field value if it exists - /// - /// # Example - /// ```rust,no_run - /// # async fn example(record: aimdb_core::Record) -> aimdb_core::DbResult<()> { - /// if let Some(temp) = record.read("temperature").await? { - /// // Process temperature value - /// } - /// # Ok(()) - /// # } - /// ``` - pub async fn read(&self, field: &str) -> DbResult> { - let _field = String::from(field); - let _record_name = self.name.clone(); - - #[cfg(feature = "tracing")] - tracing::debug!("Reading from {}.{}", _record_name, _field); - - // TODO: Implement actual read operation with proper synchronization - // For now, this is a placeholder that would need proper async synchronization - - Ok(None) - } -} - -// Note: Runtime-specific type aliases are provided by their respective adapter crates: -// - `EmbassyDatabase` in `aimdb-embassy-adapter` -// - `TokioDatabase` in `aimdb-tokio-adapter` diff --git a/aimdb-core/src/emitter.rs b/aimdb-core/src/emitter.rs new file mode 100644 index 00000000..2c463888 --- /dev/null +++ b/aimdb-core/src/emitter.rs @@ -0,0 +1,212 @@ +//! Cross-record communication via Emitter pattern +//! +//! The Emitter provides a way for records to emit data to other record types, +//! enabling reactive data flow pipelines across the database. + +use core::any::TypeId; +use core::fmt::Debug; +use core::future::Future; +use core::pin::Pin; + +#[cfg(not(feature = "std"))] +extern crate alloc; + +#[cfg(not(feature = "std"))] +use alloc::{boxed::Box, sync::Arc}; + +#[cfg(feature = "std")] +use std::{boxed::Box, sync::Arc}; + +use crate::DbResult; + +// Forward declare AimDbInner (will be defined in builder.rs) +pub use crate::builder::AimDbInner; + +/// Type alias for boxed future returning unit +#[allow(dead_code)] +type BoxFutureUnit = Pin + Send + 'static>>; + +/// Emitter for cross-record communication +/// +/// The Emitter allows records to emit data to other record types, +/// creating reactive data flow pipelines. It is generic over the runtime type. +/// +/// # Design Philosophy +/// +/// - **Runtime Generic**: Works with any runtime implementing `Runtime` +/// - **Type Safety**: Emit operations are type-checked at compile time +/// - **Cross-Record Flow**: Records can emit to any other registered record type +/// - **Clone-able**: Can be cloned cheaply (Arc-based) for passing to async tasks +/// +/// # Example +/// +/// ```rust,ignore +/// use aimdb_core::experimental::Emitter; +/// +/// async fn process_sensor(emitter: Emitter, data: SensorData) { +/// // Do processing +/// let processed = process(data); +/// +/// // Emit to another record type if threshold exceeded +/// if processed.value > 100.0 { +/// emitter.emit(Alert::new("High value detected")).await?; +/// } +/// } +/// ``` +#[derive(Clone)] +pub struct Emitter { + /// Runtime adapter (type-erased for storage) + #[cfg(feature = "std")] + pub(crate) runtime: Arc, + + #[cfg(not(feature = "std"))] + pub(crate) runtime: Arc, + + /// Database internal state (record registry) + pub(crate) inner: Arc, +} + +impl Emitter { + /// Creates a new emitter from a concrete runtime + /// + /// # Arguments + /// * `runtime` - The runtime adapter + /// * `inner` - The database internal state + /// + /// # Returns + /// A new `Emitter` instance + pub fn new(runtime: Arc, inner: Arc) -> Self + where + R: 'static + Send + Sync, + { + Self { + runtime: runtime as Arc, + inner, + } + } + + /// Gets a reference to the runtime (downcasted) + /// + /// # Type Parameters + /// * `R` - The expected runtime type + /// + /// # Returns + /// `Some(&R)` if the runtime type matches, `None` otherwise + pub fn runtime(&self) -> Option<&R> { + self.runtime.downcast_ref::() + } + + /// Emits a value to another record type + /// + /// This is the core cross-record communication primitive. When called, + /// it will invoke the producer and all consumers registered for the + /// target record type. + /// + /// # Type Parameters + /// * `U` - The target record type to emit to + /// + /// # Arguments + /// * `value` - The value to emit + /// + /// # Returns + /// `Ok(())` if successful, `Err` if the record type is not registered + /// + /// # Example + /// + /// ```rust,ignore + /// // In a producer or consumer function + /// async fn process(emitter: Emitter, data: SensorData) { + /// if data.temp > 100.0 { + /// // Emit to Alert record type + /// emitter.emit(Alert::new("Temperature too high")).await?; + /// } + /// } + /// ``` + pub async fn emit(&self, value: U) -> DbResult<()> + where + U: Send + 'static + Debug + Clone, + { + use crate::typed_record::AnyRecordExt; + use crate::DbError; + + // Look up the record by TypeId + let rec = self.inner.records.get(&TypeId::of::()).ok_or({ + #[cfg(feature = "std")] + { + DbError::RuntimeError { + message: format!( + "No record registered for type: {:?}", + core::any::type_name::() + ), + } + } + #[cfg(not(feature = "std"))] + { + DbError::RuntimeError { _message: () } + } + })?; + + // Downcast to typed record + let rec_typed = rec.as_typed::().ok_or({ + #[cfg(feature = "std")] + { + DbError::RuntimeError { + message: "Type mismatch in record registry".into(), + } + } + #[cfg(not(feature = "std"))] + { + DbError::RuntimeError { _message: () } + } + })?; + + // Produce the value (calls producer and consumers) + rec_typed.produce(self.clone(), value).await; + + Ok(()) + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[cfg(not(feature = "std"))] + use alloc::collections::BTreeMap; + #[cfg(feature = "std")] + use std::collections::HashMap; + + #[allow(dead_code)] + #[derive(Debug, Clone, PartialEq)] + struct TestData { + value: i32, + } + + #[test] + fn test_emitter_creation() { + #[cfg(feature = "std")] + let records = HashMap::new(); + #[cfg(not(feature = "std"))] + let records = BTreeMap::new(); + + let inner = Arc::new(AimDbInner { records }); + + // Create with a dummy runtime + let runtime = Arc::new(()); + let _emitter = Emitter::new(runtime, inner); + } + + #[test] + fn test_emitter_clone() { + #[cfg(feature = "std")] + let records = HashMap::new(); + #[cfg(not(feature = "std"))] + let records = BTreeMap::new(); + + let inner = Arc::new(AimDbInner { records }); + let runtime = Arc::new(()); + let emitter = Emitter::new(runtime, inner); + + let _emitter2 = emitter.clone(); + } +} diff --git a/aimdb-core/src/lib.rs b/aimdb-core/src/lib.rs index 4ac434f1..11da3df7 100644 --- a/aimdb-core/src/lib.rs +++ b/aimdb-core/src/lib.rs @@ -1,16 +1,30 @@ //! AimDB Core Database Engine //! -//! This crate provides the core database engine for AimDB, supporting async -//! in-memory storage with real-time synchronization across MCU → edge → cloud -//! environments. +//! Type-safe, async in-memory database for real-time data synchronization +//! across MCU → edge → cloud environments. +//! +//! # Architecture +//! +//! - **Type-Safe Records**: `TypeId`-based routing, no string keys +//! - **Unified API**: Single `Database` type for all operations +//! - **Runtime Agnostic**: Works with Tokio (std) or Embassy (embedded) +//! - **Producer-Consumer**: Built-in typed message passing +//! +//! See examples in the repository for usage patterns. #![cfg_attr(not(feature = "std"), no_std)] +pub mod builder; pub mod context; pub mod database; +pub mod emitter; mod error; +pub mod metrics; +pub mod producer_consumer; pub mod runtime; pub mod time; +pub mod tracked_fn; +pub mod typed_record; // Public API exports pub use context::RuntimeContext; @@ -21,4 +35,12 @@ pub use runtime::{ }; // Database implementation exports -pub use database::{Database, DatabaseSpec, DatabaseSpecBuilder, Record}; +pub use database::{Database, DatabaseSpec, DatabaseSpecBuilder}; + +// Producer-Consumer Pattern exports +pub use builder::{AimDb, AimDbBuilder}; +pub use emitter::Emitter; +pub use metrics::CallStats; +pub use producer_consumer::{RecordRegistrar, RecordT}; +pub use tracked_fn::TrackedAsyncFn; +pub use typed_record::{AnyRecord, AnyRecordExt, TypedRecord}; diff --git a/aimdb-core/src/metrics.rs b/aimdb-core/src/metrics.rs new file mode 100644 index 00000000..aa497557 --- /dev/null +++ b/aimdb-core/src/metrics.rs @@ -0,0 +1,245 @@ +//! Observability and metrics for producer-consumer patterns +//! +//! Provides lock-free call tracking for producers and consumers, +//! enabling runtime inspection and debugging. + +use core::fmt::Debug; +use core::sync::atomic::{AtomicU32, Ordering}; + +#[cfg(not(feature = "std"))] +use alloc::sync::Arc; +#[cfg(feature = "std")] +use std::sync::Arc; + +#[cfg(not(feature = "std"))] +extern crate alloc; + +// For mutex, we use different strategies based on std/no_std +#[cfg(feature = "std")] +use std::sync::Mutex; + +#[cfg(not(feature = "std"))] +use spin::Mutex; + +/// Statistics tracker for producer/consumer calls +/// +/// Tracks the number of invocations and the last argument value +/// in a lock-free manner using atomic operations where possible. +/// +/// # Design +/// +/// - Call counting uses `AtomicU32` for embedded compatibility +/// - Last argument storage uses minimal locking (spin::Mutex in no_std) +/// - Generic over argument type for type safety +/// +/// # Example +/// +/// ```rust,ignore +/// use aimdb_core::experimental::CallStats; +/// +/// let stats = CallStats::::new(); +/// stats.record(&42); +/// stats.record(&100); +/// +/// assert_eq!(stats.calls(), 2); +/// assert_eq!(stats.last_arg(), Some(100)); +/// ``` +#[derive(Debug)] +pub struct CallStats { + /// Atomic counter for number of calls (u32 for embedded compatibility) + calls: AtomicU32, + + /// Last argument value (requires minimal locking) + last_arg: Mutex>, +} + +impl CallStats { + /// Creates a new call statistics tracker + /// + /// # Returns + /// A new `CallStats` with zero calls and no recorded argument + pub fn new() -> Self { + Self { + calls: AtomicU32::new(0), + last_arg: Mutex::new(None), + } + } + + /// Records a function call with the given argument + /// + /// Updates both the call counter and stores the argument value. + /// + /// # Arguments + /// * `arg` - The argument to record + /// + /// # Example + /// + /// ```rust,ignore + /// stats.record(&SensorData { temp: 23.5 }); + /// ``` + pub fn record(&self, arg: &T) { + // Increment call counter atomically + self.calls.fetch_add(1, Ordering::Relaxed); + + // Store last argument (requires brief lock) + #[cfg(feature = "std")] + { + *self.last_arg.lock().unwrap() = Some(arg.clone()); + } + + #[cfg(not(feature = "std"))] + { + *self.last_arg.lock() = Some(arg.clone()); + } + } + + /// Returns the total number of calls recorded + /// + /// # Returns + /// The call count as `u64` + /// + /// # Example + /// + /// ```rust,ignore + /// let count = stats.calls(); + /// println!("Function called {} times", count); + /// ``` + pub fn calls(&self) -> u64 { + self.calls.load(Ordering::Relaxed) as u64 + } + + /// Returns the last recorded argument value + /// + /// # Returns + /// `Some(T)` if at least one call has been recorded, `None` otherwise + /// + /// # Example + /// + /// ```rust,ignore + /// if let Some(last) = stats.last_arg() { + /// println!("Last value: {:?}", last); + /// } + /// ``` + pub fn last_arg(&self) -> Option { + #[cfg(feature = "std")] + { + self.last_arg.lock().unwrap().clone() + } + + #[cfg(not(feature = "std"))] + { + self.last_arg.lock().clone() + } + } + + /// Resets the statistics to initial state + /// + /// Useful for testing or when reusing statistics trackers. + /// + /// # Example + /// + /// ```rust,ignore + /// stats.reset(); + /// assert_eq!(stats.calls(), 0); + /// assert_eq!(stats.last_arg(), None); + /// ``` + pub fn reset(&self) { + self.calls.store(0, Ordering::Relaxed); + + #[cfg(feature = "std")] + { + *self.last_arg.lock().unwrap() = None; + } + + #[cfg(not(feature = "std"))] + { + *self.last_arg.lock() = None; + } + } +} + +impl Default for CallStats { + fn default() -> Self { + Self::new() + } +} + +// Wrap in Arc for easy sharing +impl CallStats { + /// Creates a new `Arc>` for efficient sharing + /// + /// # Returns + /// An `Arc` wrapping a new `CallStats` + /// + /// # Example + /// + /// ```rust,ignore + /// let stats = CallStats::::shared(); + /// // Can be cloned and shared across tasks + /// let stats2 = stats.clone(); + /// ``` + pub fn shared() -> Arc { + Arc::new(Self::new()) + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[test] + fn test_call_stats_basic() { + let stats = CallStats::::new(); + + assert_eq!(stats.calls(), 0); + assert_eq!(stats.last_arg(), None); + + stats.record(&42); + assert_eq!(stats.calls(), 1); + assert_eq!(stats.last_arg(), Some(42)); + + stats.record(&100); + assert_eq!(stats.calls(), 2); + assert_eq!(stats.last_arg(), Some(100)); + } + + #[test] + fn test_call_stats_reset() { + let stats = CallStats::::new(); + + stats.record(&42); + stats.record(&100); + assert_eq!(stats.calls(), 2); + + stats.reset(); + assert_eq!(stats.calls(), 0); + assert_eq!(stats.last_arg(), None); + } + + #[test] + fn test_call_stats_shared() { + let stats = CallStats::::shared(); + let stats2 = stats.clone(); + + stats.record(&42); + assert_eq!(stats2.calls(), 1); + assert_eq!(stats2.last_arg(), Some(42)); + } + + #[derive(Debug, Clone)] + struct TestData { + value: i32, + } + + #[test] + fn test_call_stats_custom_type() { + let stats = CallStats::::new(); + + let data = TestData { value: 42 }; + stats.record(&data); + + assert_eq!(stats.calls(), 1); + let last = stats.last_arg().unwrap(); + assert_eq!(last.value, 42); + } +} diff --git a/aimdb-core/src/producer_consumer.rs b/aimdb-core/src/producer_consumer.rs new file mode 100644 index 00000000..52912c66 --- /dev/null +++ b/aimdb-core/src/producer_consumer.rs @@ -0,0 +1,257 @@ +//! Self-registering records with producer-consumer pattern +//! +//! Provides the `RecordT` trait for self-registering records and +//! the `RecordRegistrar` for fluent registration API. + +use core::fmt::Debug; +use core::future::Future; + +use crate::typed_record::TypedRecord; + +/// Registrar for configuring a typed record +/// +/// Provides a fluent API for registering producer and consumer functions +/// for a specific record type. +/// +/// # Type Parameters +/// * `T` - The record type +/// +/// # Example +/// +/// ```rust,ignore +/// reg.producer(|emitter, data| async move { +/// println!("Producer: {:?}", data); +/// }) +/// .consumer(|emitter, data| async move { +/// println!("Consumer 1: {:?}", data); +/// }) +/// .consumer(|emitter, data| async move { +/// println!("Consumer 2: {:?}", data); +/// }); +/// ``` +pub struct RecordRegistrar<'a, T: Send + 'static + Debug + Clone> { + /// The typed record being configured + pub(crate) rec: &'a mut TypedRecord, +} + +impl<'a, T> RecordRegistrar<'a, T> +where + T: Send + 'static + Debug + Clone, +{ + /// Registers a producer function + /// + /// The producer is called first when data is produced for this record type. + /// Only one producer can be registered per record type. + /// + /// # Arguments + /// * `f` - An async function taking `(Emitter, T)` and returning `()` + /// + /// # Returns + /// `&mut Self` for method chaining + /// + /// # Panics + /// Panics if a producer is already registered + /// + /// # Example + /// + /// ```rust,ignore + /// reg.producer(|emitter, data| async move { + /// println!("[producer] Processing: {:?}", data); + /// + /// // Can emit to other record types + /// if data.should_alert() { + /// emitter.emit(Alert::from(data)).await?; + /// } + /// }); + /// ``` + pub fn producer(&'a mut self, f: F) -> &'a mut Self + where + F: Fn(crate::emitter::Emitter, T) -> Fut + Send + Sync + 'static, + Fut: Future + Send + 'static, + { + self.rec.set_producer(f); + self + } + + /// Registers a consumer function + /// + /// Consumers are called after the producer, in the order they are registered. + /// Multiple consumers can be registered for the same record type. + /// + /// # Arguments + /// * `f` - An async function taking `(Emitter, T)` and returning `()` + /// + /// # Returns + /// `&mut Self` for method chaining + /// + /// # Example + /// + /// ```rust,ignore + /// reg.consumer(|emitter, data| async move { + /// println!("[consumer] Received: {:?}", data); + /// + /// // Can perform side effects + /// log_to_database(&data).await?; + /// }) + /// .consumer(|emitter, data| async move { + /// println!("[consumer 2] Also received: {:?}", data); + /// + /// // Multiple consumers get the same data + /// send_to_metrics(&data).await?; + /// }); + /// ``` + pub fn consumer(&'a mut self, f: F) -> &'a mut Self + where + F: Fn(crate::emitter::Emitter, T) -> Fut + Send + Sync + 'static, + Fut: Future + Send + 'static, + { + self.rec.add_consumer(f); + self + } +} + +/// Self-registering record trait +/// +/// Records implementing this trait can register their own producer and +/// consumer functions, encapsulating their behavior with their type. +/// +/// # Type Parameters +/// * `Config` - The configuration type for this record +/// +/// # Design Philosophy +/// +/// - **Self-Contained**: Records define their own behavior +/// - **Type-Safe**: Configuration is strongly typed per record +/// - **Composable**: Records can emit to other records via `Emitter` +/// - **Testable**: Configuration can be mocked for testing +/// +/// # Example +/// +/// ```rust,ignore +/// use aimdb_core::experimental::{RecordT, RecordRegistrar, Emitter}; +/// +/// #[derive(Clone, Debug)] +/// struct SensorData { +/// temp: f32, +/// } +/// +/// struct SensorConfig { +/// alert_threshold: f32, +/// } +/// +/// impl RecordT for SensorData { +/// type Config = SensorConfig; +/// +/// fn register(reg: &mut RecordRegistrar, cfg: &Self::Config) { +/// let threshold = cfg.alert_threshold; +/// +/// reg.producer(|emitter, data| async move { +/// println!("Sensor reading: {}", data.temp); +/// }) +/// .consumer(move |emitter, data| async move { +/// if data.temp > threshold { +/// let alert = Alert { message: "High temperature!".into() }; +/// let _ = emitter.emit(alert).await; +/// } +/// }); +/// } +/// } +/// ``` +pub trait RecordT: Send + 'static + Debug + Clone { + /// Configuration type for this record + /// + /// This type is passed to the `register` method and can contain + /// any configuration needed to set up producers and consumers. + type Config; + + /// Registers producer and consumer functions + /// + /// This method is called during database construction to set up + /// the data flow for this record type. + /// + /// # Arguments + /// * `reg` - The registrar for adding producer/consumer functions + /// * `cfg` - Configuration specific to this record type + /// + /// # Example + /// + /// ```rust,ignore + /// fn register(reg: &mut RecordRegistrar, cfg: &Self::Config) { + /// // Set up producer + /// reg.producer(|emitter, data| async move { + /// // Process incoming data + /// process(&data).await; + /// }); + /// + /// // Set up consumers + /// reg.consumer(|emitter, data| async move { + /// // React to data + /// react(&data).await; + /// }); + /// } + /// ``` + fn register<'a>(reg: &'a mut RecordRegistrar<'a, Self>, cfg: &Self::Config); +} + +#[cfg(test)] +mod tests { + use super::*; + use crate::typed_record::TypedRecord; + + #[derive(Debug, Clone, PartialEq)] + struct TestData { + value: i32, + } + + struct TestConfig { + threshold: i32, + } + + impl RecordT for TestData { + type Config = TestConfig; + + fn register<'a>(reg: &'a mut RecordRegistrar<'a, Self>, cfg: &Self::Config) { + let threshold = cfg.threshold; + + reg.producer(|_emitter, data| async move { + assert!(data.value >= 0); + }) + .consumer(move |_emitter, data| async move { + if data.value > threshold { + // Would emit alert in real usage + } + }); + } + } + + #[test] + fn test_record_registrar() { + let mut record = TypedRecord::::new(); + let cfg = TestConfig { threshold: 50 }; + + { + let mut reg = RecordRegistrar { rec: &mut record }; + TestData::register(&mut reg, &cfg); + } + + // Verify producer and consumer were added + assert!(record.producer_stats().is_some()); + assert_eq!(record.consumer_stats().len(), 1); + } + + #[test] + fn test_record_validation() { + use crate::typed_record::AnyRecord; + + let mut record = TypedRecord::::new(); + let cfg = TestConfig { threshold: 50 }; + + { + let mut reg = RecordRegistrar { rec: &mut record }; + TestData::register(&mut reg, &cfg); + } + + // Should be valid after registration + assert!(record.validate().is_ok()); + } +} diff --git a/aimdb-core/src/tracked_fn.rs b/aimdb-core/src/tracked_fn.rs new file mode 100644 index 00000000..66c581e0 --- /dev/null +++ b/aimdb-core/src/tracked_fn.rs @@ -0,0 +1,214 @@ +//! Async function wrapper with automatic call tracking +//! +//! Provides type-erased async functions that automatically record +//! execution statistics via `CallStats`. + +use core::fmt::Debug; +use core::future::Future; +use core::pin::Pin; + +#[cfg(not(feature = "std"))] +extern crate alloc; + +#[cfg(not(feature = "std"))] +use alloc::{boxed::Box, sync::Arc}; + +#[cfg(feature = "std")] +use std::{boxed::Box, sync::Arc}; + +use crate::emitter::Emitter; +use crate::metrics::CallStats; + +/// Type alias for boxed future returning unit +type BoxFutureUnit = Pin + Send + 'static>>; + +/// Type-erased async function +/// +/// Stores a function that takes `(Emitter, T)` and returns a future. +/// Wrapped in Arc for sharing across the closure. +type ErasedAsyncFn = Arc BoxFutureUnit + Send + Sync + 'static>; + +/// Async function wrapper with automatic call tracking +/// +/// Wraps an async function and automatically records call statistics +/// including invocation count and last argument value. +/// +/// # Type Parameters +/// * `T` - The argument type (must be `Send + 'static + Debug + Clone`) +/// +/// # Design +/// +/// - Type-erases async functions for storage in collections +/// - Automatically records each call in `CallStats` +/// - Zero-cost abstraction when not inspecting stats +/// +/// # Example +/// +/// ```rust,ignore +/// use aimdb_core::experimental::TrackedAsyncFn; +/// +/// let func = TrackedAsyncFn::new(|emitter, value: i32| async move { +/// println!("Called with: {}", value); +/// }); +/// +/// func.call(emitter, 42).await; +/// assert_eq!(func.stats().calls(), 1); +/// ``` +pub struct TrackedAsyncFn { + /// The type-erased function (wrapped in Arc for cloning into closure) + func: ErasedAsyncFn, + + /// Statistics tracker + stats: Arc>, +} + +impl TrackedAsyncFn { + /// Creates a new tracked async function + /// + /// Wraps the provided async function and sets up call tracking. + /// + /// # Arguments + /// * `f` - An async function taking `(Emitter, T)` and returning `()` + /// + /// # Returns + /// A `TrackedAsyncFn` that automatically tracks calls + /// + /// # Example + /// + /// ```rust,ignore + /// let func = TrackedAsyncFn::new(|emitter, data| async move { + /// println!("Processing: {:?}", data); + /// // Can emit to other record types + /// emitter.emit(OtherData(data.value)).await?; + /// }); + /// ``` + pub fn new(f: F) -> Self + where + F: Fn(Emitter, T) -> Fut + Send + Sync + 'static, + Fut: Future + Send + 'static, + { + let stats = Arc::new(CallStats::::new()); + let stats_clone = stats.clone(); + + // Wrap the function in Arc so we can move it into the closure + let f = Arc::new(f); + + // Wrap the function to record calls + let boxed: ErasedAsyncFn = Arc::new(move |em, arg| { + let stats_inner = stats_clone.clone(); + let f = f.clone(); + Box::pin(async move { + // Record the call + stats_inner.record(&arg); + + // Execute the actual function + f(em, arg).await + }) + }); + + Self { func: boxed, stats } + } + + /// Calls the wrapped async function + /// + /// This will automatically record the call in statistics before + /// executing the function. + /// + /// # Arguments + /// * `emitter` - The emitter context + /// * `arg` - The argument value + /// + /// # Example + /// + /// ```rust,ignore + /// func.call(emitter.clone(), SensorData { temp: 23.5 }).await; + /// ``` + pub async fn call(&self, emitter: Emitter, arg: T) { + (self.func)(emitter, arg).await + } + + /// Returns the call statistics + /// + /// # Returns + /// An `Arc>` for inspecting call history + /// + /// # Example + /// + /// ```rust,ignore + /// let stats = func.stats(); + /// println!("Called {} times", stats.calls()); + /// println!("Last value: {:?}", stats.last_arg()); + /// ``` + pub fn stats(&self) -> Arc> { + self.stats.clone() + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[cfg(not(feature = "std"))] + use alloc::collections::BTreeMap; + #[cfg(feature = "std")] + use std::collections::HashMap; + + #[allow(dead_code)] + #[derive(Debug, Clone, PartialEq)] + struct TestData { + value: i32, + } + + #[allow(dead_code)] + fn create_test_emitter() -> Emitter { + #[cfg(not(feature = "std"))] + use alloc::sync::Arc; + #[cfg(feature = "std")] + use std::sync::Arc; + + use crate::builder::AimDbInner; + + #[cfg(feature = "std")] + let records = HashMap::new(); + #[cfg(not(feature = "std"))] + let records = BTreeMap::new(); + + let inner = Arc::new(AimDbInner { records }); + let runtime = Arc::new(()); + + Emitter::new(runtime, inner) + } + + #[tokio::test] + #[cfg(all(test, feature = "tokio-runtime"))] + async fn test_tracked_fn_basic() { + let func = TrackedAsyncFn::new(|_em, data: TestData| async move { + assert_eq!(data.value, 42); + }); + + assert_eq!(func.stats().calls(), 0); + + let emitter = create_test_emitter(); + func.call(emitter, TestData { value: 42 }).await; + + assert_eq!(func.stats().calls(), 1); + assert_eq!(func.stats().last_arg().unwrap().value, 42); + } + + #[tokio::test] + #[cfg(all(test, feature = "tokio-runtime"))] + async fn test_tracked_fn_multiple_calls() { + let func = TrackedAsyncFn::new(|_em, _data: TestData| async move { + // Do nothing + }); + + let emitter = create_test_emitter(); + + func.call(emitter.clone(), TestData { value: 1 }).await; + func.call(emitter.clone(), TestData { value: 2 }).await; + func.call(emitter, TestData { value: 3 }).await; + + assert_eq!(func.stats().calls(), 3); + assert_eq!(func.stats().last_arg().unwrap().value, 3); + } +} diff --git a/aimdb-core/src/typed_record.rs b/aimdb-core/src/typed_record.rs new file mode 100644 index 00000000..4a9a002e --- /dev/null +++ b/aimdb-core/src/typed_record.rs @@ -0,0 +1,311 @@ +//! Type-safe record storage using TypeId +//! +//! This module provides a type-safe alternative to string-based record +//! identification, using Rust's `TypeId` for compile-time type safety. + +use core::any::Any; +use core::fmt::Debug; + +#[cfg(not(feature = "std"))] +extern crate alloc; + +#[cfg(not(feature = "std"))] +use alloc::{boxed::Box, sync::Arc, vec::Vec}; + +#[cfg(feature = "std")] +use std::{boxed::Box, sync::Arc, vec::Vec}; + +use crate::metrics::CallStats; +use crate::tracked_fn::TrackedAsyncFn; + +/// Type-erased trait for records +/// +/// Allows storage of heterogeneous record types in a single collection +/// while maintaining type safety through downcast operations. +/// +/// # Design +/// +/// - Type-erased interface for storage in collections +/// - Safe downcasting to concrete types via `Any` +/// - Validation of producer/consumer configuration +/// +/// # Example +/// +/// ```rust,ignore +/// let mut record: Box = Box::new(TypedRecord::::new()); +/// if let Some(typed) = record.as_any().downcast_ref::>() { +/// // Access type-specific methods +/// } +/// ``` +pub trait AnyRecord: Send + Sync { + /// Validates that the record has correct producer/consumer setup + /// + /// # Returns + /// `Ok(())` if valid, `Err` with description if invalid + /// + /// # Rules + /// - Must have exactly one producer + /// - Must have at least one consumer + fn validate(&self) -> Result<(), &'static str>; + + /// Returns self as Any for downcasting + fn as_any(&self) -> &dyn Any; + + /// Returns self as mutable Any for downcasting + fn as_any_mut(&mut self) -> &mut dyn Any; +} + +// Helper extension trait for type-safe downcasting +pub trait AnyRecordExt { + /// Attempts to downcast to a typed record reference + /// + /// # Type Parameters + /// * `T` - The expected record type + /// + /// # Returns + /// `Some(&TypedRecord)` if types match, `None` otherwise + fn as_typed(&self) -> Option<&TypedRecord>; + + /// Attempts to downcast to a mutable typed record reference + /// + /// # Type Parameters + /// * `T` - The expected record type + /// + /// # Returns + /// `Some(&mut TypedRecord)` if types match, `None` otherwise + fn as_typed_mut(&mut self) -> Option<&mut TypedRecord>; +} + +impl AnyRecordExt for Box { + fn as_typed(&self) -> Option<&TypedRecord> { + self.as_any().downcast_ref::>() + } + + fn as_typed_mut(&mut self) -> Option<&mut TypedRecord> { + self.as_any_mut().downcast_mut::>() + } +} + +/// Typed record storage with producer/consumer functions +/// +/// Stores type-safe producer and consumer functions for a specific +/// record type T, along with their execution statistics. +/// +/// # Type Parameters +/// * `T` - The record type (must be `Send + 'static + Debug + Clone`) +/// +/// # Design +/// +/// - One optional producer function +/// - Multiple consumer functions (Vec) +/// - Each function is wrapped in `TrackedAsyncFn` for observability +/// +/// # Example +/// +/// ```rust,ignore +/// let mut record = TypedRecord::::new(); +/// record.set_producer(|em, data| async move { +/// println!("Producer: {:?}", data); +/// }); +/// record.add_consumer(|em, data| async move { +/// println!("Consumer: {:?}", data); +/// }); +/// ``` +pub struct TypedRecord { + /// Optional producer function + producer: Option>, + + /// List of consumer functions + consumers: Vec>, +} + +impl TypedRecord { + /// Creates a new empty typed record + /// + /// # Returns + /// A `TypedRecord` with no producer or consumers + pub fn new() -> Self { + Self { + producer: None, + consumers: Vec::new(), + } + } + + /// Sets the producer function for this record + /// + /// # Arguments + /// * `f` - An async function taking `(Emitter, T)` and returning `()` + /// + /// # Panics + /// Panics if a producer is already set (each record can have only one producer) + /// + /// # Example + /// + /// ```rust,ignore + /// record.set_producer(|emitter, data| async move { + /// println!("Processing: {:?}", data); + /// // Can emit to other record types + /// emitter.emit(OtherType(data.value)).await?; + /// }); + /// ``` + pub fn set_producer(&mut self, f: F) + where + F: Fn(crate::emitter::Emitter, T) -> Fut + Send + Sync + 'static, + Fut: core::future::Future + Send + 'static, + { + if self.producer.is_some() { + panic!("This record type already has a producer"); + } + self.producer = Some(TrackedAsyncFn::new(f)); + } + + /// Adds a consumer function for this record + /// + /// Multiple consumers can be registered for the same record type. + /// They will all be called when data is produced. + /// + /// # Arguments + /// * `f` - An async function taking `(Emitter, T)` and returning `()` + /// + /// # Example + /// + /// ```rust,ignore + /// record.add_consumer(|emitter, data| async move { + /// println!("Consumer 1: {:?}", data); + /// }); + /// record.add_consumer(|emitter, data| async move { + /// println!("Consumer 2: {:?}", data); + /// }); + /// ``` + pub fn add_consumer(&mut self, f: F) + where + F: Fn(crate::emitter::Emitter, T) -> Fut + Send + Sync + 'static, + Fut: core::future::Future + Send + 'static, + { + self.consumers.push(TrackedAsyncFn::new(f)); + } + + /// Produces a value by calling producer and all consumers + /// + /// This is the core of the data flow mechanism: + /// 1. Calls the producer function (if set) + /// 2. Calls all consumer functions in order + /// + /// # Arguments + /// * `emitter` - The emitter context for cross-record communication + /// * `val` - The value to produce + /// + /// # Example + /// + /// ```rust,ignore + /// record.produce(emitter.clone(), SensorData { temp: 23.5 }).await; + /// ``` + pub async fn produce(&self, emitter: crate::emitter::Emitter, val: T) { + // Call producer if present + if let Some(p) = &self.producer { + p.call(emitter.clone(), val.clone()).await; + } + + // Call all consumers + for c in &self.consumers { + c.call(emitter.clone(), val.clone()).await; + } + } + + /// Returns statistics for the producer function + /// + /// # Returns + /// `Some(Arc>)` if producer is set, `None` otherwise + pub fn producer_stats(&self) -> Option>> { + self.producer.as_ref().map(|p| p.stats()) + } + + /// Returns statistics for all consumer functions + /// + /// # Returns + /// A vector of `Arc>`, one for each consumer + pub fn consumer_stats(&self) -> Vec>> { + self.consumers.iter().map(|c| c.stats()).collect() + } +} + +impl Default for TypedRecord { + fn default() -> Self { + Self::new() + } +} + +impl AnyRecord for TypedRecord { + fn validate(&self) -> Result<(), &'static str> { + if self.producer.is_none() { + return Err("must have exactly one producer"); + } + if self.consumers.is_empty() { + return Err("must have ≥1 consumer"); + } + Ok(()) + } + + fn as_any(&self) -> &dyn Any { + self + } + + fn as_any_mut(&mut self) -> &mut dyn Any { + self + } +} + +#[cfg(test)] +mod tests { + use super::*; + + #[derive(Debug, Clone, PartialEq)] + struct TestData { + value: i32, + } + + #[test] + fn test_typed_record_new() { + let record = TypedRecord::::new(); + assert!(record.producer.is_none()); + assert!(record.consumers.is_empty()); + } + + #[test] + fn test_typed_record_validation() { + let mut record = TypedRecord::::new(); + + // No producer, no consumers - invalid + assert!(record.validate().is_err()); + + // Add producer - still invalid (no consumers) + record.set_producer(|_em, _data| async {}); + assert!(record.validate().is_err()); + + // Add consumer - now valid + record.add_consumer(|_em, _data| async {}); + assert!(record.validate().is_ok()); + } + + #[test] + #[should_panic(expected = "already has a producer")] + fn test_typed_record_duplicate_producer() { + let mut record = TypedRecord::::new(); + record.set_producer(|_em, _data| async {}); + record.set_producer(|_em, _data| async {}); // Should panic + } + + #[test] + fn test_any_record_downcast() { + use super::AnyRecordExt; + + let mut record: Box = Box::new(TypedRecord::::new()); + + // Should successfully downcast to correct type + assert!(record.as_typed::().is_some()); + assert!(record.as_typed_mut::().is_some()); + + // Should fail to downcast to wrong type + assert!(record.as_typed::().is_none()); + } +} From e31f00729ba52e11ae21524e2a829f22e8e05f54 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 10 Oct 2025 20:17:39 +0000 Subject: [PATCH 57/65] Refactor Embassy database and example to simplify record handling and improve builder API --- aimdb-embassy-adapter/src/database.rs | 11 +++++------ aimdb-embassy-adapter/src/lib.rs | 4 ---- examples/embassy-runtime-demo/src/main.rs | 7 +------ 3 files changed, 6 insertions(+), 16 deletions(-) diff --git a/aimdb-embassy-adapter/src/database.rs b/aimdb-embassy-adapter/src/database.rs index 90048667..3d16b796 100644 --- a/aimdb-embassy-adapter/src/database.rs +++ b/aimdb-embassy-adapter/src/database.rs @@ -4,7 +4,7 @@ //! including the build() method that requires an Embassy Spawner. use crate::runtime::EmbassyAdapter; -use aimdb_core::{Database, DatabaseSpec, DatabaseSpecBuilder, Record}; +use aimdb_core::{Database, DatabaseSpec, DatabaseSpecBuilder}; #[cfg(feature = "embassy-runtime")] use embassy_executor::Spawner; @@ -22,9 +22,6 @@ pub type EmbassyDatabaseSpec = DatabaseSpec; /// Type alias for Embassy-specific database specification builder pub type EmbassyDatabaseSpecBuilder = DatabaseSpecBuilder; -/// Type alias for Embassy-specific record implementation -pub type EmbassyRecord = Record; - /// Extension trait for building Embassy databases /// /// This trait adds a build() method to DatabaseSpecBuilder @@ -68,10 +65,12 @@ pub trait EmbassyDatabaseBuilder { impl EmbassyDatabaseBuilder for DatabaseSpecBuilder { fn build(self, spawner: Spawner) -> Database { #[cfg(feature = "tracing")] - tracing::info!("Building Embassy database with spawner"); + tracing::info!("Building Embassy database with typed records and spawner"); let adapter = EmbassyAdapter::new_with_spawner(spawner); let spec = self.into_spec(); - Database::new(adapter, spec) + // Embassy build doesn't return Result, so we panic on error + // This is consistent with Embassy's error handling philosophy + Database::new(adapter, spec).expect("Failed to build Embassy database") } } diff --git a/aimdb-embassy-adapter/src/lib.rs b/aimdb-embassy-adapter/src/lib.rs index 9e026bcc..8a7f212f 100644 --- a/aimdb-embassy-adapter/src/lib.rs +++ b/aimdb-embassy-adapter/src/lib.rs @@ -84,13 +84,9 @@ pub use runtime::EmbassyAdapter; #[cfg(feature = "embassy-runtime")] pub use database::{ EmbassyDatabase, EmbassyDatabaseBuilder, EmbassyDatabaseSpec, EmbassyDatabaseSpecBuilder, - EmbassyRecord, }; // Re-export core types for convenience -#[cfg(not(feature = "std"))] -pub use aimdb_core::Record; - #[cfg(all(not(feature = "std"), feature = "embassy-runtime"))] pub use embassy_executor::Spawner; diff --git a/examples/embassy-runtime-demo/src/main.rs b/examples/embassy-runtime-demo/src/main.rs index 1bd861a2..5bb63bb7 100644 --- a/examples/embassy-runtime-demo/src/main.rs +++ b/examples/embassy-runtime-demo/src/main.rs @@ -54,12 +54,7 @@ async fn main(spawner: Spawner) { // Create database using the new unified builder API // Use StaticCell to make db live for 'static static DB_CELL: StaticCell = StaticCell::new(); - let db = DB_CELL.init( - Database::::builder() - .record("sensors") - .record("metrics") - .build(spawner), - ); + let db = DB_CELL.init(Database::::builder().build(spawner)); info!("✅ AimDB database created successfully"); From bda18aeec4f45bd41eabff70d8b1bc00b46d2588 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 10 Oct 2025 20:18:32 +0000 Subject: [PATCH 58/65] Enhance Tokio adapter features and documentation for improved usability --- aimdb-tokio-adapter/Cargo.toml | 7 ++-- aimdb-tokio-adapter/src/database.rs | 21 ++---------- aimdb-tokio-adapter/src/lib.rs | 47 ++++---------------------- aimdb-tokio-adapter/src/runtime.rs | 52 ----------------------------- 4 files changed, 14 insertions(+), 113 deletions(-) diff --git a/aimdb-tokio-adapter/Cargo.toml b/aimdb-tokio-adapter/Cargo.toml index a61741bf..545d5c1a 100644 --- a/aimdb-tokio-adapter/Cargo.toml +++ b/aimdb-tokio-adapter/Cargo.toml @@ -12,10 +12,13 @@ categories.workspace = true build = "build.rs" [features] -default = ["tokio-runtime"] +default = ["std", "tokio-runtime"] + +# Platform features +std = ["aimdb-core/std"] # Runtime features -tokio-runtime = ["tokio"] +tokio-runtime = ["tokio", "std"] # Observability features tracing = ["aimdb-core/tracing", "dep:tracing"] diff --git a/aimdb-tokio-adapter/src/database.rs b/aimdb-tokio-adapter/src/database.rs index 89b86eef..e970a953 100644 --- a/aimdb-tokio-adapter/src/database.rs +++ b/aimdb-tokio-adapter/src/database.rs @@ -30,32 +30,17 @@ pub trait TokioDatabaseBuilder { /// # Returns /// `DbResult>` - The configured database /// - /// # Example - /// ```rust,no_run - /// use aimdb_core::Database; - /// use aimdb_tokio_adapter::{TokioAdapter, TokioDatabaseBuilder}; - /// - /// #[tokio::main] - /// async fn main() -> aimdb_core::DbResult<()> { - /// let db = Database::::builder() - /// .record("sensors") - /// .record("metrics") - /// .build()?; - /// - /// // Use the database - /// Ok(()) - /// } - /// ``` + /// See the repository examples for complete usage. fn build(self) -> DbResult>; } impl TokioDatabaseBuilder for DatabaseSpecBuilder { fn build(self) -> DbResult> { #[cfg(feature = "tracing")] - tracing::info!("Building Tokio database"); + tracing::info!("Building Tokio database with typed records"); let adapter = TokioAdapter::new()?; let spec = self.into_spec(); - Ok(Database::new(adapter, spec)) + Database::new(adapter, spec) } } diff --git a/aimdb-tokio-adapter/src/lib.rs b/aimdb-tokio-adapter/src/lib.rs index 3b839ee5..520371e4 100644 --- a/aimdb-tokio-adapter/src/lib.rs +++ b/aimdb-tokio-adapter/src/lib.rs @@ -18,53 +18,18 @@ //! The adapter extends AimDB's core functionality without requiring tokio //! dependencies in the core crate. It provides: //! +//! //! - **Runtime Module**: Core async task spawning with `RuntimeAdapter` //! - **Time Module**: Time-related capabilities like timestamps and sleep //! - **Error Module**: Runtime error constructors and conversions //! - Rich error descriptions leveraging std formatting capabilities //! -//! # Usage -//! -//! ```rust,no_run -//! use aimdb_tokio_adapter::TokioAdapter; -//! use aimdb_executor::{RuntimeAdapter, DelayCapableAdapter, ExecutorResult}; -//! use aimdb_core::{DbResult, time::{SleepCapable, TimestampProvider}}; -//! use std::time::Duration; -//! -//! #[tokio::main] -//! async fn main() -> DbResult<()> { -//! // Create adapter -//! let adapter = TokioAdapter::new()?; -//! -//! // Spawn async tasks (spawn_task expects DbResult) -//! let result = adapter.spawn_task(async { -//! Ok::(42) -//! }).await?; -//! -//! // Use time capabilities -//! let timestamp = adapter.now(); -//! adapter.sleep(Duration::from_millis(100)).await; -//! -//! // Use delayed task spawning (expecting ExecutorResult) -//! adapter.spawn_delayed_task( -//! async { Ok::<(), aimdb_executor::ExecutorError>(()) }, -//! Duration::from_millis(500) -//! ).await?; -//! -//! Ok(()) -//! } -//! ``` -//! -//! # Error Code Ranges -//! -//! The adapter uses specific error code ranges for different runtime components: -//! -//! - **Runtime**: 0x7100-0x71FF -//! - **Timeout**: 0x7200-0x72FF -//! - **Task**: 0x7300-0x73FF -//! - **I/O**: 0x7400-0x74FF +//! See the repository examples for complete usage patterns. + +// Tokio adapter always requires std +#[cfg(not(feature = "std"))] +compile_error!("tokio-adapter requires the std feature"); -#[cfg(feature = "tokio-runtime")] pub mod database; pub mod error; pub mod runtime; diff --git a/aimdb-tokio-adapter/src/runtime.rs b/aimdb-tokio-adapter/src/runtime.rs index 19aa434d..462e7a0f 100644 --- a/aimdb-tokio-adapter/src/runtime.rs +++ b/aimdb-tokio-adapter/src/runtime.rs @@ -159,58 +159,6 @@ impl Spawn for TokioAdapter { } } -#[cfg(feature = "tokio-runtime")] -// impl DelayCapableAdapter for TokioAdapter { -// type Duration = Duration; -// -// /// Spawns a task that begins execution after the specified delay -// /// -// /// This implementation uses `tokio::time::sleep` to create the delay -// /// before executing the provided task. -// /// -// /// # Arguments -// /// * `task` - The async task to spawn after the delay -// /// * `delay` - How long to wait before starting task execution -// /// -// /// # Returns -// /// `DbResult` where T is the task's success type -// /// -// /// # Example -// /// ```rust,no_run -// /// use aimdb_tokio_adapter::TokioAdapter; -// /// use aimdb_executor::{DelayCapableAdapter, ExecutorResult}; -// /// use std::time::Duration; -// /// -// /// # #[tokio::main] -// /// # async fn main() -> ExecutorResult<()> { -// /// let adapter = TokioAdapter::new()?; -// /// -// /// let result = adapter.spawn_delayed_task( -// /// async { Ok::(42) }, -// /// Duration::from_millis(100) -// /// ).await?; -// /// -// /// assert_eq!(result, 42); -// /// # Ok(()) -// /// # } -// /// ``` -// #[allow(clippy::manual_async_fn)] -// fn spawn_delayed_task( -// &self, -// task: F, -// delay: Self::Duration, -// ) -> impl Future> + Send -// where -// F: Future> + Send + 'static, -// T: Send + 'static, -// { -// async move { -// tokio::time::sleep(delay).await; -// task.await -// } -// } -// } - // New unified Runtime trait implementations #[cfg(feature = "tokio-runtime")] impl TimeOps for TokioAdapter { From f24d592f1385dfca1b2c8b7e51bdfd4756e5f691 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 10 Oct 2025 20:19:13 +0000 Subject: [PATCH 59/65] Add producer-consumer demo example with unified Database API --- examples/producer-consumer-demo/Cargo.toml | 13 ++ examples/producer-consumer-demo/src/main.rs | 204 ++++++++++++++++++++ examples/tokio-runtime-demo/src/main.rs | 5 +- 3 files changed, 218 insertions(+), 4 deletions(-) create mode 100644 examples/producer-consumer-demo/Cargo.toml create mode 100644 examples/producer-consumer-demo/src/main.rs diff --git a/examples/producer-consumer-demo/Cargo.toml b/examples/producer-consumer-demo/Cargo.toml new file mode 100644 index 00000000..46fe93c3 --- /dev/null +++ b/examples/producer-consumer-demo/Cargo.toml @@ -0,0 +1,13 @@ +[package] +name = "producer-consumer-demo" +version = "0.1.0" +edition = "2021" + +[features] +default = ["std"] +std = [] + +[dependencies] +aimdb-core = { path = "../../aimdb-core" } +aimdb-tokio-adapter = { path = "../../aimdb-tokio-adapter" } +tokio = { version = "1.43", features = ["full"] } diff --git a/examples/producer-consumer-demo/src/main.rs b/examples/producer-consumer-demo/src/main.rs new file mode 100644 index 00000000..eb536718 --- /dev/null +++ b/examples/producer-consumer-demo/src/main.rs @@ -0,0 +1,204 @@ +//! Producer-Consumer Pattern Demo +//! +//! This example demonstrates the unified Database API in AimDB, +//! showing: +//! - Type-safe record registration with TypeId +//! - Self-registering records via RecordT trait +//! - Cross-record communication via Emitter +//! - Producer and consumer pipelines +//! - Built-in call tracking and observability +//! +//! # Architecture +//! +//! ```text +//! Messages (input) → Producer → Consumers → (may emit) → Alerts +//! ↓ +//! UpperConsumer +//! (if len > threshold) +//! ↓ +//! Alerts (output) +//! ``` + +use aimdb_core::{Database, Emitter, RecordRegistrar, RecordT}; +use aimdb_tokio_adapter::{TokioAdapter, TokioDatabaseBuilder}; +use std::sync::Arc; + +/* ================== Record Types ================== */ + +/// Represents incoming message data +#[derive(Clone, Debug)] +pub struct Messages(pub String); + +/// Represents alerts generated from messages +#[derive(Clone, Debug)] +pub struct Alerts(pub String); + +/* ================== Configuration ================== */ + +/// Shared configuration for message processing +#[derive(Clone)] +pub struct SharedStringsCfg { + pub prefix: String, + pub alert_threshold_len: usize, +} + +/// Configuration for message producer +#[derive(Clone)] +pub struct MsgProducer { + pub tag: String, + pub min_len: usize, +} + +impl MsgProducer { + pub async fn run(&self, _em: &Emitter, msg: &Messages) { + if msg.0.len() < self.min_len { + println!("[drop] {}", msg.0); + return; + } + println!("[{}] {}", self.tag, msg.0); + + // Simulate some async work + #[cfg(feature = "std")] + tokio::time::sleep(std::time::Duration::from_millis(10)).await; + } +} + +/// Consumer that converts messages to uppercase +#[derive(Clone)] +pub struct UpperConsumer; + +impl UpperConsumer { + pub async fn run(&self, em: &Emitter, shared: Arc, msg: &Messages) { + println!("{} [upper] {}", shared.prefix, msg.0.to_uppercase()); + + // Cross-emit: long messages raise an Alert + if msg.0.len() > shared.alert_threshold_len { + let _ = em.emit(Alerts(format!("[derived] {}", msg.0))).await; + } + } +} + +/* ================== Self-Registering Records ================== */ + +impl RecordT for Messages { + type Config = (Arc, Arc, Arc); + + fn register<'a>(reg: &'a mut RecordRegistrar<'a, Self>, cfg: &Self::Config) { + let (shared, prod, upper) = cfg.clone(); + + // Clone for closures + let prod_for_producer = prod.clone(); + let shared_for_consumer = shared.clone(); + let upper_for_consumer = upper.clone(); + + // Use fluent API - chain the calls + let _ = reg + .producer(move |em, msg| { + let prod = prod_for_producer.clone(); + async move { + prod.run(&em, &msg).await; + } + }) + .consumer(move |em, msg| { + let shared = shared_for_consumer.clone(); + let upper = upper_for_consumer.clone(); + async move { + upper.run(&em, shared, &msg).await; + } + }); + } +} + +impl RecordT for Alerts { + type Config = Arc; + + fn register<'a>(reg: &'a mut RecordRegistrar<'a, Self>, cfg: &Self::Config) { + let shared_for_consumer = cfg.clone(); + + // Use fluent API - chain the calls + let _ = reg + .producer(move |_em, a| async move { + println!("[ALERT] {}", a.0); + }) + .consumer(move |_em, a| { + let shared = shared_for_consumer.clone(); + async move { + println!("{} [sink] {}", shared.prefix, a.0); + } + }); + } +} + +/* ================== Main Demo ================== */ + +#[tokio::main] +async fn main() -> Result<(), Box> { + println!("╔══════════════════════════════════════════════════════════╗"); + println!("║ AimDB Producer-Consumer Pattern Demo (Tokio) ║"); + println!("╚══════════════════════════════════════════════════════════╝\n"); + + // Create configurations + let shared = Arc::new(SharedStringsCfg { + prefix: "[STR]".into(), + alert_threshold_len: 10, + }); + let prod = Arc::new(MsgProducer { + tag: "[sensor-A]".into(), + min_len: 3, + }); + let upper = Arc::new(UpperConsumer); + + println!("✓ Configuration created"); + + // Build database with self-registering records using the unified API + println!("Building database with type-safe records..."); + let db = Database::::builder() + .record::(&(shared.clone(), prod.clone(), upper.clone())) + .record::(&shared) + .build()?; + println!("✓ Database built successfully"); + + println!("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"); + println!("Emitting messages (data flows through pipeline):"); + + // Emit some messages - these will flow through the producer-consumer pipeline + db.produce(Messages("hi".into())).await?; + println!(); + + db.produce(Messages("hello".into())).await?; + println!(); + + db.produce(Messages("this one is definitely long".into())) + .await?; + println!(); + + // Give async tasks time to complete + tokio::time::sleep(std::time::Duration::from_millis(100)).await; + + println!("━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━"); + println!("Inspecting call statistics:"); + + // Inspect producer statistics + if let Some((calls, last)) = db.producer_stats::() { + println!("📊 Messages producer:"); + println!(" • Calls: {}", calls); + println!(" • Last: {:?}", last); + } + + // Inspect consumer statistics + let consumers = db.consumer_stats::(); + for (i, (calls, last)) in consumers.into_iter().enumerate() { + println!("\n📊 Messages consumer #{}:", i + 1); + println!(" • Calls: {}", calls); + println!(" • Last: {:?}", last); + } + + // Inspect Alerts producer stats + if let Some((calls, last)) = db.producer_stats::() { + println!("\n📊 Alerts producer:"); + println!(" • Calls: {}", calls); + println!(" • Last: {:?}", last); + } + + Ok(()) +} diff --git a/examples/tokio-runtime-demo/src/main.rs b/examples/tokio-runtime-demo/src/main.rs index eb1a2410..4e628cf5 100644 --- a/examples/tokio-runtime-demo/src/main.rs +++ b/examples/tokio-runtime-demo/src/main.rs @@ -19,10 +19,7 @@ async fn main() -> DbResult<()> { println!("🔧 Setting up AimDB with Tokio runtime..."); // Create database using the new unified builder API - let db = Database::::builder() - .record("sensors") - .record("metrics") - .build()?; + let db = Database::::builder().build()?; println!("✅ AimDB database created successfully"); From f22860f8e426ed4bbe828d7265af6a8c366cc9ff Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 10 Oct 2025 20:19:27 +0000 Subject: [PATCH 60/65] Add producer-consumer demo example and update workspace configuration --- Cargo.lock | 16 ++++++++++++++++ Cargo.toml | 1 + README.md | 42 +++++++++++++++++++++++++++++++++--------- rustfmt.toml | 4 ++++ 4 files changed, 54 insertions(+), 9 deletions(-) create mode 100644 rustfmt.toml diff --git a/Cargo.lock b/Cargo.lock index 951581f4..08aeff32 100644 --- a/Cargo.lock +++ b/Cargo.lock @@ -54,6 +54,7 @@ dependencies = [ "metrics", "serde", "serde_json", + "spin", "thiserror", "tokio", "tracing", @@ -1264,6 +1265,15 @@ dependencies = [ "unicode-ident", ] +[[package]] +name = "producer-consumer-demo" +version = "0.1.0" +dependencies = [ + "aimdb-core", + "aimdb-tokio-adapter", + "tokio", +] + [[package]] name = "quote" version = "1.0.41" @@ -1519,6 +1529,12 @@ dependencies = [ "windows-sys 0.59.0", ] +[[package]] +name = "spin" +version = "0.9.8" +source = "registry+https://github.com/rust-lang/crates.io-index" +checksum = "6980e8d7511241f8acf4aebddbb1ff938df5eebe98691418c4468d0b72a96a67" + [[package]] name = "ssmarshal" version = "1.0.0" diff --git a/Cargo.toml b/Cargo.toml index e1f46517..54df11ae 100644 --- a/Cargo.toml +++ b/Cargo.toml @@ -9,6 +9,7 @@ members = [ "examples/shared", "examples/tokio-runtime-demo", "examples/embassy-runtime-demo", + "examples/producer-consumer-demo", ] exclude = ["_external"] resolver = "2" diff --git a/README.md b/README.md index cf99cd61..60deedf2 100644 --- a/README.md +++ b/README.md @@ -55,23 +55,47 @@ cd aimdb code . # Then: Ctrl/Cmd+Shift+P → "Dev Containers: Reopen in Container" -# 3. Inside the container, build and run the Tokio example: -cargo build -cargo run --package tokio-runtime-demo +# 3. Inside the container, build and test: +make check # Format, lint, and test -# 4. For embedded target, build the Embassy example: -cargo build --package embassy-runtime-demo --target thumbv7em-none-eabihf +# 4. Run the examples: +cargo run --package tokio-runtime-demo # Std runtime +cargo run --package embassy-runtime-demo # Embedded (compile-only) ``` **✅ Zero Setup**: Rust, embedded targets and development tools pre-installed **✅ Cross-Platform**: Works on macOS, Linux, Windows (with Docker Desktop) or WSL **✅ VS Code Ready**: Optimized extensions and settings included -The examples demonstrate the AimDB API with direct spawning patterns: -- **Tokio example**: Shows std runtime with direct `adapter.spawn()` calls -- **Embassy example**: Shows embedded runtime with `#[embassy_executor::task]` integration +### Basic Usage + +```rust +use aimdb_core::{Database, RecordT}; +use aimdb_tokio_adapter::TokioAdapter; + +#[derive(Debug, Clone)] +struct SensorData(String); +impl RecordT for SensorData {} + +#[tokio::main] +async fn main() -> Result<(), Box> { + // Build typed database + let db = Database::::builder() + .record::(&Default::default()) + .build()?; + + // Produce data + db.produce(SensorData("temp: 23.5°C".into())).await?; + + // Check stats + let stats = db.producer_stats::(); + println!("Calls: {}", stats.call_count()); + + Ok(()) +} +``` -> **💡 Architecture**: AimDB uses a clean, flat trait structure instead of complex hierarchies or proc macros, making the codebase easy to understand and extend. +> **💡 Architecture**: Type-safe records with `TypeId`-based routing. No string keys, no macros. --- diff --git a/rustfmt.toml b/rustfmt.toml new file mode 100644 index 00000000..556f3407 --- /dev/null +++ b/rustfmt.toml @@ -0,0 +1,4 @@ +# AimDB rustfmt configuration + +# Standard formatting rules +edition = "2024" From 0c66a99ea004b354b47f5a5819cb1d3d14fb0c34 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 10 Oct 2025 20:25:07 +0000 Subject: [PATCH 61/65] Add submodule support to CI workflows for improved dependency management --- .github/workflows/ci.yml | 12 ++++++++++++ .github/workflows/devcontainer.yml | 4 ++++ .github/workflows/docs.yml | 2 ++ .github/workflows/release.yml | 2 ++ .github/workflows/security.yml | 4 ++++ 5 files changed, 24 insertions(+) diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml index 118f65df..fcd384e0 100644 --- a/.github/workflows/ci.yml +++ b/.github/workflows/ci.yml @@ -16,6 +16,8 @@ jobs: runs-on: ubuntu-latest steps: - uses: actions/checkout@v4 + with: + submodules: recursive - name: Install Rust uses: dtolnay/rust-toolchain@stable @@ -43,6 +45,8 @@ jobs: runs-on: ubuntu-latest steps: - uses: actions/checkout@v4 + with: + submodules: recursive - name: Install Rust uses: dtolnay/rust-toolchain@stable @@ -73,6 +77,8 @@ jobs: runs-on: ubuntu-latest steps: - uses: actions/checkout@v4 + with: + submodules: recursive - name: Install Rust uses: dtolnay/rust-toolchain@stable @@ -95,6 +101,8 @@ jobs: runs-on: ubuntu-latest steps: - uses: actions/checkout@v4 + with: + submodules: recursive - name: Install Rust uses: dtolnay/rust-toolchain@stable @@ -133,6 +141,8 @@ jobs: steps: - uses: actions/checkout@v4 + with: + submodules: recursive - name: Install Rust uses: dtolnay/rust-toolchain@stable @@ -176,6 +186,8 @@ jobs: needs: [format-and-lint, makefile-build, feature-validation, embedded-targets, adapters] steps: - uses: actions/checkout@v4 + with: + submodules: recursive - name: Install Rust uses: dtolnay/rust-toolchain@stable diff --git a/.github/workflows/devcontainer.yml b/.github/workflows/devcontainer.yml index 208747a0..f4480342 100644 --- a/.github/workflows/devcontainer.yml +++ b/.github/workflows/devcontainer.yml @@ -79,6 +79,8 @@ jobs: steps: - name: Checkout repository uses: actions/checkout@v4 + with: + submodules: recursive - name: Set up Docker Buildx uses: docker/setup-buildx-action@v3 @@ -163,6 +165,8 @@ jobs: steps: - name: Checkout repository uses: actions/checkout@v4 + with: + submodules: recursive - name: Set up Docker Buildx uses: docker/setup-buildx-action@v3 diff --git a/.github/workflows/docs.yml b/.github/workflows/docs.yml index fca87870..539b0c06 100644 --- a/.github/workflows/docs.yml +++ b/.github/workflows/docs.yml @@ -18,6 +18,8 @@ jobs: environment: ${{ github.ref == 'refs/heads/main' && 'github-pages' || null }} steps: - uses: actions/checkout@v4 + with: + submodules: recursive - name: Install Rust uses: dtolnay/rust-toolchain@stable diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml index 41e11a00..35f48c62 100644 --- a/.github/workflows/release.yml +++ b/.github/workflows/release.yml @@ -14,6 +14,8 @@ jobs: runs-on: ubuntu-latest steps: - uses: actions/checkout@v4 + with: + submodules: recursive - name: Install Rust uses: dtolnay/rust-toolchain@stable diff --git a/.github/workflows/security.yml b/.github/workflows/security.yml index adc4099a..c231ab99 100644 --- a/.github/workflows/security.yml +++ b/.github/workflows/security.yml @@ -23,6 +23,8 @@ jobs: runs-on: ubuntu-latest steps: - uses: actions/checkout@v4 + with: + submodules: recursive - name: Install Rust uses: dtolnay/rust-toolchain@stable @@ -38,6 +40,8 @@ jobs: runs-on: ubuntu-latest steps: - uses: actions/checkout@v4 + with: + submodules: recursive - name: Install Rust uses: dtolnay/rust-toolchain@stable From 727f3a1733064eece8d86334504878bf92fdf294 Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Fri, 10 Oct 2025 20:34:35 +0000 Subject: [PATCH 62/65] Update Cargo.toml for producer-consumer-demo to use workspace settings for version, edition, and license --- examples/producer-consumer-demo/Cargo.toml | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) diff --git a/examples/producer-consumer-demo/Cargo.toml b/examples/producer-consumer-demo/Cargo.toml index 46fe93c3..6c21b610 100644 --- a/examples/producer-consumer-demo/Cargo.toml +++ b/examples/producer-consumer-demo/Cargo.toml @@ -1,7 +1,10 @@ [package] name = "producer-consumer-demo" -version = "0.1.0" -edition = "2021" +version.workspace = true +edition.workspace = true +license.workspace = true +description = "AimDB example demonstrating producer consumer creation based on a Tokio runtime" +publish = false [features] default = ["std"] From cafdf7695f5404761731773769c074744947691b Mon Sep 17 00:00:00 2001 From: "sounds.like.lx" <147444674+lxsaah@users.noreply.github.com> Date: Fri, 10 Oct 2025 22:56:52 +0200 Subject: [PATCH 63/65] Update aimdb-core/src/error.rs Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> --- aimdb-core/src/error.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/aimdb-core/src/error.rs b/aimdb-core/src/error.rs index e52c11fa..22339eb9 100644 --- a/aimdb-core/src/error.rs +++ b/aimdb-core/src/error.rs @@ -489,7 +489,7 @@ impl core::fmt::Display for DbError { DbError::ResourceUnavailable { .. } => (0x5002, "Resource unavailable"), DbError::HardwareError { .. } => (0x6001, "Hardware error"), DbError::Internal { .. } => (0x7001, "Internal error"), - DbError::RuntimeError { .. } => (0xA001, "Runtime error"), + DbError::RuntimeError { .. } => (0x7002, "Runtime error"), // Standard library only errors (conditionally compiled) #[cfg(feature = "std")] From 024da229a5403d021592743771bfcfca286db226 Mon Sep 17 00:00:00 2001 From: "sounds.like.lx" <147444674+lxsaah@users.noreply.github.com> Date: Fri, 10 Oct 2025 23:03:17 +0200 Subject: [PATCH 64/65] Update aimdb-core/src/database.rs Co-authored-by: Copilot <175728472+Copilot@users.noreply.github.com> --- aimdb-core/src/database.rs | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/aimdb-core/src/database.rs b/aimdb-core/src/database.rs index 57d0e538..f285336d 100644 --- a/aimdb-core/src/database.rs +++ b/aimdb-core/src/database.rs @@ -296,7 +296,7 @@ impl Database { // For no_std, we need a static reference - this would typically be handled // by the caller storing the adapter in a static cell first // For now, we'll document this limitation - panic!("context() not supported in no_std without static reference - use adapter() directly") + panic!("context() not supported in no_std without a static reference. To use context(), store your adapter in a static cell (e.g., StaticCell from portable-atomic or embassy-sync), or use adapter() directly.") } } } From ada857b0b2575bfe0f9bb44f318a1d537a860b3b Mon Sep 17 00:00:00 2001 From: =?UTF-8?q?Alexander=20Schn=C3=B6rch?= Date: Sat, 11 Oct 2025 06:51:28 +0000 Subject: [PATCH 65/65] Add examples target to all command in Makefile for comprehensive build Remove global static adapter initialization and related methods for cleaner API --- Makefile | 2 +- aimdb-embassy-adapter/src/runtime.rs | 71 ---------------------------- 2 files changed, 1 insertion(+), 72 deletions(-) diff --git a/Makefile b/Makefile index 894d8cf0..462fca7d 100644 --- a/Makefile +++ b/Makefile @@ -138,5 +138,5 @@ check: fmt clippy test test-embedded test-feature-validation @printf "$(BLUE)✓ Embedded target compatibility verified$(NC)\n" @printf "$(BLUE)✓ Invalid feature combinations correctly rejected$(NC)\n" -all: build test +all: build test examples @printf "$(GREEN)Build and test completed!$(NC)\n" diff --git a/aimdb-embassy-adapter/src/runtime.rs b/aimdb-embassy-adapter/src/runtime.rs index 565d80ad..74193709 100644 --- a/aimdb-embassy-adapter/src/runtime.rs +++ b/aimdb-embassy-adapter/src/runtime.rs @@ -114,77 +114,6 @@ impl EmbassyAdapter { pub fn spawner(&self) -> Option<&Spawner> { self.spawner.as_ref() } - - /// Initialize a global static adapter instance - /// - /// This provides a cleaner API by managing the static storage internally. - /// Only call this once at the start of your application. - /// - /// # Safety - /// Must be called only once during application initialization, before any services are spawned. - /// - /// # Example - /// ```rust,no_run - /// # #[cfg(not(feature = "std"))] - /// # { - /// use aimdb_embassy_adapter::EmbassyAdapter; - /// use embassy_executor::Spawner; - /// - /// #[embassy_executor::main] - /// async fn main(spawner: Spawner) -> ! { - /// // Initialize the global adapter - /// EmbassyAdapter::init_global(spawner); - /// - /// // Get a reference to use with services - /// let adapter = EmbassyAdapter::global(); - /// - /// // Use adapter to spawn services... - /// # loop {} - /// } - /// # } - /// ``` - #[cfg(feature = "embassy-runtime")] - pub fn init_global(spawner: Spawner) { - static mut GLOBAL_ADAPTER: Option = None; - - unsafe { - use core::ptr; - ptr::write( - ptr::addr_of_mut!(GLOBAL_ADAPTER), - Some(Self::new_with_spawner(spawner)), - ); - } - } - - /// Get a reference to the global adapter instance - /// - /// # Panics - /// Panics if `init_global()` has not been called first. - /// - /// # Example - /// ```rust,no_run - /// # #[cfg(not(feature = "std"))] - /// # { - /// use aimdb_embassy_adapter::EmbassyAdapter; - /// - /// # async fn example() { - /// let adapter = EmbassyAdapter::global(); - /// // Use adapter with services... - /// # } - /// # } - /// ``` - #[cfg(feature = "embassy-runtime")] - pub fn global() -> &'static Self { - static mut GLOBAL_ADAPTER: Option = None; - - unsafe { - use core::ptr; - ptr::addr_of!(GLOBAL_ADAPTER) - .as_ref() - .and_then(|opt| opt.as_ref()) - .expect("EmbassyAdapter::init_global() must be called first") - } - } } impl Default for EmbassyAdapter {