def test_creation_override_datetimes(self, summary, strs):
strs = iter(strs)
alerter = FixedAlerter(comparison.GreaterThan(0.7))
created_at = time_utils.now() - datetime.timedelta(weeks=1)
updated_at = time_utils.now() - datetime.timedelta(days=1)
last_evaluated_at = time_utils.now() - datetime.timedelta(hours=1)
created_at_millis = time_utils.epoch_millis(created_at)
updated_at_millis = time_utils.epoch_millis(updated_at)
last_evaluated_at_millis = time_utils.epoch_millis(last_evaluated_at)
# as datetime
alert = summary.alerts.create(
next(strs),
alerter,
_created_at=created_at,
_updated_at=updated_at,
_last_evaluated_at=last_evaluated_at,
)
assert alert._msg.created_at_millis == created_at_millis
assert alert._msg.updated_at_millis == updated_at_millis
assert alert._msg.last_evaluated_at_millis == last_evaluated_at_millis
# as millis
alert = summary.alerts.create(
next(strs),
alerter,
_created_at=created_at_millis,
_updated_at=updated_at_millis,
_last_evaluated_at=last_evaluated_at_millis,
)
assert alert._msg.created_at_millis == created_at_millis
assert alert._msg.updated_at_millis == updated_at_millis
assert alert._msg.last_evaluated_at_millis == last_evaluated_at_millis
def test_crud(self, client, monitored_entity, summary_sample):
alerts = monitored_entity.alerts
name = _utils.generate_default_name()
alerter = ReferenceAlerter(comparison.GreaterThan(0.7), summary_sample)
sample_query = SummarySampleQuery()
created_alert = alerts.create(name, alerter, sample_query)
assert isinstance(created_alert, _entities.Alert)
assert created_alert._msg.alerter_type == alerter._TYPE
assert created_alert.monitored_entity_id == monitored_entity.id
retrieved_alert = alerts.get(id=created_alert.id)
client_retrieved_alert = client.operations.alerts.get(
id=created_alert.id)
assert retrieved_alert.id == client_retrieved_alert.id
assert isinstance(retrieved_alert, _entities.Alert)
assert retrieved_alert._msg.alerter_type == alerter._TYPE
assert retrieved_alert.alerter._as_proto() == alerter._as_proto()
assert retrieved_alert.alerter._reference_sample_id == summary_sample.id
listed_alerts = alerts.list()
assert created_alert.id in map(lambda a: a.id, listed_alerts)
client_listed_alerts = client.operations.alerts.list()
assert created_alert.id in map(lambda a: a.id, client_listed_alerts)
assert alerts.delete([created_alert])
def test_add_notification_channels(
self,
client,
monitored_entity,
created_entities,
):
alerts = monitored_entity.alerts
name = _utils.generate_default_name()
alerter = FixedAlerter(comparison.GreaterThan(0.7))
sample_query = SummarySampleQuery()
channel1 = client.operations.notification_channels.create(
_utils.generate_default_name(),
SlackNotificationChannel(_utils.generate_default_name()),
)
created_entities.append(channel1)
channel2 = client.operations.notification_channels.create(
_utils.generate_default_name(),
SlackNotificationChannel(_utils.generate_default_name()),
)
created_entities.append(channel2)
alert = alerts.create(
name,
alerter,
sample_query,
notification_channels=[channel1],
)
retrieved_channel_ids = alert._msg.notification_channels.keys()
assert set(retrieved_channel_ids) == {channel1.id}
alert.add_notification_channels([channel2])
alert._refresh_cache()
retrieved_channel_ids = alert._msg.notification_channels.keys()
assert set(retrieved_channel_ids) == {channel1.id, channel2.id}
def test_alert_from_summary(self, client, monitored_entity):
ops = client.operations
alerter = FixedAlerter(comparison.GreaterThan(0.7))
test_summary = ops.summaries.get_or_create("test_summary",
data_types.FloatHistogram,
monitored_entity)
alert = test_summary.alerts.create("test_alert", alerter)
assert isinstance(alert, Alert)
def test_summary_sample_query(self, monitored_entity, created_entities):
alerts = monitored_entity.alerts
name = _utils.generate_default_name()
alerter = FixedAlerter(comparison.GreaterThan(0.7))
sample_query = SummarySampleQuery()
alert = alerts.create(name, alerter, sample_query)
created_query_proto = sample_query._to_proto_request()
retrieved_query_proto = alert.summary_sample_query._to_proto_request()
assert created_query_proto == retrieved_query_proto
def test_repr(self, summary, summary_sample):
"""__repr__() does not raise exceptions"""
name = _utils.generate_default_name()
alerter = ReferenceAlerter(comparison.GreaterThan(0.7), summary_sample)
created_alert = summary.alerts.create(name, alerter)
assert repr(created_alert)
retrieved_alert = summary.alerts.get(id=created_alert.id)
assert repr(retrieved_alert)
def test_repr(self, monitored_entity, created_entities, summary_sample):
"""__repr__() does not raise exceptions"""
alerts = monitored_entity.alerts
name = _utils.generate_default_name()
alerter = ReferenceAlerter(comparison.GreaterThan(0.7), summary_sample)
sample_query = SummarySampleQuery()
created_alert = alerts.create(name, alerter, sample_query)
assert repr(created_alert)
retrieved_alert = alerts.get(id=created_alert.id)
assert repr(retrieved_alert)
def test_set_status(self, summary, summary_sample):
name = _utils.generate_default_name()
alerter = FixedAlerter(comparison.GreaterThan(0.7))
alert = summary.alerts.create(name, alerter)
assert alert.status == Ok()
assert alert._last_evaluated_or_created_millis == alert._msg.created_at_millis
alert.set_status(Alerting([summary_sample]))
assert alert.status == Alerting([summary_sample])
assert (alert._last_evaluated_or_created_millis ==
alert._msg.last_evaluated_at_millis)
alert.set_status(Ok())
assert alert.status == Ok()
def test_set_status(self, monitored_entity, summary_sample):
alerts = monitored_entity.alerts
name = _utils.generate_default_name()
alerter = FixedAlerter(comparison.GreaterThan(0.7))
sample_query = SummarySampleQuery()
alert = alerts.create(name, alerter, sample_query)
assert alert.status == Ok()
assert alert._last_evaluated_or_created_millis == alert._msg.created_at_millis
alert.set_status(Alerting([summary_sample]))
assert alert.status == Alerting([summary_sample])
assert (alert._last_evaluated_or_created_millis ==
alert._msg.last_evaluated_at_millis)
alert.set_status(Ok())
assert alert.status == Ok()
def test_update_last_evaluated_at(self, summary):
name = _utils.generate_default_name()
alerter = FixedAlerter(comparison.GreaterThan(0.7))
alert = summary.alerts.create(name, alerter)
alert._fetch_with_no_cache()
initial = alert._msg.last_evaluated_at_millis
alert._update_last_evaluated_at()
alert._fetch_with_no_cache()
assert alert._msg.last_evaluated_at_millis > initial
yesterday = time_utils.now() - datetime.timedelta(days=1)
yesterday_millis = time_utils.epoch_millis(yesterday)
# TODO: remove following line when backend stops round to nearest sec
yesterday_millis = round(yesterday_millis, -3)
alert._update_last_evaluated_at(yesterday)
alert._fetch_with_no_cache()
assert alert._msg.last_evaluated_at_millis == yesterday_millis
def test_creation_datetime(self, monitored_entity, strs, created_entities):
strs = iter(strs)
alerts = monitored_entity.alerts
alerter = FixedAlerter(comparison.GreaterThan(0.7))
sample_query = SummarySampleQuery()
created_at = time_utils.now() - datetime.timedelta(weeks=1)
updated_at = time_utils.now() - datetime.timedelta(days=1)
last_evaluated_at = time_utils.now() - datetime.timedelta(hours=1)
created_at_millis = time_utils.epoch_millis(created_at)
updated_at_millis = time_utils.epoch_millis(updated_at)
last_evaluated_at_millis = time_utils.epoch_millis(last_evaluated_at)
# as datetime
alert = alerts.create(
next(strs),
alerter,
sample_query,
created_at=created_at,
updated_at=updated_at,
last_evaluated_at=last_evaluated_at,
)
created_entities.append(alert)
assert alert._msg.created_at_millis == created_at_millis
assert alert._msg.updated_at_millis == updated_at_millis
assert alert._msg.last_evaluated_at_millis == last_evaluated_at_millis
# as millis
alert = alerts.create(
next(strs),
alerter,
sample_query,
created_at=created_at_millis,
updated_at=updated_at_millis,
last_evaluated_at=last_evaluated_at_millis,
)
created_entities.append(alert)
assert alert._msg.created_at_millis == created_at_millis
assert alert._msg.updated_at_millis == updated_at_millis
assert alert._msg.last_evaluated_at_millis == last_evaluated_at_millis
def test_update_last_evaluated_at(self, monitored_entity,
created_entities):
alerts = monitored_entity.alerts
name = _utils.generate_default_name()
alerter = FixedAlerter(comparison.GreaterThan(0.7))
sample_query = SummarySampleQuery()
alert = alerts.create(name, alerter, sample_query)
created_entities.append(alert)
alert._fetch_with_no_cache()
initial = alert._msg.last_evaluated_at_millis
alert._update_last_evaluated_at()
alert._fetch_with_no_cache()
assert alert._msg.last_evaluated_at_millis > initial
yesterday = time_utils.now() - datetime.timedelta(days=1)
yesterday_millis = time_utils.epoch_millis(yesterday)
# TODO: remove following line when backend stops round to nearest sec
yesterday_millis = round(yesterday_millis, -3)
alert._update_last_evaluated_at(yesterday)
alert._fetch_with_no_cache()
assert alert._msg.last_evaluated_at_millis == yesterday_millis
def test_creation_query_params(self, summary):
"""`labels` and `starting_from`"""
name = _utils.generate_default_name()
alerter = FixedAlerter(comparison.GreaterThan(0.7))
labels = {"datasource": ["census2010", "census2020"]}
starting_from = datetime.datetime(year=2021,
month=5,
day=10,
tzinfo=time_utils.utc)
alert = summary.alerts.create(
name,
alerter,
labels=labels,
starting_from=starting_from,
)
expected_sample_query = SummarySampleQuery(
summary_query=summary.alerts._build_summary_query(),
labels=labels,
time_window_end=starting_from,
)
assert alert.summary_sample_query == expected_sample_query
def test_crud(self, client, summary):
name = _utils.generate_default_name()
alerter = FixedAlerter(comparison.GreaterThan(0.7))
created_alert = summary.alerts.create(name, alerter)
assert isinstance(created_alert, _entities.Alert)
assert created_alert._msg.alerter_type == alerter._TYPE
assert created_alert.monitored_entity_id == summary.monitored_entity_id
assert summary.id in created_alert.summary_sample_query.summary_query._ids
retrieved_alert = summary.alerts.get(id=created_alert.id)
client_retrieved_alert = client.operations.alerts.get(
id=created_alert.id)
assert retrieved_alert.id == client_retrieved_alert.id
assert isinstance(retrieved_alert, _entities.Alert)
assert retrieved_alert._msg.alerter_type == alerter._TYPE
assert retrieved_alert.alerter._as_proto() == alerter._as_proto()
listed_alerts = summary.alerts.list()
assert created_alert.id in map(lambda a: a.id, listed_alerts)
client_listed_alerts = client.operations.alerts.list()
assert created_alert.id in map(lambda a: a.id, client_listed_alerts)
assert summary.alerts.delete([created_alert])
