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/
    labels:
      - "traefik.enable=true"
      - "traefik.http.routers.${APP_NAME}-backend.rule=Host(`${APP_HOST}`)"
      - "traefik.http.routers.${APP_NAME}-backend.entrypoints=web-secure"
      - "traefik.http.services.${APP_NAME}-backend.loadbalancer.server.port=${APP_PORT}"
      - "traefik.http.routers.${APP_NAME}-backend.tls.certresolver=letsencrypt"
    env_file: .env.prod
#    depends_on:
#      db:
#        condition: service_healthy
    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.prod
    ports:
      - "5432:5432"
    shm_size: 1g
#    healthcheck:
#      test: ["CMD", "pg_isready", "-U", "${POSTGRES_USER}", "-d", "${POSTGRES_DB}"]

  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.prod
    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" ]

  traefik:
    image: traefik:v2.5
    container_name: "${APP_NAME}-traefik"
    env_file:
      - .env.prod
    command:
      - "--providers.docker=true"
      - "--providers.docker.exposedbydefault=false"
      - "--entrypoints.web.address=:80"
      - "--entrypoints.web-secure.address=:443"
      - "--certificatesresolvers.letsencrypt.acme.email=app@dev-test.com"
      - "--certificatesresolvers.letsencrypt.acme.storage=/letsencrypt/acme.json"
      - "--certificatesresolvers.letsencrypt.acme.httpchallenge=true"
      - "--certificatesresolvers.letsencrypt.acme.httpchallenge.entrypoint=web"
    ports:
      - "80:80"
      - "443:443"
    volumes:
      - "/var/run/docker.sock:/var/run/docker.sock"
      - "./letsencrypt:/letsencrypt"
    networks:
      - default

volumes:
  postgres_data_dir:
  redis_data:
  letsencrypt: