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Re: block root access to NFS mount



On Tue, 2006-09-12 at 07:15 -0400, Mark Haney wrote:
> Aaron Konstam wrote:
> > On Mon, 2006-09-11 at 14:28 -0400, Mark Haney wrote:
> >   
> >> Okay, here's a problem I'm running in to.  I have an NFS server that is 
> >> controlled via NIS for which hosts access the NFS mounts.  I need to 
> >> give root access to an NFS client host machine, but /not/ the NFS 
> >> mounts.  Is there any way at all to control this, other than making the 
> >> NFS mounts read only?
> >>
> >> (Yeah I know it's a strange question, but time is pressing and I don't 
> >> have enough of it to google.)  Any help would be appreciated.
> >>
> >>
> >>     
> > It is such a strange question I am not sure I understand it. You have a
> > NFS server machine which I assume contains the user directories that are
> > used though NIS and NFS from the clients.
> >
> > But what is NFS client host machine? How does it fit into the picture? 
> >   
> Yeah, it's a strange situation.  I have an NFS server that has exported 
> /home/users.  One of the machines (client A) that mounts that NFS share 
> is being handed to another group who needs root access.  Because of the 
> fact that we have other user accounts in /home/users I cannot let 
> someone else have root access on Client A.  What I want is to be able to 
> keep that NFS mount on Client A, but not let root on Client A access 
> that NFS mount.  Does that clear it up a bit? 
> 
> I got another reply mentioning no_root_squash, but I just got in and I'm 
> not yet ready to look into that option, at least not until my fisrt cup 
> of coffee.
I agree  with the others that root_squash won't do it. If you are root
on Client A you have access to the other user accounts. 
-- 
Aaron Konstam <akonstam sbcglobal net>


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