201 lines
6.8 KiB
Python
201 lines
6.8 KiB
Python
# Copyright The OpenTelemetry Authors
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from timeit import default_timer
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from urllib import request
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from urllib.parse import urlencode
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import httpretty
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from opentelemetry.instrumentation.urllib import ( # pylint: disable=no-name-in-module,import-error
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URLLibInstrumentor,
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)
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from opentelemetry.semconv.metrics import MetricInstruments
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from opentelemetry.test.test_base import TestBase
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class TestUrllibMetricsInstrumentation(TestBase):
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URL = "http://mock/status/200"
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URL_POST = "http://mock/post"
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def setUp(self):
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super().setUp()
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URLLibInstrumentor().instrument()
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httpretty.enable()
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httpretty.register_uri(httpretty.GET, self.URL, body=b"Hello!")
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httpretty.register_uri(
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httpretty.POST, self.URL_POST, body=b"Hello World!"
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)
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def tearDown(self):
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super().tearDown()
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URLLibInstrumentor().uninstrument()
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httpretty.disable()
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# Return Sequence with one histogram
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def create_histogram_data_points(self, sum_data_point, attributes):
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return [
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self.create_histogram_data_point(
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sum_data_point, 1, sum_data_point, sum_data_point, attributes
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)
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]
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def test_basic_metric(self):
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start_time = default_timer()
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with request.urlopen(self.URL) as result:
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client_duration_estimated = (default_timer() - start_time) * 1000
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metrics = self.get_sorted_metrics()
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self.assertEqual(len(metrics), 3)
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(
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client_duration,
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client_request_size,
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client_response_size,
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) = metrics[:3]
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self.assertEqual(
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client_duration.name, MetricInstruments.HTTP_CLIENT_DURATION
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)
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self.assert_metric_expected(
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client_duration,
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self.create_histogram_data_points(
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client_duration_estimated,
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attributes={
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"http.status_code": str(result.code),
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"http.method": "GET",
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"http.url": str(result.url),
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"http.flavor": "1.1",
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},
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),
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est_value_delta=200,
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)
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self.assertEqual(
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client_request_size.name,
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MetricInstruments.HTTP_CLIENT_REQUEST_SIZE,
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)
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self.assert_metric_expected(
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client_request_size,
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self.create_histogram_data_points(
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0,
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attributes={
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"http.status_code": str(result.code),
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"http.method": "GET",
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"http.url": str(result.url),
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"http.flavor": "1.1",
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},
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),
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)
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self.assertEqual(
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client_response_size.name,
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MetricInstruments.HTTP_CLIENT_RESPONSE_SIZE,
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)
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self.assert_metric_expected(
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client_response_size,
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self.create_histogram_data_points(
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result.length,
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attributes={
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"http.status_code": str(result.code),
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"http.method": "GET",
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"http.url": str(result.url),
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"http.flavor": "1.1",
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},
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),
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)
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def test_basic_metric_request_not_empty(self):
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data = {"header1": "value1", "header2": "value2"}
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data_encoded = urlencode(data).encode()
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start_time = default_timer()
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with request.urlopen(self.URL_POST, data=data_encoded) as result:
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client_duration_estimated = (default_timer() - start_time) * 1000
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metrics = self.get_sorted_metrics()
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self.assertEqual(len(metrics), 3)
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(
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client_duration,
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client_request_size,
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client_response_size,
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) = metrics[:3]
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self.assertEqual(
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client_duration.name, MetricInstruments.HTTP_CLIENT_DURATION
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)
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self.assert_metric_expected(
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client_duration,
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self.create_histogram_data_points(
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client_duration_estimated,
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attributes={
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"http.status_code": str(result.code),
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"http.method": "POST",
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"http.url": str(result.url),
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"http.flavor": "1.1",
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},
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),
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est_value_delta=200,
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)
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self.assertEqual(
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client_request_size.name,
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MetricInstruments.HTTP_CLIENT_REQUEST_SIZE,
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)
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self.assert_metric_expected(
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client_request_size,
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self.create_histogram_data_points(
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len(data_encoded),
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attributes={
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"http.status_code": str(result.code),
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"http.method": "POST",
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"http.url": str(result.url),
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"http.flavor": "1.1",
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},
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),
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)
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self.assertEqual(
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client_response_size.name,
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MetricInstruments.HTTP_CLIENT_RESPONSE_SIZE,
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)
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self.assert_metric_expected(
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client_response_size,
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self.create_histogram_data_points(
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result.length,
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attributes={
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"http.status_code": str(result.code),
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"http.method": "POST",
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"http.url": str(result.url),
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"http.flavor": "1.1",
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},
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),
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)
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def test_metric_uninstrument(self):
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with request.urlopen(self.URL):
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metrics = self.get_sorted_metrics()
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self.assertEqual(len(metrics), 3)
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URLLibInstrumentor().uninstrument()
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with request.urlopen(self.URL):
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metrics = self.get_sorted_metrics()
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self.assertEqual(len(metrics), 3)
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for metric in metrics:
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for point in list(metric.data.data_points):
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self.assertEqual(point.count, 1)
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