Re: Passing arguments to an OID with the command line tool

Thanks a lot, Michael !

I will check this suggestion right away.

Regards,
[]'s
Osimar Medeiros
TI
----------------------------------------------------------
VIRID Interatividade Digital
www.virid.com.br
Phone: +55 11 4084-5099


On Tue, Sep 14, 2010 at 11:58 AM, PEOPLES, MICHAEL P (ATTSI) <[email protected]
> wrote:

>  Osimar,
>
>
>
> The crude way to handle this is to use the SNMP extensions to simply call a
> script that already has the required command line arguments in it.  If the
> arguments don’t vary too much, then all you would need to do is issue an
> snmpget to that particular OID and the script will execute.  If you need
> different sets of arguments, then you create additional OID’s for those.
> Here’s an example (this uses the deprecated “exec” command because my
> implementation of this is on a Sun server with an older SNMP agent):
>
>
>
> exec .1.3.6.1.4.1.2000.255.1.1 myScript_1 /opt/myscript –s argument1
>
> exec .1.3.6.1.4.1.2000.255.1.1 myScript_2 /opt/myscript –s argument2
>
> exec .1.3.6.1.4.1.2000.255.1.1 myScript_3 /opt/myscript –s argument3
>
>
>
> To call this, you execute:
>
>
>
> snmpget –c public –v 2c myhost.mydomain.com.1.3.6.1.4.1.2000.255.1.1.101.1
>
>
>
> You should have the script echo the exit status somehow as that is what
> will be returned to you when this executed.  You will have to parse the
> output of this command.
>
>
>
> The more common way to deal with this is via inittab entries or their
> equivalent on your operating system.  You could also run a cron job every
> minute to check for the script.
>
>
>
> Michael Peoples
>
> Senior Systems Manager
>
> AT&T - ATTSI
>
> Office: 614-789-8559
>
> Cell:    614-886-0923
>
> FAX:   614-789-8975
>
> [email protected]
>
> *From:* Osimar Medeiros [mailto:[email protected]]
> *Sent:* Thursday, September 02, 2010 11:40 AM
> *To:* [email protected]
>
> *Subject:* Passing arguments to an OID with the command line tool
>
>
>
>  Guys, good morning, how are you ?
>
>
>
> Sorry to jump on you like this, but I am having a problem I think you may
> know how to help me solving.
>
>
>
> I have a script, running on a remote server, as a daemon.
>
>
>
> And, sometimes, It crashes.
>
>
>
> Ok, so I use Nagios and SNMP to return the info when it's down, so I can
> access the server via SSH and restart the script.
>
>
>
> But, I know I can use Nagios's Event Handlers to do that. That it, when the
> script's down, Nagios runs a script ( my extend script), that uses SNMP's
> extend feature and it calls my script on my remote servers. Right ?
>
>
>
> The problem is: I need to pass arguments to the script. And I've been
> struggling here to use nsExtendArgs to do that and I have failed miserably.
>
>
>
> I saw some infos here (
> http://www.mail-archive.com/[email protected]/msg08515.html),
> and I've got to the point of setting a value to a SNMP object.
>
>
>
> The problem is I can't set this value.
>
>
>
> Check this out:
>
>
>
> *snmpset -v2c -c public -OvQ $IP
> NET-SNMP-EXTEND-MIB::nsExtendArgs.\"extend\" s "-s argument"*
>
> *Error in packet.*
>
> *Reason: noAccess*
>
>
>
> Now, can you imagine on how I can give myself permission to write this
> value to that object ?
>
>
>
> Or do you know any other way to pass an argument via nsExtendArgs or
> nsExtendOutputFuil ?
>
>
>
> I thank you any help you can give me.
>
>
>
>
>
> Thanks a lot !
>
>
> []'s
> Osimar Medeiros
> TI
> ----------------------------------------------------------
> VIRID Interatividade Digital
> www.virid.com.br
> Phone: +55 11 4084-5099
>
>
>
>
>

------------------------------------------------------------------------------
Start uncovering the many advantages of virtual appliances
and start using them to simplify application deployment and
accelerate your shift to cloud computing.
http://p.sf.net/sfu/novell-sfdev2dev

_______________________________________________
Net-snmp-users mailing list
[email protected]
Please see the following page to unsubscribe or change other options:
https://lists.sourceforge.net/lists/listinfo/net-snmp-users