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# Copyright (c) Microsoft Corporation. All rights reserved.
# Licensed under the MIT License.
import os
import platform
import shutil
import unittest
from unittest import mock
# pylint: disable=import-error
from opentelemetry.sdk.util.instrumentation import InstrumentationScope
from opentelemetry.sdk.resources import Resource
from opentelemetry.sdk.metrics.export import (
AggregationTemporality,
HistogramDataPoint,
Metric,
MetricExportResult,
MetricsData,
NumberDataPoint,
ResourceMetrics,
ScopeMetrics,
Sum,
)
from azure.monitor.opentelemetry.exporter.export._base import ExportResult
from azure.monitor.opentelemetry.exporter.export.metrics._exporter import (
AzureMonitorMetricExporter,
_get_metric_export_result,
)
from azure.monitor.opentelemetry.exporter._generated.models import ContextTagKeys
from azure.monitor.opentelemetry.exporter._utils import (
azure_monitor_context,
ns_to_iso_str,
)
def throw(exc_type, *args, **kwargs):
def func(*_args, **_kwargs):
raise exc_type(*args, **kwargs)
return func
# pylint: disable=import-error
# pylint: disable=protected-access
# pylint: disable=too-many-lines
class TestAzureMetricExporter(unittest.TestCase):
@classmethod
def setUpClass(cls):
os.environ.clear()
os.environ["APPINSIGHTS_INSTRUMENTATIONKEY"] = "1234abcd-5678-4efa-8abc-1234567890ab"
os.environ["APPLICATIONINSIGHTS_STATSBEAT_DISABLED_ALL"] = "true"
cls._exporter = AzureMonitorMetricExporter()
cls._metrics_data = MetricsData(
resource_metrics=[
ResourceMetrics(
resource=Resource.create(attributes={"asd": "test_resource"}),
scope_metrics=[
ScopeMetrics(
scope=InstrumentationScope("test_name"),
metrics=[
Metric(
name="test name",
description="test description",
unit="ms",
data=Sum(
data_points=[
NumberDataPoint(
attributes={
"test": "attribute",
},
start_time_unix_nano=1646865018558419456,
time_unix_nano=1646865018558419457,
value=10,
)
],
aggregation_temporality=AggregationTemporality.CUMULATIVE,
is_monotonic=False,
),
)
],
schema_url="test url",
)
],
schema_url="test url",
)
]
)
@classmethod
def tearDownClass(cls):
shutil.rmtree(cls._exporter.storage._path, True)
def test_constructor(self):
"""Test the constructor."""
exporter = AzureMonitorMetricExporter(
connection_string="InstrumentationKey=4321abcd-5678-4efa-8abc-1234567890ab",
)
self.assertEqual(
exporter._instrumentation_key,
"4321abcd-5678-4efa-8abc-1234567890ab",
)
def test_from_connection_string(self):
exporter = AzureMonitorMetricExporter.from_connection_string(
"InstrumentationKey=4321abcd-5678-4efa-8abc-1234567890ab"
)
self.assertTrue(isinstance(exporter, AzureMonitorMetricExporter))
self.assertEqual(
exporter._instrumentation_key,
"4321abcd-5678-4efa-8abc-1234567890ab",
)
def test_export_none(self):
exporter = self._exporter
result = exporter.export(None)
self.assertEqual(result, MetricExportResult.SUCCESS)
def test_export_failure(self):
exporter = self._exporter
with mock.patch(
"azure.monitor.opentelemetry.exporter.AzureMonitorMetricExporter._transmit"
) as transmit: # noqa: E501
transmit.return_value = ExportResult.FAILED_RETRYABLE
storage_mock = mock.Mock()
exporter.storage.put = storage_mock
result = exporter.export(self._metrics_data)
self.assertEqual(result, MetricExportResult.FAILURE)
self.assertEqual(storage_mock.call_count, 1)
def test_export_success(self):
exporter = self._exporter
with mock.patch(
"azure.monitor.opentelemetry.exporter.AzureMonitorMetricExporter._transmit"
) as transmit: # noqa: E501
transmit.return_value = ExportResult.SUCCESS
storage_mock = mock.Mock()
exporter._transmit_from_storage = storage_mock
result = exporter.export(self._metrics_data)
self.assertEqual(result, MetricExportResult.SUCCESS)
self.assertEqual(storage_mock.call_count, 1)
@mock.patch("azure.monitor.opentelemetry.exporter.export.metrics._exporter._logger")
def test_export_exception(self, logger_mock):
exporter = self._exporter
with mock.patch(
"azure.monitor.opentelemetry.exporter.AzureMonitorMetricExporter._transmit",
throw(Exception),
): # noqa: E501
result = exporter.export(self._metrics_data)
self.assertEqual(result, MetricExportResult.FAILURE)
self.assertEqual(logger_mock.exception.called, True)
def test_export_not_retryable(self):
exporter = self._exporter
with mock.patch(
"azure.monitor.opentelemetry.exporter.AzureMonitorMetricExporter._transmit"
) as transmit: # noqa: E501
transmit.return_value = ExportResult.FAILED_NOT_RETRYABLE
result = exporter.export(self._metrics_data)
self.assertEqual(result, MetricExportResult.FAILURE)
def test_point_to_envelope_partA(self):
exporter = self._exporter
resource = Resource(
{
"service.name": "testServiceName",
"service.namespace": "testServiceNamespace",
"service.instance.id": "testServiceInstanceId",
}
)
point = NumberDataPoint(
attributes={
"test": "attribute",
"user_agent.synthetic.type": "bot",
},
start_time_unix_nano=1646865018558419456,
time_unix_nano=1646865018558419457,
value=10,
)
envelope = exporter._point_to_envelope(point, "test name", resource)
self.assertEqual(envelope.instrumentation_key, exporter._instrumentation_key)
self.assertIsNotNone(envelope.tags)
self.assertEqual(
envelope.tags.get(ContextTagKeys.AI_DEVICE_ID), azure_monitor_context[ContextTagKeys.AI_DEVICE_ID]
)
self.assertEqual(
envelope.tags.get(ContextTagKeys.AI_DEVICE_LOCALE), azure_monitor_context[ContextTagKeys.AI_DEVICE_LOCALE]
)
self.assertEqual(
envelope.tags.get(ContextTagKeys.AI_DEVICE_OS_VERSION),
azure_monitor_context[ContextTagKeys.AI_DEVICE_OS_VERSION],
)
self.assertEqual(
envelope.tags.get(ContextTagKeys.AI_DEVICE_TYPE), azure_monitor_context[ContextTagKeys.AI_DEVICE_TYPE]
)
self.assertEqual(
envelope.tags.get(ContextTagKeys.AI_INTERNAL_SDK_VERSION),
azure_monitor_context[ContextTagKeys.AI_INTERNAL_SDK_VERSION],
)
self.assertEqual(envelope.tags.get(ContextTagKeys.AI_OPERATION_SYNTHETIC_SOURCE), "True")
self.assertEqual(envelope.tags.get(ContextTagKeys.AI_CLOUD_ROLE), "testServiceNamespace.testServiceName")
self.assertEqual(envelope.tags.get(ContextTagKeys.AI_CLOUD_ROLE_INSTANCE), "testServiceInstanceId")
self.assertEqual(envelope.tags.get(ContextTagKeys.AI_INTERNAL_NODE_NAME), "testServiceInstanceId")
def test_point_to_envelope_partA_default(self):
exporter = self._exporter
resource = Resource({"service.name": "testServiceName"})
point = NumberDataPoint(
attributes={
"test": "attribute",
},
start_time_unix_nano=1646865018558419456,
time_unix_nano=1646865018558419457,
value=10,
)
envelope = exporter._point_to_envelope(point, "test name", resource)
self.assertEqual(envelope.tags.get(ContextTagKeys.AI_CLOUD_ROLE), "testServiceName")
self.assertEqual(envelope.tags.get(ContextTagKeys.AI_CLOUD_ROLE_INSTANCE), platform.node())
self.assertEqual(
envelope.tags.get(ContextTagKeys.AI_INTERNAL_NODE_NAME),
envelope.tags.get(ContextTagKeys.AI_CLOUD_ROLE_INSTANCE),
)
def test_point_to_envelope_number(self):
exporter = self._exporter
resource = Resource.create(attributes={"asd": "test_resource"})
scope = InstrumentationScope("test_scope")
point = NumberDataPoint(
attributes={
"test": "attribute",
},
start_time_unix_nano=1646865018558419456,
time_unix_nano=1646865018558419457,
value=10,
)
envelope = exporter._point_to_envelope(point, "test name", resource, scope)
self.assertEqual(envelope.instrumentation_key, exporter._instrumentation_key)
self.assertEqual(envelope.name, "Microsoft.ApplicationInsights.Metric")
self.assertEqual(envelope.time, ns_to_iso_str(point.time_unix_nano))
self.assertEqual(envelope.data.base_type, "MetricData")
self.assertEqual(len(envelope.data.base_data.properties), 1)
self.assertEqual(envelope.data.base_data.properties["test"], "attribute")
self.assertEqual(len(envelope.data.base_data.metrics), 1)
self.assertEqual(envelope.data.base_data.metrics[0].name, "test name")
self.assertEqual(envelope.data.base_data.metrics[0].namespace, None)
self.assertEqual(envelope.data.base_data.metrics[0].value, 10)
self.assertEqual(envelope.data.base_data.metrics[0].count, 1)
def test_point_to_envelope_histogram(self):
exporter = self._exporter
resource = Resource.create(attributes={"asd": "test_resource"})
point = HistogramDataPoint(
attributes={
"test": "attribute",
},
bucket_counts=[0, 3, 4],
count=7,
explicit_bounds=[0, 5, 10, 0],
max=18,
min=1,
start_time_unix_nano=1646865018558419456,
time_unix_nano=1646865018558419457,
sum=31,
)
envelope = exporter._point_to_envelope(point, "test name", resource)
self.assertEqual(envelope.instrumentation_key, exporter._instrumentation_key)
self.assertEqual(envelope.name, "Microsoft.ApplicationInsights.Metric")
self.assertEqual(envelope.time, ns_to_iso_str(point.time_unix_nano))
self.assertEqual(envelope.data.base_type, "MetricData")
self.assertEqual(len(envelope.data.base_data.properties), 1)
self.assertEqual(envelope.data.base_data.properties["test"], "attribute")
self.assertEqual(len(envelope.data.base_data.metrics), 1)
self.assertEqual(envelope.data.base_data.metrics[0].name, "test name")
self.assertEqual(envelope.data.base_data.metrics[0].value, 31)
self.assertEqual(envelope.data.base_data.metrics[0].count, 7)
@mock.patch.dict(
"os.environ",
{
"APPLICATIONINSIGHTS_METRIC_NAMESPACE_OPT_IN": "True",
},
)
def test_point_to_envelope_metric_namespace(self):
exporter = self._exporter
resource = Resource.create(attributes={"asd": "test_resource"})
scope = InstrumentationScope("test_scope")
point = NumberDataPoint(
attributes={
"test": "attribute",
},
start_time_unix_nano=1646865018558419456,
time_unix_nano=1646865018558419457,
value=10,
)
envelope = exporter._point_to_envelope(point, "test name", resource, scope)
self.assertEqual(envelope.instrumentation_key, exporter._instrumentation_key)
self.assertEqual(envelope.name, "Microsoft.ApplicationInsights.Metric")
self.assertEqual(envelope.time, ns_to_iso_str(point.time_unix_nano))
self.assertEqual(envelope.data.base_type, "MetricData")
self.assertEqual(len(envelope.data.base_data.properties), 1)
self.assertEqual(envelope.data.base_data.properties["test"], "attribute")
self.assertEqual(len(envelope.data.base_data.metrics), 1)
self.assertEqual(envelope.data.base_data.metrics[0].name, "test name")
self.assertEqual(envelope.data.base_data.metrics[0].namespace, "test_scope")
self.assertEqual(envelope.data.base_data.metrics[0].value, 10)
self.assertEqual(envelope.data.base_data.metrics[0].count, 1)
@mock.patch("azure.monitor.opentelemetry.exporter.export.trace._utils._get_target_and_path_for_http_dependency")
def test_point_to_envelope_std_metric_client_duration(self, target_mock):
exporter = self._exporter
resource = Resource(
{
"service.name": "testServiceName",
"service.namespace": "testServiceNamespace",
"service.instance.id": "testServiceInstanceId",
}
)
point = mock.Mock(spec=NumberDataPoint)
point.attributes = {
"http.status_code": 200,
"custom_attr": "custom_key",
}
point.start_time_unix_nano = 1646865018558419456
point.time_unix_nano = 1646865018558419457
point.value = 15.0
target_mock.return_value = ("test_service", "test_path")
envelope = exporter._point_to_envelope(point, "http.client.duration", resource)
self.assertEqual(envelope.instrumentation_key, exporter._instrumentation_key)
self.assertEqual(envelope.name, "Microsoft.ApplicationInsights.Metric")
self.assertEqual(envelope.time, ns_to_iso_str(point.time_unix_nano))
self.assertEqual(envelope.data.base_type, "MetricData")
self.assertEqual(envelope.data.base_data.properties["_MS.MetricId"], "dependencies/duration")
self.assertEqual(envelope.data.base_data.properties["_MS.IsAutocollected"], "True")
self.assertEqual(envelope.data.base_data.properties["Dependency.Type"], "http")
self.assertEqual(envelope.data.base_data.properties["Dependency.Success"], "True")
self.assertEqual(envelope.data.base_data.properties["dependency/target"], "test_service")
self.assertEqual(envelope.data.base_data.properties["dependency/resultCode"], "200")
self.assertEqual(envelope.data.base_data.properties["cloud/roleInstance"], "testServiceInstanceId")
self.assertEqual(envelope.data.base_data.properties["cloud/roleName"], "testServiceNamespace.testServiceName")
self.assertIsNone(envelope.data.base_data.properties.get("custom_attr"))
self.assertEqual(len(envelope.data.base_data.metrics), 1)
self.assertEqual(envelope.data.base_data.metrics[0].name, "http.client.duration")
self.assertEqual(envelope.data.base_data.metrics[0].value, 15.0)
# Success/Failure
point.attributes["http.status_code"] = 500
envelope = exporter._point_to_envelope(point, "http.client.duration", resource)
self.assertEqual(envelope.data.base_data.properties["Dependency.Success"], "False")
point.attributes["http.status_code"] = None
envelope = exporter._point_to_envelope(point, "http.client.duration", resource)
self.assertEqual(envelope.data.base_data.properties["Dependency.Success"], "False")
self.assertEqual(envelope.data.base_data.properties["dependency/resultCode"], "0")
point.attributes["http.status_code"] = "None"
envelope = exporter._point_to_envelope(point, "http.client.duration", resource)
self.assertEqual(envelope.data.base_data.properties["Dependency.Success"], "False")
self.assertEqual(envelope.data.base_data.properties["dependency/resultCode"], "0")
# stable
point.attributes = {
"http.response.status_code": 200,
"custom_attr": "custom_key",
}
envelope = exporter._point_to_envelope(point, "http.client.request.duration", resource)
self.assertEqual(envelope.instrumentation_key, exporter._instrumentation_key)
self.assertEqual(envelope.name, "Microsoft.ApplicationInsights.Metric")
self.assertEqual(envelope.time, ns_to_iso_str(point.time_unix_nano))
self.assertEqual(envelope.data.base_type, "MetricData")
self.assertEqual(envelope.data.base_data.properties["_MS.MetricId"], "dependencies/duration")
self.assertEqual(envelope.data.base_data.properties["_MS.IsAutocollected"], "True")
self.assertEqual(envelope.data.base_data.properties["Dependency.Type"], "http")
self.assertEqual(envelope.data.base_data.properties["Dependency.Success"], "True")
self.assertEqual(envelope.data.base_data.properties["dependency/target"], "test_service")
self.assertEqual(envelope.data.base_data.properties["dependency/resultCode"], "200")
self.assertEqual(envelope.data.base_data.properties["cloud/roleInstance"], "testServiceInstanceId")
self.assertEqual(envelope.data.base_data.properties["cloud/roleName"], "testServiceNamespace.testServiceName")
self.assertIsNone(envelope.data.base_data.properties.get("custom_attr"))
self.assertEqual(len(envelope.data.base_data.metrics), 1)
self.assertEqual(envelope.data.base_data.metrics[0].name, "http.client.request.duration")
self.assertEqual(envelope.data.base_data.metrics[0].value, 15.0)
def test_point_to_envelope_std_metric_server_duration(self):
exporter = self._exporter
resource = Resource(
{
"service.name": "testServiceName",
"service.namespace": "testServiceNamespace",
"service.instance.id": "testServiceInstanceId",
}
)
point = mock.Mock(spec=NumberDataPoint)
point.attributes = {
"http.status_code": 200,
"custom_attr": "custom_key",
}
point.start_time_unix_nano = 1646865018558419456
point.time_unix_nano = 1646865018558419457
point.value = 15.0
envelope = exporter._point_to_envelope(point, "http.server.duration", resource)
self.assertEqual(envelope.instrumentation_key, exporter._instrumentation_key)
self.assertEqual(envelope.name, "Microsoft.ApplicationInsights.Metric")
self.assertEqual(envelope.time, ns_to_iso_str(point.time_unix_nano))
self.assertEqual(envelope.data.base_type, "MetricData")
self.assertEqual(envelope.data.base_data.properties["_MS.MetricId"], "requests/duration")
self.assertEqual(envelope.data.base_data.properties["_MS.IsAutocollected"], "True")
self.assertEqual(envelope.data.base_data.properties["Request.Success"], "True")
self.assertEqual(envelope.data.base_data.properties["request/resultCode"], "200")
self.assertEqual(envelope.data.base_data.properties["cloud/roleInstance"], "testServiceInstanceId")
self.assertEqual(envelope.data.base_data.properties["cloud/roleName"], "testServiceNamespace.testServiceName")
self.assertIsNone(envelope.data.base_data.properties.get("custom_attr"))
self.assertEqual(len(envelope.data.base_data.metrics), 1)
self.assertEqual(envelope.data.base_data.metrics[0].name, "http.server.duration")
self.assertEqual(envelope.data.base_data.metrics[0].value, 15.0)
# Success/Failure
point.attributes["http.status_code"] = 500
envelope = exporter._point_to_envelope(point, "http.server.duration", resource)
self.assertEqual(envelope.data.base_data.properties["Request.Success"], "False")
point.attributes["http.status_code"] = None
envelope = exporter._point_to_envelope(point, "http.server.duration", resource)
self.assertEqual(envelope.data.base_data.properties["Request.Success"], "False")
self.assertEqual(envelope.data.base_data.properties.get("request/resultCode"), "0")
point.attributes["http.status_code"] = "None"
envelope = exporter._point_to_envelope(point, "http.server.duration", resource)
self.assertEqual(envelope.data.base_data.properties["Request.Success"], "False")
self.assertEqual(envelope.data.base_data.properties.get("request/resultCode"), "0")
# Synthetic
point.attributes["user_agent.synthetic.type"] = "bot"
envelope = exporter._point_to_envelope(point, "http.server.duration", resource)
self.assertEqual(envelope.data.base_data.properties["operation/synthetic"], "True")
# Stable
point.attributes = {
"http.response.status_code": 200,
"custom_attr": "custom_key",
}
envelope = exporter._point_to_envelope(point, "http.server.request.duration", resource)
self.assertEqual(envelope.instrumentation_key, exporter._instrumentation_key)
self.assertEqual(envelope.name, "Microsoft.ApplicationInsights.Metric")
self.assertEqual(envelope.time, ns_to_iso_str(point.time_unix_nano))
self.assertEqual(envelope.data.base_type, "MetricData")
self.assertEqual(envelope.data.base_data.properties["_MS.MetricId"], "requests/duration")
self.assertEqual(envelope.data.base_data.properties["_MS.IsAutocollected"], "True")
self.assertEqual(envelope.data.base_data.properties["Request.Success"], "True")
self.assertEqual(envelope.data.base_data.properties["request/resultCode"], "200")
self.assertEqual(envelope.data.base_data.properties["cloud/roleInstance"], "testServiceInstanceId")
self.assertEqual(envelope.data.base_data.properties["cloud/roleName"], "testServiceNamespace.testServiceName")
self.assertIsNone(envelope.data.base_data.properties.get("custom_attr"))
self.assertEqual(len(envelope.data.base_data.metrics), 1)
self.assertEqual(envelope.data.base_data.metrics[0].name, "http.server.request.duration")
self.assertEqual(envelope.data.base_data.metrics[0].value, 15.0)
def test_point_to_envelope_std_metric_unsupported(self):
exporter = self._exporter
resource = Resource(
{
"service.name": "testServiceName",
"service.namespace": "testServiceNamespace",
"service.instance.id": "testServiceInstanceId",
}
)
point = NumberDataPoint(
attributes={
"http.status_code": 200,
"peer.service": "test_service",
"custom_attr": "custom_key",
},
start_time_unix_nano=1646865018558419456,
time_unix_nano=1646865018558419457,
value=15.0,
)
envelope = exporter._point_to_envelope(point, "http.server.request.size", resource)
self.assertIsNone(envelope)
class TestAzureMetricExporterUtils(unittest.TestCase):
def test_get_metric_export_result(self):
self.assertEqual(
_get_metric_export_result(ExportResult.SUCCESS),
MetricExportResult.SUCCESS,
)
self.assertEqual(
_get_metric_export_result(ExportResult.FAILED_NOT_RETRYABLE),
MetricExportResult.FAILURE,
)
self.assertEqual(
_get_metric_export_result(ExportResult.FAILED_RETRYABLE),
MetricExportResult.FAILURE,
)
self.assertEqual(
_get_metric_export_result(None),
MetricExportResult.FAILURE,
)
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