From mboxrd@z Thu Jan  1 00:00:00 1970
From: Ludovic =?UTF-8?Q?Court=C3=A8s?= <ludo@gnu.org>
Subject: bug#39575: guix time-machine fails when a tarball was modified
 in-place
Date: Fri, 14 Feb 2020 14:51:13 +0100
Message-ID: <87tv3tgtv2.fsf@gnu.org>
References: <87y2t7j54n.fsf@gnu.org> <87eeuy2mua.fsf@gnu.org>
 <CAJ3okZ0TsUwD29L1=kmBaDdfJbB+GzUqUB8ohbETyXskm+Lz4A@mail.gmail.com>
 <87tv3ticcx.fsf@gnu.org> <87r1yxe1z7.fsf@gnu.org>
Mime-Version: 1.0
Content-Type: text/plain; charset=utf-8
Content-Transfer-Encoding: quoted-printable
Return-path: <bug-guix-bounces+gcggb-bug-guix=m.gmane-mx.org@gnu.org>
Received: from eggs.gnu.org ([2001:470:142:3::10]:57441)
 by lists.gnu.org with esmtp (Exim 4.90_1)
 (envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1j2bNz-0005Cw-KH
 for bug-guix@gnu.org; Fri, 14 Feb 2020 08:52:04 -0500
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
 (envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1j2bNy-0002Op-KU
 for bug-guix@gnu.org; Fri, 14 Feb 2020 08:52:03 -0500
Received: from debbugs.gnu.org ([209.51.188.43]:55037)
 by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_128_CBC_SHA1:16)
 (Exim 4.71) (envelope-from <Debian-debbugs@debbugs.gnu.org>)
 id 1j2bNy-0002OL-HA
 for bug-guix@gnu.org; Fri, 14 Feb 2020 08:52:02 -0500
Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2)
 (envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1j2bNy-0008Sm-GN
 for bug-guix@gnu.org; Fri, 14 Feb 2020 08:52:02 -0500
Sender: "Debbugs-submit" <debbugs-submit-bounces@debbugs.gnu.org>
Resent-Message-ID: <handler.39575.B39575.158168828732491@debbugs.gnu.org>
In-Reply-To: <87r1yxe1z7.fsf@gnu.org> (Jan Nieuwenhuizen's message of "Fri, 14
 Feb 2020 14:24:12 +0100")
List-Id: Bug reports for GNU Guix <bug-guix.gnu.org>
List-Unsubscribe: <https://lists.gnu.org/mailman/options/bug-guix>,
 <mailto:bug-guix-request@gnu.org?subject=unsubscribe>
List-Archive: <https://lists.gnu.org/archive/html/bug-guix>
List-Post: <mailto:bug-guix@gnu.org>
List-Help: <mailto:bug-guix-request@gnu.org?subject=help>
List-Subscribe: <https://lists.gnu.org/mailman/listinfo/bug-guix>,
 <mailto:bug-guix-request@gnu.org?subject=subscribe>
Errors-To: bug-guix-bounces+gcggb-bug-guix=m.gmane-mx.org@gnu.org
Sender: "bug-Guix" <bug-guix-bounces+gcggb-bug-guix=m.gmane-mx.org@gnu.org>
To: Jan Nieuwenhuizen <janneke@gnu.org>
Cc: 39575@debbugs.gnu.org

Hi,

Jan Nieuwenhuizen <janneke@gnu.org> skribis:

> What about
>
>     https://snapshot.debian.org/archive/debian/20190406T212022Z/pool/main=
/h/harfbuzz/harfbuzz_2.4.0.orig.tar.bz2

Good idea.

> So, this now becomes the recipe
>
>     wget -O harfbuzz-2.4.0.tar.bz2 https://snapshot.debian.org/archive/de=
bian/20190406T212022Z/pool/main/h/harfbuzz/harfbuzz_2.4.0.orig.tar.bz2
>     guix download $PWD/harfbuzz-2.4.0.tar.bz2
>     guix time-machine --commit=3D56e95d54d209c2428f970d65d9b27ae4168449ad=
 --no-offload -- help
>
> that i'm trying now, and for now it looks fine (lots of stuff to build,
> i'll report success or failure when it's done).

OK!

> It seems, however, that for offload builds to work the guix download
> needs to be repeated on the offload build farm machines too?

No, I don=E2=80=99t think so, because the head node copies all the inputs to
build machines before it actually offloads the build.

Ludo=E2=80=99.