From faf5b16190c1ef6cb78ea43532c7202abc4aea8d Mon Sep 17 00:00:00 2001 From: martin f krafft Date: Fri, 15 Jan 2010 09:37:30 +1300 Subject: [PATCH] Re: [notmuch] Potential problem using Git for mail (was: Idea for storing tags) --- b7/4c4bd72e6d7fbf4a0d1219b96d033781deb66e | 123 ++++++++++++++++++++++ 1 file changed, 123 insertions(+) create mode 100644 b7/4c4bd72e6d7fbf4a0d1219b96d033781deb66e diff --git a/b7/4c4bd72e6d7fbf4a0d1219b96d033781deb66e b/b7/4c4bd72e6d7fbf4a0d1219b96d033781deb66e new file mode 100644 index 000000000..8bcbb076d --- /dev/null +++ b/b7/4c4bd72e6d7fbf4a0d1219b96d033781deb66e @@ -0,0 +1,123 @@ +Return-Path: +X-Original-To: notmuch@notmuchmail.org +Delivered-To: notmuch@notmuchmail.org +Received: from localhost (localhost [127.0.0.1]) + by olra.theworths.org (Postfix) with ESMTP id 99172431FBC + for ; Thu, 14 Jan 2010 12:37:47 -0800 (PST) +X-Virus-Scanned: Debian amavisd-new at olra.theworths.org +X-Spam-Flag: NO +X-Spam-Score: -1.506 +X-Spam-Level: +X-Spam-Status: No, score=-1.506 tagged_above=-999 required=5 tests=[AWL=1.093, + BAYES_00=-2.599] autolearn=ham +Received: from olra.theworths.org ([127.0.0.1]) + by localhost (olra.theworths.org [127.0.0.1]) (amavisd-new, port 10024) + with ESMTP id WINmVbJF9TVM for ; + Thu, 14 Jan 2010 12:37:45 -0800 (PST) +Received: from clegg.madduck.net (clegg.madduck.net [193.242.105.96]) + by olra.theworths.org (Postfix) with ESMTP id 6C0E4431FAE + for ; Thu, 14 Jan 2010 12:37:45 -0800 (PST) +Received: from lapse.rw.madduck.net (unknown + [IPv6:2404:130:0:1000:20a:e4ff:fe30:4316]) + (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) + (Client CN "lapse.rw.madduck.net", + Issuer "CAcert Class 3 Root" (verified OK)) + by clegg.madduck.net (postfix) with ESMTPS id 4FD941D4099; + Thu, 14 Jan 2010 21:37:35 +0100 (CET) +Received: by lapse.rw.madduck.net (Postfix, from userid 1000) + id 0008E256B; Fri, 15 Jan 2010 09:37:30 +1300 (NZDT) +Date: Fri, 15 Jan 2010 09:37:30 +1300 +From: martin f krafft +To: Asheesh Laroia +Message-ID: <20100114203730.GE4691@lapse.rw.madduck.net> +Mail-Followup-To: Asheesh Laroia , + notmuch +References: <20100111221909.GA30299@lapse.rw.madduck.net> + <1263267603-sup-302@elise> + <20100112045152.GA15275@lapse.rw.madduck.net> + +MIME-Version: 1.0 +Content-Type: multipart/signed; micalg=pgp-ripemd160; + protocol="application/pgp-signature"; boundary="EgVrEAR5UttbsTXg" +Content-Disposition: inline +In-Reply-To: +X-Motto: Keep the good times rollin' +X-OS: Debian GNU/Linux squeeze/sid kernel 2.6.32-trunk-686 i686 +X-Spamtrap: madduck.bogus@madduck.net +X-Subliminal-Message: debian/rules! +User-Agent: Mutt/1.5.20 (2009-06-14) +X-Virus-Scanned: clamav-milter 0.95.3 at clegg +X-Virus-Status: Clean +Cc: notmuch +Subject: Re: [notmuch] Potential problem using Git for mail (was: Idea for + storing tags) +X-BeenThere: notmuch@notmuchmail.org +X-Mailman-Version: 2.1.13 +Precedence: list +List-Id: "Use and development of the notmuch mail system." + +List-Unsubscribe: , + +List-Archive: +List-Post: +List-Help: +List-Subscribe: , + +X-List-Received-Date: Thu, 14 Jan 2010 20:37:47 -0000 + + +--EgVrEAR5UttbsTXg +Content-Type: text/plain; charset=utf-8 +Content-Disposition: inline +Content-Transfer-Encoding: quoted-printable + +also sprach Asheesh Laroia [2010.01.14.2112 +1300]: +> Sure. But the MDA doesn't need to do the commit immediately. Since +> (presumably) we're using Maildir, the MDA on the mail receiving +> server is going to generate filenames that won't cause conflicts. +> So it's okay to leave the files uncommitted. + +So when does the commit happen? + +> When I did the "git merge", git would create the Maildir files in +> ~/Maildir/cur/... non-atomically. + +This might be something that the Git people could address if it was +brought up on the mailing list. Then again, it might not be possible +without going via a temporary file, which I doubt will fly. + +I suppose that I never actually considered merges on the IMAP server +side, but obviously the IMAP server has to work off a clone, and +that means it needs to merge. + +> Dovecot would notice the file in ~/Maildir/cur/ and think, "This +> file must be ready!" So it would parse it even though git hadn't +> finished writing it. This caused me to only see partial headers in +> Alpine since Dovecot parsed it before it was a complete message. + +I wonder if a custom merge driver could address this to properly use +=E2=80=A6/tmp/ to assemble the message and only then move it. + +--=20 +martin | http://madduck.net/ | http://two.sentenc.es/ +=20 +"this week dragged past me so slowly; + the days fell on their knees..." + -- david bowie +=20 +spamtraps: madduck.bogus@madduck.net + +--EgVrEAR5UttbsTXg +Content-Type: application/pgp-signature; name="digital_signature_gpg.asc" +Content-Description: Digital signature (see http://martin-krafft.net/gpg/) +Content-Disposition: inline + +-----BEGIN PGP SIGNATURE----- +Version: GnuPG v1.4.10 (GNU/Linux) + +iEYEAREDAAYFAktPgIoACgkQIgvIgzMMSnVOxACglW8o2QY3jVflophey9wA/96q +CuMAnRcUK+UCu9N2p9YsEf/9+gGGp8gB +=NFKE +-----END PGP SIGNATURE----- + +--EgVrEAR5UttbsTXg-- -- 2.26.2