pipeline {
    agent {
        label "master node"
    }
    
    environment {
        // 以年-月-日_时-分-秒生成备份版本号
        BACKUP_TAG = "${new Date().format('yyyy-MM-dd_HH-mm-ss')}" 
        LOCAL_SMB_SYNC_DIR="/home/smb/"
        
        // 压缩的文件名
        BUILD_GZIP_FILE = "gm.tgz"
        // 压缩的文件夹
        GZIP_DIRECTIORY = "gm"
        
        SSH_REMOTE_USER = "cicd"
        SSH_REMOTE_HOST = "124.222.61.148"
        SSH_REMOTE_PORT = 22
        
        // 远端的更新包上传目录
        SSH_REMOTE_PUSH_DIR = "~/smb_update/"
        
        // 远程的项目更新目录(只能输入文件夹名字, 不然会报错)
        SSH_REMOTE_SMB_DIR = "/home/smb/"
    }
    stages {
        stage("COPY File") {
            steps {
                script {
                    echo "Attention: COPY File - I Start"
                    
                    if (fileExists(GZIP_DIRECTIORY)) {
                        echo "Attention: COPY File - I Will Backup Old Dir"
                        sh "mv ${GZIP_DIRECTIORY}  ${GZIP_DIRECTIORY}_${BACKUP_TAG}"
                    }
                    
                    sh "mkdir ${GZIP_DIRECTIORY}"
                    sh "/usr/bin/cp -r ${LOCAL_SMB_SYNC_DIR}/* ${GZIP_DIRECTIORY}/"
                    echo "Attention: COPY File - I Finish"
                }
            }
        }
        stage ("GZIP File") {
            steps {
                script {
                    echo "Attention: GZIP File - I Start"
                    if (fileExists(BUILD_GZIP_FILE)) {
                        echo "Attention: GZIP File - I Will Remove Old Package!"
                        sh "rm -rf $BUILD_GZIP_FILE"
                    }
                    sh "tar czf ${BUILD_GZIP_FILE} ./${GZIP_DIRECTIORY}"
                    echo "Attention: GZIP File - I Finish"
                }
            }
        }
        stage ("SCP File") {
            steps {
                echo "Attention: SCP File - I Start"
                sh """
                    ssh ${SSH_REMOTE_USER}@${SSH_REMOTE_HOST} -p${SSH_REMOTE_PORT} '
                    [ -d ${SSH_REMOTE_PUSH_DIR} ] ||  mkdir -p ${SSH_REMOTE_PUSH_DIR}
                    '
                """
                sh "scp -P${SSH_REMOTE_PORT} ${BUILD_GZIP_FILE} ${SSH_REMOTE_USER}@${SSH_REMOTE_HOST}:${SSH_REMOTE_PUSH_DIR}/"
                echo "Attention: SCP File - I Finish"
            }
        }
        stage ("Pre Update") {
            steps {
                echo "Attention: Pre Update - I Start"
                sh """
                    ssh ${SSH_REMOTE_USER}@${SSH_REMOTE_HOST} -p${SSH_REMOTE_PORT} '
                    cd ${SSH_REMOTE_PUSH_DIR}
                    [ -d ${GZIP_DIRECTIORY}  ] && mv ${GZIP_DIRECTIORY} ${GZIP_DIRECTIORY}_${BACKUP_TAG}
                    tar xf ${BUILD_GZIP_FILE} && rm -rf ${BUILD_GZIP_FILE}
                    '
                """
                echo "Attention: Pre Update - I Finish"
            }
        }
        // 确认更新
        stage("Confirm Tips"){
            steps {
                echo "Attention: Update Project - Administrator Decide Update This Project!"
            }
            input {
                message "Next Process Will Update Project, Continue?"
                ok "Yes, Do It."
            }
        }
        // 更新项目
        stage("Update Project") {
            steps {
                echo "Attention: Update Project - I Will Start!"
                sh """
                    ssh ${SSH_REMOTE_USER}@${SSH_REMOTE_HOST} -p${SSH_REMOTE_PORT} '
                    cd ${SSH_REMOTE_PUSH_DIR}
                    /usr/bin/cp -r ${GZIP_DIRECTIORY}/* ${SSH_REMOTE_SMB_DIR}/
                    '
                """
                echo "Attention: Update Project - I Finish!"
            }
        }
    }
}