Nagios freshness checks randomly think check results are from 1973.

[fevin Kagen]

Thanks!  That seems like it just may be the ticket.  I have enabled the
debug output and changed the time calculation to > mytime =
str(int(time.time()))

So far so good, but the real test will be over the next few nights.  I'll
keep you guys posted.  Thanks again for all the help!

On Tue, Aug 12, 2008 at 2:17 AM, Thomas Guyot-Sionnest <dermoth at aei.ca>wrote:

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> On 11/08/08 11:23 PM, Thomas Guyot-Sionnest wrote:
> > On 11/08/08 04:57 PM, fevin Kagen wrote:
> >> So...    is a date sent in the SNMP trap or is the date set to the
> >> time that Nagios receives the alert?
> >
> > It's in the command sent to the Nagios command pipe.
> >
> > See:
> >
> > http://nagios.sourceforge.net/docs/3_0/extcommands.html
> > http://www.nagios.org/developerinfo/externalcommands/commandlist.php
> >
> >> Is there a way to output to both the existing output (the nagios
> >> command file) and a debug output?  It doesn't happen all the time so
> >> trying to capture a bad entry would mean taking the whole system down
> >> for a week plus.
> >
> > I never touched python before, but looks plain simple object-oriented
> > programming. I'd try making the post_results function looks like this:
> >
> > def post_results(host, job, mondata_res, return_code):
> >       mytime = time.time()
> >       mytime = str(mytime)
> >       mytime = mytime[:-3]
> >       #print mondata_res
> >       output = open('/usr/local/nagios/var/rw/nagios.cmd', 'w')
> >       debug_out = open('/tmp/services-debug.out, 'a')
> >       results = "[" + mytime + "] " + "PROCESS_SERVICE_CHECK_RESULT;" \
> >         + host + ";" + job + ";" \
> >         + return_code + ";" + mondata_res + "\n"
> >       output.write(results)
> >       debug_out.write(results)
> >
> > The change are oppening a 2nd file in append mode:
> >   debug_out = open('/tmp/services-debug.out, 'a')
> >
> > And then writing the same thing as the nagios out to it:
> >   debug_out.write(results)
> >
> > As soon as it fails check the end of that file, you should see the same
> > thing as what nagios received. If the [time] part is the problem thoug I
> > can't really help. This is the part that generated the time part:
> >
> >   mytime = time.time()
> >   mytime = str(mytime)
> >   mytime = mytime[:-3]
> >
>
> Well, python is a language I wouldn't refuse to learn, and I just
> started looking at it. On the fun side there's an interactive mode that
> let you learn as you try live...
>
> After a few minutes of reading http://docs.python.org/tut/ ...
>
> - From what I understand in the above commands, time.time() returns you a
> float object that returns unix time with two decimals, ex:
> 1218520859.75.  In this plugin the author strips the last three
> characters from the string'ified value ([:-3] to get a normal timestamp.
> Whenever the time is rounded (ex: 1218520859.7, 1218520859.0) this
> strips too many characters and you get a date far in the past.
>
> The proper way to do it is simply by converting it to an integer, i.e.
> replace the three lines above with:
>
> mytime = str(int(time.time()))
>
> Since I believe the str() was only to use the hooks on it, this probably
> works as well:
>
> mytime = int(time.time())
>
> Hope this helps.
>
> - --
> Thomas
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