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下载镜像
docker pull zookeeper
zk集群的搭建 docker-compose.yml脚本
version: '2'
services:
zoo1:
image: docker.io/zookeeper
restart: always
container_name: zoo1
ports:
- "2182:2181"
environment:
ZOO_MY_ID: 1
ZOO_SERVERS: server.1=zoo1:2888:3888 server.2=zoo2:2888:3888 server.3=zoo3:2888:3888
zoo2:
image: docker.io/zookeeper
restart: always
container_name: zoo2
ports:
- "2183:2181"
environment:
ZOO_MY_ID: 2
ZOO_SERVERS: server.1=zoo1:2888:3888 server.2=zoo2:2888:3888 server.3=zoo3:2888:3888
zoo3:
image: docker.io/zookeeper
restart: always
container_name: zoo3
ports:
- "2184:2181"
environment:
ZOO_MY_ID: 3
ZOO_SERVERS: server.1=zoo1:2888:3888 server.2=zoo2:2888:3888 server.3=zoo3:2888:3888
启动与查看
COMPOSE_PROJECT_NAME=zk_test docker-compose up -d
COMPOSE_PROJECT_NAME=zk_test docker-compose ps
连接 ZK 集群
1、使用 Docker 命令行客户端连接 ZK 集群
docker run -it --rm \
--link zoo1:zk1 \
--link zoo2:zk2 \
--link zoo3:zk3 \
--net zktest_default \
zookeeper zkCli.sh -server zk1:2181,zk2:2181,zk3:2181
2、通过本地主机连接 ZK 集群
bin路径下:
zkCli.sh -server localhost:2182,localhost:2183,localhost:2184
查看集群
1、yum -y install nc 下载nc命令
2、echo stat | nc 127.0.0.1 2182
echo stat | nc 127.0.0.1 2183
echo stat | nc 127.0.0.1 2184