def testCountersWithFieldsAreWrittenToDataStore(self):
stats.STATS.RegisterCounterMetric("counter", fields=[("source", str)])
stats.STATS.IncrementCounter("counter", fields=["http"])
stats.STATS.IncrementCounter("counter", delta=2, fields=["rpc"])
self.stats_store.WriteStats(
process_id=self.process_id, timestamp=42, sync=True)
row = data_store.DB.ResolvePrefix(
"aff4:/stats_store/some_pid", "", token=self.token)
# Check that no plain counter is written.
values = [
stats_store.StatsStoreValue.FromSerializedString(x[1]) for x in row
if x[0] == "aff4:stats_store/counter"
]
self.assertEqual(len(values), 2)
http_field_value = stats_store.StatsStoreFieldValue(
field_type=stats.MetricFieldDefinition.FieldType.STR, str_value="http")
rpc_field_value = stats_store.StatsStoreFieldValue(
field_type=stats.MetricFieldDefinition.FieldType.STR, str_value="rpc")
# Check that counter with source=http is written.
http_counter = [x for x in values if x.fields_values == [http_field_value]]
self.assertTrue(http_counter)
self.assertEqual(http_counter[0].value_type,
stats.MetricMetadata.ValueType.INT)
self.assertEqual(http_counter[0].int_value, 1)
# Check that counter with source=rpc is written.
rpc_counter = [x for x in values if x.fields_values == [rpc_field_value]]
self.assertTrue(rpc_counter)
self.assertEqual(rpc_counter[0].value_type,
stats.MetricMetadata.ValueType.INT)
self.assertEqual(rpc_counter[0].int_value, 2)
def testEventMetricsWithFieldsAreWrittenToDataStore(self):
stats.STATS.RegisterEventMetric("foo_event", fields=[("source", str)])
stats.STATS.RecordEvent("foo_event", 5, fields=["http"])
stats.STATS.RecordEvent("foo_event", 15, fields=["rpc"])
self.stats_store.WriteStats(process_id=self.process_id,
timestamp=42,
sync=True)
row = data_store.DB.ResolveRegex("aff4:/stats_store/some_pid",
".*",
token=self.token)
values = [
stats_store.StatsStoreValue(x[1]) for x in row
if x[0] == "aff4:stats_store/foo_event"
]
self.assertEqual(len(values), 2)
http_field_value = stats_store.StatsStoreFieldValue(
field_type=stats.MetricFieldDefinition.FieldType.STR,
str_value="http")
rpc_field_value = stats_store.StatsStoreFieldValue(
field_type=stats.MetricFieldDefinition.FieldType.STR,
str_value="rpc")
# Check that distribution with source=http is written.
http_events = [
x for x in values if x.fields_values == [http_field_value]
]
self.assertTrue(http_events)
self.assertEqual(http_events[0].value_type,
stats.MetricMetadata.ValueType.DISTRIBUTION)
self.assertEqual(http_events[0].distribution_value.count, 1)
self.assertEqual(http_events[0].distribution_value.sum, 5)
# Check that distribution with source=rpc is written.
rpc_events = [
x for x in values if x.fields_values == [rpc_field_value]
]
self.assertTrue(rpc_events)
self.assertEqual(rpc_events[0].value_type,
stats.MetricMetadata.ValueType.DISTRIBUTION)
self.assertEqual(rpc_events[0].distribution_value.count, 1)
self.assertEqual(rpc_events[0].distribution_value.sum, 15)