[story/EDROP-14]

Dockerfile-prod

@@ -0,0 +1,17 @@
+FROM python:3.13
+ENV PYTHONDONTWRITEBYTECODE=1
+ENV PYTHONUNBUFFERED=1
+
+WORKDIR /edrop
+
+RUN apt-get update && apt-get install -y supervisor && \
+    apt-get clean && rm -rf /var/lib/apt/lists/*
+
+COPY supervisord.conf /etc/supervisor/conf.d/supervisord.conf
+COPY supervisor.service /etc/systemd/system/supervisor.service
+
+COPY edrop-gunicorn.sh /edrop/edrop-gunicorn.sh
+
+RUN ["chmod", "+x", "/edrop/edrop-gunicorn.sh"]
+
+ENTRYPOINT ["./edrop-gunicorn.sh"]

docker-compose.yml

@@ -2,7 +2,7 @@ version: "3.9"
 
 services:
   db:
-    image: postgres
+    image: postgres:14
     platform: linux/amd64
     volumes:
       - ./data/db:/var/lib/postgresql/data
@@ -13,7 +13,9 @@ services:
     ports:
       - "5432:5432"
   web:
-    build: .
+    build:
+      context: .
+      dockerfile: Dockerfile-prod
     platform: linux/amd64
     command: tail -f /dev/null
     volumes:

edrop-gunicorn.sh

@@ -0,0 +1,29 @@
+#!/bin/bash
+
+NAME="edrop"                                  # Name of the application
+DJANGODIR=/edrop                              # Django project directory
+NUM_WORKERS=3                                 # Number of Gunicorn workers
+DJANGO_SETTINGS_MODULE=edrop.settings         # Django settings module
+DJANGO_WSGI_MODULE=edrop.wsgi                 # WSGI module name
+
+echo "Starting $NAME as `whoami`"
+
+# Activate the virtual environment
+cd $DJANGODIR
+source .env_app
+export DJANGO_SETTINGS_MODULE=$DJANGO_SETTINGS_MODULE
+export PYTHONPATH=$DJANGODIR:$PYTHONPATH
+mkdir -p /edrop/logs
+python -m pip install -r requirements.txt
+python manage.py migrate
+python manage.py collectstatic --noinput
+service supervisor start
+
+# Start your Django Unicorn
+# Programs meant to be run under supervisor should not daemonize themselves (do not use --daemon)
+exec gunicorn ${DJANGO_WSGI_MODULE}:application \
+  --name $NAME \
+  --workers $NUM_WORKERS \
+  --bind=0.0.0.0:8000 \
+  --log-level=info \
+  --log-file=-

requirements.txt

@@ -1,3 +1,4 @@
 django==5.1
+gunicorn==22.0.0
 psycopg2==2.9.10
 dj-static==0.0.6

supervisor.service

@@ -0,0 +1,14 @@
+# /etc/systemd/system/supervisor.service
+
+[Unit]
+Description=Supervisor
+After=syslog.target network.target
+
+[Service]
+ExecStart=/usr/bin/supervisord --configuration=/etc/supervisor/conf.d/supervisord.conf --logfile=./edrop/logs/edrop_supervisor.log
+ExecStop=/usr/bin/supervisorctl shutdown
+ExecReload=/usr/bin/supervisorctl reload all
+Restart=always
+
+[Install]
+WantedBy=multi-user.target

supervisord.conf

@@ -0,0 +1,24 @@
+[supervisord]
+nodaemon=true
+
+[program:edrop]
+command=/edrop/edrop-gunicorn.sh
+directory=/edrop
+autostart=true
+autorestart=true
+stdout_logfile=/edrop/logs/edrop_supervisor.log
+stderr_logfile=/edrop/logs/edrop_supervisor.log
+environment=LANG=en_US.UTF-8,LC_ALL=en_US.UTF-8
+
+; Need to wait for currently executing tasks to finish at shutdown.
+; Increase this if you have very long running tasks.
+stopwaitsecs = 600
+
+; When resorting to send SIGKILL to the program to terminate it
+; send SIGKILL to its whole process group instead,
+; taking care of its children as well.
+killasgroup=true
+
+; if rabbitmq is supervised, set its priority higher
+; so it starts first
+priority=998