Zookeeper-高可用集群部署[DockerSwarm]

docker-compose.yml

version: '3.8'

services:
  zoo1:
    image: zookeeper
    hostname: zoo1
    ports:
      - 2181:2181
    volumes:
      - zoo1:/data
    environment:
      ZOO_MY_ID: 1
      ZOO_SERVERS: server.1=0.0.0.0:2888:3888;2181 server.2=zoo2:2888:3888;2181 server.3=zoo3:2888:3888;2181

  zoo2:
    image: zookeeper
    hostname: zoo2
    ports:
      - 2182:2181
    volumes:
      - zoo2:/data
    environment:
      ZOO_MY_ID: 2
      ZOO_SERVERS: server.1=zoo1:2888:3888;2181 server.2=0.0.0.0:2888:3888;2181 server.3=zoo3:2888:3888;2181

  zoo3:
    image: zookeeper
    hostname: zoo3
    ports:
      - 2183:2181
    volumes:
      - zoo3:/data
    environment:
      ZOO_MY_ID: 3
      ZOO_SERVERS: server.1=zoo1:2888:3888;2181 server.2=zoo2:2888:3888;2181 server.3=0.0.0.0:2888:3888;2181

volumes:
  zoo1:
    driver_opts:
      type: "nfs"
      o: "addr=192.168.140.130,rw"
      device: ":/srv/nfs/zoo1"
  zoo2:
    driver_opts:
      type: "nfs"
      o: "addr=192.168.140.130,rw"
      device: ":/srv/nfs/zoo2"
  zoo3:
    driver_opts:
      type: "nfs"
      o: "addr=192.168.140.130,rw"
      device: ":/srv/nfs/zoo3"

docker stack deploy -c docker-compose.yml zoo
docker service ls

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注意事项:

1. docker-compose.yml 更新后建议换一个 stack 名重启
2. nfs 目录的权限
3. nfs 服务的集群高可用