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| #!/bin/bash #这里可替换为你自己的执行程序,其他代码无需更改 APP_NAME=包名.jar
#使用说明,用来提示输入参数 usage() { echo "Usage: sh wss.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 $2}' ` #如果不存在返回1,存在返回0 if [ -z "${pid}" ]; then return 1 else return 0 fi } #启动方法 start(){ is_exist if [ $? -eq "0" ]; then echo "${APP_NAME} is already running. pid=${pid} ." else nohup java -jar /root/project/websocket/$APP_NAME > /root/project/websocket/websocketserverlog.file 2>&1 & echo "${APP_NAME} start success" fi } #停止方法 stop(){ is_exist if [ $? -eq "0" ]; then kill -9 $pid else echo "${APP_NAME} is not running" fi } #输出运行状态 status(){ is_exist if [ $? -eq "0" ]; then echo "${APP_NAME} is running. Pid is ${pid}" else echo "${APP_NAME} is NOT running." fi } #重启 restart(){ stop start } #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
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