Query regarding negate wrapper

Thomas Guyot-Sionnest dermoth at aei.ca
Wed May 21 11:38:07 CEST 2008


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On 21/05/08 05:19 AM, Satish Kumar P wrote:
> Hi,
> 
> I have been trying to test and implement the negate wrapper in our
> Nagios environment. It has worked successfully with all (except one) of
> the plugins. 'negate' is not working as expected when I try to use with
> check_http (with -u <URL> argument especially). When I actually run the
> negate wrapper with check_http plugin against a web server (enabled with
> SSL), it doesn't negate the state returned (only when the web server is
> down).
> 
> When the web server is down (connect to socket times out) and check_http
> plugin actually returns STATE_CRITICAL with time out error. But when
> negate wrapper is used, surprisingly it doesn't negate the output, but
> instead returns STATE_CRITICAL. I have included the commands and the
> output of the commands as below:

Negate has a timeout option. Make sure it's higher that the plugin's
timeout to catch plugin timeouts.

Thomas
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