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From: Dave Eckhardt <davide+p9@cs.cmu.edu>
To: Fans of the OS Plan 9 from Bell Labs <9fans@cse.psu.edu>
Subject: Re: [9fans] fuse bashing
Date: Wed, 25 Jan 2006 00:30:55 -0500	[thread overview]
Message-ID: <20276.1138167055@piper.nectar.cs.cmu.edu> (raw)
In-Reply-To: <43D53D9F.90702@lanl.gov>

> no ACLs (I'm convinced that the stat and wstat could be trivially
> extended to support this --- 9p2000.acl)

I assume ACL semantics would need to be outside the protocol, but
have you found an ACL system you like?  AFS ACLs are usable but
not "obvious"; DFS (Son of AFS) ACLs are much more complicated
and, I think, hence less usable; Linux ACLs (at least the Red Hat
flavor) couldn't encode some natural-seeming thing my brother
wanted to do--I don't think it's a coincidence that the POSIX
committee came apart before completion.

The part of AFS I like is that every user can define new groups.
Once "owner" and "group" can be arbitrary sets of people, it's
not clear to me that you need more than "owner, group, world".
You can always come up with complicated scenarios, but in my
experience many complicated ACLs are wrong if you look carefully
at them.

Dave Eckhardt


  parent reply	other threads:[~2006-01-25  5:30 UTC|newest]

Thread overview: 44+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-01-23 17:06 Russ Cox
2006-01-23 17:28 ` Ronald G Minnich
2006-01-23 17:44   ` David Leimbach
2006-01-23 18:07   ` Eric Van Hensbergen
2006-01-23 18:13     ` Bruce Ellis
2006-01-23 20:31   ` David Leimbach
2006-01-23 20:33     ` Ronald G Minnich
2006-01-23 23:28       ` Dan Cross
2006-01-23 23:53         ` David Leimbach
2006-01-24  0:07         ` Ronald G Minnich
2006-01-25 19:58         ` Enache Adrian
2006-01-25 20:30           ` Christoph Lohmann
2006-01-25 20:51             ` Ronald G Minnich
2006-01-25 21:09               ` Bruce Ellis
2006-01-25 20:50           ` Ronald G Minnich
2006-01-25 21:09             ` Enache Adrian
2006-01-24  0:12       ` John Barham
2006-01-25  5:29       ` Dave Eckhardt
2006-01-25 15:38         ` Ronald G Minnich
2006-01-25 21:31           ` Dave Eckhardt
2006-01-26  1:16           ` erik quanstrom
2006-01-25  5:30       ` Dave Eckhardt [this message]
2006-01-25  7:46         ` Jack Johnson
2006-01-25  8:11           ` Lyndon Nerenberg
2006-01-25  8:18             ` Lyndon Nerenberg
2006-01-25  9:46             ` Andriy G. Tereshchenko
2006-01-25 15:45         ` Ronald G Minnich
2006-01-23 17:51 ` C H Forsyth
2006-01-23 17:46   ` David Leimbach
2006-01-23 20:08     ` Ronald G Minnich
2006-01-23 18:46   ` Skip Tavakkolian
2006-01-24  2:22 ` Latchesar Ionkov
2006-01-24  8:37   ` Charles Forsyth
2006-01-24  9:41     ` Charles Forsyth
2006-01-24 10:04       ` Charles Forsyth
     [not found] <000001c620ca$f86f1570$14aaa8c0@utelsystems.local>
2006-01-24  9:46 ` "Nils O. Selåsdal"
2006-01-24 20:10 quanstro
2006-01-24 21:37 ` Eric Van Hensbergen
2006-01-24 23:14   ` Charles Forsyth
2006-01-25  0:26   ` Latchesar Ionkov
2006-01-25  0:25 ` Latchesar Ionkov
2006-01-25  1:31   ` erik quanstrom
2006-01-25  1:40     ` Latchesar Ionkov
2006-01-25  1:42       ` Eric Van Hensbergen

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