openstack
/
nova
Code Issues Proposed changes

Merge "Set task_state=None when booting instance failed"

This commit is contained in:
Jenkins 2015-08-29 23:55:56 +00:00 committed by Gerrit Code Review
parent 5099bd5d1a 67f29b196c
commit c23870b362
3 changed files with 42 additions and 18 deletions
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14
nova/compute/manager.py
View File

@ -749,9 +749,12 @@ class ComputeManager(manager.Manager):
instance.host = None
instance.node = None
def _set_instance_obj_error_state(self, context, instance):
def _set_instance_obj_error_state(self, context, instance,
clean_task_state=False):
try:
instance.vm_state = vm_states.ERROR
if clean_task_state:
instance.task_state = None
instance.save()
except exception.InstanceNotFound:
LOG.debug('Instance has been destroyed from under us while '
@ -1911,7 +1914,8 @@ class ComputeManager(manager.Manager):
compute_utils.add_instance_fault_from_exc(context,
instance, e, sys.exc_info())
self._nil_out_instance_obj_host_and_node(instance)
self._set_instance_obj_error_state(context, instance)
self._set_instance_obj_error_state(context, instance,
clean_task_state=True)
return build_results.FAILED
LOG.debug(e.format_message(), instance=instance)
retry['exc'] = traceback.format_exception(*sys.exc_info())
@ -1953,7 +1957,8 @@ class ComputeManager(manager.Manager):
compute_utils.add_instance_fault_from_exc(context, instance,
e, sys.exc_info())
self._nil_out_instance_obj_host_and_node(instance)
self._set_instance_obj_error_state(context, instance)
self._set_instance_obj_error_state(context, instance,
clean_task_state=True)
return build_results.FAILED
except Exception as e:
# Should not reach here.
@ -1966,7 +1971,8 @@ class ComputeManager(manager.Manager):
compute_utils.add_instance_fault_from_exc(context, instance,
e, sys.exc_info())
self._nil_out_instance_obj_host_and_node(instance)
self._set_instance_obj_error_state(context, instance)
self._set_instance_obj_error_state(context, instance,
clean_task_state=True)
return build_results.FAILED
def _build_and_run_instance(self, context, instance, image, injected_files,

20
nova/tests/unit/compute/test_compute.py
View File

@ -1685,7 +1685,7 @@ class ComputeTestCase(BaseTestCase):
"""block device mapping failure test.
Make sure that when there is a block device mapping problem,
the instance goes to ERROR state, keeping the task state
the instance goes to ERROR state, cleaning the task state
"""
def fake(*args, **kwargs):
raise exception.InvalidBDM()
@ -1700,10 +1700,10 @@ class ComputeTestCase(BaseTestCase):
node=None)
# check state is failed even after the periodic poll
self._assert_state({'vm_state': vm_states.ERROR,
'task_state': task_states.BLOCK_DEVICE_MAPPING})
'task_state': None})
self.compute.periodic_tasks(context.get_admin_context())
self._assert_state({'vm_state': vm_states.ERROR,
'task_state': task_states.BLOCK_DEVICE_MAPPING})
'task_state': None})
@mock.patch('nova.compute.manager.ComputeManager._prep_block_device',
side_effect=exception.OverQuota(overs='volumes'))
@ -1711,8 +1711,8 @@ class ComputeTestCase(BaseTestCase):
"""block device mapping over quota failure test.
Make sure when we're over volume quota according to Cinder client, the
appropriate exception is raised and the instances to ERROR state, keep
the task state.
appropriate exception is raised and the instances to ERROR state,
cleaning the task state.
"""
instance = self._create_fake_instance_obj()
self.compute.build_and_run_instance(
@ -1722,17 +1722,17 @@ class ComputeTestCase(BaseTestCase):
node=None, block_device_mapping=[], image={})
# check state is failed even after the periodic poll
self._assert_state({'vm_state': vm_states.ERROR,
'task_state': task_states.BLOCK_DEVICE_MAPPING})
'task_state': None})
self.compute.periodic_tasks(context.get_admin_context())
self._assert_state({'vm_state': vm_states.ERROR,
'task_state': task_states.BLOCK_DEVICE_MAPPING})
'task_state': None})
self.assertTrue(mock_prep_block_dev.called)
def test_run_instance_spawn_fail(self):
"""spawn failure test.
Make sure that when there is a spawning problem,
the instance goes to ERROR state, keeping the task state.
the instance goes to ERROR state, cleaning the task state.
"""
def fake(*args, **kwargs):
raise test.TestingException()
@ -1745,10 +1745,10 @@ class ComputeTestCase(BaseTestCase):
block_device_mapping=[], image={}, node=None)
# check state is failed even after the periodic poll
self._assert_state({'vm_state': vm_states.ERROR,
'task_state': task_states.SPAWNING})
'task_state': None})
self.compute.periodic_tasks(context.get_admin_context())
self._assert_state({'vm_state': vm_states.ERROR,
'task_state': task_states.SPAWNING})
'task_state': None})
def test_run_instance_dealloc_network_instance_not_found(self):
"""spawn network deallocate test.

26
nova/tests/unit/compute/test_compute_mgr.py
View File

@ -2663,6 +2663,23 @@ class ComputeManagerUnitTestCase(test.NoDBTestCase):
self.assertIsInstance(mock_r.call_args_list[0][0][0],
objects.Instance)
def test_set_instance_obj_error_state_with_clean_task_state(self):
instance = fake_instance.fake_instance_obj(self.context,
vm_state=vm_states.BUILDING, task_state=task_states.SPAWNING)
with mock.patch.object(instance, 'save'):
self.compute._set_instance_obj_error_state(self.context, instance,
clean_task_state=True)
self.assertEqual(vm_states.ERROR, instance.vm_state)
self.assertIsNone(instance.task_state)
def test_set_instance_obj_error_state_by_default(self):
instance = fake_instance.fake_instance_obj(self.context,
vm_state=vm_states.BUILDING, task_state=task_states.SPAWNING)
with mock.patch.object(instance, 'save'):
self.compute._set_instance_obj_error_state(self.context, instance)
self.assertEqual(vm_states.ERROR, instance.vm_state)
self.assertEqual(task_states.SPAWNING, instance.task_state)
class ComputeManagerBuildInstanceTestCase(test.NoDBTestCase):
def setUp(self):
@ -2835,7 +2852,8 @@ class ComputeManagerBuildInstanceTestCase(test.NoDBTestCase):
compute_utils.add_instance_fault_from_exc(self.context,
self.instance, mox.IgnoreArg(), mox.IgnoreArg())
self.compute._nil_out_instance_obj_host_and_node(self.instance)
self.compute._set_instance_obj_error_state(self.context, self.instance)
self.compute._set_instance_obj_error_state(self.context, self.instance,
clean_task_state=True)
self._instance_action_events()
self.mox.ReplayAll()
@ -2996,8 +3014,8 @@ class ComputeManagerBuildInstanceTestCase(test.NoDBTestCase):
compute_utils.add_instance_fault_from_exc(self.context, self.instance,
mox.IgnoreArg(), mox.IgnoreArg())
self.compute._nil_out_instance_obj_host_and_node(self.instance)
self.compute._set_instance_obj_error_state(self.context,
self.instance)
self.compute._set_instance_obj_error_state(self.context, self.instance,
clean_task_state=True)
self._instance_action_events()
self.mox.ReplayAll()
@ -3135,7 +3153,7 @@ class ComputeManagerBuildInstanceTestCase(test.NoDBTestCase):
compute_utils.add_instance_fault_from_exc(self.context,
self.instance, mox.IgnoreArg(), mox.IgnoreArg())
self.compute._set_instance_obj_error_state(self.context,
self.instance)
self.instance, clean_task_state=True)
self._instance_action_events()
self.mox.ReplayAll()