[one-users] Error while hot adding virtio nic model to VM

[kiran ranjane]

Yes, it made libvirt unusable and had to install apparmor it again.

Tried again on a linux VM got the same error :

Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: Successfully execute network driver
operation: pre.
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: Command execution fail:
/var/tmp/one/vmm/kvm/attach_nic 'one-30' '02:00:c0:a8:7a:13' 'virbr0'
'virtio' 'dummy' 30 kvm-node
Wed Aug 27 18:20:33 2014 [Z0][VMM][E]: attach_nic: Command "virsh --connect
qemu:///system attach-device one-30 <(
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: cat <<EOT
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: <interface type='bridge'>
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: <source bridge='virbr0'/>
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: <mac address='02:00:c0:a8:7a:13'/>
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: <model type='virtio'/>
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]:
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: </interface>
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: EOT
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: )" failed: error: Failed to attach
device from /dev/fd/63
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: error: internal error: unable to
execute QEMU command 'getfd': No file descriptor supplied via SCM_RIGHTS
Wed Aug 27 18:20:33 2014 [Z0][VMM][E]: Could not attach () to one-30
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: ExitCode: 1
Wed Aug 27 18:20:33 2014 [Z0][VMM][I]: Failed to execute virtualization
driver operation: attach_nic.
Wed Aug 27 18:20:33 2014 [Z0][VMM][E]: Error attaching new VM NIC: Could
not attach () to one-30


On Wed, Aug 27, 2014 at 6:12 PM, Javier Fontan <jfontan at opennebula.org>
wrote:

> You can try but I think disabling apparmor will make libvirt unusable.
> I'm not sure about it.
>
> On Wed, Aug 27, 2014 at 2:20 PM, kiran ranjane <kiran.ranjane at gmail.com>
> wrote:
> > Hi Javier,
> >
> > I am using Ubuntu 14.04 as host OS, Do you want me to disable apparmor?
> >
> > Regards
> > Kiran Ranjane
> >
> >
> > On Wed, Aug 27, 2014 at 5:44 PM, Javier Fontan <jfontan at opennebula.org>
> > wrote:
> >>
> >> There seems to be a problem related with libvirt and selinux. Can you
> >> try disabling SElinux and doing the attach again? Virtio nic attach is
> >> supported.
> >>
> >> On Fri, Aug 22, 2014 at 2:01 PM, kiran ranjane <kiran.ranjane at gmail.com
> >
> >> wrote:
> >> > Hello Everyone,
> >> >
> >> > I am getting error while hot plugging virtio nic model to VM
> >> > One 4.8
> >> > Host - Ubuntu 14.04
> >> > VM -  Windows 2008 R2 (Virtio Drivers already install in the VM)
> >> >
> >> >
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: Command execution fail:
> >> > /var/tmp/one/vmm/kvm/attach_nic 'one-15' '02:00:c0:a8:7a:08' 'virbr0'
> >> > 'virtio' 'dummy' 15 kvm-node
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][E]: attach_nic: Command "virsh
> >> > --connect
> >> > qemu:///system attach-device one-15 <(
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: cat <<EOT
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: <interface type='bridge'>
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: <source bridge='virbr0'/>
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: <mac
> >> > address='02:00:c0:a8:7a:08'/>
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: <model type='virtio'/>
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]:
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: </interface>
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: EOT
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: )" failed: error: Failed to
> >> > attach
> >> > device from /dev/fd/63
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: error: internal error: unable
> to
> >> > execute QEMU command 'getfd': No file descriptor supplied via
> SCM_RIGHTS
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][E]: Could not attach () to one-15
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: ExitCode: 1
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][I]: Failed to execute
> virtualization
> >> > driver operation: attach_nic.
> >> > Fri Aug 22 17:22:41 2014 [Z0][VMM][E]: Error attaching new VM NIC:
> Could
> >> > not
> >> > attach () to one-15
> >> >
> >> > Regards
> >> > Kiran Ranjane
> >> >
> >> > _______________________________________________
> >> > Users mailing list
> >> > Users at lists.opennebula.org
> >> > http://lists.opennebula.org/listinfo.cgi/users-opennebula.org
> >> >
> >>
> >>
> >>
> >> --
> >> Javier Fontán Muiños
> >> Developer
> >> OpenNebula - Flexible Enterprise Cloud Made Simple
> >> www.OpenNebula.org | @OpenNebula | github.com/jfontan
> >
> >
>
>
>
> --
> Javier Fontán Muiños
> Developer
> OpenNebula - Flexible Enterprise Cloud Made Simple
> www.OpenNebula.org | @OpenNebula | github.com/jfontan
>
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