From mboxrd@z Thu Jan 1 00:00:00 1970 From: Samir Bellabes Subject: Re: TCP event tracking via netlink... Date: Wed, 05 Dec 2007 16:12:46 +0100 Message-ID: References: <20071205.053031.87154402.davem@davemloft.net> <4756B175.5010108@psc.edu> <20071205144843.GB2623@2ka.mipt.ru> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Cc: John Heffner , David Miller , ilpo.jarvinen@helsinki.fi, netdev@vger.kernel.org To: Evgeniy Polyakov Return-path: Received: from 220.235.97-84.rev.gaoland.net ([84.97.235.220]:59643 "EHLO cerbere.dyndns.info" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751745AbXLEPMp (ORCPT ); Wed, 5 Dec 2007 10:12:45 -0500 In-Reply-To: <20071205144843.GB2623@2ka.mipt.ru> (Evgeniy Polyakov's message of "Wed, 5 Dec 2007 17:48:43 +0300") Sender: netdev-owner@vger.kernel.org List-ID: Evgeniy Polyakov writes: > Hi. > > On Wed, Dec 05, 2007 at 09:11:01AM -0500, John Heffner (jheffner@psc.edu) wrote: >> >Maybe if we want to get really fancy we can have some more-expensive >> >debug mode where detailed specific events get generated via some >> >macros we can scatter all over the place. This won't be useful >> >for general user problem analysis, but it will be excellent for >> >developers. >> > >> >Let me know if you think this is useful enough and I'll work on >> >an implementation we can start playing with. >> >> >> FWIW, sounds similar to what these guys are doing with SIFTR for FreeBSD: >> http://caia.swin.edu.au/urp/newtcp/tools.html >> http://caia.swin.edu.au/reports/070824A/CAIA-TR-070824A.pdf > > And even more similar to this patch from Samir Bellabes of Mandriva: > http://lwn.net/Articles/202255/ Indeed, I was thinking about this idea. but yet, my goal is not to deal with specific protocols like TCP, it's just to deal with the LSM hooks. Anyway, the idea is the same, having a deamon is userspace to catch informations. So why not a expansion? Lately, I'm moving the code to generic netlink, from connector. regards, sam