doracoin / 通用Jar管理脚本 v1.0

#!/bin/bash ############################################ # 通用Jar管理脚本 v1.0 ############################################ APP_NAME="app-service" PORT="8080" BASE_DIR=$(cd "$(dirname "$0")"; pwd) RELEASE_DIR="$BASE_DIR/releases" LOG_DIR="$BASE_DIR/logs" CURRENT_JAR="$BASE_DIR/current.jar" SYSTEMD_FILE="/etc/systemd/system/${APP_NAME}.service" JAVA_CMD=$(which java) ############################################ mkdir -p $RELEASE_DIR mkdir -p $LOG_DIR ############################################ get_pid() { PID=$(ps -ef | grep "current.jar" | grep -v grep | awk '{print $2}') } ############################################ start_app() { get_pid if [ -n "$PID" ]; then echo "服务已运行 PID=$PID" return fi echo "启动服务..." nohup $JAVA_CMD -jar $CURRENT_JAR > $LOG_DIR/app.log 2>&1 & sleep 2 get_pid if [ -n "$PID" ]; then echo "启动成功 PID=$PID" else echo "启动失败" fi } ############################################ stop_app() { get_pid if [ -z "$PID" ]; then echo "服务未运行" return fi echo "停止服务 PID=$PID" kill $PID sleep 2 get_pid if [ -n "$PID" ]; then echo "强制停止" kill -9 $PID fi echo "停止完成" } ############################################ restart_app() { stop_app sleep 2 start_app } ############################################ status_app() { get_pid if [ -n "$PID" ]; then echo "运行中 PID=$PID" else echo "未运行" fi echo "" echo "端口检测..." lsof -i:$PORT } ############################################ view_log() { tail -f $LOG_DIR/app.log } ############################################ publish_version() { echo "输入jar文件路径:" read JAR_PATH if [ ! -f "$JAR_PATH" ]; then echo "文件不存在" return fi JAR_NAME=$(basename $JAR_PATH) cp $JAR_PATH $RELEASE_DIR/ ln -sf $RELEASE_DIR/$JAR_NAME $CURRENT_JAR echo "发布版本: $JAR_NAME" restart_app clean_old } ############################################ rollback_version() { echo "历史版本:" ls -t $RELEASE_DIR echo "输入要回滚的jar名称:" read JAR_NAME if [ ! -f "$RELEASE_DIR/$JAR_NAME" ]; then echo "版本不存在" return fi ln -sf $RELEASE_DIR/$JAR_NAME $CURRENT_JAR restart_app echo "已回滚: $JAR_NAME" } ############################################ list_versions() { ls -lt $RELEASE_DIR } ############################################ clean_old() { echo "清理旧版本..." ls -t $RELEASE_DIR/*.jar | tail -n +11 | xargs rm -f } ############################################ install_systemd() { echo "安装systemd服务..." cat > $SYSTEMD_FILE <<EOF [Unit] Description=$APP_NAME After=network.target [Service] Type=simple WorkingDirectory=$BASE_DIR ExecStart=$JAVA_CMD -jar $CURRENT_JAR Restart=always RestartSec=5 [Install] WantedBy=multi-user.target EOF systemctl daemon-reload systemctl enable $APP_NAME echo "systemd安装完成" echo "后续的操作请使用 systemctl 来进行：" systemctl_help } systemctl_help() { echo "只有执行菜单中 安装systemd服务 之后才可用" echo "systemctl start "$APP_NAME echo "systemctl stop "$APP_NAME echo "systemctl restart "$APP_NAME echo "systemctl status "$APP_NAME echo "journalctl -u $APP_NAME -f" echo "journalctl -u $APP_NAME --since today" echo "journalctl -u $APP_NAME --since '1 hour ago'" echo "journalctl -u $APP_NAME -p err" } ############################################ while true do echo "" echo "==============================" echo " Jar 管理系统" echo "==============================" echo "1. 启动服务" echo "2. 停止服务" echo "3. 重启服务" echo "4. 查看状态" echo "5. 查看日志" echo "6. 发布新版本" echo "7. 回滚版本" echo "8. 查看历史版本" echo "9. 安装systemd服务" echo "10. 清理旧版本" echo "11. 查看systemd操作示例" echo "0. 退出" echo "" read -p "请选择: " num echo "" echo "" case "$num" in 1) start_app ;; 2) stop_app ;; 3) restart_app ;; 4) status_app ;; 5) view_log ;; 6) publish_version ;; 7) rollback_version ;; 8) list_versions ;; 9) install_systemd ;; 10) clean_old ;; 11) systemctl_help ;; 0) exit ;; *) echo "输入错误" ;; esac done