I haven't done it, but I think it works if you have idmapping set up
correctly.  That is, if the idmapper domain is correct, then the
client will send "root@DOMAIN" and the idmapd on the ganesha server
will convert that to UID 0.

Daniel

On Thu, Feb 8, 2018 at 6:45 PM, Pradeep <pradeeptho...@gmail.com> wrote:
> Hello,
>
> It looks like Ganesha converts certain principals to UID/GID 0
> (idmapper.c:principal2uid()). I noticed that when a client uses kerberos
> with AD, the default principal is <user>@<domain>. So when NFS operations
> are tried with root on client, it sends the principal in <user>@<domain>
> format which will not be mapped to UID/GID 0 on Ganesha side.
>
> Have anyone successfully used privileged access to NFS exports with
> Kerberos/AD with Ganesha server? If yes, could share how you were able to
> achieve that?
>
> Thanks,
> Pradeep
>
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