1. 下载镜像(启动kafka前需安装zookeeper环境)
docker pull wurstmeister/kafka
2. 启动kafka镜像生成容器
docker run -d --name kafka -p 9092:9092 -e KAFKA_BROKER_ID=0 -e KAFKA_ZOOKEEPER_CONNECT=192.168.155.56:2181/kafka -e KAFKA_ADVERTISED_LISTENERS=PLAINTEXT://192.168.155.56:9092 -e KAFKA_LISTENERS=PLAINTEXT://0.0.0.0:9092 -v /etc/localtime:/etc/localtime wurstmeister/kafka
参数解释:
- -e KAFKA_BROKER_ID=0 在kafka集群中,每个kafka都有一个BROKER_ID来区分自己
- -e KAFKA_ZOOKEEPER_CONNECT=192.168.155.56:2181/kafka 配置zookeeper管理kafka的路径192.168.155.56:2181/kafka
- -e KAFKA_ADVERTISED_LISTENERS=PLAINTEXT://192.168.155.56:9092 把kafka的地址端口注册给zookeeper
- -e KAFKA_LISTENERS=PLAINTEXT://0.0.0.0:9092 配置kafka的监听端口
-v /etc/localtime:/etc/localtime 容器时间同步虚拟机的时间
3. 验证kafka正常使用
3.1 进入容器
docker exec -it kafka /bin/sh
进入路径/opt/kafka_2.11-2.0.0/bin下
cd /opt/kafka_2.11-2.0.0/bin
3.2 运行kafka生产者发送消息
```shell ./kafka-console-producer.sh —broker-list localhost:9092 —topic sun
消息:
{“datas”:[{“channel”:””,”metric”:”temperature”,”producer”:”ijinus”,”sn”:”IJA0101-00002245”,”time”:”1543207156000”,”value”:”80”}],”ver”:”1.0”}
<a name="PWbhy"></a>#### 3.3 运行kafka消费者接收消息```shellkafka-console-consumer.sh --bootstrap-server localhost:9092 --topic sun --from-beginning
