[Samba] Samba no longer honoring secondary groups!
jra at samba.org
Thu May 5 22:51:51 UTC 2016
On Mon, May 02, 2016 at 01:01:07PM +0200, Roland Schwingel wrote:
> Out of sudden our samba file servers are no longer honoring
> secondary group membership.
> I appears that the fileservers are no longer seeing groups.
> When I do a 'net -U <domUser> rpc group list' on the PDC everything
> is fine. I can see all groups. When I do this on the fileservers I
> do not
> receive anything.
> We operate samba 4.3.9 both as classic PDC (for a couple of reason
> we cannot switch to AD) and as fileserver (domain members). Upgraded
> today due to the problems from 4.3.x to 4.3.9. All machines are
> running solely smbd/nmbd no winbind.
> Today morning the fileservers which are joined domain members
> (security=DOMAIN) are denying write access to folders for users
> are members of secondary groups. Writing with primary membership is
> working. It is NOT a linux problem. When working directly on linux
> (directly on the machine or via NFS) all is ok.
> Operating on shares served by a domaincontroller (added some for
> testing) secondary groups are working.
> Any ideas what could be wrong and how to fix it?
Debug level 10 logs showing the details inside the auth
are needed. Contrast with logs from an earlier version
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