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Re: [lvs-users] fallback server getting conn. refused

To: "L.S. Keijser" <leon@xxxxxxxx>
Subject: Re: [lvs-users] fallback server getting conn. refused
Cc: lvs-users@xxxxxxxxxxxxxxxxxxxxxx
From: Julian Anastasov <ja@xxxxxx>
Date: Fri, 22 Nov 2013 23:01:44 +0200 (EET)
        Hello,

On Fri, 22 Nov 2013, L.S. Keijser wrote:

> Hi,
> 
> On a production server with a HUGE firewall list (thanks, Shorewall!) we
> have LVS configured and up & running. All works well, except when all
> realservers are down and ldirectord switches to fallback:
> 
> Prot LocalAddress:Port Scheduler Flags
>   -> RemoteAddress:Port           Forward Weight ActiveConn InActConn
> TCP  1.2.3.4:80 wlc
>   -> 127.0.0.1:80                 Route   1      0          59
>   -> 172.20.1.49:80               Masq    0      0          0
> 
> 
> First of all, I remembered that when switching to fallback, the forward
> method said 'Local' in the past, and now it displays Route. But okay,
> perhaps this is the new syntax.
> 
> The problem is that we're getting connection refused messages.
> Telnetting on the director to localhost:80 works fine though. 
> 
> Anyone with some advice?

        The Route mode preserves the packet addresses,
so you need a local 1.2.3.4:80 listener, the test with
localhost:80 is not adequate. IIRC, the Local mode worked
in the same way.

Regards

--
Julian Anastasov <ja@xxxxxx>

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