[Nagios-devel] Nagios 4 ignores object_cache_file and log_file

Andreas Ericsson ae at op5.se
Sun Sep 16 20:40:41 UTC 2012


On 09/16/2012 05:13 PM, Joerg Linge wrote:
> 
> Am 16.09.2012 um 16:27 schrieb Andreas Ericsson <ae at op5.se>:
> 
>> On 09/16/2012 01:01 PM, Joerg Linge wrote:
>>> Hi Andreas,
>>> its me again ;)
>>>
>>> Now running on git HEAD dc2caf36
>>>
>>
>> You're very up to date then. Awesome :)
>>
>>> i use customized path to object_cache_file and log_file inside of nagios.cfg
>>>
>>> ----
>>> OMD[ng4]:~$ grep objects.cache tmp/nagios/nagios.cfg
>>> object_cache_file=/omd/sites/ng4/var/nagios/objects.cache
>>>
>>> OMD[ng4]:~$ grep nagios.log tmp/nagios/nagios.cfg
>>> log_file=/omd/sites/ng4/var/nagios/nagios.log
>>> ----
>>>
>>> But nagios uses the default locations out of include/locations.h
>>>
>>> ----
>>> OMD[ng4]:~$ ./bin/nagios  /omd/sites/ng4/tmp/nagios/nagios.cfg
>>>
>>> Nagios Core 3.99.95
>>> Copyright (c) 2009-2011 Nagios Core Development Team and Community Contributors
>>> Copyright (c) 1999-2009 Ethan Galstad
>>> Last Modified: 09-14-2012
>>> License: GPL
>>>
>>> Website: http://www.nagios.org
>>> Warning: Could not open object cache file '/usr/local/nagios/var/objects.cache' for writing!
>>> Warning: Cannot open log file '/usr/local/nagios/var/nagios.log' for writing
>>> Nagios 3.99.95 starting... (PID=29838)
>>> Local time is Sun Sep 16 12:54:34 CEST 2012
>>> command_wproc->ioc: 0x105ed40
>>> Successfully launched command file worker with pid 29839
>>
>> Gotta get rid of that debug output too...
>>
>>> Workers spawned: 4
>>> ----
>>>
>>> Some events are written to /usr/local/nagios/var/nagios.log and later
>>> to the correct location /omd/sites/ng4/var/nagios/nagios.log
>>
>> Hmm. I wonder how that happened. Would you mind bisecting it? I'm guessing
>> it's something to do with the object_cache_file now being a nagios core
>> variable instead of something belonging to the xodtemplate layer (which
>> really shouldn't have any variables of its own).
>>
>>> Also /usr/local/nagios/var/objects.cache is created but never updated
>>>
>>
>> Well, that's by design. The objects.cache should only be written to once.
>> Or do you mean that it gets created but is empty?
> 
> Correct.
> object_cache_file was created using the wrong path (/usr/local/nagios/var/objects.cache as defined in includes/locations.h instead of /omd/sites/ng4/var/nagios/objects.cache defined in nagios.cfg )
> 
> But the file contains just the header.
> 
> ----
> ########################################
> #       NAGIOS OBJECT CACHE FILE
> #
> # THIS FILE IS AUTOMATICALLY GENERATED
> # BY NAGIOS.  DO NOT MODIFY THIS FILE!
> #
> # Created: Sun Sep 16 17:09:28 2012
> ########################################
> 
> ----
> 
> This also happens if you compile nagios using the default prefix /usr/local/nagios.
> status.dat is OK.
> retention.dat is created and valid.
> objects.cache is created but just contains the header without data.
> 

I'll look into it and make sure it works. Thanks a lot for testing and
reporting :)

-- 
Andreas Ericsson                   andreas.ericsson at op5.se
OP5 AB                             www.op5.se
Tel: +46 8-230225                  Fax: +46 8-230231

Considering the successes of the wars on alcohol, poverty, drugs and
terror, I think we should give some serious thought to declaring war
on peace.




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