119 lines
2.8 KiB
Markdown
119 lines
2.8 KiB
Markdown
# 基于Zookeeper搭建Kafka高可用集群
|
||
|
||
## 一、Zookeeper集群搭建
|
||
|
||
## 二、Kafka集群搭建
|
||
|
||
### 2.1 下载解压
|
||
|
||
Kafka安装包官方下载地址:http://kafka.apache.org/downloads ,本用例下载的版本为`2.2.0`,下载命令:
|
||
|
||
```shell
|
||
# 下载
|
||
wget https://www-eu.apache.org/dist/kafka/2.2.0/kafka_2.12-2.2.0.tgz
|
||
```
|
||
|
||
这里说明一下kafka安装包的命名规则:以`kafka_2.12-2.2.0.tgz`为例,前面的2.12代表Scala的版本号(Kafka是采用Scala语言开发的),后面的2.2.0代表Kafka的版本号。
|
||
|
||
```shell
|
||
# 解压
|
||
tar -xzf kafka_2.12-2.2.0.tgz
|
||
```
|
||
|
||
### 2.2 拷贝配置文件
|
||
|
||
进入解压目录的` config`目录下 ,拷贝三份配置文件
|
||
|
||
```shell
|
||
# cp server.properties server-1.properties
|
||
# cp server.properties server-2.properties
|
||
# cp server.properties server-3.properties
|
||
```
|
||
|
||
### 2.3 修改配置
|
||
|
||
分别修改三份配置文件中的部分配置,如下:
|
||
|
||
server-1.properties:
|
||
|
||
```properties
|
||
# The id of the broker. 集群中每个节点的唯一标识
|
||
broker.id=0
|
||
# 监听地址
|
||
listeners=PLAINTEXT://hadoop001:9092
|
||
# 日志文件存放位置
|
||
log.dirs=/usr/local/kafka-logs/00
|
||
# Zookeeper连接地址
|
||
zookeeper.connect=hadoop001:2181,hadoop001:2182,hadoop001:2183
|
||
```
|
||
|
||
server-2.properties:
|
||
|
||
```properties
|
||
broker.id=1
|
||
listeners=PLAINTEXT://hadoop001:9093
|
||
log.dirs=/usr/local/kafka-logs/01
|
||
zookeeper.connect=hadoop001:2181,hadoop001:2182,hadoop001:2183
|
||
```
|
||
|
||
server-3.properties:
|
||
|
||
```properties
|
||
broker.id=2
|
||
listeners=PLAINTEXT://hadoop001:9094
|
||
log.dirs=/usr/local/kafka-logs/02
|
||
zookeeper.connect=hadoop001:2181,hadoop001:2182,hadoop001:2183
|
||
```
|
||
|
||
### 2.4 启动集群
|
||
|
||
分别指定不同配置文件,启动三个Kafka节点:
|
||
|
||
```shell
|
||
bin/kafka-server-start.sh config/server-1.properties
|
||
bin/kafka-server-start.sh config/server-2.properties
|
||
bin/kafka-server-start.sh config/server-3.properties
|
||
```
|
||
|
||
启动后使用jps查看进程,此时应该有三个zookeeper进程和三个kafka进程:
|
||
|
||
```shell
|
||
[root@hadoop001 kafka_2.12-2.2.0]# jps
|
||
14288 QuorumPeerMain
|
||
18385 Jps
|
||
16228 Kafka
|
||
17653 Kafka
|
||
14374 QuorumPeerMain
|
||
16826 Kafka
|
||
14446 QuorumPeerMain
|
||
```
|
||
|
||
### 2.5 创建测试主题
|
||
|
||
创建测试主题:
|
||
|
||
```shell
|
||
bin/kafka-topics.sh --create --bootstrap-server hadoop001:9092 --replication-factor 3 --partitions 1 --topic my-replicated-topic
|
||
```
|
||
|
||
查看主题信息:
|
||
|
||
```shell
|
||
bin/kafka-topics.sh --describe --bootstrap-server hadoop001:9092 --topic my-replicated-topic
|
||
```
|
||
|
||

|
||
|
||
还可以进一步创建一个消费者和一个生产者进行测试:
|
||
|
||
```shell
|
||
# 创建生产者
|
||
bin/kafka-console-producer.sh --broker-list hadoop001:9093 --topic my-replicated-topic
|
||
```
|
||
|
||
```shell
|
||
# 创建消费者
|
||
bin/kafka-console-consumer.sh --bootstrap-server hadoop001:9094 --from-beginning --topic my-replicated-topic
|
||
```
|
||
|