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

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Message-ID: <30391cb7-d35d-c474-5e85-b4e77461a223@ucloud.cn>
Date:   Thu, 10 Jan 2019 12:46:35 +0800
From:   wenxu <wenxu@...oud.cn>
To:     Pablo Neira Ayuso <pablo@...filter.org>
Cc:     netfilter-devel@...r.kernel.org, netdev@...r.kernel.org
Subject: Re: [PATCH] netfilter: x_tables: add xt_tunnel match


On 1/10/2019 12:05 PM, wenxu wrote:
> On 1/10/2019 12:41 AM, Pablo Neira Ayuso wrote:
>> On Fri, Dec 21, 2018 at 06:12:24PM +0800, wenxu@...oud.cn wrote:
>> [...]
>>> +static struct xt_match tunnel_mt_reg __read_mostly = {
>>> +	.name           = "tunnel",
>>> +	.revision       = 0,
>>> +	.family         = NFPROTO_UNSPEC,
>>> +	.match          = tunnel_mt,
>>> +	.matchsize      = sizeof(struct xt_tunnel_mtinfo),
>> Does this work away from the prerouting hook?
> Yes, I just test all the hooks. It can work for ingress packet match for PREROUTING and INPUT.
>
> egress packet (output go through a lwtunnel) on FORWARD, OUTPUT and POSTROUTING.
sorry I check that the INPUT hook can't be work for this