x-app: &default-app
  build:
    context: "."
    target: "app"
    args:
      - "DEBUG=${DEBUG:-false}"
      - "NODE_ENV=${NODE_ENV:-production}"
  depends_on:
    - "postgres"
    - "redis"
  env_file:
    - ".env"
  restart: "${DOCKER_RESTART_POLICY:-unless-stopped}"
  stop_grace_period: "3s"
  tty: true
  volumes:
    - "${DOCKER_WEB_VOLUME:-./public_collected:/app/public_collected}"

services:
  postgres:
    deploy:
      resources:
        limits:
          cpus: "${DOCKER_POSTGRES_CPUS:-0}"
          memory: "${DOCKER_POSTGRES_MEMORY:-0}"
    env_file:
      - ".env"
    image: "postgres:13.2"
    restart: "${DOCKER_RESTART_POLICY:-unless-stopped}"
    stop_grace_period: "3s"
    volumes:
      - "postgres:/var/lib/postgresql/data"

  redis:
    deploy:
      resources:
        limits:
          cpus: "${DOCKER_REDIS_CPUS:-0}"
          memory: "${DOCKER_REDIS_MEMORY:-0}"
    env_file:
      - ".env"
    image: "redis:6.0.10-buster"
    restart: "${DOCKER_RESTART_POLICY:-unless-stopped}"
    stop_grace_period: "3s"
    volumes:
      - "redis:/data"

  web:
    <<: *default-app
    deploy:
      resources:
        limits:
          cpus: "${DOCKER_WEB_CPUS:-0}"
          memory: "${DOCKER_WEB_MEMORY:-0}"
    healthcheck:
      test: "${DOCKER_WEB_HEALTHCHECK_TEST:-curl localhost:8000/up}"
      interval: "60s"
      timeout: "3s"
      start_period: "5s"
      retries: 3
    ports:
      - "${DOCKER_WEB_PORT_FORWARD:-127.0.0.1:8000}:8000"

  worker:
    <<: *default-app
    command: celery -A config worker -l "${CELERY_LOG_LEVEL:-info}"
    entrypoint: []
    deploy:
      resources:
        limits:
          cpus: "${DOCKER_WORKER_CPUS:-0}"
          memory: "${DOCKER_WORKER_MEMORY:-0}"

volumes:
  postgres: {}
  redis: {}