Re: patch for NFS rename -- please test!

Steven N. Hirsch (shirsch@adelphia.net)
Sun, 6 Sep 1998 16:25:35 -0400 (EDT)


On Sun, 6 Sep 1998, Bill Hawes wrote:

> Steven N. Hirsch wrote:
>
> > On another matter, while exporting mounts with wildcards does nominally
> > work, big problems occur if the server is restarted after clients have
> > established a mount based upon such permissions. I believe the problem
> > stems from the client not appearing specifically in the xtab file. The
> > only way I can recover is to explicitly create an export entry for that
> > client after restart - which sort of defeats the whole point behind
> > wildcards..
> >
> > Is there any remedy feasible?
>
> I've followed the messages about this problem, but am hoping that it can
> be fixed in userland by changing the knfsd mount/export utilities. For
> example, could the wildcarding be handled by generating the equivalent
> file on the fly?

I'm not sure I follow you. Are you saying expand the wildcard to a list
of all legal IP addresses during the inital export?

> I'd really rather not make further changes to the knfsd kernel code if
> possible.

I'm with you on that.

There is on minor annoyance lingering (thankfully far less serious than
the ones you've swatted over the past few weeks): It is not possible to
export a single file for mount by clients. This works in the unfsd, and
is part of the NFS-2 specs.

Steve

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