GNU bug report logs - #39575
guix time-machine fails when a tarball was modified in-place

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Message #26 received at 39575 <at> debbugs.gnu.org (full text, mbox):

From: Ludovic Courtès <ludo <at> gnu.org>
To: zimoun <zimon.toutoune <at> gmail.com>
Cc: 39575 <at> debbugs.gnu.org, Jan Nieuwenhuizen <janneke <at> gnu.org>
Subject: Re: bug#39575: guix time-machine fails when a tarball was modified
 in-place
Date: Fri, 14 Feb 2020 13:26:22 +0100

Hi,

zimoun <zimon.toutoune <at> gmail.com> skribis:

> On Thu, 13 Feb 2020 at 22:34, Ludovic Courtès <ludo <at> gnu.org> wrote:
>>
>> Hi,
>>
>> Jan Nieuwenhuizen <janneke <at> gnu.org> skribis:
>>
>> > building /gnu/store/cjim33x0q1bv1ppkv3qijvr1pvsn4y0q-harfbuzz-2.4.0.tar.bz2.drv...
>> > downloading from https://www.freedesktop.org/software/harfbuzz/release/harfbuzz-2.4.0.tar.bz2...
>> > |offloading build of /gnu/store/6fgg1irkcvqyb4f9f8n0nzi5gknyqhfn-gcc-mesboot1-4.7.4.drv to 'kluit.dezyne.org'
>> > - 'build' phasesha256 hash mismatch for /gnu/store/b4cdp9sp44848348lrpzbfafhmjqf8nr-harfbuzz-2.4.0.tar.bz2:
>> >   expected hash: 1mpah6kwqid1kxsj4rwqsniivqbrx231j65v51yncx6s0dch0dch
>> >   actual hash:   0vrkvdlmihdg62a4c6h5kx27khc33xmb95l50zgnwnavvpwyyw5l
>> > hash mismatch for store item '/gnu/store/b4cdp9sp44848348lrpzbfafhmjqf8nr-harfbuzz-2.4.0.tar.bz2'
>>
>> The file itself is still available on our machines though, and you can
>> get it with:
>>
>>   guix download -o harfbuzz-2.4.0.tar.bz2 \
>>   https://ci.guix.gnu.org/file/harfbuzz-2.4.0.tar.bz2/sha256/0vrkvdlmihdg62a4c6h5kx27khc33xmb95l50zgnwnavvpwyyw5l
>
> Maybe I miss a point, but the file we need is the old one, not the new
> one, i.e., the one with the expected hash
> 1mpah6kwqid1kxsj4rwqsniivqbrx231j65v51yncx6s0dch0dch.

Oops, my bad.

> And I should do wrong but ci.guix.gnu.org does not have this file --
> otherwise it will find it because of substitutes mechanism.
>
>  $ guix download -o /tmp/harfbuzz-old.tar.bz2 \
>  https://ci.guix.gnu.org/file/harfbuzz-2.4.0.tar.bz2/sha256/1mpah6kwqid1kxsj4rwqsniivqbrx231j65v51yncx6s0dch0dch

I checked on a bunch of machines and couldn’t find it.

Everyone, please check whether you have
/gnu/store/b4cdp9sp44848348lrpzbfafhmjqf8nr-harfbuzz-2.4.0.tar.bz2 and
so share!

Ludo’.

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