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Re: [Qemu-devel] [PATCH] Add support for fd: protocol
From: |
Blue Swirl |
Subject: |
Re: [Qemu-devel] [PATCH] Add support for fd: protocol |
Date: |
Fri, 20 May 2011 22:25:55 +0300 |
On Fri, May 20, 2011 at 9:48 PM, Corey Bryant <address@hidden> wrote:
> sVirt provides SELinux MAC isolation for Qemu guest processes and their
> corresponding resources (image files). sVirt provides this support
> by labeling guests and resources with security labels that are stored
> in file system extended attributes. Some file systems, such as NFS, do
> not support the extended attribute security namespace, which is needed
> for image file isolation when using the sVirt SELinux security driver
> in libvirt.
>
> The proposed solution entails a combination of Qemu, libvirt, and
> SELinux patches that work together to isolate multiple guests' images
> when they're stored in the same NFS mount. This results in an
> environment where sVirt isolation and NFS image file isolation can both
> be provided.
Very nice. QEMU should use this to support privilege separation. We
already have chroot and runas switches, a new switch should convert
all file references to fd references internally for that process. If
this can be made transparent, this should even be the default way of
operation.
- [Qemu-devel] [PATCH] Add support for fd: protocol, Corey Bryant, 2011/05/20
- Re: [Qemu-devel] [PATCH] Add support for fd: protocol, Anthony Liguori, 2011/05/20
- Re: [Qemu-devel] [PATCH] Add support for fd: protocol,
Blue Swirl <=
- Re: [Qemu-devel] [PATCH] Add support for fd: protocol, Anthony Liguori, 2011/05/20
- Re: [Qemu-devel] [PATCH] Add support for fd: protocol, Blue Swirl, 2011/05/20
- Re: [Qemu-devel] [PATCH] Add support for fd: protocol, Kevin Wolf, 2011/05/23
- Re: [Qemu-devel] [PATCH] Add support for fd: protocol, Markus Armbruster, 2011/05/23
- Re: [Qemu-devel] [PATCH] Add support for fd: protocol, Kevin Wolf, 2011/05/23
- Re: [Qemu-devel] [PATCH] Add support for fd: protocol, Blue Swirl, 2011/05/23
- Re: [Qemu-devel] [PATCH] Add support for fd: protocol, Anthony Liguori, 2011/05/23
- Re: [Qemu-devel] [PATCH] Add support for fd: protocol, Corey Bryant, 2011/05/23
Re: [Qemu-devel] [PATCH] Add support for fd: protocol, Daniel P. Berrange, 2011/05/23