#/bin/bash#monitoringwebisrunningcurlwww.163.com-I|awk-F'''{print$2}'|sed's/[a-zA-Z]//g'|grep200if[$?==0]thenecho"webisrunningok"elseecho"webisdead"|mail-s"webisnotrunning"1306xxx@139.comfi

注：只要返回不是200，就会发邮件告警
缺点：如果返回的是301，就会误判