进程守护脚本

#! /bin/sh
#进程名字可修改
PRO_NAME=rails
CMD="nohup bundle exec rails server webrick -p3000 -b 0.0.0.0 -e production >/dev/null 2>&1 -d &"
while true ; do
     #用ps获取$PRO_NAME进程数量
     NUM=`ps aux | grep -w ${PRO_NAME} | grep -v grep |wc -l`
     #echo $NUM
     #少于1，重启进程
     if [ "${NUM}" -lt "1" ];then
         echo "${PRO_NAME} was killed"
         $CMD
    #大于1，杀掉所有进程，重启
    elif [ "${NUM}" -gt "1" ];then
        echo "more than 1 ${PRO_NAME},killall ${PRO_NAME}"
        killall -9 $PRO_NAME
        $CMD
     fi
     #kill僵尸进程
     NUM_STAT=`ps aux | grep -w ${PRO_NAME} | grep T | grep -v grep | wc -l`
     if [ "${NUM_STAT}" -gt "0" ];then
         killall -9 ${PRO_NAME}
         $CMD
    fi
     sleep 5s
done
 
exit 0

#!/bin/bash
 
DEMO_SCRIPT='/dingshi.php' #服务脚本
DEMO_LOG='/dingshi.log' #服务运行日志
 
 
 
#判断程序是否已经在运行
status_script(){
    pids=`ps aux|grep /dingshi.php|grep -v grep|awk '{print $2}'`
    if [ ${pids} ]
    then
        echo ${0}'在运行中'
        return 1
    else
        echo $0'未启动'
        return 2
    fi
}
 
#启动脚本，先判断脚本是否已经在运行
start_script(){
    status_script
    if [ $? -eq 1 ]
    then
        echo ${0}' 已经在运行中了'
    else
        echo '启动'${0}'中...'
        nohup /usr/bin/php ${DEMO_SCRIPT}>${DEMO_LOG} &
        echo '启动完毕'
    fi
}
 
#停止脚本
stop_script(){
    status_script
    if [ $? -ne 1 ]
    then
        echo ${0}' 不是运行状态'
    else
        do
            kill -TERM ${pid} >/dev/null 2>&1
        done
        echo '停止完毕'
    fi
}
 
#重启脚本
reload_script(){
    stop_script
    sleep 4
    start_script
}
#入口函数
handle(){
    case $1 in
    start)
        start_script
        ;;
    stop)
        stop_script
        ;;
    status)
        status_script
        ;;
    reload)
        reload_script
        ;;
    *)
        echo 'USAGE OF THIS SERVER IS '${0} 'status|start|stop|restart';
        ;;
    esac
}
 
if [ $# -eq 1 ]
then
    handle $1
else
    echo 'USAGE OF THIS SERVER IS '${0} 'status|start|stop|restart';
fi

:RESTART
tasklist /FI "username eq administrator" | find /C "emule" > temp.txt
set /p num=<temp.txt
del /F temp.txt
 
if %num%==0 start /D "D:\Program Files\emule\" emule
 
cscript //nologo sleep.vbs
goto RESTART

wscript.sleep(600000)

createobject("wscript.shell").run "crontab.cmd",0