Re: NFS Client: Backup preparation problem[solved]

[Amit Karpe]

On Fri, Mar 1, 2013 at 10:46 AM, Amit Karpe <amitkarpe(a)gmail.com&gt; wrote:

>  On Fri, Mar 1, 2013 at 2:35 AM, Michael E. Maher <
>  michael(a)maheronline.co.uk&gt; wrote:
>
> > Hi Amit,
> >
> > On Thu, 2013-02-28 at 17:39 +0800, Amit Karpe wrote:
> > >
> > > If I used no_root_squash in /etc/exports on server I can access
> > > directory without problem.
> > > /disk12   172.21.123.219(rw,sync,no_root_squash)
> > >
> > > What can be the problem ?
> > >
> >
> > You have kind of answered your own question here. If you need root
> > access to the files from the client, you will need the 'no_root_squash'.
> > All that option does is honour your clients root user over the NFS share
> > (not great for security but I don't know your set up details).
> >
> > Other than that you'd have to manage the users on both systems, to be
> > the same name/uid/gid etc.. and do everything as a non-root user (better
> > for security).
> >
> > Take a look at this link[0] and hopefully that should clear it all up.
> >
> >
> > Thanks,
> > Michael
> >
> >
> > [0]
> > http://www.troubleshooters.com/linux/nfs.htm#_If_it_mounts_but_cant_access
> >
> >
> >
>  Michael,
>  In following situation if I access as root or non-root, I am facing same
>  "Permission denied" error.
>  So the problem is just not with root but all users.
>
>  client# ls -l /borneo4
>  ls: cannot access /borneo4/test-dir: Permission denied
>  ?????????? ? ? ? ?                ? test-dir
>  client# su - eos
>  client$ ls -lh /borneo4/
>  ls: cannot access /borneo4/test-dir: Permission denied
>  total 0
>  ?????????? ? ? ? ?                ? test-dir
>
>
>
>  And on server side I am ready change file permissions. By
>  changing ownership of directory will solve this problem without using
>  no_root_squash ?
>
>  
Finally I solved this problem by just changing permission on server
directory.
server# chmod o+x  /borneo4
Now my client can access without any problem.
Thank You, Michael.