CentOS7利用Mailx发送URL的监控告警邮件

#安装
yum install -y mailx

#测试
echo "received" | mail -s "test mailx" xx@xx.com

配置发件信息 /etc/mail.rc

set from=mailaccess
set smtp=smtpserver
set smtp-auth-user=xxx@xx.com
set smtp-auth-password=******

cat urllist
#aa
172.16.111.11
#bb
172.16.111.12
#cc
http://xx.xx.com

​ cat monitor.sh

#!/bin/bash
  #监控xxxx
  while true
  do
      Mail="xx@xx.com"
      FailCount=0
      Retval=0
      GetUrlStatus() {
                  for ((i=1;i<=3;i++))     
                  do
                          wget -T 3 --tries=1 --spider ${1} >/dev/null 2>&1
                          [ $? -ne 0 ] && let FailCount+=1;    
                  done
                  Date=`date +%F" "%H:%M`
                  if [ $FailCount -gt 1 ];then
                          Retval=1
                          echo "check fail!!!,sendmail....."
                          echo "Date : $Date \n Problem :$urllist服务异常，请尽快处理！" | mailx -v -s "xx监控提醒"  $Mail

                  else
                          Retval=0
                          echo "Date : $Date  $urllist is running."
                  fi
                  return $Retval        
       }
       for url in `cat url | sed '/^#/d'`
       do
          GetUrlStatus $urllist
      done
      sleep 60           
  done

nohup ./monitorurl.sh >>monitor.log &

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