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[Launchpad Bug Tracker <1497485@xxxxxxxxxxxxxxxxxx>]

[Expired for OpenStack Compute (nova) because there has been no activity
for 60 days.]

** Changed in: nova
       Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/1497485

Title:
  Nova VM goes into an error State because VM xml is forced to have
  ""<script path=''/>"" which is not supported with KVM libvirt 1.2.2

Status in OpenStack Compute (nova):
  Expired

Bug description:
  Testing on openstack master:
  Libvirt version 1.2.2
  Hypervisor: KVM

  On Booting a VM the VM goes into error with the following error log:

  2015-09-18 01:30:29.723 ERROR nova.compute.manager [req-c5b00bd7-943b-44cd-847b-064286501d6a admin admin] [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] Instance failed to spaw
  n
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] Traceback (most recent call last):
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/opt/stack/nova/nova/compute/manager.py", line 2152, in _build_resourc
  es
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] yield resources
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/opt/stack/nova/nova/compute/manager.py", line 2006, in _build_and_run
  _instance
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] block_device_info=block_device_info)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 2451, in spawn
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] block_device_info=block_device_info)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 4522, in _create_do
  main_and_network
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] xml, pause=pause, power_on=power_on)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 4452, in _create_do
  main
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] guest.launch(pause=pause)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/opt/stack/nova/nova/virt/libvirt/guest.py", line 141, in launch
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] self._encoded_xml, errors='ignore')
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 1
  95, in __exit__
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] six.reraise(self.type_, self.value, self.tb)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/opt/stack/nova/nova/virt/libvirt/guest.py", line 136, in launch
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] return self._domain.createWithFlags(flags)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 183, i
  n doit
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] result = proxy_call(self._autowrap, f, *args, **kwargs)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 141, i
  n proxy_call
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] rv = execute(f, *args, **kwargs)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 122, i
  n execute
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] six.reraise(c, e, tb)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/usr/local/lib/python2.7/dist-packages/eventlet/tpool.py", line 80, in
   tworker
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] rv = meth(*args, **kwargs)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] File "/usr/local/lib/python2.7/dist-packages/libvirt.py", line 900, in creat
  eWithFlags
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] if ret == -1: raise libvirtError ('virDomainCreateWithFlags() failed', dom=self)
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5] libvirtError: unsupported configuration: scripts are not supported on interfaces of type bridge
  2015-09-18 01:30:29.723 TRACE nova.compute.manager [instance: 6d9297cc-d97f-40f9-a504-a17b79d279a5]

  This is because the vm xml is forced to have the line "<script
  path=''/>" under the <interfaces> tags which is not supported in KVM
  with libvirt version 1.2.2

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