def _init_executer(self):
event_queue = queue.Queue()
def actions_callback(event_type, data):
event_queue.put(data)
return event_queue, ActionExecutor(actions_callback)
def test_execute_add_vertex(self):
# Test Setup
processor = self._create_processor_with_graph(self.conf)
vertex_attrs = {VProps.TYPE: NOVA_HOST_DATASOURCE}
host_vertices = processor.entity_graph.get_vertices(
vertex_attr_filter=vertex_attrs)
host = host_vertices[0]
targets = {TFields.TARGET: host}
props = {
TFields.ALARM_NAME: 'VM_CPU_SUBOPTIMAL_PERFORMANCE',
TFields.SEVERITY: 'CRITICAL',
VProps.STATE: AlarmProps.ACTIVE_STATE
}
# Raise alarm action adds new vertex with type vitrage to the graph
action_spec = ActionSpecs(ActionType.RAISE_ALARM, targets, props)
alarm_vertex_attrs = {VProps.TYPE: VITRAGE_TYPE}
before_alarms = processor.entity_graph.get_vertices(
vertex_attr_filter=alarm_vertex_attrs)
event_queue = queue.Queue()
action_executor = ActionExecutor(event_queue)
expected_alarm_id = 'ALARM:vitrage:%s:%s' % (props[TFields.ALARM_NAME],
host.vertex_id)
# Test Action
action_executor.execute(action_spec, ActionMode.DO)
processor.process_event(event_queue.get())
after_alarms = processor.entity_graph.get_vertices(
vertex_attr_filter=alarm_vertex_attrs)
# Assertions
self.assertEqual(len(before_alarms) + 1, len(after_alarms))
self.assert_is_not_empty(after_alarms)
alarms = [
alarm for alarm in after_alarms
if alarm.vertex_id == expected_alarm_id
]
# Expected exactly one alarm with expected id
self.assertEqual(1, len(alarms))
alarm = alarms[0]
self.assertEqual(alarm.properties[VProps.CATEGORY],
EntityCategory.ALARM)
self.assertEqual(alarm.properties[VProps.TYPE], VITRAGE_TYPE)
self.assertEqual(alarm.properties[VProps.SEVERITY],
props[TFields.SEVERITY])
self.assertEqual(alarm.properties[VProps.OPERATIONAL_SEVERITY],
props[TFields.SEVERITY])
self.assertEqual(alarm.properties[VProps.STATE],
AlarmProps.ACTIVE_STATE)
def test_execute_add_vertex(self):
# Test Setup
processor = self._create_processor_with_graph(self.conf)
vertex_attrs = {VProps.VITRAGE_TYPE: NOVA_HOST_DATASOURCE}
host_vertices = processor.entity_graph.get_vertices(
vertex_attr_filter=vertex_attrs)
host = host_vertices[0]
targets = {TFields.TARGET: host}
props = {
TFields.ALARM_NAME: 'VM_CPU_SUBOPTIMAL_PERFORMANCE',
TFields.SEVERITY: OperationalAlarmSeverity.CRITICAL,
VProps.STATE: AlarmProps.ACTIVE_STATE,
VProps.RESOURCE_ID: host[VProps.ID],
VProps.VITRAGE_ID: 'DUMMY_ID'
}
# Raise alarm action adds new vertex with type vitrage to the graph
action_spec = ActionSpecs(ActionType.RAISE_ALARM, targets, props)
alarm_vertex_attrs = {VProps.VITRAGE_TYPE: VITRAGE_DATASOURCE}
before_alarms = processor.entity_graph.get_vertices(
vertex_attr_filter=alarm_vertex_attrs)
event_queue = queue.Queue()
action_executor = ActionExecutor(self.conf, event_queue)
# Test Action
action_executor.execute(action_spec, ActionMode.DO)
processor.process_event(event_queue.get())
after_alarms = processor.entity_graph.get_vertices(
vertex_attr_filter=alarm_vertex_attrs)
# Assertions
self.assertEqual(len(before_alarms) + 1, len(after_alarms))
self.assert_is_not_empty(after_alarms)
alarm = after_alarms[0]
self.assertEqual(alarm.properties[VProps.VITRAGE_CATEGORY],
EntityCategory.ALARM)
self.assertEqual(alarm.properties[VProps.VITRAGE_TYPE],
VITRAGE_DATASOURCE)
self.assertEqual(alarm.properties[VProps.SEVERITY],
props[TFields.SEVERITY])
self.assertEqual(alarm.properties[VProps.VITRAGE_OPERATIONAL_SEVERITY],
props[TFields.SEVERITY])
self.assertEqual(alarm.properties[VProps.STATE],
AlarmProps.ACTIVE_STATE)
self.assertEqual(
alarm.properties[VProps.VITRAGE_RESOURCE_ID],
action_spec.targets[TTFields.TARGET][VProps.VITRAGE_ID]),
self.assertEqual(alarm.properties[VProps.VITRAGE_RESOURCE_TYPE],
NOVA_HOST_DATASOURCE)
def __init__(self,
e_graph,
scenario_repo,
actions_callback,
enabled=False):
self._entity_graph = e_graph
self._db = storage.get_connection_from_config()
self._scenario_repo = scenario_repo
self._action_executor = ActionExecutor(actions_callback)
self._entity_graph.subscribe(self.process_event)
self.enabled = enabled
self.connected_component_cache = defaultdict(dict)
def __init__(self,
conf,
entity_graph,
scenario_repo,
event_queue,
enabled=False):
self.conf = conf
self._entity_graph = entity_graph
self._graph_algs = create_algorithm(entity_graph)
self._scenario_repo = scenario_repo
self._action_executor = ActionExecutor(event_queue)
self._entity_graph.subscribe(self.process_event)
self.enabled = enabled
def test_execute_set_state(self):
# Test Setup
processor = self._create_processor_with_graph(self.conf)
vertex_attrs = {VProps.VITRAGE_TYPE: NOVA_HOST_DATASOURCE}
host_vertices = processor.entity_graph.get_vertices(
vertex_attr_filter=vertex_attrs)
host_vertex_before = host_vertices[0]
targets = {TFields.TARGET: host_vertex_before}
props = {TFields.STATE: OperationalResourceState.SUBOPTIMAL}
action_spec = ActionSpecs(ActionType.SET_STATE, targets, props)
event_queue = queue.Queue()
action_executor = ActionExecutor(self.conf, event_queue)
# Test Action - do
action_executor.execute(action_spec, ActionMode.DO)
processor.process_event(event_queue.get())
host_vertex_after = processor.entity_graph.get_vertex(
host_vertex_before.vertex_id)
# Test Assertions
agg_state_before = \
host_vertex_before.get(VProps.VITRAGE_AGGREGATED_STATE)
self.assertNotEqual(agg_state_before,
OperationalResourceState.SUBOPTIMAL)
self.assertNotIn(VProps.VITRAGE_STATE, host_vertex_before.properties)
agg_state_after = \
host_vertex_after.get(VProps.VITRAGE_AGGREGATED_STATE)
self.assertEqual(agg_state_after, OperationalResourceState.SUBOPTIMAL)
v_state_after = host_vertex_after.get(VProps.VITRAGE_STATE)
self.assertEqual(v_state_after, OperationalResourceState.SUBOPTIMAL)
# Test Action - undo
action_executor.execute(action_spec, ActionMode.UNDO)
processor.process_event(event_queue.get())
host_vertex_after_undo = processor.entity_graph.get_vertex(
host_vertex_before.vertex_id)
# Test Assertions
agg_state_after_undo = \
host_vertex_before.get(VProps.VITRAGE_AGGREGATED_STATE)
self.assertEqual(agg_state_after_undo, agg_state_before)
self.assertNotIn(VProps.VITRAGE_STATE,
host_vertex_after_undo.properties)
def __init__(self,
conf,
entity_graph,
scenario_repo,
event_queue,
enabled=False):
self.conf = conf
self._scenario_repo = scenario_repo
self._entity_graph = entity_graph
self._action_executor = ActionExecutor(event_queue)
self._entity_graph.subscribe(self.process_event)
self._action_tracker = ActionTracker(DatasourceInfoMapper(self.conf))
self.enabled = enabled
self.connected_component_cache = defaultdict(dict)
def test_execute_add_edge(self):
# Test Setup
processor = self._create_processor_with_graph(self.conf)
vertex_attrs = {VProps.TYPE: NOVA_HOST_DATASOURCE}
host_vertices = processor.entity_graph.get_vertices(
vertex_attr_filter=vertex_attrs)
host_1 = host_vertices[0]
nagios_event1 = TestActionExecutor._get_nagios_event(
host_1.get(VProps.ID), NOVA_HOST_DATASOURCE)
processor.process_event(nagios_event1)
host_2 = host_vertices[1]
nagios_event2 = TestActionExecutor._get_nagios_event(
host_2.get(VProps.ID), NOVA_HOST_DATASOURCE)
processor.process_event(nagios_event2)
alarms_attrs = {VProps.TYPE: NAGIOS_DATASOURCE}
alarms_vertices = processor.entity_graph.get_vertices(
vertex_attr_filter=alarms_attrs)
alarm1 = alarms_vertices[0]
alarm2 = alarms_vertices[1]
targets = {
TFields.TARGET: alarm1.vertex_id,
TFields.SOURCE: alarm2.vertex_id
}
action_spec = ActionSpecs(ActionType.ADD_CAUSAL_RELATIONSHIP,
targets,
{})
event_queue = queue.Queue()
action_executor = ActionExecutor(event_queue)
before_edge = processor.entity_graph.get_edge(alarm2.vertex_id,
alarm1.vertex_id,
EdgeLabels.CAUSES)
# Test Action - do
action_executor.execute(action_spec, ActionMode.DO)
processor.process_event(event_queue.get())
new_edge = processor.entity_graph.get_edge(alarm2.vertex_id,
alarm1.vertex_id,
EdgeLabels.CAUSES)
# Test Assertions
self.assertIsNone(before_edge)
self.assertIsNotNone(new_edge)
def __init__(self,
conf,
e_graph,
scenario_repo,
actions_callback,
enabled=False):
super(ScenarioEvaluator, self).__init__(conf, e_graph)
self._db_connection = storage.get_connection_from_config(self._conf)
self._scenario_repo = scenario_repo
self._action_executor = ActionExecutor(self._conf, actions_callback)
self._entity_graph.subscribe(self.process_event)
self._active_actions_tracker = ActiveActionsTracker(
self._conf, self._db_connection)
self.enabled = enabled
self.connected_component_cache = defaultdict(dict)
def test_execute_add_and_remove_vertex(self):
# Test Setup
processor = self._create_processor_with_graph(self.conf)
vertex_attrs = {VProps.VITRAGE_TYPE: NOVA_HOST_DATASOURCE}
host_vertices = processor.entity_graph.get_vertices(
vertex_attr_filter=vertex_attrs)
host = host_vertices[0]
targets = {TFields.TARGET: host}
props = {
TFields.ALARM_NAME: 'VM_CPU_SUBOPTIMAL_PERFORMANCE',
TFields.SEVERITY: OperationalAlarmSeverity.CRITICAL,
VProps.STATE: AlarmProps.ACTIVE_STATE,
VProps.RESOURCE_ID: host[VProps.ID]
}
action_spec = ActionSpecs(ActionType.RAISE_ALARM, targets, props)
add_vertex_event = TestActionExecutor._get_vitrage_add_vertex_event(
host, props[TFields.ALARM_NAME], props[TFields.SEVERITY])
processor.process_event(add_vertex_event)
alarm_vertex_attrs = {
VProps.VITRAGE_TYPE: VITRAGE_DATASOURCE,
VProps.VITRAGE_IS_DELETED: False
}
before_alarms = processor.entity_graph.get_vertices(
vertex_attr_filter=alarm_vertex_attrs)
event_queue = queue.Queue()
action_executor = ActionExecutor(self.conf, event_queue)
# Test Action - undo
action_executor.execute(action_spec, ActionMode.UNDO)
event = event_queue.get()
processor.process_event(event)
after_alarms = processor.entity_graph.get_vertices(
vertex_attr_filter=alarm_vertex_attrs)
# Test Assertions
self.assertEqual(len(before_alarms) - 1, len(after_alarms))
def test_execute_mark_down(self):
# Test Setup
processor = self._create_processor_with_graph(self.conf)
vertex_attrs = {VProps.VITRAGE_TYPE: NOVA_HOST_DATASOURCE}
host_vertices = processor.entity_graph.get_vertices(
vertex_attr_filter=vertex_attrs)
host_vertex_before = host_vertices[0]
targets = {TFields.TARGET: host_vertex_before}
props = {}
action_spec = ActionSpecs(ActionType.MARK_DOWN, targets, props)
event_queue = queue.Queue()
action_executor = ActionExecutor(self.conf, event_queue)
# Test Action - do
action_executor.execute(action_spec, ActionMode.DO)
processor.process_event(event_queue.get())
host_vertex_after = processor.entity_graph.get_vertex(
host_vertex_before.vertex_id)
# Test Assertions
self.assertTrue(host_vertex_after.get(VProps.IS_MARKED_DOWN))
# Test Action - undo
action_executor.execute(action_spec, ActionMode.UNDO)
processor.process_event(event_queue.get())
host_vertex_after_undo = processor.entity_graph.get_vertex(
host_vertex_before.vertex_id)
# Test Assertions
self.assertFalse(host_vertex_after_undo.get(VProps.IS_MARKED_DOWN))