Global Events

[Andreas Ericsson]

Quanah Gibson-Mount wrote:
> Stanford has written a process that gets called any time a global event 
> is trigger, that sends a SOAP event to another system that pulls 
> together alerts from a number of different monitoring systems.  However, 
> one problem we've noticed is that some very useful events that we'd want 
> that other system to see do not trigger global events.
> 
> Specifically, acknowledgements of a problem would be the most useful.  
> Is there an easy way to add to the events that are considered global?  
> Are there changes to what the global events are in Nagios 2.0?
> 

You could easily accomplish this with a neb-module. I believe the code 
needed to do it should stay well below 100 lines of C, including 
comments, assuming you want to call an external app to actually generate 
the event, that is.

> 
> Another trigger for a global even that would be useful is for a system 
> going into downtime.
> 
> 
> Example:
> 
> [1121002943] EXTERNAL COMMAND: 
> SCHEDULE_HOST_DOWNTIME;kerberos1;1121002923;1121010123;1;3600;rra;Upgrading 
> to Debian
> [1121002944] HOST DOWNTIME ALERT: kerberos1;STARTED; Host has entered a 
> period of scheduled downtime
> [1121010123] HOST DOWNTIME ALERT: kerberos1;STOPPED; Host has exited 
> from a period of scheduled downtime
> 
> Obviously kerberos1 was put into downtime @1121002944, however, the 
> following global events were still generated:
> 
> [1121004587] GLOBAL HOST EVENT HANDLER: kerberos1;DOWN;SOFT;1;notify-smarts
> [1121004608] GLOBAL HOST EVENT HANDLER: kerberos1;DOWN;HARD;2;notify-smarts
> [1121006152] GLOBAL HOST EVENT HANDLER: kerberos1;UP;HARD;1;notify-smarts
> 
> Notifying the other system that the host was down (notify-smarts).  
> Since the downtime knowledge isn't also broadcast, the SMARTS system has 
> no way of knowing the host down alerts should be ignored.  Alternative, 
> perhaps global events shouldn't be broadcast for systems in downtime.
> 
> --Quanah
> 
> 
> -- 
> Quanah Gibson-Mount
> Principal Software Developer
> ITSS/Shared Services
> Stanford University
> GnuPG Public Key: http://www.stanford.edu/~quanah/pgp.html
> 
> 
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-- 
Andreas Ericsson                   andreas.ericsson at op5.se
OP5 AB                             www.op5.se
Lead Developer


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