@[TOC]

摘要介绍

本文章为转载自己整理的，具体可查看：https://www.cnblogs.com/chywx/p/10460061.html

说明

==自定义脚本用于快速启动、重启、停止jar，省去每次执行重复命令：java -jar xxx.jar >a.log &==

启动命令：sh xxx.sh start

重启命令：sh xxx.sh restart

停止命令：sh xxx.sh stop

#!/bin/bash

#??????????????,????????

APP_NAME=bigdata_demo-0.0.1-SNAPSHOT.jar  

#????,????????

usage() {
   

 echo "Usage: sh ???.sh [start|stop|restart|status]"

 exit 1

}



#?????????

is_exist(){
   

 pid=`ps -ef|grep $APP_NAME|grep -v grep|awk '{print $2}' `

 #???????1,????0 

 if [ -z "${pid}" ]; then

 return 1

 else

 return 0

 fi

}



#????

start(){
   

 is_exist

 if [ $? -eq "0" ]; then

 echo "${APP_NAME} is already running. pid=${pid} ."

 else

 java -jar ${
   APP_NAME} >a.log &

 echo "${APP_NAME} start success"

 fi

}



#????

stop(){
   

 is_exist

 if [ $? -eq "0" ]; then

 kill -9 $pid

 else

 echo "${APP_NAME} is not running"

 fi

}



#??????

status(){
   

 is_exist

 if [ $? -eq "0" ]; then

 echo "${APP_NAME} is running. Pid is ${pid}"

 else

 echo "${APP_NAME} is NOT running."

 fi

}



#??

restart(){
   

 stop

 start

}



#??????,????????,??????????

case "$1" in

 "start")

 start

 ;;

 "stop")

 stop

 ;;

 "status")

 status

 ;;

 "restart")

 restart

 ;;

 *)

 usage

 ;;

esac

重要信息

• 官网：https://ais.cn/u/vEbMBz