Path: utzoo!utgpu!jarvis.csri.toronto.edu!rutgers!apple!ames!think!cayman!chris
From: chris@cayman.COM (Chris North)
Newsgroups: comp.protocols.appletalk
Subject: Re: Unbehaving GatorBox?
Summary: whoops.....corrections
Message-ID: <3313@cayman.COM>
Date: 5 Jul 89 16:25:52 GMT
References: <585@balaena.bio.vu.nl> <3299@cayman.COM>
Organization: Cayman Systems Inc., Cambridge Ma
Lines: 22

In article <3299@cayman.COM>, chris@cayman.COM (Chris North) writes:
> 
> 
>   Secondly, there is really no concept of a superuser in NFS.  When you
> mount an NFS volume as the root user, you effectively have the privileges
> of the nobody (uid=-2) user.  This is not just a GatorBox thing it is
> part of the NFS spec.

  Actually, I made a mistake in the above statement

It's not part of the spec, it's part of the sun implementation.
NFS calls from UID 0 are mapped to the UID stored in the kernel variable
"_nobody", which can be -2, 0, or for that matter anything else you want 
to put there
                (thanks, john :-))

-chris
-- 
Chris North                                chris@cayman.COM
Cayman Systems
26 Landsdowne Street
Cambridge MA  02139                        617-494-1999