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Date: Thu, 25 Jul 2013 09:46:03 -0600
From: Eric Blake <eblake@redhat.com>
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Subject: Re: [Qemu-devel] [Bug 1192780] [NEW] qemu-kvm with snapshot option
 always fails with	Permission denied Could not open disk image
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To: Bug 1192780 <1192780@bugs.launchpad.net>
Cc: qemu-devel@nongnu.org

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On 06/19/2013 08:42 PM, Sam Stoelinga wrote:
> Public bug reported:
>=20
> I'm trying to use the option: -snapshot       write to temporary files
> instead of disk image files
>=20

>=20
> libvirt.xml that I'm using:
> <domain type=3D"qemu" xmlns:qemu=3D'http://libvirt.org/schemas/domain/q=
emu/1.0'>

> <qemu:commandline>
>    <qemu:arg value=3D'-snapshot'/>
> </qemu:commandline>
> </domain>

This is unsupported usage of libvirt, and not a qemu bug.  You'd need to
take this up with the libvirt list to get libvirt to properly support
temporary disk images without needing <qemu:commandline>, and so that
libvirt is properly setting SELinux permissions on the temporary file.

--=20
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org


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