SpringBoot整合Dubbo+Zookeaper
1.安装运行zookeeper
（1）下载zookeeper
官网：http://zookeeper.apache.org/
（2）解压缩
（3）修改配置文件
拷贝zoo_sample.cfg重命名为zoo.cfg
修改配置文档
# The number of milliseconds of each ticktickTime=2000# The number of ticks that the initial # synchronization phase can takeinitLimit=10# The number of ticks that can pass between # sending a request and getting an acknowledgementsyncLimit=5# the directory where the snapshot is stored.# do not use /tmp for storage, /tmp here is just # example sakes.dataDir=../data# the port at which the clients will connectclientPort=2181# the maximum number of client connections.# increase this if you need to handle more clients#maxClientCnxns=60## Be sure to read the maintenance section of the # administrator guide before turning on autopurge.## http://zookeeper.apache.org/doc/current/zookeeperAdmin.html#sc_maintenance## The number of snapshots to retain in dataDir#autopurge.snapRetainCount=3# Purge task interval in hours# Set to "0" to disable auto purge feature#autopurge.purgeInterval=1
创建data文件夹
（4）cmd启动zkServer.sh
2.安装dubbo web管理客户端
（1）下载Duboo OPS
下载地址：https://github.com/apache/incubator-dubbo-ops/tree/master
（2）修改配置
## Licensed to the Apache Software Foundation (ASF) under one or more# contributor license agreements. See the NOTICE file distributed with# this work for additional information regarding copyright ownership.# The ASF licenses this file to You under the Apache License, Version 2.0# (the "License"); you may not use this file except in compliance with# the License. You may obtain a copy of the License at## http://www.apache.org/licenses/LICENSE-2.0## Unless required by applicable law or agreed to in writing, software# distributed under the License is distributed on an "AS IS" BASIS,# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.# See the License for the specific language governing permissions and# limitations under the License.#server.port=7001spring.velocity.cache=falsespring.velocity.charset=UTF-8spring.velocity.layout-url=/templates/default.vmspring.messages.fallback-to-system-locale=falsespring.messages.basename=i18n/messagespring.root.password=rootspring.guest.password=guestdubbo.registry.address=zookeeper://127.0.0.1:2181
（3）maven打包dubbo-admin
（4）启动生成jar
（5）访问http://localhost:7001/
3.安装dubbo监控服务中心
（1）maven打包dubbo-monitor-simple
（2）解压dubbo-monitor-simple-2.0.0-assembly.tar.gz
（3）修改配置文件
# Licensed to the Apache Software Foundation (ASF) under one or more# contributor license agreements. See the NOTICE file distributed with# this work for additional information regarding copyright ownership.# The ASF licenses this file to You under the Apache License, Version 2.0# (the "License"); you may not use this file except in compliance with# the License. You may obtain a copy of the License at## http://www.apache.org/licenses/LICENSE-2.0## Unless required by applicable law or agreed to in writing, software# distributed under the License is distributed on an "AS IS" BASIS,# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.# See the License for the specific language governing permissions and# limitations under the License.dubbo.container=log4j,spring,registry,jetty-monitordubbo.application.name=simple-monitordubbo.application.owner=dubbo#dubbo.registry.address=multicast://224.5.6.7:1234dubbo.registry.address=zookeeper://127.0.0.1:2181#dubbo.registry.address=redis://127.0.0.1:6379#dubbo.registry.address=dubbo://127.0.0.1:9090dubbo.protocol.port=7070dubbo.jetty.port=8080dubbo.jetty.directory=${user.home}/monitordubbo.charts.directory=${user.home}/monitor/chartsdubbo.statistics.directory=${user.home}/monitor/statisticsdubbo.log4j.file=logs/dubbo-monitor-simple.logdubbo.log4j.level=WARN （4）启动start.bat
（5）访问http://localhost:8080/
4.整合springboot
（1）新建Maven项目：d_api ：一个公用service的api
新建一个接口：HelloService
package com.xm.dubbo.service;public interface HelloService { String sayHello();}
（2）新建Springboot项目：Hello_Producer
参考链接：https://github.com/apache/incubator-dubbo-spring-boot-project
添加依赖
4.0.0 com.xm.dubbo hello_producer 0.0.1-SNAPSHOT jar hello_producer This is a Web about springcloud org.springframework.boot spring-boot-starter-parent 2.0.6.RELEASE UTF-8 UTF-8 1.8 com.alibaba.boot dubbo-spring-boot-starter 0.2.0 org.springframework.boot spring-boot-starter org.springframework.boot spring-boot-starter-test test com.xm.dubbo d_api 0.0.1-SNAPSHOT org.springframework.boot spring-boot-maven-plugin 修改配置文件
dubbo.application.name=hello_producerdubbo.registry.protocol=zookeeperdubbo.registry.address=127.0.0.1:2181dubbo.scan.base-packages=com.xm.dubbo.servicedubbo.protocol.name=dubbodubbo.protocol.port=20080dubbo.monitor.protocol=registry
新建HelloServiceImpl
package com.xm.dubbo.service.impl;import org.springframework.stereotype.Component;import com.alibaba.dubbo.config.annotation.Service;import com.xm.dubbo.service.HelloService;@Service@Componentpublic class HelloServiceImpl implements HelloService { @Override public String sayHello() { System.out.println("生产者已被调用！"); return "Hello dubbo!"; }}项目入口添加@EnableDubbo注解
package com.xm.dubbo;import org.springframework.boot.SpringApplication;import org.springframework.boot.autoconfigure.SpringBootApplication;import com.alibaba.dubbo.config.spring.context.annotation.EnableDubbo;@EnableDubbo@SpringBootApplicationpublic class HelloProducerApplication { public static void main(String[] args) { SpringApplication.run(HelloProducerApplication.class, args); }}
（3）新建Springboot项目：Hello_Consumer
添加依赖
4.0.0 com.xm.dubbo hello_consumer 0.0.1-SNAPSHOT jar hello_consumer This is a Web about springcloud org.springframework.boot spring-boot-starter-parent 2.0.6.RELEASE UTF-8 UTF-8 1.8 com.alibaba.boot dubbo-spring-boot-starter 0.2.0 org.springframework.boot spring-boot-starter-web org.springframework.boot spring-boot-starter-test test com.xm.dubbo d_api 0.0.1-SNAPSHOT org.springframework.boot spring-boot-maven-plugin 修改配置文件
server.port=8081dubbo.application.name=hello_consumerdubbo.registry.protocol=zookeeperdubbo.registry.address=127.0.0.1:2181dubbo.monitor.protocol=registry
新建HelloController
package com.xm.dubbo.controller;import org.springframework.web.bind.annotation.GetMapping;import org.springframework.web.bind.annotation.RestController;import com.alibaba.dubbo.config.annotation.Reference;import com.xm.dubbo.service.HelloService;@RestControllerpublic class HelloController { @Reference private HelloService helloService; @GetMapping("/hello") public String sayHello() { return helloService.sayHello(); }}项目入口添加@EnableDubbo注解
package com.xm.dubbo;import org.springframework.boot.SpringApplication;import org.springframework.boot.autoconfigure.SpringBootApplication;import com.alibaba.dubbo.config.spring.context.annotation.EnableDubbo;@EnableDubbo@SpringBootApplicationpublic class HelloConsumerApplication { public static void main(String[] args) { SpringApplication.run(HelloConsumerApplication.class, args); }}