//脚本化流水线
node {
    // 定义全局环境变量
    def remote_name = '8.134.51.43'
    def remote_host = '8.134.51.43'
    def remote_user = 'root'
    def remote_password = ''
    def remote_path = '/data/run/java/test'
    def remote = [:]
    def file_name = 'email-test'
    remote.name = "${remote_name}"
    remote.host = "${remote_host}"
    remote.user = "${remote_user}"
    remote.password = "${remote_password}"
    remote.allowAnyHosts = true

    // 项目地址
    def git_address = 'https://gitee.com/the_jun/email_test_demo.git'
    // 分支
    def git_branch = 'master'
    // 帐号id
    def credentialsId = 'hejj'
    // maven的profile环境
    def profile = 'dev'


    stage('checkout and build') {
        stage('checkout from git') {
            echo "checkout  from  ${git_address} : ${git_branch}"
            checkout([$class: 'GitSCM', branches: [[name: "*/${git_branch}"]], doGenerateSubmoduleConfigurations: false, extensions: [], submoduleCfg: [], userRemoteConfigs: [[credentialsId: credentialsId, url: "${git_address}"]]])
        }
        stage('build') {
            sh 'pwd'
            sh 'mvn -version'
            sh 'java -version'
            echo 'build...'
            // 指定profile 配置id 为dev 的build 参数打包
            sh "mvn -B -P${profile} -DskipTests clean install"
        }
    }
    stage('remote ssh put jar file') {
        stage('remote ssh ===> put dongxing-task') {
            def put_file = './target/email-test-demo-0.0.1-SNAPSHOT.jar'
            sshPut remote: remote, from: put_file, into: "${remote_path}"
        }
    }

    stage('deployment') {
        // 发布文件名
        def deployment_name = "${file_name}.jar"
        def log_name = "${file_name}.log"

        // 执行的shell命令
        // 修改jar包文件名
        def change_name_script = "mv ${remote_path}/email-test-demo-0.0.1-SNAPSHOT.jar ${remote_path}/${deployment_name}"
        def check_running_script = "ps -ef | grep ${deployment_name} | grep -v grep |wc -l"
        def get_pid_script = "ps -ef | grep ${deployment_name} | grep -v grep | awk '{printf \" \"\$2}'"
        def deployment_script = "nohup java -jar  -Xms256m -Xmx512m -XX:MetaspaceSize=128m -XX:MaxMetaspaceSize=256m -Xdebug -Xrunjdwp:transport=dt_socket,suspend=n,server=y,address=5585 -Dspring.profiles.active=${profile} ${remote_path}/${deployment_name} > ${remote_path}/${log_name} 2>&1 &"
        // 获取deployment资源，确认服务是否正在运行
        // 执行并返回输出
        sshCommand remote: remote, command: "${change_name_script}"
        def num = sshCommand remote: remote, command: "${check_running_script}"
        echo "${deployment_name} running num:${num}"
        if ("${num}" > 0) {
            echo "${deployment_name} already running, delete it now"
            // 执行并返回输出
            def pid = sshCommand remote: remote, command: "${get_pid_script}"
            echo pid
            sshCommand remote: remote, command: "kill -9 ${pid}"
            sshCommand remote: remote, command: "sleep 5s"
        }
        echo "deploying ${deployment_name}"
        //jenkins 默认会关闭衍生的子进程，声明如下环境变量JENKINS_NODE_COOKIE，使子进程不被关闭
        withEnv(['JENKINS_NODE_COOKIE=dontkillme']) {
            sshCommand remote: remote, command: "${deployment_script}"
        }
        num = sshCommand remote: remote, command: "${get_pid_script}"
        echo "${deployment_name} running num:${num}"
       def tail_log_script = "tail -f ${remote_path}/${log_name} |  sed '/程序启动成功\\|程序启动失败/Q'"
       sshCommand remote: remote, command: "${tail_log_script}"
    }
}