BUG: Service Reaper does not reschedule Service-Checks

[Ethan Galstad]

Percy Jahn wrote:
> Hello Ethan and others,
> 
> we are using a redundant Nagios-System with keepalived for 
> IP-Transition. The Problem now occuring is that service checks get 
> "lost" and are never scheduled again.
> I've located the problem in schedule_service_check(). In case of an 
> keepalived transition, nagios gets a STOP_EXECUTING_SVC_CHECKS, 
> DISABLE_NOTIFICATIONS or ENABLE_NOTIFICATIONS, 
> START_EXECUTING_SVC_CHECKS on the other hand. If nagios got outstanding 
> checks while receiving "disable notifications" it sets the global status 
> accordingly. reap_service_checks() gets the check results from the 
> outstanding properly scheduled service checks and trys to reschedule the 
> servicecheck via schedule_service_check(). This function immediately 
> exists without rescheduling, because active checks are disabled globaly. 
> In the end, the service is lost and could not be rescheduled. 
> check_for_orphaned_services() could not solve this problem, because the 
> check is marked as "not executing/running" by reap_service_checks().
> 
> My first solution is to adapt schedule_service_check() to schedule all 
> services (including the not active ones), but i believe this could break 
> some other stuff. Ethan could you please take a closer look at this?
> 
> I'm using Nagios version 2.6 and checked the Changelog, but nothing 
> concerning my problem is mentioned. In the meanwhile i solved the 
> problem for my case, via "sighup"ing nagios in case of an transition.
> 
> best regards
> Percy Jahn
> 

Thanks for reporting this.  I have included a fix for this problem in 
the latest 2.10 release.


Ethan Galstad
Nagios Developer
___
Email: nagios at nagios.org
Web:   www.nagios.org

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