[libvirt] How can I attach a network interface to KVM machine
aspsk2 at gmail.com
Wed Apr 15 10:35:41 UTC 2009
2009/4/7 Daniel P. Berrange <berrange at redhat.com>
> On Tue, Apr 07, 2009 at 05:30:02PM +0400, Anton Protopopov wrote:
> > Hi.
> > When I am trying to attach an interface
> > <interface type='bridge'>
> > <mac address='52:54:00:db:1a:bb'/>
> > <source bridge='mkvebr0'/>
> > </interface>
> > libvirt reports me, that
> > libvirt.libvirtError: this function is not supported by the
> > this device type cannot be attached
> > Is there a legal way to attach a network interface to QEMU/KVM machine?
> Not at this time. The QEMU monitor interface doesn't provide sufficient
> functionality to be able todo this, because there's no way to pass have
> libvirt create & setup the TAP device, and then pass it to QEMU. The
> QEMU monitor needs to gain the ability to do SCM_RIGHTS to accept an
> open file handle before we can hotplug NICs in any useful manner.
And what about attaching a device to stopped machine?
Stop, attach, and start. Just as temporary decision.
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