[Fedora-xen] allow non-root user to stop/start xen host

Daniel P. Berrange berrange at redhat.com
Fri Dec 8 19:52:51 UTC 2006


On Fri, Dec 08, 2006 at 02:29:38PM -0500, Gary Siao wrote:
> hi gurus
> 
> i am a newbie to XEN and would like to know if there's a way to allow
> non-root user to use the XM command to stop and start XEN VM hosts.

No standard tools allow this[1]. Letting non-root users stop/start guests is 
a potential security hole, because the back-end drivers for the guest access 
many privileged files / system resources in Dom0.

Regards,
Dan.

[1] Well technically you can enable HTTP access in XenD, but this is akin
    to running a telnet / ssh server with no root password - incredibly
    foolish if you care about integrity of your machine.
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