Files

289 lines
11 KiB
Python

# Copyright The OpenTelemetry Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import logging
from unittest import mock
from opentelemetry import trace as trace_api
from opentelemetry.instrumentation import dbapi
from opentelemetry.test.test_base import TestBase
class TestDBApiIntegration(TestBase):
def setUp(self):
super().setUp()
self.tracer = self.tracer_provider.get_tracer(__name__)
def test_span_succeeded(self):
connection_props = {
"database": "testdatabase",
"server_host": "testhost",
"server_port": 123,
"user": "testuser",
}
connection_attributes = {
"database": "database",
"port": "server_port",
"host": "server_host",
"user": "user",
}
db_integration = dbapi.DatabaseApiIntegration(
self.tracer, "testcomponent", connection_attributes
)
mock_connection = db_integration.wrapped_connection(
mock_connect, {}, connection_props
)
cursor = mock_connection.cursor()
cursor.execute("Test query", ("param1Value", False))
spans_list = self.memory_exporter.get_finished_spans()
self.assertEqual(len(spans_list), 1)
span = spans_list[0]
self.assertEqual(span.name, "Test")
self.assertIs(span.kind, trace_api.SpanKind.CLIENT)
self.assertEqual(span.attributes["db.system"], "testcomponent")
self.assertEqual(span.attributes["db.name"], "testdatabase")
self.assertEqual(span.attributes["db.statement"], "Test query")
self.assertFalse("db.statement.parameters" in span.attributes)
self.assertEqual(span.attributes["db.user"], "testuser")
self.assertEqual(span.attributes["net.peer.name"], "testhost")
self.assertEqual(span.attributes["net.peer.port"], 123)
self.assertIs(
span.status.status_code, trace_api.status.StatusCode.UNSET
)
def test_span_name(self):
db_integration = dbapi.DatabaseApiIntegration(
self.tracer, "testcomponent", {}
)
mock_connection = db_integration.wrapped_connection(
mock_connect, {}, {}
)
cursor = mock_connection.cursor()
cursor.execute("Test query", ("param1Value", False))
cursor.execute(
"""multi
line
query"""
)
cursor.execute("tab\tseparated query")
spans_list = self.memory_exporter.get_finished_spans()
self.assertEqual(len(spans_list), 3)
self.assertEqual(spans_list[0].name, "Test")
self.assertEqual(spans_list[1].name, "multi")
self.assertEqual(spans_list[2].name, "tab")
def test_span_succeeded_with_capture_of_statement_parameters(self):
connection_props = {
"database": "testdatabase",
"server_host": "testhost",
"server_port": 123,
"user": "testuser",
}
connection_attributes = {
"database": "database",
"port": "server_port",
"host": "server_host",
"user": "user",
}
db_integration = dbapi.DatabaseApiIntegration(
self.tracer,
"testcomponent",
connection_attributes,
capture_parameters=True,
)
mock_connection = db_integration.wrapped_connection(
mock_connect, {}, connection_props
)
cursor = mock_connection.cursor()
cursor.execute("Test query", ("param1Value", False))
spans_list = self.memory_exporter.get_finished_spans()
self.assertEqual(len(spans_list), 1)
span = spans_list[0]
self.assertEqual(span.name, "Test")
self.assertIs(span.kind, trace_api.SpanKind.CLIENT)
self.assertEqual(span.attributes["db.system"], "testcomponent")
self.assertEqual(span.attributes["db.name"], "testdatabase")
self.assertEqual(span.attributes["db.statement"], "Test query")
self.assertEqual(
span.attributes["db.statement.parameters"],
"('param1Value', False)",
)
self.assertEqual(span.attributes["db.user"], "testuser")
self.assertEqual(span.attributes["net.peer.name"], "testhost")
self.assertEqual(span.attributes["net.peer.port"], 123)
self.assertIs(
span.status.status_code, trace_api.status.StatusCode.UNSET
)
def test_span_not_recording(self):
connection_props = {
"database": "testdatabase",
"server_host": "testhost",
"server_port": 123,
"user": "testuser",
}
connection_attributes = {
"database": "database",
"port": "server_port",
"host": "server_host",
"user": "user",
}
mock_tracer = mock.Mock()
mock_span = mock.Mock()
mock_span.is_recording.return_value = False
mock_tracer.start_span.return_value = mock_span
db_integration = dbapi.DatabaseApiIntegration(
mock_tracer, "testcomponent", connection_attributes
)
mock_connection = db_integration.wrapped_connection(
mock_connect, {}, connection_props
)
cursor = mock_connection.cursor()
cursor.execute("Test query", ("param1Value", False))
self.assertFalse(mock_span.is_recording())
self.assertTrue(mock_span.is_recording.called)
self.assertFalse(mock_span.set_attribute.called)
self.assertFalse(mock_span.set_status.called)
def test_span_failed(self):
db_integration = dbapi.DatabaseApiIntegration(
self.tracer, "testcomponent"
)
mock_connection = db_integration.wrapped_connection(
mock_connect, {}, {}
)
cursor = mock_connection.cursor()
with self.assertRaises(Exception):
cursor.execute("Test query", throw_exception=True)
spans_list = self.memory_exporter.get_finished_spans()
self.assertEqual(len(spans_list), 1)
span = spans_list[0]
self.assertEqual(span.attributes["db.statement"], "Test query")
self.assertIs(
span.status.status_code, trace_api.status.StatusCode.ERROR
)
self.assertEqual(span.status.description, "Exception: Test Exception")
def test_executemany(self):
db_integration = dbapi.DatabaseApiIntegration(
self.tracer, "testcomponent"
)
mock_connection = db_integration.wrapped_connection(
mock_connect, {}, {}
)
cursor = mock_connection.cursor()
cursor.executemany("Test query")
spans_list = self.memory_exporter.get_finished_spans()
self.assertEqual(len(spans_list), 1)
span = spans_list[0]
self.assertEqual(span.attributes["db.statement"], "Test query")
def test_callproc(self):
db_integration = dbapi.DatabaseApiIntegration(
self.tracer, "testcomponent"
)
mock_connection = db_integration.wrapped_connection(
mock_connect, {}, {}
)
cursor = mock_connection.cursor()
cursor.callproc("Test stored procedure")
spans_list = self.memory_exporter.get_finished_spans()
self.assertEqual(len(spans_list), 1)
span = spans_list[0]
self.assertEqual(
span.attributes["db.statement"], "Test stored procedure"
)
@mock.patch("opentelemetry.instrumentation.dbapi")
def test_wrap_connect(self, mock_dbapi):
dbapi.wrap_connect(self.tracer, mock_dbapi, "connect", "-")
connection = mock_dbapi.connect()
self.assertEqual(mock_dbapi.connect.call_count, 1)
self.assertIsInstance(connection.__wrapped__, mock.Mock)
@mock.patch("opentelemetry.instrumentation.dbapi")
def test_unwrap_connect(self, mock_dbapi):
dbapi.wrap_connect(self.tracer, mock_dbapi, "connect", "-")
connection = mock_dbapi.connect()
self.assertEqual(mock_dbapi.connect.call_count, 1)
dbapi.unwrap_connect(mock_dbapi, "connect")
connection = mock_dbapi.connect()
self.assertEqual(mock_dbapi.connect.call_count, 2)
self.assertIsInstance(connection, mock.Mock)
def test_instrument_connection(self):
connection = mock.Mock()
# Avoid get_attributes failing because can't concatenate mock
connection.database = "-"
connection2 = dbapi.instrument_connection(self.tracer, connection, "-")
self.assertIs(connection2.__wrapped__, connection)
def test_uninstrument_connection(self):
connection = mock.Mock()
# Set connection.database to avoid a failure because mock can't
# be concatenated
connection.database = "-"
connection2 = dbapi.instrument_connection(self.tracer, connection, "-")
self.assertIs(connection2.__wrapped__, connection)
connection3 = dbapi.uninstrument_connection(connection2)
self.assertIs(connection3, connection)
with self.assertLogs(level=logging.WARNING):
connection4 = dbapi.uninstrument_connection(connection)
self.assertIs(connection4, connection)
# pylint: disable=unused-argument
def mock_connect(*args, **kwargs):
database = kwargs.get("database")
server_host = kwargs.get("server_host")
server_port = kwargs.get("server_port")
user = kwargs.get("user")
return MockConnection(database, server_port, server_host, user)
class MockConnection:
def __init__(self, database, server_port, server_host, user):
self.database = database
self.server_port = server_port
self.server_host = server_host
self.user = user
# pylint: disable=no-self-use
def cursor(self):
return MockCursor()
class MockCursor:
# pylint: disable=unused-argument, no-self-use
def execute(self, query, params=None, throw_exception=False):
if throw_exception:
raise Exception("Test Exception")
# pylint: disable=unused-argument, no-self-use
def executemany(self, query, params=None, throw_exception=False):
if throw_exception:
raise Exception("Test Exception")
# pylint: disable=unused-argument, no-self-use
def callproc(self, query, params=None, throw_exception=False):
if throw_exception:
raise Exception("Test Exception")