Re: Trying to replicate guix packages list on another machine

[Emmanuel Medernach <Emmanuel.Medernach@iphc.cnrs.fr>]

Le 27/06/2022 à 16:42, Julien Lepiller a écrit :
> It's possible your packages on machine A are from various guix 
> revisions, if you didn't run "guix update" or didn't use a manifest to 
> install them.
>
Yes you are right, that is certainly the case


> Eg you run "guix install glibc" at revision A, pull revision B where 
> glibc was updated to 2.34. When you list your packages, it still 
> mentions glibc@2.33 because you didn't update it. Then you try to 
> replicate it on another machine by pulling revision B, but that old 
> glibc is no longer available.
>
> Manifests ensure that all packages are from the same revision, 
> although if you pull a new guix without reinstalling the manifest, 
> you'll have the same issue because you're confusing the guix version 
> from which the package was installed, and the current guix version.
>

Then how to install this previous glibc with other packages on machine B ?

Emmanuel


> On June 27, 2022 3:49:58 PM GMT+02:00, Emmanuel Medernach 
> <Emmanuel.Medernach@iphc.cnrs.fr> wrote:
>
>     Hello,
>
>     We are trying to replicate guix packages list on another machine. We are using GUIX on a foreign distro.
>
>     Here what we have on machine A:
>
>     [Machine A]$ guix describe --format=channels
>     (list (channel
>              (name 'guix)
>              (url"https://git.savannah.gnu.org/git/guix.git")
>              (commit
>                "a0178d34f582b50e9bdbb0403943129ae5b560ff")
>              (introduction
>                (make-channel-introduction
>                  "9edb3f66fd807b096b48283debdcddccfea34bad"
>                  (openpgp-fingerprint
>                    "BBB0 2DDF 2CEA F6A8 0D1D  E643 A2A0 6DF2 A33A 54FA")))))
>
>     [Machine A]$ guix package --list-installed  | sort | awk '//{ print $1 "@" $2; }'
>     cmake@3.19.2
>     gcc-toolchain@4.9.4
>     glibc@2.33
>     gsl@2.6
>     icu4c@68.2
>     make@4.3
>     pcre@8.44
>     zlib@1.2.11
>
>     But on machine B:
>
>     [Machine B]$ cat ~/.config/guix/channels.scm
>     (list (channel
>              (name 'guix)
>              (url"https://git.savannah.gnu.org/git/guix.git")
>              (commit
>                "a0178d34f582b50e9bdbb0403943129ae5b560ff")
>              (introduction
>                (make-channel-introduction
>                  "9edb3f66fd807b096b48283debdcddccfea34bad"
>                  (openpgp-fingerprint
>                    "BBB0 2DDF 2CEA F6A8 0D1D  E643 A2A0 6DF2 A33A 54FA")))))
>
>     [Machine B]$ guix installcmake@3.19.2  gcc-toolchain@4.9.4  glibc@2.33  gsl@2.6  icu4c@68.2  make@4.3  pcre@8.44  zlib@1.2.11
>     guix install: error: glibc: package not found for version 2.33
>
>     What are we doing wrong ? Please tell us what steps are missing to correctly replicate guix packages to another machine ?
>
>     Best regards,
>
>     Emmanuel Medernach
>
>
>