| 12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152535455565758596061626364656667686970717273747576 | #!/bin/bash#设置jar文件名APP_NAME=app.jar#使用说明,用来提示输入参数usage() {echo "Usage: sh 执行脚本.sh [start|stop|restart|status]"exit 1}#检查程序是否在运行is_exist(){pid=`ps -ef|grep $APP_NAME|grep -v grep|awk '{print $2}' `#如果不存在返回1,存在返回0if [ -z "${pid}" ]; thenreturn 1elsereturn 0fi}#启动方法start(){is_existif [ $? -eq "0" ]; thenecho "${APP_NAME} is already running. pid=${pid} ."elsenohup java -Xms1024m -Xmx1024m -jar $APP_NAME > /dev/null 2>&1 &fi}#停止方法stop(){is_existif [ $? -eq "0" ]; thenkill -9 $pidelseecho "${APP_NAME} is not running"fi}#输出运行状态status(){is_existif [ $? -eq "0" ]; thenecho "${APP_NAME} is running. Pid is ${pid}"elseecho "${APP_NAME} is NOT running."fi}#重启restart(){stopstart}#根据输入参数,选择执行对应方法,不输入则执行使用说明case "$1" in"start")start;;"stop")stop;;"status")status;;"restart")restart;;*)usage;;esac
 |