#!/bin/bash
#Author Sudharsan
#Designation devops
#GNU General Public License

cat /var/log/maillog | grep dsn | grep -v 2.0.0 

if [ $? -eq 0 ]
then
  cat /var/log/maillog | grep dsn | grep -v 2.0.0 | mail -s "$(hostname) Error found email log" devops@expertus.com
cp /var/log/maillog /var/log/maillog_$(date +"%d_%m_%Y")
> /var/log/maillog
else
  exit
fi