bug#69401: closed (/etc/guix/machines.scm symlink can be garbage collected)

[GNU bug Tracking System]

Your message dated Mon, 08 Apr 2024 01:11:43 +0200
with message-id <878r1oojio.fsf@gnu.org>
and subject line Re: bug#69401: /etc/guix/machines.scm symlink can be garbage 
collected
has caused the debbugs.gnu.org bug report #69401,
regarding /etc/guix/machines.scm symlink can be garbage collected
to be marked as done.

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69401: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=69401
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--- Begin Message --- Subject: /etc/guix/machines.scm symlink can be garbage collected Date: Mon, 26 Feb 2024 08:53:11 +0200

Some of the build nodes behind the Berlin build farm have a childhurd
which can build packages.  Unfortunately, the symlink from
/etc/guix/machines.scm to the generated file in the store to setup
offloading has been garbage collected on several of the machines.

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Efraim Flashner   <efraim@flashner.co.il>   רנשלפ םירפא
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> --- Begin Message ---
>
>
>
> Subject: 
>
> Re: bug#69401: /etc/guix/machines.scm symlink can be garbage collected
>
>
>
>
> Date: 
>
> Mon, 08 Apr 2024 01:11:43 +0200
>
>
>
>
> User-agent: 
>
> Gnus/5.13 (Gnus v5.13)
>
>
>
>
> Ludovic Courtès <ludo@gnu.org> skribis:
>
> > Ludovic Courtès <ludo@gnu.org> skribis:
> >
> >> root@hydra-guix-108 ~# guix gc -R $(readlink -f /run/current-system) |grep 
> >> machines.scm
> >> /gnu/store/xg26iis3ydik6zxqk24cyk7h9zli1d25-machines.scm
> >> root@hydra-guix-108 ~# ls -l /etc/guix/machines.scm
> >> lrwxrwxrwx 1 root root 56 Mar  7 11:53 /etc/guix/machines.scm -> 
> >> /gnu/store/1171q4xhph07ll3mlzlg7igcwg3c98i1-machines.scm
> >
> > Turns out that both files are identical, but:
> >
> >   • /gnu/store/1171q4xhph07ll3mlzlg7igcwg3c98i1-machines.scm is built
> >     with
> >     /gnu/store/g8p09w6r78hhkl2rv1747pcp9zbk6fxv-guile-3.0.9/bin/guile
> >     (‘guile-final’ ungrafted);
> >
> >   • /gnu/store/xg26iis3ydik6zxqk24cyk7h9zli1d25-machines.scm is built
> >     with
> >     /gnu/store/g49b4v7dff8xwfi7wpi8pps1ixhld3n7-guile-3.0.9/bin/guile
> >     (‘guile-final’ grafted).
> >
> > As it turns out, <scheme-file> (used for “machines.scm”) uses
> > ‘gexp->file’, which, unlike ‘gexp->script’, does not default to
> > (default-guile).  That probably explains the difference.
>
> I believe this is fixed by b30b838d5055e36be19d030db28838fec4474d98.
>
> Ludo’.
>
>
> --- End Message ---