managing a large number of server

Guy Waugh guidosh at gmail.com
Tue May 4 15:31:38 CEST 2010


On Tue, May 4, 2010 at 2:14 PM, Assaf Flatto <nagios at flatto.net> wrote:

> Leonardo Carneiro - Veltrac wrote:
> > Hi list,
> >
> > I have the following situation: I'm monitoring a bunch of services on a
> > bunch of servers (ok, nothing new so far).
> > All machines run the same services, but not all services is being
> > monitored by now (since they are custom services, i'm still writing
> > plugins for all of them). New machines are being added every day, and
> > also, i'm writing new plugins to check the services.
> >
> > When a new machine is added, is relatively easy: i copy the config file
> > from another machine and change the name of the host and other unique
> > attributes, but when a new service is added (a.k.a. i have finish
> > another plugin), i need to edit all the dozens of config files for each
> > server to add this new service.
> >
> > There is a smarter way to do this?
> > Sorry for my poor english. Tks in advance.
> >
> Try using templates and hostgroups
> Templates will allow you to use a central base definition to the service
> or host .
> http://nagios.sourceforge.net/docs/3_0/objectinheritance.html
>
> you can assign a service to a hostgroup and thus all host in the group
> will have the service checked on them.
>
> http://nagios.sourceforge.net/docs/3_0/objectdefinitions.html#service
>

Also, using a web-based configuration tool such as NagiosQL (
http://www.nagiosql.org), in conjunction with things like templates,
hostgroups, servicegroups etc. can make life a whole lot easier. Doubtless
there are other web-based configuration front-ends for Nagios around as
well...



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