Skip site navigation (1)Skip section navigation (2)
Date:      Sun, 23 Mar 2003 01:59:44 +0300 (MSK)
From:      "."@babolo.ru
To:        "Daniel O'Connor" <doconnor@gsoft.com.au>
Cc:        Terry Lambert <tlambert2@mindspring.com>, Paco Hope <paco@cigital.com>, hackers@FreeBSD.ORG
Subject:   Re: ld.so and hard links
Message-ID:  <1048373984.431400.3536.nullmailer@cicuta.babolo.ru>
In-Reply-To: <1048302188.39751.11.camel@chowder.dons.net.au>

next in thread | previous in thread | raw e-mail | index | archive | help
> On Sat, 2003-03-22 at 07:30, Terry Lambert wrote:
> > You could potentially save a lot of memory.  *However*.  You may
> > not want to do this, since you are defeating priviledge seperation
> > that is what made you want to use jails in the first place.
> 
> There's a Linux Jail like thing called vserver, it has a feature where
> you hardlink a whole bunch of stuff for different jails (it has tools
> for building a set of jails from a given tree). It does a copy on write
> for any of these hardlinked files so you don't get the security issue.
> 
> No idea if it's possible to implement something like that for a jail :)
schg flag is sufficient to do impossible
hardlinked files change in jail IMHO
Or I forgot something?



To Unsubscribe: send mail to majordomo@FreeBSD.org
with "unsubscribe freebsd-hackers" in the body of the message




Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?1048373984.431400.3536.nullmailer>