Spring Boot 整合 Dubbo和Zookeeper
阿新 • • 發佈:2018-08-28
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Spring Boot 整合 Dubbo和Zookeeper
- Spring Boot 整合 Dubbo和Zookeeper
- 環境介紹
- Zookeeper 安裝
- 啟動
- Dubbo admin 搭建
- 創建主maven項目
- 創建子spring boot項目
環境介紹
- zookeeper 安裝
- dubbo-admin 查看管理註冊中心服務提供者和消費者
Zookeeper 安裝
http://zookeeper.apache.org/releases.html
下載最新安裝包,文件格式是tar.gz,可見Apache還是推薦在Linux上使用,但也提供了在windows上使用的腳本。
解壓之後,修改數據和日誌配置,註意在3.5.3版本上,conf文件夾裏不在直接提供zoo.cfg,而是提供了一個example,zoo_sample.cfg。復制重命名為zoo.cfg,然後修改data位置新增log位置。註意,windows目錄要用//分割。
dataDir=D:\\software\\zookeeper-3.5.3-beta\\zookeeper\\data
dataLogDir=D:\\software\\zookeeper-3.5.3-beta\\zookeeper\\log
- 修改zkEnv.cmd
防止win10 閃退,註意雙引號的位置
if not exist "%JAVA_HOME%\bin\Java.exe"
set JAVA="%JAVA_HOME%\bin\java"
啟動
使用zkServer.cmd啟動Zookeeper即可。註意Zookeeper是運行在8080端口,服務接口是2181
Dubbo admin 搭建
https://github.com/alibaba/dubbo
https://github.com/dangdangdotcom/dubbox
下載dubbo,執行
mvn install -D maven.test.skip=true
然後在dubbo-admin下執行
mvn package -D maven.skip.test=true
打war包,發布到tomcat下,註意修改tomcat端口8081
創建主maven項目
pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.rencc.dubbo</groupId>
<artifactId>dubbo-spring-study</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>pom</packaging>
<modules>
<module>dubbo-provider</module>
<module>dubbo-consumer</module>
</modules>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<java.version>1.8</java.version>
</properties>
</project>
創建子spring boot項目
- dubbo-provider 服務提供者
在application.properties 裏設置端口,目前8080和8081已被使用
server.port=8090
添加dubbo的配置文件
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://code.alibabatech.com/schema/dubbo
http://code.alibabatech.com/schema/dubbo/dubbo.xsd">
<!-- 配置可參考 http://dubbo.io/User+Guide-zh.htm -->
<!-- 服務提供方應用名,用於計算依賴關系 -->
<dubbo:application name="dubbo-provider" owner="dubbo-provider" />
<!-- 定義 zookeeper 註冊中心地址及協議 -->
<dubbo:registry protocol="zookeeper" address="127.0.0.1:2181" client="zkclient" />
<!-- 定義 Dubbo 協議名稱及使用的端口,dubbo 協議缺省端口為 20880,如果配置為 -1 或者沒有配置 port,則會分配一個沒有被占用的端口 -->
<dubbo:protocol name="dubbo" port="-1" />
<!-- 聲明需要暴露的服務接口 -->
<dubbo:service interface="com.rencc.dubbo.provider.service.DemoService"
ref="demoService" timeout="10000" />
<!-- 和本地 bean 一樣實現服務 -->
<bean id="demoService" class="com.rencc.dubbo.provider.serviceImpl.DemoServiceImpl" />
</beans>
DemoService 接口和實現類
package com.rencc.dubbo.provider.service;
public interface DemoService {
String sayHello(String name);
}
package com.rencc.dubbo.provider.serviceImpl;
import com.rencc.dubbo.provider.service.DemoService;
public class DemoServiceImpl implements DemoService {
public String sayHello(String name) {
return "Welcome to Dubbo, Hello " + name;
}
}
pom.xml
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.rencc.dubbo.provider</groupId>
<artifactId>dubbo-provider</artifactId>
<packaging>jar</packaging>
<name>dubbo-provider</name>
<description>Demo project for Spring Boot</description>
<parent>
<groupId>com.rencc.dubbo</groupId>
<artifactId>dubbo-spring-study</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
<version>1.5.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
<version>1.5.2.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
<version>1.5.2.RELEASE</version>
</dependency>
<dependency>
<groupId>com.alibaba</groupId>
<artifactId>dubbo</artifactId>
<version>2.4.10</version>
<exclusions>
<exclusion>
<artifactId>spring</artifactId>
<groupId>org.springframework</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.apache.zookeeper</groupId>
<artifactId>zookeeper</artifactId>
<version>3.4.6</version>
<exclusions>
<exclusion>
<artifactId>slf4j-log4j12</artifactId>
<groupId>org.slf4j</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.github.sgroschupf</groupId>
<artifactId>zkclient</artifactId>
<version>0.1</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<version>1.5.2.RELEASE</version>
</plugin>
</plugins>
</build>
</project>
- dubbo-consumer 服務消費者
在此僅貼出dubbo代碼配置。
<?xml version="1.0" encoding="UTF-8"?>
<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:dubbo="http://code.alibabatech.com/schema/dubbo"
xsi:schemaLocation="http://www.springframework.org/schema/beans
http://www.springframework.org/schema/beans/spring-beans.xsd
http://code.alibabatech.com/schema/dubbo
http://code.alibabatech.com/schema/dubbo/dubbo.xsd">
<!-- 配置可參考 http://dubbo.io/User+Guide-zh.htm -->
<!-- 消費方應用名,用於計算依賴關系,不是匹配條件,不要與提供方一樣 -->
<dubbo:application name="dubbo-consumer" owner="dubbo-consumer" />
<!-- 定義 zookeeper 註冊中心地址及協議 -->
<dubbo:registry protocol="zookeeper" address="127.0.0.1:2181" client="zkclient" />
<!-- 生成遠程服務代理,可以和本地 bean 一樣使用 testService -->
<dubbo:reference id="demoService" interface="com.rencc.dubbo.provider.service.DemoService" />
</beans>
Spring Boot 整合 Dubbo和Zookeeper