def test_translate_event(self):
# (expected event, pvm state, power_state)
tests = [(event.EVENT_LIFECYCLE_STARTED,
"running", power_state.SHUTDOWN),
(None, "running", power_state.RUNNING)]
for t in tests:
self.assertEqual(t[0], vm.translate_event(t[1], t[2]))
def _emit_event(self, pvm_state, inst, is_immed):
if is_immed:
# Cancel out any delayed events
cancel_thread = self._delayed_event_threads.get(inst.uuid)
if cancel_thread:
cancel_thread.cancel()
del self._delayed_event_threads[inst.uuid]
else:
# Make sure you're still in the thread. If not (thread was started
# but the is_immed _emit_event had run the del), then just bail
inst_queue = self._delayed_event_threads.get(inst.uuid)
if not inst_queue:
return
# See if it's really a change of state from what OpenStack knows
transition = vm.translate_event(pvm_state, inst.power_state)
if transition is None:
return
# Log as if normal event
lce = event.LifecycleEvent(inst.uuid, transition)
LOG.info(_LI('Sending life cycle event for instance state '
'change to: %s'),
pvm_state,
instance=inst)
self._driver.emit_event(lce)
if not is_immed:
# Delete out the queue
del self._delayed_event_threads[inst.uuid]
def test_translate_event(self):
# (expected event, pvm state, power_state)
tests = [
(event.EVENT_LIFECYCLE_STARTED, "running", power_state.SHUTDOWN),
(None, "running", power_state.RUNNING)
]
for t in tests:
self.assertEqual(t[0], vm.translate_event(t[1], t[2]))
def _emit_event(self, pvm_uuid, inst):
# Get the current state
try:
pvm_state = vm.get_vm_qp(self._driver.adapter, pvm_uuid,
'PartitionState')
except exception.InstanceNotFound:
LOG.debug("LPAR %s was deleted while event was delayed.",
pvm_uuid,
instance=inst)
return
LOG.debug('New state %s for partition %s',
pvm_state,
pvm_uuid,
instance=inst)
inst = _get_instance(inst, pvm_uuid)
if inst is None:
LOG.debug("Not emitting LifecycleEvent: no instance for LPAR %s",
pvm_uuid)
return
# If we're in the middle of a nova-driven operation, no event necessary
if inst.task_state in _NO_EVENT_TASK_STATES:
LOG.debug("Not emitting LifecycleEvent: instance task_state is %s",
inst.task_state,
instance=inst)
return
# See if it's really a change of state from what OpenStack knows
transition = vm.translate_event(pvm_state, inst.power_state)
if transition is None:
LOG.debug(
"No LifecycleEvent necessary for pvm_state(%s) and "
"power_state(%s).",
pvm_state,
power_state.STATE_MAP[inst.power_state],
instance=inst)
return
# Log as if normal event
lce = event.LifecycleEvent(inst.uuid, transition)
LOG.info('Sending LifecycleEvent for instance state change to: %s',
pvm_state,
instance=inst)
self._driver.emit_event(lce)
# Delete out the queue
del self._delayed_event_threads[pvm_uuid]
