multipath: merge main (#3674)

## Description

Merges main and adapts for the changes from #3619 

## Breaking Changes

<!-- Optional, if there are any breaking changes document them,
including how to migrate older code. -->

## Notes & open questions

<!-- Any notes, remarks or open questions you have to make about the PR.
-->

## Change checklist
<!-- Remove any that are not relevant. -->
- [ ] Self-review.
- [ ] Documentation updates following the [style
guide](https://rust-lang.github.io/rfcs/1574-more-api-documentation-conventions.html#appendix-a-full-conventions-text),
if relevant.
- [ ] Tests if relevant.
- [ ] All breaking changes documented.
- [ ] List all breaking changes in the above "Breaking Changes" section.
- [ ] Open an issue or PR on any number0 repos that are affected by this
breaking change. Give guidance on how the updates should be handled or
do the actual updates themselves. The major ones are:
    - [ ] [`quic-rpc`](https://github.com/n0-computer/quic-rpc)
    - [ ] [`iroh-gossip`](https://github.com/n0-computer/iroh-gossip)
    - [ ] [`iroh-blobs`](https://github.com/n0-computer/iroh-blobs)
    - [ ] [`dumbpipe`](https://github.com/n0-computer/dumbpipe)
    - [ ] [`sendme`](https://github.com/n0-computer/sendme)

---------

Co-authored-by: Rüdiger Klaehn <rklaehn@protonmail.com>
Co-authored-by: Friedel Ziegelmayer <me@dignifiedquire.com>

Author: 3 people

iroh/src/discovery.rs

@@ -893,12 +893,10 @@ mod tests {
         let (ep2, _guard2) =
             new_endpoint(&mut rng, |ep| disco_shared.create_discovery(ep.id())).await;
 
-        let ep1_wrong_addr = EndpointAddr {
-            id: ep1.id(),
-            addrs: [TransportAddr::Ip("240.0.0.1:1000".parse().unwrap())]
-                .into_iter()
-                .collect(),
-        };
+        let ep1_wrong_addr = EndpointAddr::from_parts(
+            ep1.id(),
+            [TransportAddr::Ip("240.0.0.1:1000".parse().unwrap())],
+        );
         let _conn = ep2.connect(ep1_wrong_addr, TEST_ALPN).await?;
         Ok(())
     }
@@ -1043,10 +1041,7 @@ mod test_dns_pkarr {
             .await?;
         println!("resolved {resolved:?}");
 
-        let expected_addr = EndpointAddr {
-            id: endpoint_id,
-            addrs: relay_url.into_iter().collect(),
-        };
+        let expected_addr = EndpointAddr::from_parts(endpoint_id, relay_url);
 
         assert_eq!(resolved.to_endpoint_addr(), expected_addr);
         assert_eq!(resolved.user_data(), Some(&user_data));

iroh/src/discovery/static_provider.rs

@@ -248,12 +248,10 @@ mod tests {
             .await?;
 
         let key = SecretKey::from_bytes(&[0u8; 32]);
-        let addr = EndpointAddr {
-            id: key.public(),
-            addrs: [TransportAddr::Relay("https://example.com".parse()?)]
-                .into_iter()
-                .collect(),
-        };
+        let addr = EndpointAddr::from_parts(
+            key.public(),
+            [TransportAddr::Relay("https://example.com".parse()?)],
+        );
         let user_data = Some("foobar".parse().unwrap());
         let endpoint_info = EndpointInfo::from(addr.clone()).with_user_data(user_data.clone());
         discovery.add_endpoint_info(endpoint_info.clone());
@@ -280,12 +278,10 @@ mod tests {
     async fn test_provenance() -> Result {
         let discovery = StaticProvider::with_provenance("foo");
         let key = SecretKey::from_bytes(&[0u8; 32]);
-        let addr = EndpointAddr {
-            id: key.public(),
-            addrs: [TransportAddr::Relay("https://example.com".parse()?)]
-                .into_iter()
-                .collect(),
-        };
+        let addr = EndpointAddr::from_parts(
+            key.public(),
+            [TransportAddr::Relay("https://example.com".parse()?)],
+        );
         discovery.add_endpoint_info(addr);
         let mut stream = discovery.resolve(key.public()).unwrap();
         let item = stream.next().await.unwrap()?;

iroh/src/endpoint.rs

@@ -69,8 +69,8 @@ pub use quinn_proto::{
 
 pub use self::connection::{
     Accept, Accepting, AlpnError, AuthenticationError, Connecting, ConnectingError, Connection,
-    Incoming, IncomingZeroRttConnection, OutgoingZeroRttConnection, RemoteEndpointIdError,
-    ZeroRttStatus,
+    ConnectionState, HandshakeCompleted, Incoming, IncomingZeroRtt, IncomingZeroRttConnection,
+    OutgoingZeroRtt, OutgoingZeroRttConnection, RemoteEndpointIdError, ZeroRttStatus,
 };
 pub use crate::magicsock::transports::TransportConfig;