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Re: [libvirt] Interface script for qemu/kvm determinately fails?



On Tue, Nov 10, 2009 at 07:03:53PM +0900, Ryota Ozaki wrote:
> Hi,
> 
> I have a question about interface script (e.g., qemu-ifup) for qemu/kvm.
> qemu/kvm is dropped its all capabilities by libcap-ng before executed.
> So the script that is executed by qemu/kvm will fail if it executes
> privileged operations which are usual jobs of it.
> 
> It means we cannot use <script> anymore? or I'm missing something?

That is correct.

> I think executing the script in libvirtd after creating a tap and before
> dropping capabilities would be a solution for that issue. Am I wrong?

If we want to keep the 'script' capability, then that is pretty much the
only option I see. Personally though I'd rather people never used the
script capability because its an opaque blackbox doing who knows what

Regards,
Daniel
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