Send emails to different people for different servers (nodes) with Munin. Here is an example from a working “/etc/munin/munin.conf” file: contact.web_group.command mail -s “MUNIN – ${var:group} :: ${var:host}” [email protected] contact.web_group.always_send warning critical contact.db_group.command mail -s “MUNIN – ${var:group} :: ${var:host}” [email protected] contact.db_group.always_send warning critical contact.itgroup.command mail -s “MUNIN – ${var:group}
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Munin Server – How to force emails to be sent
This article is a one-liner showing how to force munin server to send email alerts at an unscheduled time. This is good to test your notification configuration. Login to the munin server as root and then issue the following: su – munin –shell=/bin/bash -c “/usr/share/munin/munin-limits –contact email –force” You should
Read moreTroubleshooting Munin ‘munin.conf’ Config
This article explains an important method used to check your Munin config file. This is not checking the ‘munin-nodes’ but just the ‘munin.conf’ file. The key is to switch to the ‘munin’ user and then issue the ‘munin-update’ command. As follows: On the Munin server, login as root. Then switch
Read moreSSH Agent Forwarding & Sudo Simplified
This tutorial demonstrates what “SSH Agent Forwarding” is and how it works. We go further to ensure you can ‘sudo’ on the target system. This is the scenario: “You have one or more Web servers that you look after. For security reasons, these Web servers accept SSH connections only from
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