I am using Zenoss for monitoring purpose .And I had been using its mail service for long time .Suddenly my mail service in zenoss stopped and started showing
<class 'smtplib.SMTPServerDisconnected'> - Connection unexpectedly closed and no mails are outgoing .When I ran the mail command via CLI , the mail goes to the email address .While executing the zenoss script for mailer wont work and throws out the error as shown above.Could you please help me on this ?
My server is RHEL 5.3 x86_64 , with Zenoss 4.2 & sendmail email server
Appending Sendmail logs & Zenoss Email Conf
Apr 11 07:14:30 XXXhostnameXX sendmail: r3BBDgia013582: lost input channel from localhost.localdomain [127.0.0.1] to MTA after mail Apr 11 07:14:30 XXXhostnameXX sendmail: r3BBDgia013582: from=<email@example.com>, size=146972, class=0, nrcpts=0, proto=ESMTP, daemon=MTA, relay=localhost.localdomain [127.0.0.1]
Zenoss is following basic smtp connection as emailing is done by local sendmail server (localhost) in port 25. No specific configuration are used .