检测squid 端口脚本

 #!/bin/bash
 #service monitoring squid3 finalspeed  vpn
 
  /bin/netstat -tulpn | awk '{print $4}' | awk -F: '{print $4}' | grep ^25$ > /dev/null   2>/dev/null
 a=$(echo $?)
 if test $a -ne 0
 then
 /etc/init.d/squid3 restart > /dev/null 2>/dev/null
 else
 sleep 0
 fi