services:
  postgres:
    image: ${image}
    container_name: 'postgres'
    restart: ${restart}
    ports:
      - ${port}:5432
    volumes: 
      - /etc/localtime:/etc/localtime
      - vol-postgres:/var/lib/postgresql/data:rw
    # command: ["sleep", "10m"]         # 调试问题打开用
    environment:
      POSTGRES_USER:                    # 创建 pg 管理员用户
      POSTGRES_PASSWORD:                # 创建 pg 管理员密码
    networks:
      net-custom:
        # ipv4_address:     # 指定 ip
        aliases: 
          - net-postgres


networks: 
  net-custom:
    name: ${network}
    external: true 

    
volumes:
  vol-postgres:
    external: true