[Cialug] nfs permissions

[Jeffrey C. Ollie]

On Thu, Sep 30, 2010 at 5:46 PM, L. V. Lammert <lvl at omnitec.net> wrote:

> Trying to setup a nas box for system backup, .. have not dealt much with
> nfs - is there any way to xet the permissions properly on files created in
> the mounted drive?
>
> For example, a file is created as nobody:nogroup, .. but a backup must
> perserve uid/gid & permissions for, say, home directories.
>
> I'd like to use rsnapshot to create a versioned backup, but it does not
> seem to be possible on a nfs drive?
>

Is the backup running as root?  By default NFS has a feature called "root
squashing" that changes the root userid to nobody.  You have to add the
"norootsquash" parameter to the exports file on the NFS server to disable
it.
-- 
Jeff Ollie
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