netdev - Re: [PATCH 1/4] netfilter: xt_connlimit: fix daddr connlimit in SNAT scenario

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Date:	Tue, 15 Mar 2011 13:24:43 +0100
From:	Patrick McHardy <kaber@...sh.net>
To:	Changli Gao <xiaosuo@...il.com>
CC:	"David S. Miller" <davem@...emloft.net>,
	netfilter-devel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH 1/4] netfilter: xt_connlimit: fix daddr connlimit in SNAT
 scenario

On 14.03.2011 07:50, Changli Gao wrote:
> We use the reply tuples when limiting the connections by the destination
> addresses, however, in SNAT scenario, the final reply tuples won't be
> ready until SNAT is done in POSTROUING or INPUT chain, and the following
> nf_conntrack_find_get() in count_tem() will get nothing, so connlimit
> can't work as expected.
> 
> In this patch, the original tuples are always used, and an additional
> member addr is appended to save the address in either end.

Applied, thanks.

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