netdev - Re: [PATCH v2] netfilter: x_tables: add xt

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Message-ID: <20190118141855.nahvtvabfysclv55@salvia>
Date:   Fri, 18 Jan 2019 15:18:55 +0100
From:   Pablo Neira Ayuso <pablo@...filter.org>
To:     wenxu@...oud.cn
Cc:     netfilter-devel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH v2] netfilter: x_tables: add xt_tunnel match

On Thu, Jan 10, 2019 at 01:16:08PM +0800, wenxu@...oud.cn wrote:
> From: wenxu <wenxu@...oud.cn>
> 
> This patch allows us to match on the tunnel metadata that is available
> of the packet. We can use this to validate if the packet comes from/goes
> to tunnel and the corresponding tunnel ID in the iptables.

One more question, we already have support for this in nft_tunnel.c,
would it be good if we just add the missing pieces to userspace there?
I have some patches here I need to push out for this...