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Re: ‘guix pack’ automatic environment for Docker format

From: Mathieu Lirzin
Subject: Re: ‘guix pack’ automatic environment for Docker format
Date: Thu, 15 Feb 2018 21:17:19 +0100
User-agent: Gnus/5.13 (Gnus v5.13) Emacs/25.3 (gnu/linux)


address@hidden (Ludovic Courtès) writes:

> Mathieu Lirzin <address@hidden> skribis:
>> in order for the compilation environment to be fully ready I need to
>> source the /gnu/store...-profile/etc/profile for things like
>> While one obvious available solution is to add an extra symlink ‘-S
>> /etc/profile=etc/profile’ and then source it manually.
> Actually, if you also do ‘-S /bin/bash=bin/bash’ and then run /bin/bash
> in the environment, Bash will source /etc/profile.  That should be a
> good short-term solution.

Yes it works fine when you add the ‘--login’ option when calling bash

   $ docker run -it IMAGE_ID /bin/bash --login

>> I was thinking that maybe 'guix pack -f docker' could set the ‘Env’
>> part in the ‘config.json’ [1] with the appriopriate environment
>> variables automatically.
>> I would like to know if it would be a good idea, and if it is easily
>> doable?
> It’s definitely a good idea, and I think it wouldn’t be hard to do.
> Essentially, you’d have to follow the same approach as the one used for
> etc/profile creation in (guix profiles).  See ‘profile-derivation’ as
> well as ‘build-etc/profile’ in (guix build profiles).

Great, I will see if I can do something.

Thanks for the feedback.

Mathieu Lirzin
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