[Pacemaker] IPaddr2 for tow nodes in a different VLAN

[Patrick H.]

Sent: Wed Jan 18 2012 11:21:29 GMT-0500 (EST)
From: will mad <ze.itcore at gmail.com>
To: pacemaker at oss.clusterlabs.org
Subject: [Pacemaker] IPaddr2 for tow nodes in a different VLAN
> Hi,
>
> I have a two nodes cluster but each node resides in a specific VLAN :
> node1 : ip=10.32.3.59 on VLAN1 10.32.3.0
> node2 : ip=10.32.2.59 on VLAN2 10.32.2.0
>
> I would like both nodes to be reachable through a unique IP address : 
> For example 10.32.3.60
>
> To do this I tried to use the IPaddr2 agent.
>
> Clients of my cluster are web browsers on the same VLAN than node1 
> (10.32.3.0). When node1 is active, everything works fine. But when 
> node1 is down and node2 is active, clients are unable to reach node2 
> via the virtual IP. Since the virtual IP is not part of VLAN2, it 
> seems quite normal. But is there a way to manage a virtual IP when 
> nodes are on different VLAN like in my case?
>
> Thanks for your help
> William
No, there is no way to do this unless you can get both machines onto a 
common VLAN. It is technically impossible.