From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from pigeon.gentoo.org ([69.77.167.62] helo=lists.gentoo.org) by finch.gentoo.org with esmtp (Exim 4.60) (envelope-from ) id 1KowGx-00033X-Ev for garchives@archives.gentoo.org; Sun, 12 Oct 2008 08:25:55 +0000 Received: from pigeon.gentoo.org (localhost [127.0.0.1]) by pigeon.gentoo.org (Postfix) with SMTP id 52023E03AD; Sun, 12 Oct 2008 08:25:53 +0000 (UTC) Received: from wf-out-1314.google.com (wf-out-1314.google.com [209.85.200.171]) by pigeon.gentoo.org (Postfix) with ESMTP id 09452E03AD for ; Sun, 12 Oct 2008 08:25:52 +0000 (UTC) Received: by wf-out-1314.google.com with SMTP id 29so1297801wff.10 for ; Sun, 12 Oct 2008 01:25:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:message-id:date:from:to :subject:in-reply-to:mime-version:content-type :content-transfer-encoding:content-disposition:references; bh=+gNSw0BaBBSRN2OoM35ErVuN3zsMzan2D8JzxDbkqfg=; b=SuyYzscJ35F3K6yI04zwPdvGjjQrvCbuih8E3oabSCfa7TfEF08th43GaiHEr5Hg/c Fgvq/XBB3m7oLQbc5nuQs9UCz25BxM9znlum1xbgx28k5f4m8Vc9ngmBzBQtVvZAA9Fx Xy2gZLSmToI2lfUgVgNb/hCgLKU8zS+pUlsWw= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=message-id:date:from:to:subject:in-reply-to:mime-version :content-type:content-transfer-encoding:content-disposition :references; b=SKgZ9lAtQzqRCS3mz08ZAVoGmr2PdM17DmiBhxxGFyV4UobzDtYGk841h39vaWIsTQ q+EZCuAcbeyO3r0OmIPWoBopz1btX/oVp7yiZRXCpKLY+HOAqFJlXDi1JIADfalBeq9J x8ivraHSGgx3o3+vH6AwwOTr2EQ61Gi3CcNPQ= Received: by 10.142.143.14 with SMTP id q14mr1859608wfd.304.1223799951788; Sun, 12 Oct 2008 01:25:51 -0700 (PDT) Received: by 10.143.40.6 with HTTP; Sun, 12 Oct 2008 01:25:51 -0700 (PDT) Message-ID: Date: Sun, 12 Oct 2008 04:25:51 -0400 From: "Andrey Vul" To: gentoo-user@lists.gentoo.org Subject: Re: [gentoo-user] Painted into a corner: avahi and mDNSResponder In-Reply-To: <200810120951.29677.alan.mckinnon@gmail.com> Precedence: bulk List-Post: List-Help: List-Unsubscribe: List-Subscribe: List-Id: Gentoo Linux mail X-BeenThere: gentoo-user@lists.gentoo.org Reply-to: gentoo-user@lists.gentoo.org MIME-Version: 1.0 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Content-Disposition: inline References: <7bef1f890810111930p6c26b53eq1d057da5c6a6635c@mail.gmail.com> <200810120804.22569.volker.armin.hemmann@tu-clausthal.de> <200810120951.29677.alan.mckinnon@gmail.com> X-Archives-Salt: 0604d58e-20ee-4ade-a9fe-97f4e13ca9e0 X-Archives-Hash: 76c2cfde29d812330165f42e4e4dd9c7 On Sun, Oct 12, 2008 at 3:51 AM, Alan McKinnon wrote: > On Sunday 12 October 2008 08:04:22 Volker Armin Hemmann wrote: >> On Sonntag 12 Oktober 2008, Alan E. Davis wrote: >> > Almost perpetually, the following packages or their versions are >> > blocking. I have run emerge -e system several times. Some other >> > problems were cleared up, and this >> > avahi--mDNSResponder/mdnsresponder-compat whatever it all is, just >> > keeps coming back even when solved by some skullduggery. I've removed >> > both of them at one time or another. >> > >> > [blocks B ] net-dns/avahi ("net-dns/avahi" is blocking >> > net-misc/mDNSResponder-107.6-r5) >> > >> > [blocks B ] net-misc/mDNSResponder ("net-misc/mDNSResponder" is >> > blocking net-dns/avahi-0.6.23) >> > >> > I guess the problem is that I am running gnome and also have two or >> > three different versions/slots of kde installed. I suppose, then, >> > it's remarkable that only these blocks are showing up? >> > >> > Can someone lend a hand on this? Anything I do is little more than >> > blind tinkering. >> > >> > Alan >> >> set the avahi useflag, unmerge mdnsresponder, emerge avahi. > > That looks familiar. I remember similar deep blocks myself - it was nasty at > the time. > > For the OP's benefit, here's a high level summary of what is going on: > > Avahi and mDNSResponder implement a system called ZeroConf, first designed by > Apple. It's a way for machines on a network to find each other and what > network features they support. These systems are quite low-level so > unfortunately the implementations are often incompatible. > > By and large you will find that Gnome stuff supports Avahi and KDE stuff > supports mDNSResponder, so the only way out of this mess is often extensive > use of 'equery hasuse', 'equery depends' and 'emerge -pvt' so see what pulls > in what. But first you should research what these things are so you can make > intelligent decisions about what to include and what to drop. The thing that > cleared it up for me was an interview with the KDE team lead responsible for > these features - Google will find it for you. IIRC mdnsresponder-compat USE flags allows use of avahi in KDE (3). > > Personally, I find these things more trouble than they are worth. They seem to > be designed for the "Apple Generation User" (whatever that is), and I have no > use for that on the networks I work on. ZeroConf is not necessarily something > you have to have installed... > > -- > alan dot mckinnon at gmail dot com > > -- Andrey Vul A: Because it messes up the order in which people normally read text. Q: Why is top-posting such a bad thing? A: Top-posting. Q: What is the most annoying thing in e-mail?