[lvs-users] Using Pulse pre/post script

Antoine Samson antoine.samson at etiam.com
Tue Apr 20 16:59:05 BST 2010

Just wonder if anyone would have an idea on this.

On 12/07/2009 05:01 PM, Antoine Samson wrote:
> In my current lab setup, LVS routeurs are also real servers (did I tell
> this is a lab setup? ;-) )
> Everything works fine and I get my HA services running in round-robin
> mode on both node.
> But I'm still having this problem and cannot seem to found any work around:
> - Node 1 is LVS Master and real server 1
> - Node 2 is LVS Backup and real server 2
> - Node 2 has an iptable PREROUTING rule to accept virtual ip connections
> - If Node 1 fails and Node 2 becomes LVS Master, it will keep handling
> connections to VIP on itself and not on every real servers (until
> PREROUTING rules are enabled)
> So I was thinking that there is maybe a way to run pre/post scripts to
> LVS events such like flushing some iptables rules.
> Thanks for your help.

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