Distributed config admin tool?

[Rob Brown]

Thanks, Marc that's great info. I forgot about the power of
templating. It's nice to see some real-world examples on how this is
being done. Sometimes it makes more sense to just see it rather than
to over-think it.

On 9/5/07, Marc Powell <marc at ena.com> wrote:
>
>
> > -----Original Message-----
> > From: nagios-users-bounces at lists.sourceforge.net [mailto:nagios-users-
> > bounces at lists.sourceforge.net] On Behalf Of Rob Brown
> > Sent: Tuesday, September 04, 2007 6:52 PM
> > To: nagios-users at lists.sourceforge.net
> > Subject: Re: [Nagios-users] Distributed config admin tool?
> >
> > Thanks, but most of these answers seem to be based around distributing
> > the configs. All good answers, but not really what I was looking for.
>
> You're going to have to distribute configs one way or another unless you
> nfs mount your ~nagios/etc dir or something similar.
>
> > I am more interested in how to GENerate the configs (ie: adding hosts,
> > services etc) for a distributed setup, without having to add things
> > twice (once on master as passive, then again on distributed as active,
> > yadda yadda)
>
> There's no need to generate different configs between the two with
> templating. All you need is a single host and service template on the
> active and a different host and service template on the passive. These
> templates will have the same name on both machines, but different
> contents depending on their roles. For example, a generic-service
> template on the active might look like --
>
> define service {
>  name generic-service
>  check_period 24x7
>  register 0
> }
>
> On the passive, that would turn into --
>
> define service {
>  name generic-service
>  check_period none
>  register 0
> }
>
> Now, in your distributed configs, you just need to specify inheritance
> of the generic-service template and it'll do the right thing based on
> the machine it's running on --
>
> define service {
>    use                            generic-service
>    host_name                      whatever
>    service_description            someservice
>    contact_groups                 somecontacts
>    check_command                  somecommand
>    ...
>    }
>
> I have all my templates in one directory that is static per machine and
> my host/service/hostgroup configs in another that's dynamic and rsynced
> from a central machine. The contents of this directory are the same
> across all my nagios instances.
>
> --
> Marc
>
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