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From: Phil Sutter <phil@nwl.cc>
To: Pablo Neira Ayuso <pablo@netfilter.org>
Cc: Fernando Fernandez Mancera <ffmancera@riseup.net>,
	netfilter-devel@vger.kernel.org
Subject: Re: [PATCH nft v2 1/6] osf: add version fingerprint support
Date: Thu, 21 Mar 2019 19:14:38 +0100	[thread overview]
Message-ID: <20190321181438.GM4851@orbyte.nwl.cc> (raw)
In-Reply-To: <20190321165711.is2jcq3b4yzty6fy@salvia>

On Thu, Mar 21, 2019 at 05:57:11PM +0100, Pablo Neira Ayuso wrote:
> Hi Phil,
> 
> On Thu, Mar 21, 2019 at 03:06:56PM +0100, Phil Sutter wrote:
> [...]
> > I was talking about the "osf name . osf version" part. If not optimized,
> > each osf expression would perform a database lookup and return different
> > parts of the fingerprint.
> > 
> > Or did I miss your point?
> 
> Oops, sorry. I misunderstood.

OK, no worries!

> I don't think we should split this in two separated selectors.
> Matching on 'osf version' alone itself does not make sense to me.

I like how one may use concatenations with it, but I agree it's not
really useful by itself.

> I think it's useful to match on:
> 
> * genre
> * genre:version
> * genre:version:subtype
> 
> anything else for this, I don't have a use case.

Fine with me!

> We can achieve something similar to what you suggest in your 'osf name
> . osf version' example via:
> 
>         osf version {  "Linux:2.4", "Windows\*" }

Supporting strings in sets would be nice for ifname matches, too. :)

Cheers, Phil

  reply	other threads:[~2019-03-21 18:14 UTC|newest]

Thread overview: 34+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-03-11 15:14 [PATCH nft v2 1/6] osf: add version fingerprint support Fernando Fernandez Mancera
2019-03-11 15:14 ` [PATCH nft v2 2/6] json: osf: add version json support Fernando Fernandez Mancera
2019-03-11 15:14 ` [PATCH nft v2 3/6] tests: py: add osf tests with versions Fernando Fernandez Mancera
2019-03-11 15:14 ` [PATCH nft v2 4/6] doc: add osf version option to man page Fernando Fernandez Mancera
2019-03-11 15:14 ` [PATCH nft v2 5/6] files: osf: update pf.os with newer OS fingerprints Fernando Fernandez Mancera
2019-03-11 15:14 ` [PATCH nft v2 6/6] files: pf.os: merge the signatures spllited by version Fernando Fernandez Mancera
2019-03-13  9:44 ` [PATCH nft v2 1/6] osf: add version fingerprint support Phil Sutter
2019-03-13 10:14   ` Fernando Fernandez Mancera
2019-03-13 11:27     ` Phil Sutter
2019-03-13 14:15       ` Fernando Fernandez Mancera
2019-03-13 15:06         ` Phil Sutter
2019-03-13 15:22           ` Fernando Fernandez Mancera
2019-03-13 15:34             ` Phil Sutter
2019-03-13 16:46               ` Fernando Fernandez Mancera
2019-03-14 11:14                 ` Fernando Fernandez Mancera
2019-03-14 13:58                   ` Pablo Neira Ayuso
2019-03-14 17:34                     ` Phil Sutter
2019-03-14 18:24                       ` Fernando Fernandez Mancera
2019-03-15 10:03                         ` Phil Sutter
2019-03-15 17:13                           ` Pablo Neira Ayuso
2019-03-15 20:21                             ` Fernando Fernandez Mancera
2019-03-16  9:05                               ` Pablo Neira Ayuso
2019-03-17 17:10                                 ` Fernando Fernandez Mancera
2019-03-18 17:42                             ` Phil Sutter
2019-03-19 11:06                               ` Pablo Neira Ayuso
2019-03-20 13:46                                 ` Phil Sutter
2019-03-21  8:32                                   ` Pablo Neira Ayuso
2019-03-21 11:15                                     ` Phil Sutter
2019-03-21 11:18                                       ` Pablo Neira Ayuso
2019-03-21 14:06                                         ` Phil Sutter
2019-03-21 16:57                                           ` Pablo Neira Ayuso
2019-03-21 18:14                                             ` Phil Sutter [this message]
2019-03-14 20:07                       ` Pablo Neira Ayuso
2019-03-14 20:13                         ` [PATCH nft v2 1/6] osf: add version fingerprint supportg Pablo Neira Ayuso

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