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On Wed, Oct 01, 2003 at 09:52:22AM -0400, Ryan P Linn wrote:
> Hello,
> I'm currently using a setup where I have individual webservers which are
> using port based virtual hosts in apache. For instance, I have port 5678
> and 5679 which map to ports 80 and 443 on a virtual host. I'm currently
> using a commercial solution to schedule these hosts and keep them
> persistant together, however I'm hoping to switch these over to my LVS-DR
> box.
>
> It appears that the fwmark group is what I would want to do to keep
> people going to both ports persistant, but from the documentation it
> didn't appear that you could do port mapping while doing fwmarks. I was
> wondering if anyone had done this and if they could share how they made it
> work if they had. This would be for a shopping cart type application
> where switching between port "80" and "443" were necessary for security,
> but because the application uses php sessions it has to go back to the
> same server each time. It appears very easy to do if they were actually
> listening on port 80 and 443 but since they're not I'm very confused about
> the correct way to configure this.
The short answer is that you can't using LVS.
But I wonder if it might be possible to change the destination
port using nefilter before or after the packets hit LVS.
Alternatively it would be possible to modify LVS to do this,
the main issue in my mind would be working out a sane
way to configure it.
--
Horms
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