Creating events by e-mail

Zenoss Core provides two not often talked about daemons to generate events from e-mails. The zenmail daemon allows us to start a Zenoss Core SMTP server that other programs can use as a mail server to send e-mail messages directly to Zenoss Core. Zenoss Core automatically turns the message into an event. The zenpop3 daemon retrieves e-mails from a specified account and generates events based on the incoming e-mails.

To use either program in daemon mode, we need to edit the $ZENHOME/bin/zenoss configuration file, so that the daemons start when Zenoss Core starts.

As the zenoss user:

1. Open $ZENHOME/bin/zenoss in a text editor.

2. Find the line in the script that begins with $ZENHOME/bin/zenfunctions and uncomment or add the following lines (refer to the next screenshot):

   C="$C zenmail"
   C="$C zenpop3"
   

3. Restart the Zenoss daemons with the command zenoss restart:

When we restart the Zenoss daemons, zenmail and zenpop3 print warning messages that tell us that they were unable to...