From: Russell Coker <russell@coker.com.au>
To: Luke Kenneth Casson Leighton <lkcl@lkcl.net>
Cc: SE-Linux <selinux@tycho.nsa.gov>,
Linux Hotplug Dev List
<linux-hotplug-devel@lists.sourceforge.net>
Subject: Re: idea - running setfiles out of inetd!
Date: Thu, 19 Aug 2004 04:55:02 +0000 [thread overview]
Message-ID: <200408191455.02780.russell@coker.com.au> (raw)
In-Reply-To: <20040818160459.GH19646@lkcl.net>
On Thu, 19 Aug 2004 02:04, Luke Kenneth Casson Leighton <lkcl@lkcl.net> wrote:
> > What if udev spawns "setfiles -q -s" and then sends the file names down
> > the pipe to it only closing the pipe after a certain time period of no
> > new nodes?
>
> okay, cool...
>
> so.... hey yes, of course.
>
> yes, so that could be run from the main udev process, i get it.
>
> and you exec each udevstart to create the file name, and then
> send the same filename down to the "setfiles -q -s".
Yes.
> is using popen() okay to do that?
Should be.
> what implications [on policy writing and also security]
> will it have to be running setfiles from inside udev
> (bearing in mind that popen involves a pipe and a fork)
Nothing significant. I don't think we'll have a domain transition (don't want
it to relabel arbitrary files), just have it run in udev_t (which should
already have most if not all the access needed for this.
--
http://www.coker.com.au/selinux/ My NSA Security Enhanced Linux packages
http://www.coker.com.au/bonnie++/ Bonnie++ hard drive benchmark
http://www.coker.com.au/postal/ Postal SMTP/POP benchmark
http://www.coker.com.au/~russell/ My home page
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prev parent reply other threads:[~2004-08-19 4:55 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-17 19:47 idea - running setfiles out of inetd! Luke Kenneth Casson Leighton
2004-08-18 9:56 ` Russell Coker
2004-08-18 16:04 ` Luke Kenneth Casson Leighton
2004-08-19 4:55 ` Russell Coker [this message]
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