linux-kernel - Re: [RFC PATCH 0/9][V3] Overlayfs SELinux Support

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Message-ID: <6a67eee9-9722-d12d-03a1-af1214bbd2e0@redhat.com>
Date:	Thu, 11 Aug 2016 10:06:46 -0400
From:	Daniel J Walsh <dwalsh@...hat.com>
To:	Paul Moore <paul@...l-moore.com>,
	Miklos Szeredi <miklos@...redi.hu>,
	Vivek Goyal <vgoyal@...hat.com>,
	Stephen Smalley <sds@...ho.nsa.gov>
Cc:	Paul Moore <pmoore@...hat.com>, James Morris <jmorris@...ei.org>,
	Casey Schaufler <casey@...aufler-ca.com>,
	linux-kernel@...r.kernel.org,
	"linux-unionfs@...r.kernel.org" <linux-unionfs@...r.kernel.org>,
	LSM <linux-security-module@...r.kernel.org>,
	David Howells <dhowells@...hat.com>,
	Al Viro <viro@...iv.linux.org.uk>,
	linux-fsdevel@...r.kernel.org
Subject: Re: [RFC PATCH 0/9][V3] Overlayfs SELinux Support



On 08/11/2016 08:36 AM, Paul Moore wrote:
> On Wed, Aug 10, 2016 at 8:52 AM, Daniel J Walsh <dwalsh@...hat.com> wrote:
>> On 08/10/2016 08:32 AM, Paul Moore wrote:
>>> On Wed, Aug 10, 2016 at 5:11 AM, Miklos Szeredi <miklos@...redi.hu> wrote:
>>>> On Tue, Aug 9, 2016 at 3:19 AM, Paul Moore <paul@...l-moore.com> wrote:
>>>>> Okay, I just merged these patches into selinux#next.  With the
>>>>> exception of some changes to restore the mode argument to
>>>>> ovl_create_or_link() and to fix some whitespace damage the patches
>>>>> were merged cleanly.
>>>> Don't need to add the back the mode argument, just use stat->mode.
>>> Thanks for the pointer (I'm on vacation at the moment and trying to do
>>> this quickly).  Since it was a merge issue, and the branch hasn't been
>>> pulled by Linus, I didn't bother with a new patch, I simply updated
>>> the existing patch from Vivek and re-pushed to selinux#next.  If you
>>> see anything else, please let me know.
>>>
>>> For Fedora folks, I'm currently rebuilding the COPR
>>> pcmoore/kernel-secnext kernel packages with this update; assuming
>>> there are no problems with the COPR infrastructure the kernel should
>>> be ready in a couple of hours.
>>>
>>> * https://copr.fedorainfracloud.org/coprs/pcmoore/kernel-secnext
>>>
>> Cool once there is a kernel with ovlerlay fs/selinux support I will run
>> it on my laptop and attempt
>> the selinux test suite, if everything goes well I will start running
>> docker on overlay with selinux enforcing mode.
> Okay, the build finished and passes the base SELinux/audit regressions
> tests (I didn't test the SELinux/overlayfs integration yet);
> kernel-4.8.0-0.rc1.git1.1.1.secnext.fc26 or greater will have the
> SELinux/overlayfs patches included.  The link above has instructions
> on enabling the COPR repo on your system.
>
Looks great.  Passes the test suite, and I have a patched version of docker
now running with overlay backend.