nagios puppet module for the April infrastructure

This document explains the nagios configuration for the infrastructure of the April non profit organisation.
It is used to configure the nagios server overseeing all the services. The nagios plugins that cannot be run from the server ( such as check_oom_killer ) are installed locally and connected to nagios with nrpe. All services are bound to private IPs within the network and exposed to the nagios server ( using OpenVPN to connect bare metal machines together ) and the firewalls are set to allow TCP on the nrpe port ( 5666 ).
Continue reading “nagios puppet module for the April infrastructure”