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Re: [Linux-cluster] Cisco fence agent



Hello Matthew.

Thank for showing your code!
That is exactly same one which I will make.

> I like the network option because the host that is having problems
> will be able to write log entries after it has been fenced.

I can not agree more.

Thanks a lot.
Takeshi NAKANO.

2006/4/11, Matthew B. Brookover <mbrookov mines edu>:
>  I do not know if this will help, but here is what I put together.
>
>  We have 3 Cisco 3750 switches.  I am currently using SNMP to turn off the
> ports of a host that is being fenced.  I wrote a perl script called
> fence_cisco that works with GFS 6.  I have attached a copy of fence_cisco to
> this message and its config file.  I do not have much in the way of
> documentation for it, and it will probably take some hacking to get it to
> work with a current version of GFS.  If you know a little perl, writing a
> fencing agent is not very difficult.
>
>  I have also included a copy for the config file for fence_cisco.  The first
> two lines specify the SNMP community string and the IP address for the
> switch.  The rest is a list of hosts and the ports they use.  You will have
> to talk to your local network guru to figure out Cisco community strings and
> the numbers involved.  It took some tinkering to figure out how Cisco does
> this stuff, and even after writing the code, I am still not sure that I
> understand it.  I do know that it does work, GFS does do the correct things
> during a crash.
>
>  Most people use one of the power supply switches.  Redhat provides the
> fence_apc agent that will turn off the power to a node that needs to be
> fenced.  I like the network option because the host that is having problems
> will be able to write log entries after it has been fenced.
>
>  You will need to get the Net::SNMP module from cpan.org to use fence_cisco.
>  Matt
>
>
>
>  On Sun, 2006-04-09 at 01:23 +0900, 中野猛 wrote:
>
>  Hi all. Do anyone have cisco catalyst fence agent? If nobody make that, I
> will make. Thanks.
> -- Linux-cluster mailing list Linux-cluster redhat com
> https://www.redhat.com/mailman/listinfo/linux-cluster
>


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