Merge pull request #207 from AAdewunmi/feat/ship-gunicorn-container-start-up

Feat/ship gunicorn container start up

Author: AAdewunmi

.gitignore

@@ -47,3 +47,4 @@ coverage.xml
 
 # Shell scripts
 *.sh
+!docker/entrypoint.sh

Dockerfile

@@ -1,8 +1,9 @@
 # path: Dockerfile
 FROM python:3.12-slim
 
-ENV PYTHONDONTWRITEBYTECODE=1
-ENV PYTHONUNBUFFERED=1
+ENV PYTHONDONTWRITEBYTECODE=1 \
+    PYTHONUNBUFFERED=1 \
+    PIP_NO_CACHE_DIR=1
 
 WORKDIR /app
 
@@ -18,6 +19,9 @@ RUN pip install --upgrade pip \
 
 COPY . /app
 
+RUN chmod +x /app/docker/entrypoint.sh
+
 EXPOSE 8000
 
-CMD ["python", "manage.py", "runserver", "0.0.0.0:8000"]
+ENTRYPOINT ["sh", "/app/docker/entrypoint.sh"]
+CMD ["gunicorn", "config.wsgi:application", "-c", "gunicorn.conf.py"]

config/settings/base.py

@@ -36,6 +36,7 @@
 
 MIDDLEWARE = [
     "django.middleware.security.SecurityMiddleware",
+    "whitenoise.middleware.WhiteNoiseMiddleware",
     "django.contrib.sessions.middleware.SessionMiddleware",
     "django.middleware.common.CommonMiddleware",
     "django.middleware.csrf.CsrfViewMiddleware",
@@ -92,6 +93,7 @@
 STATIC_URL = "/static/"
 STATIC_ROOT = BASE_DIR / "staticfiles"
 STATICFILES_DIRS = [BASE_DIR / "static"]
+STATICFILES_STORAGE = "whitenoise.storage.CompressedManifestStaticFilesStorage"
 
 MEDIA_URL = "/media/"
 MEDIA_ROOT = BASE_DIR / "media"

docker-compose.yml

@@ -20,7 +20,6 @@ services:
   web:
     build:
       context: .
-    command: python manage.py runserver 0.0.0.0:8000
     env_file:
       - .env
     volumes:
@@ -32,4 +31,4 @@ services:
         condition: service_healthy
 
 volumes:
-  returnhub_postgres_data:
+  returnhub_postgres_data:

docker/entrypoint.sh

@@ -0,0 +1,14 @@
+# path: docker/entrypoint.sh
+#!/usr/bin/env sh
+set -eu
+
+if [ "${DJANGO_SETTINGS_MODULE:-config.settings.dev}" = "config.settings.production" ]; then
+    python manage.py check --deploy --fail-level WARNING
+else
+    python manage.py check
+fi
+
+python manage.py migrate --noinput
+python manage.py collectstatic --noinput
+
+exec "$@"

gunicorn.conf.py

@@ -0,0 +1,19 @@
+# path: gunicorn.conf.py
+"""Gunicorn process configuration for ReturnHub."""
+
+from __future__ import annotations
+
+import os
+
+bind = "0.0.0.0:8000"
+workers = int(os.getenv("GUNICORN_WORKERS", "3"))
+worker_class = "gthread"
+threads = int(os.getenv("GUNICORN_THREADS", "4"))
+timeout = int(os.getenv("GUNICORN_TIMEOUT", "60"))
+graceful_timeout = 30
+keepalive = 5
+
+accesslog = "-"
+errorlog = "-"
+capture_output = True
+loglevel = os.getenv("GUNICORN_LOG_LEVEL", "info")

requirements/base.txt

@@ -4,6 +4,7 @@ djangorestframework>=3.15,<4.0
 psycopg[binary]>=3.2,<4.0
 python-dotenv>=1.0,<2.0
 gunicorn>=23.0,<24.0
+whitenoise>=6.8,<7.0
 joblib>=1.4,<2.0
 pandas>=2.2,<3.0
 scikit-learn>=1.5,<2.0