jenkins自动化pipeline（一）

配置pipeline

1. 配置版本号参数化

   
   image.png

2. 配置pipeline脚本

   
   image.png

#!groovy
pipeline{
    agent {label "masterAgent"}
    tools {
        maven 'maven3.6.3'
    }

    environment {
        dockerRegistryUrl = "registry.cn-hangzhou.aliyuncs.com/weeki/demo1"
        dockerHarbor = "registry.cn-hangzhou.aliyuncs.com"
        appName = "demo"
        image = "${dockerRegistryUrl}/${appName}"
    scmBranch=getScmBranch(params.demo_version)
        // harbor 凭证，需提前配置好
        HARBOR_AUTH=credentials('docker_devops')
    // 本次构建版本号
        current_build_version=getCurrentBranchVersion(params.demo_version)
    // 企业微信机器人通知地址
    robtLink="https://qyapi.weixin.qq.com/cgi-bin/webhook/send?key=******"
    lastMsg=''
    BUILD_USER=''
    }

   options {
        timestamps()    // 日志会有时间
        timeout(time:1,unit:'HOURS') //设置流水线超时时间
   }

    stages{
        stage('拉取代码') {
          steps {
              checkout([$class: 'GitSCM', branches: [[name: scmBranch]], extensions: [], userRemoteConfigs: [[credentialsId: 'gitlab', url: 'http://gitee.com/weeki/demo.git']]])
            }
        }

        stage('构建镜像并上传') {
            steps {
                script {
                    def mvnCommend = "mvn clean package jib:build \
                -Djib.to.image=${image}:${current_build_version} \
                -Djib.from.image=registry.cn-hangzhou.aliyuncs.com/weeki/demo1/jre:8 "
                    sh (script:mvnCommend+'-Djib.to.auth.username=$HARBOR_AUTH_USR\
                    -Djib.to.auth.password=$HARBOR_AUTH_PSW')
                }
            }
        }
        stage('服务升级'){
            agent {label "agent1"}
            steps{
                script {
                    sh "sed -ie 's/image: registry.cn-hangzhou.aliyuncs.com\\/weeki\\/demo1:.*/image: registry.cn-hangzhou.aliyuncs.com\\/weeki\\/demo1:${current_build_version}/g' /data/docker-compose.yaml"
                }
            }
        }

        stage('服务启动'){
            agent {label "agent1"}
            steps{
                script {
                    sh "docker-compose -f /data/docker-compose.yaml stop ${appName}"
                    sh "docker login --username=$HARBOR_AUTH_USR ${dockerHarbor} --password=$HARBOR_AUTH_PSW"
                    sh "docker-compose -f /data/docker-compose.yaml up -d ${appName}"
                    echo "启动完成！"
                }
            }
        }

        stage('系统检查'){
            agent {label "agent1"}
            steps{
                script {
                    echo "开始检查。。。"
                    sh "sleep 30"
                    def ServStatus = sh(script: "docker ps -a|grep '0.0.0.0:8080'|grep Up", returnStatus: true)
                    if (ServStatus == 0) {
                        echo "服务正常运行中"
                    }else {
                        echo "服务异常..."
                        exit 1
                    }
                }
            }
        }

        stage('发送微信通知') {
            steps {
                script {
                    wrap([$class: 'BuildUser']) {
                        script {
                            BUILD_USER = "${env.BUILD_USER}"
                        }           
                    }
                    def changeMsgs = getCommitMessage();
                    sh "curl '${robtLink}' -H 'Content-Type: application/json' -d '{ \"msgtype\": \"markdown\", \"markdown\": { \"content\": \"系统升级消息\n >动作：<font color='\"info\"'>镜像构建并升级agent1完成</font>\n >服务名：<font color='\"info\"'>后端【demo1】</font>\n >版本号：<font color='\"comment\"'> '\"${params.demo_version}\"'</font>\n >构建号：<font color='\"comment\"'> '\"${env.BUILD_ID}\"'</font>\n >构建人：<font color='\"comment\"'> '\"${BUILD_USER}\"'</font>\n >版本描述：\n<font color='\"comment\"'>'\"${changeMsgs}\"'</font>\"}}'"
                }
            }
        }
    }
}

def getCurrentBranchVersion(def branch) {
    return "${branch}-${env.BUILD_ID}"
}

def getScmBranch(def version){
    return "*/${version}";
}
// 获取修改内容
String getCommitMessage(){
    def commitMessage = ""
    def formatStr = "%s - 修改人:%s\\r\\n";
    for ( changeLogSet in currentBuild.changeSets){
        if (commitMessage.length() <= 0){
            commitMessage = "\\r\\n";
        }
        for (entry in changeLogSet.getItems()){
            commitMessage += String.format(formatStr, entry.msg, entry.author.fullName);
        }
    }
    if (commitMessage.length() <= 0){
        commitMessage = "没有任何修改\\r\\n";
    }
    return commitMessage
}

配置docker habor 凭证

image.png

docker-compose.yaml配置

按需配置就可以了，

1. 镜像id，pipeline升级会自动更新成最新的版本号；
2. 容器名，配合pipeline中使用的容器名（appName = "demo"）

过程肯定有遗漏，参考使用时遇到问题请留意，不定期按留言补充