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    尘世风:基于Java+Spring Boot开源项目JeeSite的Jenkins持续交互

    作者:尘世风 时间:2021-02-03 22:25

    一、实战项目介绍- JeeSite

    • 基于Spring Boot 2.0
    • 数据存储MySQL
    • 语言:Java
    • 规模大小:适中,适合初学者

    源码地址:https://gitee.com/thinkgem/jeesite4 ,感谢原作者
    本次项目演练地址:https://gitee.com/sfboy/iJeeSite4 ,在原作者的项目上,增加了Pipline持续集成的脚本,便于实战使用

    二、环境准备

    Spring Boot项目运行配置:MySQL+Java+Maven
    MySQL安装参考:https://www.cnblogs.com/feng0815/p/14041558.html
    Maven安装参考: https://www.cnblogs.com/feng0815/p/14354226.html
    Java安装参考:自行百度。。

    三、项目配置、调试、运行

    3.1 初始化

    • 打开 JeeSite4/web/src/main/resources/config/application.yml,填写数据库配置(地址、IP端口、用户名、密码)
    • 进入项目路径 JeeSite4/web/bin,运行初始化脚本程序init-data.sh(Windows下运行init-data.bat)

    初始化脚本用来创建初始数据,初始化前要保证数据库中有jeesite数据库,否则会造成无法连接jeesite数据库,初始化失败

    开始执行

    执行结束

    3.2 配置项目

    3.2.1 使用IDE编译

    • 添加JeeSite4/root/pom.xml Maven根节点到IDE的maven view中,其余依赖module会根据配置一起导入

      Maven编译、打包
      在Maven view 中选中JeeSite Root下Lifecycle中的clean + install,然后单击运行按钮

    3.2.2 在命令行编译

    进入到JeeSite4/root目录下,运行mvn clean install

    3.3 运行项目demo

    3.3.1 在IDE运行

    展开JeeSite Web → Plugins → spring-boot → spring-boot:run ,单击运行

    运行成功

    访问项目:http://localhost:8980/a/login

    输入用户名system,密码admin,点击登录

    3.3.2 在命令行运行

    进入到JeeSite4/web目录下,运行:mvn clean spring-boot:run -Dmaven.test.skip=true(Dmaven.test.skip=true,不运行单元测试)

    运行成功

    四、Tomcat部署持续交互实战

    4.1 Tomcat运行和配置入门

    下载,官网:https://tomcat.apache.org/

    直接解压到安装目录即可

    Tomcat基本配置

    • 启动:bin/startup.sh
    • 停止:bin/shutdown.sh
    • 配置文件:conf/server.xml(配置端口号)
    • 日志:logs/catalina.out

    4.2 使用Jenkins Pipline任务部署Spring应用到Tomcat

    4.2.1 Jenkins参数配置,设置Pipline脚本中所需的参数


    创建Jenkins Pipline任务

    设置代码分支,默认分支为master

    4.2.2 配置Pipline脚本


    运行,构建任务

    构建成功,打开项目页面:http://localhost:8080/a/login

    Pipline代码如下(Scripted Pipeline):

    node('master') {
        stage('同步源码') {
                git([url: 'https://gitee.com/sfboy/iJeeSite4.git', branch: '${branch}'])
        }
    
        stage('maven编译打包') {
            sh '''
                . ~/.bash_profile
                
                export pwd=`pwd`
                export os_type=`uname`
                cd web/src/main/resources/config
                if [[ "${os_type}" == "Darwin" ]]; then
                    sed -i "" "s/mysql_ip/${mysql_ip}/g" application.yml
                    sed -i "" "s/mysql_port/${mysql_port}/g" application.yml
                    sed -i "" "s/mysql_user/${mysql_user}/g" application.yml
                    sed -i "" "s/mysql_pwd/${mysql_pwd}/g" application.yml
                else
                    sed -i "s/mysql_ip/${mysql_ip}/g" application.yml
                    sed -i "s/mysql_port/${mysql_port}/g" application.yml
                    sed -i "s/mysql_user/${mysql_user}/g" application.yml
                    sed -i "s/mysql_pwd/${mysql_pwd}/g" application.yml
                fi
                
                cd $pwd/root
                mvn clean install -Dmaven.test.skip=true
                
                cd $pwd/web
                mvn clean package spring-boot:repackage -Dmaven.test.skip=true -U
            '''
        }
    
        stage('停止 tomcat') {
            sh '''
                ## 停止tomcat的函数, 参数$1带入tomcat的路径$TOMCAT_PATH
                killTomcat()
                {
                    pid=`ps -ef|grep $1|grep java|awk '{print $2}'`
                    echo "tomcat Id list :$pid"
                    if [ "$pid" = "" ]
                    then
                      echo "no tomcat pid alive"
                    else
                      kill -9 $pid
                    fi
                }
                ## 停止Tomcat
                killTomcat $tomcat_home
            '''
        }
    
        stage('清理环境') {
            sh '''
                ## 删除原有war包
                rm -f $tomcat_home/webapps/ROOT.war
                rm -rf $tomcat_home/webapps/ROOT
            '''
        }
    
        stage('部署新的war包') {
            sh '''
                cp web/target/web.war $tomcat_home/webapps/
                cd $tomcat_home/webapps
                mv web.war ROOT.war
            '''
        }
    
        stage('启动tomcat') {
            sh '''
                JENKINS_NODE_COOKIE=dontkillme
                cd $tomcat_home/bin
                sh startup.sh
            '''
        }
    }
    

    五、docker部署持续交互实战


    Pipline脚本(Declarative Pipeline)

    pipeline {
        agent {
            label 'master'
        }
    
        environment {
            docker_image_name = 'jeesite4'
            docker_container_name = 'iJeesite4'
            PATH = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin"
        }
    
        parameters {
            string(name: 'branch', defaultValue: 'master', description: 'Git branch')
        }
    
        stages{
            stage('同步源码') {
                steps {
                    git url:'https://gitee.com/sfboy/iJeeSite4.git', branch:'$branch'
                }
            }
    
            stage('设定配置文件'){
                steps{
                    sh '''
                        . ~/.bash_profile
                
                        export os_type=`uname`
                        cd ${WORKSPACE}/web/bin/docker
                        if [[ "${os_type}" == "Darwin" ]]; then
                            sed -i "" "s/mysql_ip/${mysql_docker_ip}/g" application-prod.yml
                            sed -i "" "s/mysql_port/${mysql_port}/g" application-prod.yml
                            sed -i "" "s/mysql_user/${mysql_user}/g" application-prod.yml
                            sed -i "" "s/mysql_pwd/${mysql_pwd}/g" application-prod.yml
                        else
                            sed -i "s/mysql_ip/${mysql_docker_ip}/g" application-prod.yml
                            sed -i "s/mysql_port/${mysql_port}/g" application-prod.yml
                            sed -i "s/mysql_user/${mysql_user}/g" application-prod.yml
                            sed -i "s/mysql_pwd/${mysql_pwd}/g" application-prod.yml
                        fi
                    '''
                }
            }
    
            stage('Maven 编译'){
                steps {
                    sh '''
                        . ~/.bash_profile 
                                          
                        cd ${WORKSPACE}/root
                        mvn clean install -Dmaven.test.skip=true
                        
                        cd ${WORKSPACE}/web
                        mvn clean package spring-boot:repackage -Dmaven.test.skip=true -U
                    '''
                }
            }
    
            stage('停止 / 删除 现有Docker Container/Image '){
                steps {
                    script{
            
                        try{
                            sh 'docker stop $docker_container_name'
                        }catch(exc){
                            echo "The container $docker_container_name does not exist"
                        }
    
                        try{
                            sh 'docker rm $docker_container_name'
                        }catch(exc){
                            echo "The container $docker_container_name does not exist"
                        }
    
                        try{
                            sh 'docker rmi $docker_image_name'
                        }catch(exc){
                            echo "The docker image $docker_image_name does not exist"
                        }
                    }
                }
            }
    
            stage('生成新的Docker Image'){
                steps {
                    sh '''
                        . ~/.bash_profile
                        cd ${WORKSPACE}/web/bin/docker
                        rm -f web.war
                        cp ${WORKSPACE}/web/target/web.war .
                        docker build -t $docker_image_name .
                    '''
                }
            }
    
            stage('启动新Docker实例'){
                steps {
                    sh '''
                        docker run -d --name $docker_container_name -p 8981:8980 $docker_image_name
                    '''
                }
            }
        }
    }
    



    六、生产与测试环境分离持续交互实战

    需要在Pipline脚本中区分环境,具体脚本如下

    pipeline {
        agent {
            label 'master'
        }
    
        environment {
            docker_image = 'jeesite4'
            docker_container = 'iJeesite4'
            PATH = "/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin"
        }
    
        parameters {
            string(name: 'branch', defaultValue: 'master', description: 'Git branch')
            choice(name: 'env', choices: ['prod', 'qa'], description: 'Environment Type')
        }
    
        stages{
            stage('同步源码') {
                steps {
                    git url:'https://gitee.com/sfboy/iJeeSite4.git', branch:'${branch}'
                }
            }
    
            stage('设定配置文件'){
                steps{
                    sh '''
                        . ~/.bash_profile         
                        
                        if [[ "${env}" == "prod" ]]; then
                            export mysql_ip=${mysql_prod_ip}
                            export mysql_port=${mysql_prod_port}
                        else
                            export mysql_ip=${mysql_qa_ip}
                            export mysql_port=${mysql_qa_port}
                        fi
                        
                        export os_type=`uname`
                        cd ${WORKSPACE}/web/bin/docker
                        if [[ "${os_type}" == "Darwin" ]]; then
                            sed -i "" "s/mysql_ip/${mysql_ip}/g" application-${env}.yml
                            sed -i "" "s/mysql_port/${mysql_port}/g" application-${env}.yml
                            sed -i "" "s/mysql_user/${mysql_user}/g" application-${env}.yml
                            sed -i "" "s/mysql_pwd/${mysql_pwd}/g" application-${env}.yml
                            sed -i "" "s/<env>/${env}/g" Dockerfile-param
                        else
                            sed -i "s/mysql_ip/${mysql_ip}/g" application-${env}.yml
                            sed -i "s/mysql_port/${mysql_port}/g" application-${env}.yml
                            sed -i "s/mysql_user/${mysql_user}/g" application-${env}.yml
                            sed -i "s/mysql_pwd/${mysql_pwd}/g" application-${env}.yml
                            sed -i "s/<env>/${env}/g" Dockerfile-param
                        fi
                    '''
                }
            }
    
            stage('Maven 编译'){
                steps {
                    sh '''
                        . ~/.bash_profile  
    
                        cd ${WORKSPACE}/root
                        mvn clean install -Dmaven.test.skip=true
                        
                        cd ${WORKSPACE}/web
                        mvn clean package spring-boot:repackage -Dmaven.test.skip=true -U
                    '''
                }
            }
    
            stage('停止 / 删除 现有Docker Container/Image '){
                steps {
                    script{
                        try{
                            sh 'docker stop $docker_container-$env'
                        }catch(exc){
                            echo "The container $docker_container-${params.env} does not exist"
                        }
    
                        try{
                            sh 'docker rm $docker_container-$env'
                        }catch(exc){
                            echo "The container $docker_container-${params.env} does not exist"
                        }
    
                        try{
                            sh 'docker rmi $docker_image-$env'
                        }catch(exc){
                            echo "The docker image $docker_image-${params.env} does not exist"
                        }
                    }
                }
            }
    
            stage('生成新的Docker Image'){
                steps {
                    sh '''
                        cd ${WORKSPACE}/web/bin/docker
                        rm -f web.war
                        cp ${WORKSPACE}/web/target/web.war .
                        docker build -t $docker_image-$env -f Dockerfile-param .
                    '''
                }
            }
    
            stage('启动新Docker实例'){
                steps {
                    sh '''
                        if [[ "$env" == "prod" ]]; then
                            export port="8888"
                        else
                            export port="8811"
                        fi
                        
                        docker run -d --name $docker_container-$env -p $port:8980 $docker_image-$env
                    '''
                }
            }
        }
    }
    

    dockerfile

    FROM frolvlad/alpine-java:jdk8-slim
    MAINTAINER ThinkGem@163.com
    ENV TZ "Asia/Shanghai"
    ENV LANG C.UTF-8
    VOLUME /tmp
    
    WORKDIR /app
    ADD web.war .
    RUN jar -xvf web.war
    
    WORKDIR /app/WEB-INF
    ENV JAVA_OPTS "-Xms256m -Xmx1024m -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=512m"
    ENV JAVA_OPTS "$JAVA_OPTS -Dspring.profiles.active=<env>"
    
    ADD application-<env>.yml ./classes/config
    
    ENTRYPOINT java -cp /app $JAVA_OPTS org.springframework.boot.loader.WarLauncher
    
    EXPOSE 8980
    
    

    在Jenkins中配置好Pipline脚本中所需的MySQL变量信息

    创建Pipline任务,设置Pipline脚本

    由于我们第一次执行时,脚本里的parameter参数无法同步到Jenkins是里,所以第一次执行会报错,当我们刷新页面是就会发现参数已经同步了

    然后我们选择测试环境,再次build即可

    build完成

    打开测试环境:http://127.0.0.1:8811/a/login

    然后我们再build成产环境

    build完成

    打开成产环境:http://localhost:8888/a/login

    查看生产环境和测试环境的docker容器

    ok,完结,撒花~~

    bk