Jenkins CI/CD 自动化部署环境搭建完全指南

pipeline {
    agent any

    tools {
        maven 'Maven-3.9'  // 需要在 Global Tool Configuration 中配置
        jdk 'JDK-17'
    }

    environment {
        // 定义环境变量
        PROJECT_NAME = 'my-app'
        DEPLOY_SERVER = '192.168.1.100'
        DEPLOY_PATH = '/opt/app'
    }

    stages {
        stage('Checkout') {
            steps {
                // 从 Git 仓库拉取代码
                git branch: 'main',
                    url: 'git@github.com:your-org/my-app.git',
                    credentialsId: 'github-ssh-key'
            }
        }

        stage('Build') {
            steps {
                echo '开始构建...'
                sh 'mvn clean package -DskipTests'
            }
            post {
                success {
                    echo '构建成功！'
                    archiveArtifacts artifacts: 'target/*.jar'
                }
                failure {
                    echo '构建失败！'
                }
            }
        }

        stage('Test') {
            steps {
                echo '运行单元测试...'
                sh 'mvn test'
            }
            post {
                always {
                    // 发布测试报告
                    junit 'target/surefire-reports/*.xml'
                }
            }
        }

        stage('Deploy') {
            when {
                branch 'main'  // 仅 main 分支触发部署
            }
            steps {
                echo '部署到生产服务器...'
                sshagent(credentials: ['deploy-ssh-key']) {
                    sh """
                        scp target/${PROJECT_NAME}.jar \
                            deploy@${DEPLOY_SERVER}:${DEPLOY_PATH}/
                        ssh deploy@${DEPLOY_SERVER} "
                            systemctl restart ${PROJECT_NAME}
                        "
                    """
                }
            }
        }
    }

    post {
        always {
            echo 'Pipeline 执行完毕'
        }
        success {
            // 发送成功通知
            emailext(
                subject: "[Jenkins] ${env.JOB_NAME} - Build #${env.BUILD_NUMBER} 成功!",
                body: "项目 ${PROJECT_NAME} 构建部署成功。\n查看详情: ${env.BUILD_URL}",
                to: 'team@example.com'
            )
        }
        failure {
            // 发送失败通知
            emailext(
                subject: "[Jenkins] ${env.JOB_NAME} - Build #${env.BUILD_NUMBER} 失败!",
                body: "项目 ${PROJECT_NAME} 构建失败，请检查。\n查看日志: ${env.BUILD_URL}console",
                to: 'team@example.com'
            )
        }
    }
}

// Jenkinsfile - 放在项目根目录
pipeline {
    agent any

    options {
        // 保留最近 10 次构建记录
        buildDiscarder(logRotator(numToKeepStr: '10'))
        // 超时设置：构建超过 30 分钟则自动终止
        timeout(time: 30, unit: 'MINUTES')
        // 禁止并发构建
        disableConcurrentBuilds()
    }
    // ... stages 同上
}

@Library('my-shared-library') _

pipeline {
    agent any
    stages {
        stage('Build') {
            steps {
                mySharedBuild()  // 调用共享库中的函数
            }
        }
    }
}

pipeline {
    agent {
        docker {
            image 'maven:3.9-eclipse-temurin-17'
            args '-v /root/.m2:/root/.m2'
        }
    }

    stages {
        stage('Build in Docker') {
            steps {
                sh 'mvn clean package'
            }
        }
    }
}