def set_vm_state_and_notify(context, instance_uuid, service, method, updates,
ex, request_spec):
"""Updates the instance, sets the fault and sends an error notification.
:param context: The request context.
:param instance_uuid: The UUID of the instance to update.
:param service: The name of the originating service, e.g. 'compute_task'.
This becomes part of the publisher_id for the notification payload.
:param method: The method that failed, e.g. 'migrate_server'.
:param updates: dict of updates for the instance object, typically a
vm_state and/or task_state value.
:param ex: An exception which occurred during the given method.
:param request_spec: Optional request spec.
"""
# e.g. "Failed to compute_task_migrate_server: No valid host was found"
LOG.warning("Failed to %(service)s_%(method)s: %(ex)s", {
'service': service,
'method': method,
'ex': ex
})
# Convert the request spec to a dict if needed.
if request_spec is not None:
if isinstance(request_spec, objects.RequestSpec):
request_spec = request_spec.to_legacy_request_spec_dict()
else:
request_spec = {}
vm_state = updates['vm_state']
properties = request_spec.get('instance_properties', {})
notifier = rpc.get_notifier(service)
state = vm_state.upper()
LOG.warning('Setting instance to %s state.',
state,
instance_uuid=instance_uuid)
instance = objects.Instance(context=context, uuid=instance_uuid, **updates)
instance.obj_reset_changes(['uuid'])
instance.save()
compute_utils.add_instance_fault_from_exc(context, instance, ex,
sys.exc_info())
payload = dict(request_spec=request_spec,
instance_properties=properties,
instance_id=instance_uuid,
state=vm_state,
method=method,
reason=ex)
event_type = '%s.%s' % (service, method)
notifier.error(context, event_type, payload)
compute_utils.notify_about_compute_task_error(context, method,
instance_uuid, request_spec,
vm_state, ex,
traceback.format_exc())
def set_vm_state_and_notify(context, instance_uuid, service, method, updates,
ex, request_spec):
"""Updates the instance, sets the fault and sends an error notification.
:param context: The request context.
:param instance_uuid: The UUID of the instance to update.
:param service: The name of the originating service, e.g. 'compute_task'.
This becomes part of the publisher_id for the notification payload.
:param method: The method that failed, e.g. 'migrate_server'.
:param updates: dict of updates for the instance object, typically a
vm_state and/or task_state value.
:param ex: An exception which occurred during the given method.
:param request_spec: Optional request spec.
"""
# e.g. "Failed to compute_task_migrate_server: No valid host was found"
LOG.warning("Failed to %(service)s_%(method)s: %(ex)s",
{'service': service, 'method': method, 'ex': ex})
# Convert the request spec to a dict if needed.
if request_spec is not None:
if isinstance(request_spec, objects.RequestSpec):
request_spec = request_spec.to_legacy_request_spec_dict()
else:
request_spec = {}
vm_state = updates['vm_state']
properties = request_spec.get('instance_properties', {})
notifier = rpc.get_notifier(service)
state = vm_state.upper()
LOG.warning('Setting instance to %s state.', state,
instance_uuid=instance_uuid)
instance = objects.Instance(context=context, uuid=instance_uuid,
**updates)
instance.obj_reset_changes(['uuid'])
instance.save()
compute_utils.add_instance_fault_from_exc(
context, instance, ex, sys.exc_info())
payload = dict(request_spec=request_spec,
instance_properties=properties,
instance_id=instance_uuid,
state=vm_state,
method=method,
reason=ex)
event_type = '%s.%s' % (service, method)
notifier.error(context, event_type, payload)
compute_utils.notify_about_compute_task_error(
context, method, instance_uuid, request_spec, vm_state, ex,
traceback.format_exc())
