K8S

DevOps之Jenkins流水线

2022-07-08  本文已影响0人  羋学僧

1 、Jenkins流水线任务介绍

之前采用Jenkins的自由风格构建的项目,每个步骤流程都要通过不同的方式设置,并且构建过程中整体流程是不可见的,无法确认每个流程花费的时间,并且问题不方便定位问题。

Jenkins的Pipeline可以让项目的发布整体流程可视化,明确执行的阶段,可以快速的定位问题。并且整个项目的生命周期可以通过一个Jenkinsfile文件管理,而且Jenkinsfile文件是可以放在项目中维护。

所以Pipeline相对自由风格或者其他的项目风格更容易操作。

2、 Jenkins流水线任务

2.1、 构建Jenkins流水线任务
2.2、 Groovy脚本

Ps:涉及到特定脚本,Jenkins给予了充足的提示,可以自动生成命令

生成命令位置
2.3、 Jenkinsfile实现

Jenkinsfile方式需要将脚本内容编写到项目中的Jenkinsfile文件中,每次构建会自动拉取项目并且获取项目中Jenkinsfile文件对项目进行构建

3、 Jenkins流水线任务实现

3.1、 参数化构建

添加参数化构建,方便选择不的项目版本

Git参数化构建
3.2、 拉取Git代码

通过流水线语法生成Checkout代码的脚本

语法生成

将*/master更改为标签${tag}

pipeline {
    agent any
    stages {

        stage('拉取Git代码') {
            steps {
                checkout([$class: 'GitSCM', branches: [[name: '${tag}']], extensions: [], userRemoteConfigs: [[url: 'http://192.168.117.111:8929/root/devopsdemo.git']]])
            }
        }
    }
}
3.3、 构建代码

通过脚本执行mvn的构建命令

pipeline {
    agent any

    stages {

        stage('拉取Git代码') {
            steps {
                checkout([$class: 'GitSCM', branches: [[name: '${tag}']], extensions: [], userRemoteConfigs: [[url: 'http://192.168.117.111:8929/root/devopsdemo.git']]])
            }
        }

        stage('构建代码') {
            steps {
                sh '/var/jenkins_home/maven/bin/mvn clean package -DskipTests'
            }
        }
    }
}
3.4、 代码质量检测

通过脚本执行sonar-scanner命令即可

pipeline {
    agent any

    stages {

        stage('拉取Git代码') {
            steps {
                checkout([$class: 'GitSCM', branches: [[name: '${tag}']], extensions: [], userRemoteConfigs: [[url: 'http://192.168.117.111:8929/root/devopsdemo.git']]])
            }
        }

        stage('构建代码') {
            steps {
                sh '/var/jenkins_home/maven/bin/mvn clean package -DskipTests'
            }
        }

        stage('检测代码质量') {
            steps {
                sh '/var/jenkins_home/sonar-scanner/bin/sonar-scanner -Dsonar.sources=./ -Dsonar.projectname=${JOB_NAME} -Dsonar.projectKey=${JOB_NAME} -Dsonar.java.binaries=target/ -Dsonar.login=31388be45653876c1f51ec02f0d478e2d9d0e1fa' 
            }
        }
    }
}

3.5、 制作自定义镜像并发布
  pipeline {
      agent any
      environment{
          harborHost = '192.168.117.112:80'
          harborRepo = 'repo'
          harborUser = 'admin'
          harborPasswd = 'Harbor12345'
      }
  
      // 存放所有任务的合集
      stages {
  
          stage('拉取Git代码') {
              steps {
                  checkout([$class: 'GitSCM', branches: [[name: '${tag}']], extensions: [], userRemoteConfigs: [[url: 'http://192.168.117.111:8929/root/devopsdemo.git']]])
              }
          }
  
          stage('构建代码') {
              steps {
                  sh '/var/jenkins_home/maven/bin/mvn clean package -DskipTests'
              }
          }
  
          stage('检测代码质量') {
              steps {
                  sh '/var/jenkins_home/sonar-scanner/bin/sonar-scanner -Dsonar.sources=./ -Dsonar.projectname=${JOB_NAME} -Dsonar.projectKey=${JOB_NAME} -Dsonar.java.binaries=target/ -Dsonar.login=31388be45653876c1f51ec02f0d478e2d9d0e1fa' 
              }
          }
  
          stage('制作自定义镜像并发布Harbor') {
              steps {
                  sh '''cp ./target/*.jar ./docker/
                  cd ./docker
                  docker build -t ${JOB_NAME}:${tag} ./'''
  
                  sh '''docker login -u ${harborUser} -p ${harborPasswd} ${harborHost}
                  docker tag ${JOB_NAME}:${tag} ${harborHost}/${harborRepo}/${JOB_NAME}:${tag}
                  docker push ${harborHost}/${harborRepo}/${JOB_NAME}:${tag}'''
              }
          }
      }
  }
pipeline {
    agent any
    environment{
        harborHost = '192.168.117.112:80'
        harborRepo = 'repo'
        harborUser = 'admin'
        harborPasswd = 'Harbor12345'
    }
    stages {

        stage('拉取Git代码') {
            steps {
                checkout([$class: 'GitSCM', branches: [[name: '${tag}']], extensions: [], userRemoteConfigs: [[url: 'http://192.168.117.111:8929/root/devopsdemo.git']]])
            }
        }

        stage('构建代码') {
            steps {
                sh '/var/jenkins_home/maven/bin/mvn clean package -DskipTests'
            }
        }

        stage('检测代码质量') {
            steps {
                sh '/var/jenkins_home/sonar-scanner/bin/sonar-scanner -Dsonar.sources=./ -Dsonar.projectname=${JOB_NAME} -Dsonar.projectKey=${JOB_NAME} -Dsonar.java.binaries=target/ -Dsonar.login=dc4cbe2bca153ad1baf5adba7e02ddd2288ef53f' 
            }
        }
        

        stage('制作自定义镜像并发布Harbor') {
            steps {
                sh '''cp ./target/*.jar ./docker/
                cd ./docker
                docker build -t ${JOB_NAME}:${tag} ./'''
  
                sh '''docker login -u ${harborUser} -p ${harborPasswd} ${harborHost}
                docker tag ${JOB_NAME}:${tag} ${harborHost}/${harborRepo}/${JOB_NAME}:${tag}
                docker push ${harborHost}/${harborRepo}/${JOB_NAME}:${tag}'''
            }
        }

        stage('目标服务器拉取镜像并运行') {
              steps {
                  sshPublisher(publishers: [sshPublisherDesc(configName: 'test', transfers: [sshTransfer(cleanRemote: false, excludes: '', execCommand: "deploy.sh $harborHost $harborRepo $JOB_NAME $tag $container_port $host_port", execTimeout: 120000, flatten: false, makeEmptyDirs: false, noDefaultExcludes: false, patternSeparator: '[, ]+', remoteDirectory: '', remoteDirectorySDF: false, removePrefix: '', sourceFiles: '')], usePromotionTimestamp: false, useWorkspaceInPromotion: false, verbose: false)])
              }
          }
    }
}

Ps:由于采用变量,记得使用双引号

4、 Jenkins流水线整合钉钉

在程序部署成功后,可以通过钉钉的机器人及时向群众发送部署的最终结果通知

https://oapi.dingtalk.com/robot/send?access_token=bf92a9c16c58bf6244cedebca6175eb38b6aa47e833f0de830993d995ce080cb
pipeline {
    agent any
    environment{
        harborHost = '192.168.117.112:80'
        harborRepo = 'repo'
        harborUser = 'admin'
        harborPasswd = 'Harbor12345'
    }
    stages {

        stage('拉取Git代码') {
            steps {
                checkout([$class: 'GitSCM', branches: [[name: '${tag}']], extensions: [], userRemoteConfigs: [[url: 'http://192.168.117.111:8929/root/devopsdemo.git']]])
            }
        }

        stage('构建代码') {
            steps {
                sh '/var/jenkins_home/maven/bin/mvn clean package -DskipTests'
            }
        }

        stage('检测代码质量') {
            steps {
                sh '/var/jenkins_home/sonar-scanner/bin/sonar-scanner -Dsonar.sources=./ -Dsonar.projectname=${JOB_NAME} -Dsonar.projectKey=${JOB_NAME} -Dsonar.java.binaries=target/ -Dsonar.login=dc4cbe2bca153ad1baf5adba7e02ddd2288ef53f' 
            }
        }
        

        stage('制作自定义镜像并发布Harbor') {
            steps {
                sh '''cp ./target/*.jar ./docker/
                cd ./docker
                docker build -t ${JOB_NAME}:${tag} ./'''
  
                sh '''docker login -u ${harborUser} -p ${harborPasswd} ${harborHost}
                docker tag ${JOB_NAME}:${tag} ${harborHost}/${harborRepo}/${JOB_NAME}:${tag}
                docker push ${harborHost}/${harborRepo}/${JOB_NAME}:${tag}'''
            }
        }

        stage('目标服务器拉取镜像并运行') {
              steps {
                  sshPublisher(publishers: [sshPublisherDesc(configName: 'test', transfers: [sshTransfer(cleanRemote: false, excludes: '', execCommand: "deploy.sh $harborHost $harborRepo $JOB_NAME $tag $container_port $host_port", execTimeout: 120000, flatten: false, makeEmptyDirs: false, noDefaultExcludes: false, patternSeparator: '[, ]+', remoteDirectory: '', remoteDirectorySDF: false, removePrefix: '', sourceFiles: '')], usePromotionTimestamp: false, useWorkspaceInPromotion: false, verbose: false)])
              }
          }
    }
    post {
        success {
            dingtalk (
                robot: 'Jenkins-DingDing',
                type:'MARKDOWN',
                title: "success: ${JOB_NAME}",
                text: ["- 成功构建:${JOB_NAME}项目!\n- 版本:${tag}\n- 持续时间:${currentBuild.durationString}\n- 任务:#${JOB_NAME}"]
              )
          }
        failure {
            dingtalk (
                robot: 'Jenkins-DingDing',
                type:'MARKDOWN',
                title: "fail: ${JOB_NAME}",
                text: ["- 失败构建:${JOB_NAME}项目!\n- 版本:${tag}\n- 持续时间:${currentBuild.durationString}\n- 任务:#${JOB_NAME}"]
              )
        }
    }
}

5、 Jenkins流水线从GitLab拉取脚本

5.1、流水线使用SCM
5.2、创建Jenkinsfile
5.3、编写脚本
效果
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