Jenkins备份及回滚方式

PS:备份脚本存放位置（使用时将脚本放置环境服务包下）注意权限问题

在使用前备份脚本和回滚脚本需要根据实际的服务名称进行修改，并创建备份目录

使用SSH Pubishers执行脚本

执行脚本后，备份文件存放位置（以服务名称为文件，服务加时间戳为文件版本）

根据构建时间给予备份文件

回滚jar

备份脚本

#!/bin/bash set -e # 出错立即退出，避免静默失败 # ========== 备份配置项（根据实际修改） ========== APP_NAME="admin" # 应用名称 ONLINE_APP_DIR="/home/work/app/service/xxx/" # 线上应用包目录 BACKUP_DIR="/home/work/app/backup/xxx/" # 备份目录 RETENTION_DAYS=0 # 备份保留天数 AUDIT_LOG="/home/work/soft/logs/backup_audit.log" # 备份审计日志 # ========== 核心逻辑 ========== # 1. 生成精确到秒的时间戳 TIMESTAMP=$(date +%Y%m%d%H%M%S) # 2. 定义文件路径 ONLINE_APP_PATH="${ONLINE_APP_DIR}/${APP_NAME}.jar" BACKUP_APP_PATH="${BACKUP_DIR}/${APP_NAME}-${TIMESTAMP}.jar" # 3. 校验线上包是否存在 if [ ! -f "${ONLINE_APP_PATH}" ]; then echo "[$(date +'%Y-%m-%d %H:%M:%S')] ERROR: 线上包 ${ONLINE_APP_PATH} 不存在，备份失败！" >> ${AUDIT_LOG} echo "ERROR: 线上包不存在，备份失败！" exit 1 fi # 4. 执行备份（-p 保留文件属性：权限、时间、属主） echo "[$(date +'%Y-%m-%d %H:%M:%S')] INFO: 开始备份 ${ONLINE_APP_PATH} -> ${BACKUP_APP_PATH}" >> ${AUDIT_LOG} cp -p ${ONLINE_APP_PATH} ${BACKUP_APP_PATH} # 5. 校验备份是否成功（对比文件大小） ONLINE_SIZE=$(du -b ${ONLINE_APP_PATH} | awk '{print $1}') BACKUP_SIZE=$(du -b ${BACKUP_APP_PATH} | awk '{print $1}') if [ "${ONLINE_SIZE}" != "${BACKUP_SIZE}" ]; then echo "[$(date +'%Y-%m-%d %H:%M:%S')] ERROR: 备份包大小不一致，备份失败！" >> ${AUDIT_LOG} rm -f ${BACKUP_APP_PATH} # 删除损坏的备份包 exit 1 fi # 6. 清理过期备份 echo "[$(date +'%Y-%m-%d %H:%M:%S')] INFO: 清理${RETENTION_DAYS}天前的备份..." >> ${AUDIT_LOG} find ${BACKUP_DIR} -name "${APP_NAME}-*.jar" -mtime +${RETENTION_DAYS} -delete >> ${AUDIT_LOG} 2>&1 # 7. 记录审计日志 echo "[$(date +'%Y-%m-%d %H:%M:%S')] SUCCESS: 备份成功，备份包路径：${BACKUP_APP_PATH}" >> ${AUDIT_LOG} # 8. 输出成功信息（供Jenkins日志查看） echo "备份成功！" echo "备份包路径：${BACKUP_APP_PATH}" echo "当前备份列表（按时间倒序）：" ls -lh ${BACKUP_DIR}/${APP_NAME}-*.jar | sort -k9r exit 0

回滚脚本

#!/bin/bash set -e # 出错立即退出，避免静默失败 # ========== 备份配置项（根据实际修改） ========== APP_NAME="admin" # 应用名称 ONLINE_APP_DIR="/home/work/app/service/xxx/" # 线上应用包目录 BACKUP_DIR="/home/work/app/backup/xxx/" # 备份目录 RETENTION_DAYS=0 # 备份保留天数 AUDIT_LOG="/home/work/soft/logs/backup_audit.log" # 备份审计日志 # ========== 核心逻辑 ========== # 1. 生成精确到秒的时间戳 TIMESTAMP=$(date +%Y%m%d%H%M%S) # 2. 定义文件路径 ONLINE_APP_PATH="${ONLINE_APP_DIR}/${APP_NAME}.jar" BACKUP_APP_PATH="${BACKUP_DIR}/${APP_NAME}-${TIMESTAMP}.jar" # 3. 校验线上包是否存在 if [ ! -f "${ONLINE_APP_PATH}" ]; then echo "[$(date +'%Y-%m-%d %H:%M:%S')] ERROR: 线上包 ${ONLINE_APP_PATH} 不存在，备份失败！" >> ${AUDIT_LOG} echo "ERROR: 线上包不存在，备份失败！" exit 1 fi # 4. 执行备份（-p 保留文件属性：权限、时间、属主） echo "[$(date +'%Y-%m-%d %H:%M:%S')] INFO: 开始备份 ${ONLINE_APP_PATH} -> ${BACKUP_APP_PATH}" >> ${AUDIT_LOG} cp -p ${ONLINE_APP_PATH} ${BACKUP_APP_PATH} # 5. 校验备份是否成功（对比文件大小） ONLINE_SIZE=$(du -b ${ONLINE_APP_PATH} | awk '{print $1}') BACKUP_SIZE=$(du -b ${BACKUP_APP_PATH} | awk '{print $1}') if [ "${ONLINE_SIZE}" != "${BACKUP_SIZE}" ]; then echo "[$(date +'%Y-%m-%d %H:%M:%S')] ERROR: 备份包大小不一致，备份失败！" >> ${AUDIT_LOG} rm -f ${BACKUP_APP_PATH} # 删除损坏的备份包 exit 1 fi # 6. 清理过期备份 echo "[$(date +'%Y-%m-%d %H:%M:%S')] INFO: 清理${RETENTION_DAYS}天前的备份..." >> ${AUDIT_LOG} find ${BACKUP_DIR} -name "${APP_NAME}-*.jar" -mtime +${RETENTION_DAYS} -delete >> ${AUDIT_LOG} 2>&1 # 7. 记录审计日志 echo "[$(date +'%Y-%m-%d %H:%M:%S')] SUCCESS: 备份成功，备份包路径：${BACKUP_APP_PATH}" >> ${AUDIT_LOG} # 8. 输出成功信息（供Jenkins日志查看） echo "备份成功！" echo "备份包路径：${BACKUP_APP_PATH}" echo "当前备份列表（按时间倒序）：" ls -lh ${BACKUP_DIR}/${APP_NAME}-*.jar | sort -k9r exit 0 [root@rocky9-0 scripts]# cat rollback_service.sh #!/bin/bash set -e # 出错立即退出，避免静默失败 # ========== 回滚配置项（和备份脚本完全对齐） ========== APP_NAME="XXX" # 应用名称 ONLINE_APP_DIR="/home/lyszwork/app/service/XXX/" # 线上应用包目录 BACKUP_DIR="/home/lyszwork/app/backup/XXX" # 备份目录 AUDIT_LOG="/home/lyszwork/soft/logs/rollback_service.log" # 复用备份审计日志 # 【核心配置】应用启停命令（ STOP_APP_CMD="sh /home/lyszwork/app/service/common-service-center/deploy.sh stop" START_APP_CMD="sh /home/lyszwork/app/service/common-service-center/deploy.sh start" # ========== 核心回滚逻辑 ========== # 1. 前置校验：检查备份目录是否存在 if [ ! -d "${BACKUP_DIR}" ]; then echo "[$(date +'%Y-%m-%d %H:%M:%S')] ERROR: 备份目录 ${BACKUP_DIR} 不存在！" >> ${AUDIT_LOG} echo "ERROR: 备份目录不存在，无法回滚！" exit 1 fi # 2. 列出所有备份包（按时间倒序），筛选上一个版本 # 获取备份包列表（排除当前行），按时间戳降序排列 BACKUP_LIST=($(ls ${BACKUP_DIR}/${APP_NAME}-*.jar 2>/dev/null | sort -r)) if [ ${#BACKUP_LIST[@]} -eq 0 ]; then echo "[$(date +'%Y-%m-%d %H:%M:%S')] ERROR: 未找到任何备份包！" >> ${AUDIT_LOG} echo "ERROR: 无备份包可回滚！" exit 1 fi # 选择“上一个版本”（列表第一个即为最新备份，也就是要回滚的目标版本） TARGET_BACKUP=${BACKUP_LIST[0]} echo "[$(date +'%Y-%m-%d %H:%M:%S')] INFO: 选定回滚版本：${TARGET_BACKUP}" >> ${AUDIT_LOG} echo "✅ 选定回滚版本：${TARGET_BACKUP}" # 3. 备份当前线上包（防止回滚失败） CURRENT_TIMESTAMP=$(date +%Y%m%d%H%M%S) BACKUP_BEFORE_ROLLBACK="${BACKUP_DIR}/${APP_NAME}-current-before-rollback-${CURRENT_TIMESTAMP}.jar" echo "[$(date +'%Y-%m-%d %H:%M:%S')] INFO: 备份当前线上包到 ${BACKUP_BEFORE_ROLLBACK}" >> ${AUDIT_LOG} cp -p ${ONLINE_APP_DIR}/${APP_NAME}.jar ${BACKUP_BEFORE_ROLLBACK} 2>/dev/null || { echo "[$(date +'%Y-%m-%d %H:%M:%S')] WARNING: 当前线上包不存在，直接使用备份包覆盖！" >> ${AUDIT_LOG} } # 4. 停止应用（避免Jar包被占用） echo "[$(date +'%Y-%m-%d %H:%M:%S')] INFO: 停止应用 ${APP_NAME}..." >> ${AUDIT_LOG} echo "🔴 停止应用中..." ${STOP_APP_CMD} || { echo "[$(date +'%Y-%m-%d %H:%M:%S')] WARNING: 应用停止命令执行失败（可能应用已停止）" >> ${AUDIT_LOG} echo "⚠️ 应用停止命令执行失败（可能应用已停止），继续回滚..." } # 5. 执行回滚：替换线上Jar包 echo "[$(date +'%Y-%m-%d %H:%M:%S')] INFO: 开始回滚，替换线上包..." >> ${AUDIT_LOG} echo "🔄 执行回滚替换Jar包..." cp -p ${TARGET_BACKUP} ${ONLINE_APP_DIR}/${APP_NAME}.jar # 校验回滚是否成功（对比文件大小） BACKUP_SIZE=$(du -b ${TARGET_BACKUP} | awk '{print $1}') ROLLBACK_SIZE=$(du -b ${ONLINE_APP_DIR}/${APP_NAME}.jar | awk '{print $1}') if [ "${BACKUP_SIZE}" != "${ROLLBACK_SIZE}" ]; then echo "[$(date +'%Y-%m-%d %H:%M:%S')] ERROR: 回滚包大小不一致，回滚失败！" >> ${AUDIT_LOG} # 回滚失败：恢复之前备份的当前包 cp -p ${BACKUP_BEFORE_ROLLBACK} ${ONLINE_APP_DIR}/${APP_NAME}.jar 2>/dev/null rm -f ${BACKUP_BEFORE_ROLLBACK} echo "❌ 回滚失败，已恢复原线上包！" exit 1 fi # 6. 启动应用 echo "[$(date +'%Y-%m-%d %H:%M:%S')] INFO: 启动应用 ${APP_NAME}..." >> ${AUDIT_LOG} echo "🟢 启动应用中..." ${START_APP_CMD} || { echo "[$(date +'%Y-%m-%d %H:%M:%S')] ERROR: 应用启动失败！" >> ${AUDIT_LOG} echo "❌ 应用启动失败，请手动检查！" exit 1 } # 7. 记录成功日志 echo "[$(date +'%Y-%m-%d %H:%M:%S')] SUCCESS: 回滚完成！目标版本：${TARGET_BACKUP}" >> ${AUDIT_LOG} echo -e "\n✅ 回滚成功！" echo "📌 回滚版本：${TARGET_BACKUP}" echo "📌 线上包路径：${ONLINE_APP_DIR}/${APP_NAME}.jar" echo "📌 请检查应用日志，确认服务正常运行！" exit 0