[Mageia-dev] [soft-commits] [3550] Kill unionfs support

Pascal Terjan pterjan at gmail.com
Sat Mar 24 20:21:35 CET 2012

On Sat, Mar 24, 2012 at 16:07, Thierry Vignaud <thierry.vignaud at gmail.com>wrote:

> On 18 March 2012 10:51, Pascal Terjan <pterjan at gmail.com> wrote:
> > Well unionfs seemed to get different oops in each new version. Anyway
> > I don't think it should be done like this (having specific code for
> > unionfs everywhere).
> > I want to improve current chroot mode (like using a cgroup to easily
> > kill all processes or set limits) and have a common api to allow other
> > modes, like building in kvm for example, or using lvm/btrfs rw
> > snapshots (which should be better supported than unionfs).
> Then, we could maybe clean this in Chroot.pm:
> sub add_local_user {
>    my ($chroot_tmp, $run, $config, $luser, $uid) = @_;
>    # change the builder user to the local user id
>    # FIXME it seems that unionfs does not handle well the change of the
>    #       uid of files
>    # if (system(qq|sudo chroot $chroot_tmp usermod -u $run->{uid}
> builder|)) {
> Though sadly we lost the actual commit that did that due to the 2007 crash

Yes I noticed but this is a behavior change so I wanted to check more
closely before doing it, if nothing relies on it
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