Hi Maxim,
Maxim Cournoyer <maxim.courno...@gmail.com> skribis:
> Ricardo Wurmus <rek...@elephly.net> writes:
>
>> Hi Maxim,
>>
>>> Ludovic Courtès <ludovic.cour...@inria.fr> writes:
>>>
>>>> ‘guix pack -f docker’ currently creates an image without
>>>> /etc/{passwd,group,shadow}.
>>>>
>>>> It’s OK most of the time, but again it looks like a gratuitous annoyance
>>>> for those cases where having them around matters (that’s also the reason
>>>> why guix-daemon creates them.)
>>>
>>> Would that include the files required for PAM authentication to work
>>> correctly? I remember struggling with this use case: using the Docker
>>> image with CQFD wrapper, which must be able to create a user and
>>> sudo'ing (or 'su') to it in the docker container.
>>
>> I wonder if at this point it wouldn’t be better to build a whole system
>> container. Isn’t that outside the scope of “guix pack” and rather a
>> task for “guix system”?
I think so.
> Probably! But then one has to wonder if adding some base files to `guix
> pack' is not one of those slippery slopes where users come back
> expecting more stuff to be there?
>
> What use case(s) exactly depend on the presence of the
> /etc/{passwd,group,shadow} files?
Generally, absent these files, getpw(3) and co. won’t give useful
results, and some applications will behave poorly (e.g., the PS1 prompt
in Bash can’t show the user name; ‘id’ fails).
Most of the time it’s just a minor inconvenience.
Ludo’.
