Event Handlers

Sean Dilda agrajag at dragaera.net
Thu Jul 22 19:58:40 CEST 2004


On Thu, 2004-07-22 at 11:02, Chris Purcell wrote:
> I'm having a problem getting Nagios to execute any event handlers when a
> service or host goes down.  As a test, I wrote a Perl script called
> nagios_test.pl that will simply email me a short message each time its
> run.  The event handler never runs when the host goes down...
> 
> hosts.cfg
> 
> define host{
>         use               generic-host
>         host_name         fake_server
>         alias             Fake Non-existent Server
>         address           192.0.99.101
>         parents           cat4506
>         }
> 
> 
> services.cfg
> 
> define service{
>         use                   generic-ping
>         host_name             fake_server
>         event_handler         event_handler_testing
>         }
> 
> 
> checkcommands.cfg
> 
> define command{
>         command_name    event_handler_testing
>         command_line    /usr/local/nagios/libexec/nagios_test.pl
> $SERVICESTATE$ $STATETYPE$ $SERVICEATTEMPT$
>         }
> 
> 
> I get a notification from Nagios when the host goes down, but the event
> handler perl script never runs at all.  

You have the event handler defined for the service, not the host.  I
can't find any clarification in the documentation, however I would not
be surprised if service event handlers are not run when the host goes
down (much like service notifications don't happen when a host goes
down).



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