netdev - Re: [PATCH nf-next] netfilter: xt_socket: add XT_SOCKET

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Message-ID: <1371717515.3252.392.camel@edumazet-glaptop>
Date:	Thu, 20 Jun 2013 01:38:35 -0700
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Pablo Neira Ayuso <pablo@...filter.org>
Cc:	netdev <netdev@...r.kernel.org>, netfilter-devel@...r.kernel.org,
	Jesper Dangaard Brouer <brouer@...hat.com>,
	Patrick McHardy <kaber@...sh.net>
Subject: Re: [PATCH nf-next] netfilter: xt_socket: add XT_SOCKET_NOWILDCARD
 flag

On Mon, 2013-06-03 at 15:57 -0700, Eric Dumazet wrote:
> From: Eric Dumazet <edumazet@...gle.com>
> 
> xt_socket module can be a nice replacement to conntrack module
> in some cases (SYN filtering for example)
> 
> But it lacks the ability to match the 3rd packet of TCP
> handshake (ACK coming from the client).
> 
> Add a XT_SOCKET_NOWILDCARD flag to disable the wildcard mechanism
> 
> iptables -I INPUT -p tcp --syn -j SYN_CHAIN
> iptables -I INPUT -m socket -j ACCEPT
> 
> 
> Signed-off-by: Eric Dumazet <edumazet@...gle.com>
> Cc: Patrick McHardy <kaber@...sh.net>
> Cc: Jesper Dangaard Brouer <brouer@...hat.com>
> ---

Hi Pablo, is there any problem with this patch ?

Thanks


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