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基于微服务的CICD实战

本文转载自微信公众号「JAVA日知录」,基于作者飘渺Jam。微服务转载本文请联系JAVA日知录公众号。实战

模块介绍

现有 一个微服务项目,基于按照业务拆分为如下几个模块

book-web 前端,微服务采用 Vue MVVM,实战服务端 Thymeleaf SSR 渲染,基于友好 SEO MPA。微服务服务端 路由,实战Spring MVC book-gateway 微服务网关,基于Spring Cloud Gateway book-service 接口提供方,微服务Spring Cloud Alibaba Dubbo 服务消费方 book-server 数据承载方,实战Spring Cloud Alibaba Dubbo 服务提供方 book-common 实体,基于Dubbo 接口 jar cloud-common 微服务公共 jar common pom school-parent 最上级 父工程 pom

common 继承关系

在项目根路径下执行,站群服务器微服务Maven 命令,实战截取 2 段输出

mvn clean install -pl com.lab:book-common -am -Ptest  [INFO] Reactor Build Order: [INFO] [INFO] school_parent                                                      [pom] [INFO] common                                                             [pom] [INFO] cloud-common                                                       [jar] [INFO] book-common                   [INFO] Reactor Summary for school_parent 0.0.1-SNAPSHOT: [INFO] [INFO] school_parent ...................................... SUCCESS [  0.761 s] [INFO] common ............................................. SUCCESS [  0.083 s] [INFO] cloud-common ....................................... SUCCESS [  6.430 s] [INFO] book-common ........................................ SUCCESS [  3.236 s] [INFO] ------------------------------------------------------------------------ [INFO] BUILD SUCCESS [INFO] ------------------------------------------------------------------------ [INFO] Total time:  11.880 s [INFO] Finished at: 2020-05-03T14:13:12+08:00 [INFO] ------------------------------------------------------------------------ 

相关中间件

docker 和 docker-compose 适合 测试环境使用,生产环境用 Kubernetes,安装 步骤命令本站基本都有:http://javadaily.cn/

root@jazz-pc:/opt# docker ps --format "table { { .Names}} ------------- { { .Image}}" NAMES ------------- IMAGE rmqbroker ------------- apacherocketmq/rocketmq:4.5.2-alpine rmqnamesrv ------------- apacherocketmq/rocketmq:4.5.2-alpine seata-server ------------- seataio/seata-server:1.2.0 nacos ------------- nacos/nacos-server:1.2.1 minio ------------- minio/minio es ------------- elasticsearch:7.6.2 zookeeper ------------- zookeeper mysql ------------- mysql:5.7 mongo ------------- mongo redis ------------- redis 

Alibaba Sentinel

nohup java -Dserver.port=8858 -Dsentinel.dashboard.auth.username=sentinel -Dsentinel.dashboard.auth.password=Aa123456 -jar sentinel-dashboard-1.7.2.jar >sentinel.log 2>&1 & 

Maven 环境

root@jazz-pc:/opt# mvn -v Apache Maven 3.6.3 (cecedd343002696d0abb50b32b541b8a6ba2883f) Maven home: /usr/local/apache-maven-3.6.3 Java version: 11.0.7, vendor: Oracle Corporation, runtime: /usr/local/java/jdk-11.0.7 Default locale: zh_CN, platform encoding: UTF-8 OS name: "linux", version: "5.3.0-51-generic", arch: "amd64", family: "unix" 

settings.xml 文件,加个国内镜像

<mirror>  <id>aliyunmaven</id>  <mirrorOf>*</mirrorOf>  <name>阿里云公共仓库</name>  <url>https://maven.aliyun.com/repository/public</url> </mirror> 

顶级父工程 pom.xml 添加,跳过 单元测试 编译和执行

<maven.test.skip>true</maven.test.skip> <skipTests>true</skipTests> 

如果有 Maven Nexus,则另外添加设置,install 替换为 deploy

Jenkins

nohup java -jar /usr/local/jenkins/jenkins.war --ajp13Port=-1 --httpPort=8086 >/usr/local/jenkins/jenkins.out 2>&1 & 

Jenkins JDK 环境 >=1.8 and <=11 目前最新版本不支持 Java 14

Jenkins 安装一般会卡住 2 次,则是去国外下载插件数据缓慢的原因,kill -9 进程 ID,ps -ef | grep jenkins 找到进程 ID。源码库

第一次卡住修改 :/root/.jenkins/hudson.model.UpdateCenter.xml 文件里面链接内容为 国内镜像地址 https://mirrors.tuna.tsinghua.edu.cn/jenkins/updates/update-center.json

第二次卡住执行替换命令:

cd /root/.jenkins/updates sed -i s/http:\/\/updates.jenkins-ci.org\/download/https:\/\/mirrors.tuna.tsinghua.edu.cn\/jenkins/g default.json && sed -i s/http:\/\/www.google.com/https:\/\/www.baidu.com/g default.json 

Git or SVN

root@jazz-pc:/opt# which git /usr/bin/git root@jazz-pc:/opt# which svn /usr/bin/svn 

Jenkins CI/CD

Global Tool Configuration 设置好,JDK,Maven,Git 新建 Item,Freestyle project,如下

Item book-common

源码管理,选择 Git,填写 Repository URL 和 Credentials 设置 Jenkins 凭据 构建 Execute shell #!/bin/bash cd ./school mvn clean install -pl com.lab:book-common -am -Ptest echo install ok! 

Item book-web

源码管理 略 Execute shell #!/bin/bash cd ./school/book-web mvn clean package -Ptest echo package ok! echo build start! service_name="book-web" service_prot=80 IID=$(docker images | grep "$service_name" | awk { print $3}) echo "IID $IID" if [ -n "$IID" ] then     echo "exist $service_name image,IID=$IID"     docker rmi -f $service_name     echo "delete $service_name image"     docker build -t $service_name .     echo "build $service_name image" else     echo "no exist $service_name image,build docker"     docker build -t $service_name .     echo "build $service_name image" fi CID=$(docker ps -a | grep "$service_name" | awk { print $1}) echo "CID $CID" if [ -n "$CID" ] then     echo "exist $service_name container,CID=$CID"     docker stop $service_name     docker rm $service_name else     echo "no exist $service_name container" fi docker run -d --name $service_name \ -v /etc/localtime:/etc/localtime:ro \ -v /etc/timezone:/etc/timezone:ro \ -v /data/logs:/data/logs:rw \ --net=host -p $service_prot:$service_prot $service_name 

Item book-gateway

源码管理和 Execute shell 略

Item book-service

Execute shell #!/bin/bash cd ./school/book-server mvn clean package -Ptest echo package ok! echo build start! service_name="book-server" service_prot=20880 IID=$(docker images | grep "$service_name" | awk { print $3}) echo "IID $IID" if [ -n "$IID" ] then     echo "exist $service_name image,IID=$IID"     docker rmi -f $service_name     echo "delete $service_name image"     docker build --no-cache -t $service_name .     echo "build $service_name image" else     echo "no exist $service_name image,build docker"     docker build -t $service_name .     echo "build $service_name image" fi CID=$(docker ps -a | grep "$service_name" | awk { print $1}) echo "CID $CID" if [ -n "$CID" ] then     echo "exist $service_name container,CID=$CID"     docker stop $service_name     docker rm $service_name else     echo "no exist $service_name container" fi docker run -d --name $service_name \ -e DUBBO_IP_TO_REGISTRY=192.168.1.6 \ -e DUBBO_PORT_TO_REGISTRY=$service_prot \ -e DUBBO_IP_TO_BIND=192.168.1.6 \ -p $service_prot:$service_prot \ -v /etc/localtime:/etc/localtime:ro \ -v /etc/timezone:/etc/timezone:ro \ -v /data/logs:/data/logs:rw \ --net=host \ $service_name 

Dockerfile

位置和 pom.xml 路径平级,book-server 内容如下,其他略 FROM adoptopenjdk/openjdk11:jdk-11.0.7_10-alpine VOLUME ["/tmp","/data/logs"] COPY ./target/book-server-0.0.1-SNAPSHOT.jar book-server.jar ENTRYPOINT ["java","-Djava.security.egd=file:/dev/./urandom","-jar","/book-server.jar","&"] 

book-web 执行构建 Build Now

book-web 前端 浏览器访问

login.html 登录模板示例页面,调用 /api/login 接口,内容如下

<!DOCTYPE html> <html xmlns:th="http://www.thymeleaf.org"> <head>     <meta charset="UTF-8"/>     <title>理想生活上天猫,登录页面</title>     <r th:insert="common/header::#headerApp"/> </head> <body> <div id="app">     <el-row :gutter="20">         <el-col :span="24"> </el-col>     </el-row>     <el-row :gutter="20">         <el-col :span="1"> </el-col>         <el-col :span="4">             <img alt="我是亿华云计算一只天猫" src="//img.alicdn.com/tfs/TB11ojWRXXXXXafaFXXXXXXXXXX-190-27.png">         </el-col>         <el-col :span="19"> </el-col>     </el-row>     <el-row :gutter="20">         <el-col :span="15">             <img alt="九寨沟" src="/images/JiuZhaiGou.jpg" width="800" height="490">         </el-col>         <el-col :span="7">             <template>                 <el-tabs v-model="activeName" @tab-click="handleClick">                     <el-tab-pane label="密码登录" name="first">                         <el-form ref="form" :model="userForm" label-width="80px">                             <el-row>                                 <el-input placeholder="会员名/邮箱/手机号" prefix-icon="el-icon-user" v-model="userForm.name"></el-input>                             </el-row>                             <el-row>                                 <el-input placeholder="请输入密码" prefix-icon="el-icon-lock" v-model="userForm.password" show-password></el-input>                             </el-row>                             <el-row>                                 <el-button @click="login" type="danger">登录</el-button>                             </el-row>                         </el-form>                     </el-tab-pane>                     <el-tab-pane label="短信登录" name="second">短信登录</el-tab-pane>                 </el-tabs>             </template>         </el-col>         <el-col :span="2"> </el-col>     </el-row> </div> <r th:replace="common/footer::.footerApp"/> <script src="/js/request.js"></script> <script>     new Vue({          el: #app,         data: {              userForm:{ }, activeName: first         },         methods: {              login() {                  request({                      url: /api/login,method: post,data: this.userForm,                     headers: {                          content-type: application/json;charset=UTF-8,"token":                      }                 }).then(response=>{                      var res = response.data;                     this.$message(res.message);                 })             },             handleClick(tab, event) {                  //console.log(tab, event);             }         }     }); </script> </body> </html> 

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