Re: url filtering with netfiler

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On Thu, Aug 02, 2018 at 06:44:26PM +0430, Saber Rezvani wrote:
> Dear all,
> 
> 
> Some of my friends and I have decided to work on Linux community, and 
> add a new feature to the networking subsystem. We have concluded that 
> URL filtering with IP/NF tables may be a good feature if we can 
> implement it in Linux networking subsystem. Because through our research 
> we found out with the current IP/NF tables since that payload is spread 
> through several packets, it is not possible.

IMHO, this can be easier implemented with help of userspace.
This can be nfq-based program(something like
https://github.com/lego12239/trfl), that assembles tcp session packets
and mark matched connections for blocking.

> First of all, I am eagerly looking forward to having your opinion about 
> this feature? Secondly, how could possibly we assure that community will 
> accept this feature? You know we want to have a contribution for the 
> community.

Do you think this feature will be useful now? For example, filtering uri in
https isn't possible and http using is decreasing now.

-- 
Олег Неманов (Oleg Nemanov)
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