【Docker环境搭建Zookeeper集群】
构建zk集群:
主机A:
docker run -d \
--name=zk1 \
--net=host \
-e SERVER_ID=1 \
-e ADDITIONAL_ZOOKEEPER_1=server.1=localhost:2888:3888 \
-e ADDITIONAL_ZOOKEEPER_2=server.2=localhost:2889:3889 \
-e ADDITIONAL_ZOOKEEPER_3=server.3=localhost:2890:3890 \
-e ADDITIONAL_ZOOKEEPER_4=clientPort=2181 \
zookeeper:latest
主机B:
docker run -d \
--name=zk2 \
--net=host \
-e SERVER_ID=2 \
-e ADDITIONAL_ZOOKEEPER_1=server.1=localhost:2888:3888 \
-e ADDITIONAL_ZOOKEEPER_2=server.2=localhost:2889:3889 \
-e ADDITIONAL_ZOOKEEPER_3=server.3=localhost:2890:3890 \
-e ADDITIONAL_ZOOKEEPER_4=clientPort=2182 \
zookeeper:latest
主机C:
docker run -d \
--name=zk3 \
--net=host \
-e SERVER_ID=3 \
-e ADDITIONAL_ZOOKEEPER_1=server.1=localhost:2888:3888 \
-e ADDITIONAL_ZOOKEEPER_2=server.2=localhost:2889:3889 \
-e ADDITIONAL_ZOOKEEPER_3=server.3=localhost:2890:3890 \
-e ADDITIONAL_ZOOKEEPER_4=clientPort=2183 \
zookeeper:latest
查看zk集群:
echo stat | nc 127.0.0.1 2181
echo stat | nc 127.0.0.1 2182
echo stat | nc 127.0.0.1 2183
构建zk集群:
主机A:
docker run -d \
--name=zk1 \
--net=host \
-e SERVER_ID=1 \
-e ADDITIONAL_ZOOKEEPER_1=server.1=localhost:2888:3888 \
-e ADDITIONAL_ZOOKEEPER_2=server.2=localhost:2889:3889 \
-e ADDITIONAL_ZOOKEEPER_3=server.3=localhost:2890:3890 \
-e ADDITIONAL_ZOOKEEPER_4=clientPort=2181 \
zookeeper:latest
主机B:
docker run -d \
--name=zk2 \
--net=host \
-e SERVER_ID=2 \
-e ADDITIONAL_ZOOKEEPER_1=server.1=localhost:2888:3888 \
-e ADDITIONAL_ZOOKEEPER_2=server.2=localhost:2889:3889 \
-e ADDITIONAL_ZOOKEEPER_3=server.3=localhost:2890:3890 \
-e ADDITIONAL_ZOOKEEPER_4=clientPort=2182 \
zookeeper:latest
主机C:
docker run -d \
--name=zk3 \
--net=host \
-e SERVER_ID=3 \
-e ADDITIONAL_ZOOKEEPER_1=server.1=localhost:2888:3888 \
-e ADDITIONAL_ZOOKEEPER_2=server.2=localhost:2889:3889 \
-e ADDITIONAL_ZOOKEEPER_3=server.3=localhost:2890:3890 \
-e ADDITIONAL_ZOOKEEPER_4=clientPort=2183 \
zookeeper:latest
查看zk集群:
echo stat | nc 127.0.0.1 2181
echo stat | nc 127.0.0.1 2182
echo stat | nc 127.0.0.1 2183
本文详细介绍如何使用Docker在三台主机上构建Zookeeper集群。通过设置不同的环境变量来配置每个Zookeeper实例,实现集群间的通信及客户端的连接。
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