yahoo-eng-team team mailing list archive

[Thierry Carrez <thierry.carrez+lp@xxxxxxxxx>]

** Changed in: nova
       Status: Fix Committed => Fix Released

** Changed in: nova
    Milestone: None => juno-1

-- 
You received this bug notification because you are a member of Yahoo!
Engineering Team, which is subscribed to OpenStack Compute (nova).
https://bugs.launchpad.net/bugs/1317208

Title:
  Xen live-migrate with volume attached ends with FIELD_TYPE_ERROR
  failure

Status in OpenStack Compute (Nova):
  Fix Released

Bug description:
  The relevant portion of an example stack trace is below:

  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher   File "/opt/rackstack/615.44/nova/lib/python2.6/site-packa
  ges/nova/virt/xenapi/vmops.py", line 2316, in attach_block_device_volumes
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher     volume_utils.forget_sr(self._session, sr_uuid_map[sr_re
  f])
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher   File "/opt/rackstack/615.44/nova/lib/python2.6/site-packages/nova/openstack/common/excutils.py", line 68, in __exit__
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher     six.reraise(self.type_, self.value, self.tb)
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher   File "/opt/rackstack/615.44/nova/lib/python2.6/site-packages/nova/virt/xenapi/vmops.py", line 2307, in attach_block_device_volumes
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher     hotplug=False)
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher   File "/opt/rackstack/615.44/nova/lib/python2.6/site-packages/nova/virt/xenapi/volumeops.py", line 53, in attach_volume
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher     vm_ref = vm_utils.vm_ref_or_raise(self._session, instance_name)
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher   File "/opt/rackstack/615.44/nova/lib/python2.6/site-packages/nova/virt/xenapi/vm_utils.py", line 2661, in vm_ref_or_raise
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher     vm_ref = lookup(session, instance_name)
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher   File "/opt/rackstack/615.44/nova/lib/python2.6/site-packages/nova/virt/xenapi/vm_utils.py", line 1743, in lookup
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher     vm_refs = session.call_xenapi("VM.get_by_name_label", name_label)
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher   File "/opt/rackstack/615.44/nova/lib/python2.6/site-packages/nova/virt/xenapi/client/session.py", line 179, in call_xenapi
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher     return session.xenapi_request(method, args)
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher   File "/opt/rackstack/615.44/nova/lib/python2.6/site-packages/XenAPI.py", line 133, in xenapi_request
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher     result = _parse_result(getattr(self, methodname)(*full_params))
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher   File "/opt/rackstack/615.44/nova/lib/python2.6/site-packages/XenAPI.py", line 203, in _parse_result
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher     raise Failure(result['ErrorDescription'])
  2014-05-01 10:25:37.027 13905 TRACE oslo.messaging.rpc.dispatcher Failure: ['FIELD_TYPE_ERROR', 'label']

  
  attach_block_device_volumes() in nova/virt/xenapi/vmops.py calls attach_volume() in nova/virt/xenapi/volumops.py and passes None for instance_name,  and this causes a failure when looking up the vm_ref.

To manage notifications about this bug go to:
https://bugs.launchpad.net/nova/+bug/1317208/+subscriptions