GNU bug report logs - #43442
Code stored with Subversion (SVN) cannot be retrieved from SWH

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From: Ludovic Courtès <ludo <at> gnu.org>
To: zimoun <zimon.toutoune <at> gmail.com>
Cc: 43442 <at> debbugs.gnu.org
Subject: [bug#43442] [PATCH 1/2] gnu: mpfi: Replace 'url-fetch' by 'svn-fetch'.
Date: Wed, 23 Sep 2020 18:21:54 +0200

Hi,

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

> On Mon, 21 Sep 2020 at 23:19, Ludovic Courtès <ludo <at> gnu.org> wrote:
>
>>> +       (method svn-fetch)
>>> +       (uri (svn-reference
>>> +             (url "https://scm.gforge.inria.fr/anonscm/svn/mpfi/trunk/mpfi")
>>> +             (revision 688)))
>>
>> Does this have any chance of working with SWH?  Does their HTTP API
>> support looking up svn revision for a given origin URL?
>
> Well, I have not yet did my homework on the topic, neither asked on
> #swh-devel.
>
> Probably not!
>
> In any case, we should find a way because there are a lot of Subversion
> sources. 

Yes, we should implement it.  But until that is done, I’m not sure it’s
worth replacing tarballs with svn references.  WDYT?

>> Also:
>>
>>   scheme@(guile-user)> (lookup-origin "https://scm.gforge.inria.fr/anonscm/svn/mpfi/trunk/mpfi")
>>   $6 = #f
>
> Since “guix lint -c archival” I should have forgotten to submit the
> request via their Web interface.  Now, it is scheduled:
>
>   <https://archive.softwareheritage.org/save/#requests>

‘lookup-origin’ still returns #f though.

>> So the effect today would be the opposite of what we’re attempting: when
>> GForge goes down, we’d lose it completely.
>
> I agree.
>
>
> Well, the shutdown of the INRIA’s GForge is a concrete deadline to add
> the support of Subversion (and Mercurial) sources to:
>
>  - fallback to SWH
>  - guix lint -c archival
>
> I am working on it. :-)

Awesome.

(Note that it seems possible that the shutdown of gforge.inria.fr will
be delayed a bit or at least be made less brutally that initially
announced.)

Thanks,
Ludo’.

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