From debbugs-submit-bounces@debbugs.gnu.org Mon Dec 09 06:02:52 2019 Received: (at 38518) by debbugs.gnu.org; 9 Dec 2019 11:02:53 +0000 Received: from localhost ([127.0.0.1]:52677 helo=debbugs.gnu.org) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ieGoW-0004YU-K3 for submit@debbugs.gnu.org; Mon, 09 Dec 2019 06:02:52 -0500 Received: from eggs.gnu.org ([209.51.188.92]:58728) by debbugs.gnu.org with esmtp (Exim 4.84_2) (envelope-from ) id 1ieGoU-0004YF-Tb; Mon, 09 Dec 2019 06:02:51 -0500 Received: from fencepost.gnu.org ([2001:470:142:3::e]:59338) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ieGoP-0000YD-E6; Mon, 09 Dec 2019 06:02:45 -0500 Received: from [2001:660:6102:320:e120:2c8f:8909:cdfe] (port=51388 helo=ribbon) by fencepost.gnu.org with esmtpsa (TLS1.2:RSA_AES_256_CBC_SHA1:256) (Exim 4.82) (envelope-from ) id 1ieGoO-0001WM-T5; Mon, 09 Dec 2019 06:02:45 -0500 From: =?utf-8?Q?Ludovic_Court=C3=A8s?= To: Vagrant Cascadian Subject: Re: bug#35621: Simplify comparing guix challenge results References: <87sgtqxhwi.fsf@yucca> Date: Mon, 09 Dec 2019 12:02:42 +0100 In-Reply-To: <87sgtqxhwi.fsf@yucca> (Vagrant Cascadian's message of "Tue, 07 May 2019 11:02:05 -0700") Message-ID: <87o8whhict.fsf@gnu.org> User-Agent: Gnus/5.13 (Gnus v5.13) Emacs/26.3 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] X-Spam-Score: -2.3 (--) X-Debbugs-Envelope-To: 38518 Cc: 35621@debbugs.gnu.org, 38518@debbugs.gnu.org X-BeenThere: debbugs-submit@debbugs.gnu.org X-Mailman-Version: 2.1.18 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: debbugs-submit-bounces@debbugs.gnu.org Sender: "Debbugs-submit" X-Spam-Score: -3.3 (---) Hello! Vagrant Cascadian skribis: > I'd like to see a simpler process for comparing challenge results > producing differences. > > While the manual documents how to compare a failing challenge result > > $ wget -q -O - https://ci.guix.info/nar/=E2=80=A6-git-2.5.0 \ > | guix archive -x /tmp/git > $ diff -ur --no-dereference /gnu/store/=E2=80=A6-git.2.5.0 /tmp/git > > To check "git", you need to run "guix challenge git" and if the results > are inconclusive, manually cut-and-paste the correct URL(s) from the > challenge output and manually download it and unpack with guix archive, > and then run a comparison utility... > > What about an argument to "guix challenge" that handles the downloading > and unpacking to a temporary directory, and possibly another that also > runs a comparison tool against the results. Maybe something like: > > $ guix challenge --download-differences > /tmp/git-XXXXX/SUBSTITTE-X/...-git-2.5.0 > /tmp/git-XXXXX/SUBSTITUTE-Y/...-git-2.5.0 > /gnu/store/...-git-2.5.0 > > Downloads and unpacks the substitutes, and outputs the resulting > directories. > > > $ guix challenge --download-differences --compare-with=3D"diffoscope ..= ." I had forgotten about this bug report (thanks for the reminder on IRC!) and came up with something similar to/different from it: https://issues.guix.gnu.org/issue/38518 Let=E2=80=99s see whether we should adapt it! Ludo=E2=80=99.