version: '3.9'

services:
  backend:
    container_name: "${APP_NAME}-backend"
    build:
      context: .
      dockerfile: deployment/Dockerfile
      args:
        - APP_NAME=${APP_NAME}
        - APP_HOST=${APP_HOST}
        - APP_PORT=${APP_PORT}
    volumes:
      - ./src:/usr/src/app/
      - ./deployment/scripts:/app/deployment/scripts/
      - static_files:/usr/src/app/static
    labels:
      - "traefik.enable=true"
      - "traefik.http.routers.${APP_NAME}-backend.rule=Host(`${APP_HOST}`)"
      - "traefik.http.routers.${APP_NAME}-backend.entrypoints=web"
      - "traefik.http.services.${APP_NAME}-backend.loadbalancer.server.port=${APP_PORT}"
    env_file: .env
    depends_on:
      - db
      - redis
    command: [ "/bin/sh", "/app/deployment/scripts/backend/start.sh" ]

  db:
    image: postgres:15.2-alpine
    container_name: "${APP_NAME}-db"
    hostname: "${POSTGRES_HOST:-db}"
    volumes:
      - postgres_data_dir:/var/lib/postgresql/data/
    env_file: .env
    ports:
      - "5432:5432"
    shm_size: 1g


  redis:
    container_name: "${APP_NAME}-redis"
    image: redis:latest
    volumes:
        - redis_data:/data

  celery-worker: &celery-worker
    container_name: "${APP_NAME}-celery-worker"
    build:
      context: .
      dockerfile: deployment/Dockerfile
    volumes:
      - ./src:/usr/src/app/
      - ./deployment/scripts:/app/deployment/scripts/
    env_file: .env
    depends_on:
      - db
      - redis
      - backend
    command: [ "/bin/sh", "/app/deployment/scripts/celery/start-worker.sh" ]

  celery-beat:
    <<: *celery-worker
    container_name: "${APP_NAME}-celery-beat"
    command: [ "/bin/sh", "/app/deployment/scripts/celery/start-beat.sh" ]

  nginx:
    image: nginx:latest
    container_name: "${APP_NAME}-nginx"
    volumes:
      - ./deployment/scripts/nginx/nginx.conf:/etc/nginx/nginx.conf:ro
      - static_files:/usr/src/app/static
    labels:
      - "traefik.enable=true"
      - "traefik.http.routers.${APP_NAME}-nginx.rule=Host(`${APP_HOST}`) && PathPrefix(`/static`)"
      - "traefik.http.routers.${APP_NAME}-nginx.entrypoints=web"
      - "traefik.http.services.${APP_NAME}-nginx.loadbalancer.server.port=80"
    depends_on:
      - backend

  traefik:
    image: traefik:v2.5
    container_name: "${APP_NAME}-traefik"
    command:
      - "--api.insecure=true"
      - "--providers.docker=true"
      - "--providers.docker.exposedbydefault=false"
      - "--entrypoints.web.address=:80"
    ports:
      - "80:80"
      - "8080:8080"
    volumes:
      - "/var/run/docker.sock:/var/run/docker.sock"
    networks:
      - default
    depends_on:
      - db
      - backend
      - redis

volumes:
  postgres_data_dir:
  redis_data:
  static_files: