[OpenAFS-devel] kuserok() checking UID ownership on afs

Garrett Wollman wollman@khavrinen.lcs.mit.edu
Fri, 4 Feb 2005 13:44:49 -0500 (EST)


<<On Fri, 04 Feb 2005 10:41:03 -0800, Russ Allbery <rra@stanford.edu> said:

> You can do this, but you have to patch libc to override the stat()
> function and the like.  Unix operating systems don't have any other hooks
> available to fiddle with the UID.  There isn't any way to do this with PAM
> or nsswitch.

Something like umapfs could conceivably do it.

-GAWollman