Nagios not reporting failures

[Andreas Ericsson]

James Green wrote:
> Hi
> 
> Got a Nagios installation running fine bar it won't send out an alert 
> via SMS.
> 
> Two alerts should occur - one by email (works), one SMS. The SMS service 
> is powered by a script that logs to a file. No logs are being written 
> to. We can sudo into the nagios user account and send an SMS using the 
> paramaters and everything gets logged and received fine, indicating the 
> command is not being run to send the SMS.
> 
> Yet looking through the 'view config' web screen, everything ties up 
> nicely. The services are checked, they go red, after three attempts the 
> nagios log says it is notifying people via both email and SMS.
> 
> Very odd.
> 
> What is even odder, is that the same installation files are deployed by 
> rsync to two other monitoring servers, and those send SMS alerts fine. 
> Only difference is the network hosts/services configurationm, and these 
> are extremely simple.
> 
> Can anyone shed light to this situation or provide some hints of where 
> to look?
> 

Nagios shoots out alerts via external commands executed by the shell. If 
you have any shell metachars in the output, that may cause a problem 
like this. Typical trouble-makers include but are not limited to: 
unclosed quotes, semi-colons, exclamation points.

-- 
Andreas Ericsson                   andreas.ericsson at op5.se
OP5 AB                             www.op5.se
Lead Developer


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