Re: [Pnp4nagios-devel] [PATCH] process_perfdata.pl

[Andrea G. <and...@te...>]

Hendrik,

thank you for your suggestion. I removed the single quote from the illegal_macro_output_chars and
now all is correct.

Thanks again,
Andrea

Hendrik Bäcker wrote:
> Hi Andrea,
> 
> Andrea Gabellini schrieb:
>> Henrik,
> 
>> I added some debug output to process_perfdata.pl, and the $ENV{NAGIOS_SERVICEPERFDATA} doesn't
>> contain the single quote.
> 
>> Is it a possible bug in Nagios? Which version do you use?
> 
>> Andrea
> 
> No. It's not a bug. It is a security feature dropping all single quotes
> in Macros.
> 
> We've mentioned it in the documentation like this:
> 
> ###
> IMPORTANT: The check_nt plugin to monitor Windows systems uses single
> quotes like " ' " within the performance data part of the output.
> Normaly nagios would strip out these output chars from macros. To handle
> this illegal output in PNP modify the nagios.cfg option
> illegal_macro_output_chars to this.
> 
>  illegal_macro_output_chars=`~$&|"<>
> ###
> 
>> my illegal_macro_output contains `~$&|'"
> 
> hmm... there is a single quote in it, isn't it?
> 
> 
> Just change your illegal_macro_output_chars to:
> 
>>>>> illegal_macro_output contains `~$&|" <<<<<
> 
> this, restart Nagios and perhaps take care to delete all false existing
> RRDFiles for the plugin check_nt that there might be at the moment.
> 
> Kind regards,
> Hendrik

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