[Samba] Samba 4 and MS Windows NFS Server (2012R2)

[Jeremy Allison]

On Mon, Aug 31, 2015 at 06:43:30AM +0000, Ritter, Marcel (RRZE) wrote:
> Hi,
> 
> has anyone out there tried to get a Windows Server 2012R2 based
> NFS Server running against a Samba4 active directory?
> 
> I'm currently doing some interop testing, and I cannot get a Windows
> Server 2012R2 based NFS  server running when using samba as AD.
> 
> As far as i can tell, the setup looks good:
> 
> I've got Linux based NFS servers and clients  (Ubuntu + SuSE) up
> and running fine (krb5 auth against samba DC), but trying to access
> the Windows NFS server fails.
> 
> Outside the above testbed I've tried to mount NFS shares on a
> different Windows Server (joined against our MS AD) and access
> from Linux clients works fine here, so I guess it's not MS NFS server
> itself that's causing the trouble.
> 
> 
> The failing windows NFS Server reports lots of messages like:
> 
> "Server for NFS was unable to obtain security information for the
> GSS user account MYDOM.TEST\nfs/nfsclient.mydom.test.
> 
> Check that the user account MYDOM.TEST\nfs/nfsclient.mydom.test
> is valid and meets als configured security policies. Ther may be additional
> information in the Windows Security event log.

Can you log a bug please and post wireshark traces and
samba debug logs ?

Thanks !

Jeremy.