Re: [PATCH] 2.6.23: Filesystem capabilities 0.17

From: Jan Kara
Date: Thu Nov 01 2007 - 17:54:38 EST


On Thu 01-11-07 20:49:32, Olaf Dietsche wrote:
> Jan Kara <jack@xxxxxxx> writes:
>
> >> This patch implements filesystem capabilities. It allows to
> >> run privileged executables without the need for suid root.
> > Hmm, is there some "design document" so that one does not have to poke
> > through the code and find out what it's actually trying to do?
>
> What do you mean with "trying to do"? I thought this is obvious, it
> provides executables with filesystem capabilities.
Well, yes, that was obvious but I rather meant "how is it doing it?".
So where does it store these bits and such.

> > Also why don't you use extended attributes or store them inside the
> > executable like Pavel did (you link it from your web page).
>
> The links from my web page are there to show alternatives, nothing
> else. When I started in 2002, xattr where pretty new or nonexistant.
OK, I see. I'm not sure it's going to make it when we already have an
implementation of the functionality in kernel as Serge mentioned.

Honza
--
Jan Kara <jack@xxxxxxx>
SUSE Labs, CR
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