On Fri, Mar 02, 2007 at 11:36:25AM +0800, Raymond Xiong wrote:
> I think what Glenn want to do is let a client in realm A and NFS
> mapid domain A to access a server in realm B and NFS mapid domain B.
> 
> Using gsscred or krb5.conf auth_to_local parameter probably
> doesn't solve this problem because they only help to server side
> principal to unix account mapping. From my understanding, the issue
> is when server sends files back to client, client won't be able to 
> get correct file owner and owner_group(the nobody issue) because 
> client and server have different NFS mapid domain. This can't be 
> resovlved by a method like "mapping Kerberos principal name to NFS 
> Domain" which Glenn is looking for, because Kerberos principal name
> are not used in owner and owner_group strings.
> 
> I think currently NFS client and server have to be in the same NFS
> mapid domain to communicate properly. Maybe it would be useful if
> nfsmapid could support cross-domain mapping?

That is a very different issue.

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