Message passing between host/service check plugin.

Peter Krüpl peter at henet.dk
Fri Oct 20 21:31:38 CEST 2006


Hi again....

With the risk of getting off topic:
I don't want to maintain Cacti too, if i have to check the interface for 
status, i
might as well do the performance stuff too, in the same plugin.

One other post suggested memcache, or database. I will stick with my 
quick&dirty
/tmp files.... ;)

Eli Stair wrote:

>
> I haven't messed with the ndo at all (which may be able to store 
> arbitrary data for a host in a table?), but if you use cacti to do 
> your snmp polling, you not only get nice trending data visually, but 
> can use db acceses for the host if you want yo look up further data... 
> Or just pull the values you want our of the rrd for that host:if
>
> /eli
>
>
> -----Original Message-----
> From: nagios-devel-bounces at lists.sourceforge.net 
> <nagios-devel-bounces at lists.sourceforge.net>
> To: nagios-devel at lists.sourceforge.net 
> <nagios-devel at lists.sourceforge.net>
> Sent: Thu Oct 19 11:30:28 2006
> Subject: [Nagios-devel] Message passing between host/service check plugin.
>
> Hi Group,
>
>     Am i the only person in here needing a way to pass someting to a
> check plugin,
>     from the last invocation ?
>
>     I don't like using snmp OID values for my plugin executions, som i
> use the interfacename
>     to poll the status via SNMP. To do this i have to walk the ifDescr
> snmp table. Once i find the
>     interface index, i can poll status, IN/Out Octets etc...
>
>     The next time the same service get's checked it would be nice to
> pass the last dermined interface
>     index, and only test if the index still has the correct IfDescr. To
> do this i rely on temporary files today,
>     this is a mess.
>
>     I could pass the index in the $SERVICEOUTPUT$ output, but that could
> potentialy clutter up the                 information, displayed as the
> check message, i could also use $SERVICEPERFDATA$,but that is used
>     for performance data, and get's passed to external performance
> collector stuff.
>
>     I would like to have the possibility for a 3rd field in the check
> output, getting stored in a                                
> $SERVICETEMPDATA$ which could be used for about anything toaking care
> thath the string will
>     be limited in size.
>
>     Kind Regards,
>     Peter
>
>   
>
>
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