Can piranha failover all ethernet interfaces?

Mark T. Dame mdame at mfm.com
Fri Dec 14 22:52:34 UTC 2007


Brian Ghidinelli wrote:
> 
> Mark T. Dame wrote:
>> Not directly.  You will have to write a script to bring the extra 
>> interfaces up or down and then use the start_cmd and stop_cmd settings 
>> to call the script when the service fails over.  I did something 
>> similar for a MySQL server.  I have two servers, each with two NICs, 
>> one external and one internal.  On failover, the floating IP for each 
>> network to switch to the appropriate server.  My service definition is:
> 
> Mark, thanks for the response.  So, if the heartbeat goes down which 
> causes the external interface to be brought up on the standby, the 
> failover will simultaneously be triggered and can execute a script to 
> change the other NICs?

Correct.


> I have read conflicting info on whether or not you can have virtual 
> servers and failover running at the same time.  It sounds from your post 
> like you do?

On these servers I only have failover running.


> Would you mind sharing your script as a starting point?  It would be 
> appreciated, thanks!

Attached lvs.cf and fos_failover.pl


-m
-- 
## Mark T. Dame <mailto:mdame at mfm.com>
## VP, Product Development
## MFM Software, Inc. (http://www.mfm.com/)
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