#!/bin/sh

 # 定义要监控的页面地址

 WebUrl="http://xxxxxxx.com"

 GetPageInfo=/dev/null

 while [ "" = "" ]

 do

 TomcatServiceCode=$(curl -s -o $GetPageInfo -m 10 --connect-timeout 10 $WebUrl -w %{http_code})

 echo "`date "+%Y-%m-%d %H:%M:%S"` : TomcatServiceCode:"$TomcatServiceCode

 #如果返回不是http 200 ，说明tomcat已经挂断

 #需要杀掉进程，并重启tomcat

   if [ $TomcatServiceCode -eq 200 ];then

      echo "`date "+%Y-%m-%d %H:%M:%S"` :tomcat is okay."

   else

     ID=`ps -ef | grep tomcat | grep -v "grep" | awk '{print $2}'`

     echo $ID

     for id in $ID

     do

      kill -9 $id

      echo "`date "+%Y-%m-%d %H:%M:%S"` : killed $id"

     done

     echo "`date "+%Y-%m-%d %H:%M:%S"` : PID have been killed"

     echo "`date "+%Y-%m-%d %H:%M:%S"` : begin to restart the tomcat."

     service tomcat start

     echo "`date "+%Y-%m-%d %H:%M:%S"` : tomcat have been restarted."

   fi

 echo "check done."

 echo "`date "+%Y-%m-%d %H:%M:%S"` sleep 60s and wait next check.."

 sleep 60s

 done