docker-compose.production.yml

version: "3.7"

volumes:
  db-data: {}
  django_static: {}

services:
  postgres:
    image: postgres
    env_file: .env.prod
    volumes:
      - db-data:/var/lib/postgresql/data
    ports:
      - "127.0.0.1:5432:5432"

  nginx:
    build:
      context: .
      dockerfile: ./docker/nginx/Dockerfile
    volumes:
      - ./docker/nginx/conf.d:/etc/nginx/conf.d
      - django_static:/dist_django
      - ./docker/nginx/certs:/etc/nginx/certs
    command: /start.sh
    depends_on:
      - django
      - daphne
      - postgres
      - redis
    ports:
      - "443:443"
      - "80:80"

  django:
    build:
      context: .
      dockerfile: ./docker/django/Dockerfile
    env_file: .env.prod
    command: /start-prod-django.sh
    volumes:
      - .:/code
      - django_static:/code/dist/static
    ports:
      - "127.0.0.1:8000:8000"
    depends_on:
      postgres:
        condition: service_started
      redis:
        condition: service_healthy
    # extra_hosts:
    #   - "host.docker.internal:host-gateway"
    # host-gateway is not working on my unix, so rely on default docker network
    extra_hosts:
      - "host.docker.internal:172.177.0.1"

  daphne:
    build:
      context: .
      dockerfile: ./docker/django/Dockerfile
    env_file: .env.prod
    command: pipenv run daphne -b 0.0.0.0 -p 8001 backend.asgi:application
    volumes:
      - .:/code
      - django_static:/code/dist/static
    ports:
      - "127.0.0.1:8001:8001"
    depends_on:
      postgres:
        condition: service_started
      redis:
        condition: service_healthy
    # extra_hosts:
    #   - "host.docker.internal:host-gateway"
    # host-gateway is not working on my unix, so rely on default docker network
    extra_hosts:
      - "host.docker.internal:172.177.0.1"

  redis:
    image: redis
    user: root
    volumes:
      - ./redis-data:/data
    command: ["redis-server", "--appendonly", "yes"]
    ports:
      - "127.0.0.1:6379:6379"
    # why we need healthcheck: https://github.com/redis/redis/issues/4624
    healthcheck:
      test: ["CMD-SHELL", "redis-cli ping | grep PONG"]
      interval: 1s
      timeout: 3s
      retries: 5

  dramatiq-workers:
    build:
      context: .
      dockerfile: ./docker/django/Dockerfile
    env_file: .env.prod
    command: pipenv run python manage.py rundramatiq
    volumes:
      - .:/code
    depends_on:
      django:
        condition: service_started
      redis:
        condition: service_healthy
    extra_hosts:
      - "host.docker.internal:172.177.0.1"

  scheduler:
    build:
      context: .
      dockerfile: ./docker/django/Dockerfile
    env_file: .env.prod
    command: pipenv run python manage.py run_scheduler
    volumes:
      - .:/code
    depends_on:
      django:
        condition: service_started
      dramatiq-workers:
        condition: service_started
      redis:
        condition: service_healthy
    extra_hosts:
      - "host.docker.internal:172.177.0.1"

# use fixed subnet so that we can bind host.docker.internal to host ip
networks:
  default:
    ipam:
      config:
        - subnet: 172.177.0.0/16