bug#39023: binary installation manual doesn't work on Alpine Linux

[Gábor Boskovits]

Hello,

<address@hidden> ezt írta (időpont: 2020. jan. 7., K, 22:32):
>
> The commands in 
> https://guix.gnu.org/manual/en/guix.html#Build-Environment-Setup
> do not work on busybox-based systems such as Alpine Linux by default.
> This is because they do not have 'groupadd' or 'useradd' by default (from 
> 'shadow' package).
>
> # groupadd --system guixbuild
> # for i in `seq -w 1 10`;
>   do
>     useradd -g guixbuild -G guixbuild           \
>             -d /var/empty -s `which nologin`    \
>             -c "Guix build user $i" --system    \
>             guixbuilder$i;
>   done
>
> I suggest adding another example which works by default on busybox.
> Explanation: -S means 'add system group/user'; -h is 'home directory'; -g is 
> 'GECOS field'
> Also, Alpine Linux fails to boot if /var/empty is not owned by root, so that 
> needs to be fixed afterward as well.
>
> addgroup -S guixbuild
> for i in `seq -w 1 10`;
> do
> adduser -G guixbuild \
> -h /var/empty -s `which nologin` \
> -g "Guix build user $i" -S \
> guixbuilder$i;
> done
> chown root:root /var/empty # /var/empty must be owned by root, fix permission 
> after `adduser` modified it
>
>
>
I assume that the command you gave would work on non-busybox also. I
would say we should replace the
command we have with this more compatible one.

I would wait for a few more responses, though.

If that sounds good to you could you create a patch to that effect?

Best regards,
g_bor
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