docker swarm 搭建生产用的postgresql集群

version: '3.7'

services:
  postgresql-master:
    image: 'bitnami/postgresql:latest'
    networks:
      - postgresql
    user: root
    ports:
      - '5432:5432'
    volumes:
      - '/gfs-share/postgreSqlDatas/master:/bitnami/postgresql'
      - "/etc/timezone:/etc/timezone:ro"
      - "/etc/localtime:/etc/localtime:ro"
    environment:
      - POSTGRESQL_REPLICATION_MODE=master
      - POSTGRESQL_REPLICATION_USER=repl_demoUser
      - POSTGRESQL_REPLICATION_PASSWORD=demoUser@2021!
      - POSTGRESQL_USERNAME=demoUser001
      - POSTGRESQL_PASSWORD=demoUser@2021#
      - POSTGRESQL_DATAbase=demoUser
      - POSTGRESQL_LOG_TIMEZONE=Asia/Shanghai
    deploy:
      mode: replicated
      replicas: 1 
      placement:
         constraints: # 添加条件约束
            - node.labels.role==db
            
  postgresql-slave:
    image: 'bitnami/postgresql:latest'
    networks:
      - postgresql
    ports:
      - '5433:5432'
    volumes:
      - "/etc/timezone:/etc/timezone:ro"
      - "/etc/localtime:/etc/localtime:ro"
    depends_on:
      - postgresql-master
    environment:
      - POSTGRESQL_REPLICATION_MODE=slave
      - POSTGRESQL_REPLICATION_USER=repl_demoUser
      - POSTGRESQL_REPLICATION_PASSWORD=demoUser@2021!
      - POSTGRESQL_MASTER_HOST=postgresql-master
      - POSTGRESQL_PASSWORD=demoUser@2021#
      - POSTGRESQL_MASTER_PORT_NUMBER=5432
      - POSTGRESQL_LOG_TIMEZONE=Asia/Shanghai
    deploy:
      mode: replicated
      replicas: 1 
      placement:
         constraints: # 添加条件约束
            - node.labels.role==db
networks:
  postgresql:
    external:
      name: publicNetWork