1、安装docker

2、拉取kafka和zk的镜像

docker pull wurstmeister/kafka
docker pull zookeeper:3.5.7

3、创建通信网络

docker network create kafkanet

4、创建kafka和zk容器

   4.1 创建zk容器

docker run --net=kafkanet  --name yhq_zookeeper1  -p 21810:2181  -d zookeeper:3.5.7

  4.2 查看zk的网络

docker inspect yhq_zookeeper1

  4.3 创建kafka容器

docker run --net=kafkanet --name yhq_kafka1 -p 9093:9092 \
--link yhq_zookeeper1 \
-e KAFKA_ZOOKEEPER_CONNECT=172.20.0.2:2181 \
-e KAFKA_ADVERTISED_HOST_NAME=192.168.146.190 \
-e KAFKA_ADVERTISED_PORT=9092 \
-d wurstmeister/kafka

 KAFKA_ADVERTISED_HOST_NAME 参数需要设置为宿主机地址192.168.146.190。

  KAFKA_ZOOKEEPER_CONNECT 参数设置hbl-zookeeper容器内部地址和端口(同一宿主机内的容器互相访问要用容器内地址,查看指令为docker inspect hbl_zookeeper,在Networks字段可以看到容器内ip地址)。

  4.4 查看通信网络,zk和kafka容器都加入到网络中

linux通过docker安装kafka

  4.5  电脑连接虚拟机上的docker,添加路由:

route add 172.20.0.0 mask 255.255.0.0 192.168.146.190

   5、kafka容器操作

docker exec -it 7cd bash  #kafka容器ip以7cd开头,可以通过docker ps命令查看容器

  进入到kafka容器后,查看opt/kafka_2.12-2.4.1/config/server.properties和zookeeper.properties ,可以看到已经配置好zk等相关配置

broker.id=-1
############################# Zookeeper #############################

# Zookeeper connection string (see zookeeper docs for details).
# This is a comma separated host:port pairs, each corresponding to a zk
# server. e.g. "127.0.0.1:3000,127.0.0.1:3001,127.0.0.1:3002".
# You can also append an optional chroot string to the urls to specify the
# root directory for all kafka znodes.
zookeeper.connect=172.20.0.2:2181

# Timeout in ms for connecting to zookeeper
zookeeper.connection.timeout.ms=6000

############################# Group Coordinator Settings #############################
expensive, rebalances during application startup.
group.initial.rebalance.delay.ms=0

advertised.port=9092
advertised.host.name=192.168.146.190
port=9092
server.properties

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