services:
  # Note: MariaDB is an external service. You can find more information about the configuration here:
  # https://docs.linuxserver.io/images/docker-mariadb/#environment-variables-e
  db:
    image: mariadb:10.11
    command: --transaction-isolation=READ-COMMITTED
    restart: always
    volumes:
      - db:/var/lib/mysql:Z
    environment:
      - MYSQL_ROOT_PASSWORD=
      - MARIADB_AUTO_UPGRADE=1
      - MARIADB_DISABLE_UPGRADE_BACKUP=1
    env_file:
      - db.env

  # Note: Redis is an external service. You can find more information about the configuration here:
  # https://redis.io/docs/latest/operate/oss_and_stack/install/install-stack/docker/#configuration
  redis:
    image: redis:alpine
    restart: always

  app:
    image: nextcloud:fpm-alpine
    restart: always
    volumes:
      - nextcloud:/var/www/html:z
      # NOTE: The `volumes` config of the `cron` and `app` containers must match
    environment:
      - MYSQL_HOST=db
      - REDIS_HOST=redis
    env_file:
      - db.env
    depends_on:
      - db
      - redis

  # Note: Nginx is an external service. You can find more information about the configuration here:
  # https://hub.docker.com/_/nginx/
  web:
    image: nginx:alpine-slim
    restart: always
    ports:
      - 127.0.0.1:8080:80
    volumes:
      # https://docs.nextcloud.com/server/latest/admin_manual/installation/nginx.html
      - ./web/nginx.conf:/etc/nginx/nginx.conf:ro  
      # NOTE: The `volumes` included below should match those of the `app` container (unless you know what you're doing)
      - nextcloud:/var/www/html:z,ro
    depends_on:
      - app

  cron:
    image: nextcloud:fpm-alpine
    restart: always
    volumes:
      - nextcloud:/var/www/html:z
      # NOTE: The `volumes` config of the `cron` and `app` containers must match
    entrypoint: /cron.sh
    depends_on:
      - db
      - redis

volumes:
  db:
  nextcloud: