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Re: [lvs-users] heartbeat+ldirectord NAT gateway failover

To: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
Subject: Re: [lvs-users] heartbeat+ldirectord NAT gateway failover
From: "Sid Stuart" <sid@xxxxxxxxxxxxxx>
Date: Tue, 15 Apr 2008 19:51:01 -0700
To answer my own question, after a bit more research I find that the
heartbeat configuration file will accept and entry without a service. The
entry,

lb1 172.16.1.1

Will cause heartbeat to assign the 172.16.1.1 to the correct interface and
to reassign it on the secondary server, should the primary server fail.
Thanks for the help.

Sid

On 4/15/08, Sid Stuart <sid@xxxxxxxxxxxxxx> wrote:
>
> Hi,
>
> I am using heartbeat and ldirectord in a NAT configuration to support HTTP
> services. The problem with this configuration is the real server needs to
> route traffic back through the active LVS server. This means the router
> address assigned to the real servers needs to failover between LVS nodes. Is
> there a standard mechanism to do this? I have not found it in the
> documentation or on this mailing list.
>
> My first thought is to configure a dummy service in heartbeat that will
> cause it to generate register the virtual IP. For instance, if I use
> 172.16.1.1 as the virtual gateway address, I could create an haresources
> entry,
>
> lb1 172.16.1.1 dummy
>
> Where dummy is a script that takes stop and start arguments but doesn't
> actually do anything.
>
> Is there a better solution than this?
>
> Sid
>
>
>

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