[Fuego] Dockerfile problem: cannot add group

Tim.Bird at sony.com Tim.Bird at sony.com
Thu Nov 1 22:46:50 UTC 2018

I have added this fix to the master branch, with a slight refactoring.

 -- Tim

> -----Original Message-----
> From: Georg Piewald
> Hi Tim,
> Because I just read that you plan a release this week, I thought I
> better report this problem right away.
> In the Dockerfile, there's an issue with this command:
> RUN groupadd -g ${gid} ${group} \
>   [...]
> In several Linux distros the the primary group of each user is "users",
> with GID 100. In this case, ${gid} in the above command will be 100
> (which is passed through docker-build-image.sh). However, in Debian
> Jessie, which is the guest OS in the container, exactly this group with
> GID 100 already exists. Thus the above command fails and the container
> won't be created.
> My solution was to first check if a group with this GID already exists,
> and only create it if it doesn't:
> RUN getent group ${gid} > /dev/null || groupadd -g ${gid} ${group}; \
>    [...]
> You might prefer any other solution, but it should fixed anyhow, because
> it's a quite annoying problem to newbies.
> BR, Georg
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