From mboxrd@z Thu Jan  1 00:00:00 1970
From: Maxim Cournoyer <maxim.cournoyer@gmail.com>
Subject: bug#39993: Guix report hash mismatch when underlying cause is ENOSPC
Date: Mon, 23 Mar 2020 13:59:11 -0400
Message-ID: <87y2rr7y1c.fsf@gmail.com>
References: <8736ai5lp4.fsf@gmail.com> <878sk91ncm.fsf@gnu.org>
 <87y2rtux90.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]:56983)
 by lists.gnu.org with esmtp (Exim 4.90_1)
 (envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1jGRMp-0002Yc-PF
 for bug-guix@gnu.org; Mon, 23 Mar 2020 14:00:04 -0400
Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71)
 (envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1jGRMo-0007DO-Lq
 for bug-guix@gnu.org; Mon, 23 Mar 2020 14:00:03 -0400
Received: from debbugs.gnu.org ([209.51.188.43]:47532)
 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 1jGRMo-0007Cn-IT
 for bug-guix@gnu.org; Mon, 23 Mar 2020 14:00:02 -0400
Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2)
 (envelope-from <Debian-debbugs@debbugs.gnu.org>) id 1jGRMo-0002Q2-Di
 for bug-guix@gnu.org; Mon, 23 Mar 2020 14:00:02 -0400
Sender: "Debbugs-submit" <debbugs-submit-bounces@debbugs.gnu.org>
Resent-Message-ID: <handler.39993.D39993.15849863609153@debbugs.gnu.org>
In-Reply-To: <87y2rtux90.fsf@gnu.org> ("Ludovic
 \=\?utf-8\?Q\?Court\=C3\=A8s\=22'\?\=
 \=\?utf-8\?Q\?s\?\= message of "Sun, 22 Mar 2020 00:03:07 +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: Ludovic =?UTF-8?Q?Court=C3=A8s?= <ludo@gnu.org>
Cc: 39993-done@debbugs.gnu.org

Hello,

Ludovic Court=C3=A8s <ludo@gnu.org> writes:

[...]

> Starting download of /gnu/store/124q26gkdyls859sblabz3f60grfvvdl-tcpdump-=
4.9.3.tar.gz
> From https://archive.softwareheritage.org/api/1/content/sha256:2cd47cb3d4=
60b6ff75f4a9940f594317ad456cfbf2bd2c8e5151e16559db6410/raw/...
> In procedure fport_write: Ne havi=C4=9Das plu da spaco sur aparato
> failed to download "/gnu/store/124q26gkdyls859sblabz3f60grfvvdl-tcpdump-4=
.9.3.tar.gz" from "https://www.tcpdump.org/release/tcpdump-4.9.3.tar.gz"
> warning: rewriting hashes in `/gnu/store/mv33j0si1n75q9kdimhvyrjn05pbxz5b=
-tcpdump-4.9.3.tar.gz'; cross fingers
> sha256 hash mismatch for /gnu/store/mv33j0si1n75q9kdimhvyrjn05pbxz5b-tcpd=
ump-4.9.3.tar.gz:
>   expected hash: 0434vdcnbqaia672rggjzdn4bb8p8dchz559yiszzdk0sjrprm1c
>   actual hash:   0mdqa9w1p6cmli6976v4wi0sw9r4p5prkj7lzfd1877wk11c9c73
> hash mismatch for store item '/gnu/store/mv33j0si1n75q9kdimhvyrjn05pbxz5b=
-tcpdump-4.9.3.tar.gz'
>
>> The root cause is that =E2=80=98false-if-exception*=E2=80=99 as used in =
(guix build
>> download) is too coarse-grain.
>
> I came up with a fix in 4a6ec23a9780bd75a7e527bd0dfb1943347869bb.
>
> Thanks,
> Ludo=E2=80=99.

That was quick!  Thank you! :-)

Maxim