Weird F17 effect: New gdm-3.4.0.1 presents mysql server account on the login screen

[cornel panceac]

2012/3/30 Ray Strode <rstrode at redhat.com>

> Hi,
>
> ----- Original Message -----
> > Anybody sees this too: After applying all F17 updates (including
> > gnome-3.4... packages), the GDM login window presents the mysql
> > server
> > account on the login screen. Why that?
> The issue arised, becase we no longer filter users less than UID_MIN in
> /etc/login.defs
>
> See
>
> https://bugs.freedesktop.org/show_bug.cgi?id=44408
>
> for more backstory.  We made that change because users were disappearing
> from their user lists
> on upgrades, since the default for UID_MIN changed in Fedora.  We
> rationalized the change as legitimate, and the
> previous behavior as wrong because UID_MIN is documented only for user
> creation, not for user filtering.
>
> I think maybe the solution is to filter out disabled users from the user
> list.  This is a little complicated, because
> we can't query the system for disabled users, afaik.  We can only do
> heuristics like getspnam() and look at sp_pwdp, but I don't think it will
> cover every case.
>
> Anyway worth thinking about more.
>
> why not offer to 'root' user a list of users that can be displayed or not
on gdm? why not filtering out by defaul the famous non-human users, like
mysql and postgresql?
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