undocumented feature: NRPE/check_nrpe version query command

[Matthias Eble]

Marcus Fleige schrieb:
> Hi,
> 
> Matthias Eble schrieb am 21.02.2008 16:57 Uhr:
>> Hi Ethan, hi list,
>>
>> I found the internal _NRPE_CHECK command in the nrpe sources some months 
>> ago and found it very useful.
>> It can be used to remotely query nrpe's version:
>>
>> # check_nrpe -H somehost -c _NRPE_CHECK
>> NRPE v2.8.1
>>
> 
> Doesn't "check_nrpe -H somehost" do exactly the same? :-)

well, yes because

#define DEFAULT_NRPE_COMMAND    "_NRPE_CHECK"  /* check version of NRPE 
daemon */
...
(command_name==NULL)?DEFAULT_NRPE_COMMAND:command_name);

However, I couldn't find any documentation about it.
check_nrpe --help only defines -c to be optional.




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