Migrate from heroku to fly.io (#67)

Author: camilamaia

.dockerignore

@@ -0,0 +1,3 @@
+fly.toml
+.git/
+*.sqlite3

Dockerfile

@@ -0,0 +1,25 @@
+ARG PYTHON_VERSION=3.10-slim-buster
+
+FROM python:${PYTHON_VERSION}
+
+ENV PYTHONDONTWRITEBYTECODE 1
+ENV PYTHONUNBUFFERED 1
+
+RUN mkdir -p /code
+
+WORKDIR /code
+
+COPY requirements.txt /tmp/requirements.txt
+
+RUN set -ex && \
+    pip install --upgrade pip && \
+    pip install -r /tmp/requirements.txt && \
+    rm -rf /root/.cache/
+
+COPY . /code/
+
+RUN python manage.py collectstatic --noinput
+
+EXPOSE 8000
+
+CMD ["gunicorn", "--bind", ":8000", "--workers", "2", "demo.wsgi"]

Procfile

@@ -44,10 +44,3 @@ python manage.py runserver
 ```
 
 * If everything runs smoothly without any errors you should see the API live at http://127.0.0.1:8000/. Feel free to create an issue if run into problems while setting up the project.
-
-
-## Deployment
-
-Currently the demo-api is hosted on Heroku with an auto deployment enabled i.e whenver any branch is merged into the main branch. A new deployment is triggered at [demo.scanapi.dev](https://demo.scanapi.dev/api/v1/).
-
-You can check the status/activity log of the current deployment as well as the past ones [here](https://github.com/scanapi/demo-api/deployments).

README.md

@@ -10,9 +10,11 @@
 https://docs.djangoproject.com/en/3.1/ref/settings/
 """
 
-from pathlib import Path
+import dj_database_url
 import os
 
+from pathlib import Path
+
 # # Build paths inside the project like this: BASE_DIR / 'subdir'.
 BASE_DIR = Path(__file__).resolve().parent.parent
 
@@ -51,6 +53,7 @@
     "django.contrib.auth.middleware.AuthenticationMiddleware",
     "django.contrib.messages.middleware.MessageMiddleware",
     "django.middleware.clickjacking.XFrameOptionsMiddleware",
+    "whitenoise.middleware.WhiteNoiseMiddleware",
 ]
 
 ROOT_URLCONF = "demo.urls"
@@ -73,18 +76,13 @@
 
 WSGI_APPLICATION = "demo.wsgi.application"
 
-
-# Database
-# https://docs.djangoproject.com/en/3.1/ref/settings/#databases
-
+# https://davi.sh/blog/2022/10/django-with-flyio/
 DATABASES = {
-    "default": {
-        "ENGINE": "django.db.backends.sqlite3",
-        "NAME": BASE_DIR / "db.sqlite3",
-    }
+    "default": dj_database_url.config(
+        default="sqlite:///" + os.path.join(BASE_DIR, "db.sqlite3")
+    )
 }
 
-
 # Password validation
 # https://docs.djangoproject.com/en/3.1/ref/settings/#auth-password-validators
 
@@ -128,14 +126,10 @@
     "PAGE_SIZE": 10,
 }
 
-# Static files (CSS, JavaScript, Images)
-# https://docs.djangoproject.com/en/1.9/howto/static-files/
-STATIC_ROOT = os.path.join(BASE_DIR, "staticfiles")
-STATIC_URL = "/static/"
-
-# Extra places for collectstatic to find static files.
-STATICFILES_DIRS = (os.path.join(BASE_DIR, "static"),)
+STATIC_URL = "static/"
+STATIC_ROOT = BASE_DIR.parent.parent / "static"
 
+STATICFILES_STORAGE = "whitenoise.storage.CompressedManifestStaticFilesStorage"
 
 # allauth settings
 ACCOUNT_EMAIL_VERIFICATION = "none"

demo/settings/common.py

@@ -1,4 +1,3 @@
-import django_heroku
 from demo.settings.common import *
 
 # Quick-start development settings - unsuitable for production
@@ -10,6 +9,4 @@
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = False
 
-ALLOWED_HOSTS = ["demo.scanapi.dev"]
-
-django_heroku.settings(locals())
+ALLOWED_HOSTS = ["demo.scanapi.dev", "demo-api.fly.dev"]

demo/settings/production.py

@@ -0,0 +1,46 @@
+# fly.toml file generated for demo-api on 2023-02-22T07:57:35+01:00
+
+app = "demo-api"
+kill_signal = "SIGINT"
+kill_timeout = 5
+processes = []
+
+[deploy]
+  release_command = "python manage.py migrate"
+
+[env]
+  ENVIRONMENT = "production"
+  PORT = "8000"
+
+[experimental]
+  auto_rollback = true
+
+[[services]]
+  http_checks = []
+  internal_port = 8000
+  processes = ["app"]
+  protocol = "tcp"
+  script_checks = []
+  [services.concurrency]
+    hard_limit = 25
+    soft_limit = 20
+    type = "connections"
+
+  [[services.ports]]
+    force_https = true
+    handlers = ["http"]
+    port = 80
+
+  [[services.ports]]
+    handlers = ["tls", "http"]
+    port = 443
+
+  [[services.tcp_checks]]
+    grace_period = "1s"
+    interval = "15s"
+    restart_limit = 0
+    timeout = "2s"
+
+[[statics]]
+  guest_path = "/app/public"
+  url_prefix = "/static/"

demo/static/.keepme

@@ -1,10 +1,12 @@
-Django==3.2.18
-PyYAML==5.4.1
-Pygments==2.9.0
+dj-database-url==1.2.0
 django-allauth==0.44.0
-django-heroku==0.3.1
 django-rest-auth==0.9.5
+Django==3.2.18
 djangorestframework==3.12.4
 gunicorn==20.0.4
-uritemplate==3.0.1
+psycopg2-binary==2.9.5
+Pygments==2.9.0
+PyYAML==5.4.1
 setuptools>=65.5.1 # not directly required, pinned by Snyk to avoid a vulnerability
+uritemplate==3.0.1
+whitenoise==6.3.0