[arch-dev-public] critical: fakeroot broken again, breaks makepkg
andrew at neptune-one.net
Thu Jul 12 12:52:26 EDT 2007
Andrew Fyfe wrote:
> Thomas Bächler wrote:
> > Andrew Fyfe schrieb:
> >> Looking at your example I'm assuming you ran it in /dev/shm?
> > I did. But I was able to reproduce it on a "normal" ext3, which is
> > however mounted with "acl,user_xattr". On an ext3 mounted without those
> > options, it works.
> >> I've just tried the same test on my ubuntu box (glibc-2.6,
> >> coreutils-5.97, fakeroot-1.7.1) and all is OK, so my guess at the moment
> >> is this is a coreutils issue.
> > It is a fakeroot issue. Coreutils seems to have introduced yet another
> > change that isn't caught by fakeroot properly.
> This problem only happens on tmpfs or a filesystem mounted with the acl
> option, and it only effects directories.
> When running on a working fs it copies the directory and chmods it 0700,
> then it chmods it with it's correct permissions. When running on a tmpfs
> or an fs with acl it doesn't do the second chmod.
> Not sure where to go from here, I'm a noob when it comes to C :)
A little more digging...
It looks like coreutils uses acl to set the permissions on a directory
when using 'cp -a'  and as fakeroot doesn't wrap acl functions the
permissions aren't being carried across.
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