services:
  mongodb:
    image: registry.cn-chengdu.aliyuncs.com/reghao/mongo:4.4.8
    container_name: mongodb
    restart: always
    network_mode: "host"
    # 环境变量：初始化 root 账号
    environment:
      MONGO_INITDB_ROOT_USERNAME: admin
      MONGO_INITDB_ROOT_PASSWORD: "Admin123456"
    # 存储卷挂载
    volumes:
      - /etc/localtime:/etc/localtime:ro
      - /opt/docker/mongodb/conf/mongod.conf:/etc/mongod.conf
      - /opt/docker/mongodb/data:/data/db
      - /opt/docker/mongodb/log:/var/log/mongodb
      - /opt/docker/mongodb/init-db.d:/docker-entrypoint-initdb.d:ro
    # 3. 使用 -f 指定配置文件路径
    command: ["mongod", "-f", "/etc/mongod.conf"]
    # 资源限制（MongoDB 比较吃内存，建议根据宿主机情况调整）
    deploy:
      resources:
        limits:
          cpus: '1.0'        # 限制为 1 核
          memory: 1024M      # 物理内存上限 1GB
        reservations:
          cpus: '0.2'
          memory: 512M
    # 日志配置
    logging:
      driver: "json-file"
      options:
        max-size: "50m"
        max-file: "3"