Re: How are ct helper to be configured with NFT ?

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Maybe we're talking about different things? I had read in some places
that linux kernel version 3.13 had the core of nftables merged.

https://wiki.archlinux.org/index.php/Nftables

I do not know anything about ct helper, however.

On Mon, Oct 12, 2015 at 11:06 AM, christophe leroy
<christophe.leroy@xxxxxx> wrote:
>
> Le 25/02/2015 16:58, Jason Sipula a écrit :
>>
>> my understanding was 3.13 had the core of nftables merged
>
> Yes but according to Pablo, "userspace supports this but unfortunately the
> kernel code is still missing".
> Hence my question.
>
> As of today, what is the status of nftables regarding the support of ct
> helper ?
> If it is not in yet, how can I help getting it in ?
>
> Christophe
>
>
>>
>> On Wed, Feb 25, 2015 at 4:16 AM, leroy christophe
>> <christophe.leroy@xxxxxx> wrote:
>>>
>>> Le 05/12/2014 11:38, Pablo Neira Ayuso a écrit :
>>>>
>>>> On Fri, Dec 05, 2014 at 08:27:11AM +0100, leroy christophe wrote:
>>>>>
>>>>> test.c               100%
>>>>>
>>>>> |************************************************************************|
>>>>> 804   0:00:00 ETA
>>>>>
>>>>> # nft list ruleset
>>>>> table ip filter {
>>>>>           chain output {
>>>>>                    type filter hook output priority 0;
>>>>>                    udp dport tftp ct helper "tftp"
>>>>
>>>> The right syntax is:
>>>>
>>>>           udp dport tftp ct helper set "tftp"
>>>>                                    ^^^
>>>>
>>>> your rule above does something different:
>>>>
>>>> 1) udp dport tftp
>>>>
>>>> and
>>>>
>>>> 2) the ct helper is "tftp"
>>>>
>>>> However, userspace supports this but unfortunately the kernel code is
>>>> still missing.  So you'll have to wait for this feature or
>>>> (temporarily) rely on the automagic helper assignment (from that
>>>> message, I understand you already do).
>>>
>>> Any idea of when the kernel support will be added ?
>>>
>>> Christophe
>>>
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>
>
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