jenkins pipeline k8s发布回滚

最新推荐文章于 2025-11-15 02:29:45 发布

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该博客介绍了如何在Jenkins中使用Pipeline脚本，根据用户选择的服务和输入的版本号，实现Kubernetes环境中服务的版本回滚操作。详细步骤包括设置环境变量、定义Pod模板、用户交互选择服务和输入版本、动态生成并部署更新后的YAML文件。

jenkins下pipeline 通过用户选择需要回滚的服务，输入回滚的版本号，实现k8s上发布的版本回滚

env.CREDENTIALSID = '5576057b-0a5c-4e95-9b1f-xxxxxxxx'
podTemplate(name: 'jenkins-slave',label: 'jenkins-slave', cloud: 'kubernetes-test',namespace: 'jenkins', containers: [
  containerTemplate(
      name: 'jnlp',
      image: '192.168.1.140/library/jnlp-slave-maven:latest',
      ttyEnabled: true,
      privileged: false,
      alwaysPullImage: false,
      )
  ],
  volumes:[
      hostPathVolume(mountPath: '/var/run/docker.sock', hostPath: '/var/run/docker.sock'),
      hostPathVolume(mountPath: '/etc/localtime', hostPath: '/etc/localtime'),
      hostPathVolume(mountPath: '/usr/bin/docker', hostPath: '/usr/bin/docker'),
      //nfsVolume(mountPath: '/usr/local/maven',serverAddress: '192.168.1.110',serverPath: '/var/NHData/maven', readOnly: false),
      nfsVolume(mountPath: '/home/jenkins/Deployment',serverAddress: '192.168.1.110',serverPath: '/var/NHData/Deployment', readOnly: false),
      //nfsVolume(mountPath: '/root/.m2',serverAddress: '192.168.1.110',serverPath: '/var/NHData/.m2', readOnly: false),
      ]
) {
    node('jenkins-slave') {
            def app
    
     stage('准备版本回滚!') {
        //println '准备版本回滚！'  
                script {
                    env.SERVER_NAME = input message: '选择需要回滚的服务', ok: '确定回滚此服务',
                        parameters: [choice(name: 'SERVER_NAME', choices: ['无','gateway', 'inst','system'], description: '选择要回滚的服务')]

                        switch("${env.SERVER_NAME}"){
                            case 'gateway':
                                println('回滚gateway')
                                env.SERVER_PORT = 1111
                                break;
                            case 'inst':
                                println('回滚inst')
                                env.SERVER_PORT = 2222                                
                                break;
                             case 'system':
                                println('回滚system')
                                env.SERVER_PORT = 3333  
                                break;  
                            default:
                                println('error！！！！！！！')

                        }
                    }
        
        script {
                env.SERVICE_VERSION = input message: '输入需要回滚的版本号', ok: '回滚到此版本',            
                parameters: [string(name: '版本号', defaultValue: '无', description: '选择要回滚的服务')]
            
        }
        echo "回滚的服务为：${SERVER_NAME}，端口号为：${SERVER_PORT}, 版本号为：${SERVICE_VERSION}"    
        sh "sed -e 's#{IMAGE_TAG}#${SERVICE_VERSION}#g;s#{APP_NAME}#${SERVER_NAME}#g;s#{APP_PORT}#${SERVER_PORT}#g;s#{SPRING_PROFILE}#test#g' /home/jenkins/Deployment/k8s-deployment.tpl > k8s-deployment.yml "
        sh 'cat k8s-deployment.yml'
        kubernetesDeploy configs: 'k8s-deployment.yml',kubeconfigId: '13a255a8-5048-4e87-8045-xxxxxxxx',enableConfigSubstitution: true
        }


    }
}