[Nagiosplug-devel] Perl Plugin - Output

[Claudio M. Llanca]

Make sense, thanks a lot Thomas.

Claudio

On Fri, Feb 4, 2011 at 2:26 AM, Thomas Guyot-Sionnest <dermoth at aei.ca> wrote:
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> On 11-02-03 02:24 PM, Claudio M. Llanca wrote:
>> Hi Guys, well, this is my fist post in this list. :)
>>
>> So here is my doubt.
>>
>> I'm using nagios perl module, to create a set of monitors to check for
>> specific application metrics on my company's client.
>>
>> For that I'm using perl and the nagios perl module Nagios::Plugin .
>>
>> The problem seems to be the exit structure of the performance data, as
>> you can see in my example, each value are separated using double
>> semi-colon , instead of a single. like the following link shows.
>>
>> http://nagios.sourceforge.net/docs/3_0/pluginapi.html
>>
>> OUTPUT :
>>
>> WWW RESPONSES OK | 20x=94.71%;; 30x=5.00%;; 40x=0.28%;; 50x=0.00%;;
>>
>> So I've found the following line on Performance.pm (part of the nagios
>> plugin module)
>>
>> Nagios/Plugin/Performance.pm
>>
>>  # Previous implementation omitted trailing ;; - do we need this?
>>  $out =~ s/;;$//;
>>
>> So .. my question is, that output is still valid for nagios ?
>
> Yes, but you shouldn't have to do that. In fact, there's a number of
> semicolon for additional performance data, and each additional part is
> optional as well as the ; (if there's is no more parts).
>
> see:
> http://nagiosplug.sourceforge.net/developer-guidelines.html#AEN201
>
> The spec is:
>
> 'label'=value[UOM];[warn];[crit];[min];[max]
>
> so for example if you have only max to show, it will look like:
> 20x=94.71%;;;;100
>
> But if you really want to remove any extra trailing semicolon, you can do:
>
> $out =~ s/;+(\s|$)/$1/g;
>
> Or keep the last one:
>
> $out =~ s/;+(\s|$)/;$1/g;
>
> This shouldn't affect performance data parsers at all.
>
> - --
> Thomas
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-- 
Claudio M. Llanca