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Add global LogEmitterProvider and convenience function get_log_emitter (
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# 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. |
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# 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. | ||
|
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# type:ignore | ||
import unittest | ||
from importlib import reload | ||
from logging import WARNING | ||
from unittest.mock import patch | ||
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from opentelemetry.sdk import logs | ||
from opentelemetry.sdk.environment_variables import ( | ||
OTEL_PYTHON_LOG_EMITTER_PROVIDER, | ||
) | ||
from opentelemetry.sdk.logs import ( | ||
LogEmitterProvider, | ||
get_log_emitter_provider, | ||
set_log_emitter_provider, | ||
) | ||
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class TestGlobals(unittest.TestCase): | ||
def tearDown(self): | ||
reload(logs) | ||
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def check_override_not_allowed(self): | ||
"""set_log_emitter_provider should throw a warning when overridden""" | ||
provider = get_log_emitter_provider() | ||
with self.assertLogs(level=WARNING) as test: | ||
set_log_emitter_provider(LogEmitterProvider()) | ||
self.assertEqual( | ||
test.output, | ||
[ | ||
( | ||
"WARNING:opentelemetry.sdk.logs:Overriding of current " | ||
"LogEmitterProvider is not allowed" | ||
) | ||
], | ||
) | ||
self.assertIs(provider, get_log_emitter_provider()) | ||
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def test_set_tracer_provider(self): | ||
reload(logs) | ||
provider = LogEmitterProvider() | ||
set_log_emitter_provider(provider) | ||
retrieved_provider = get_log_emitter_provider() | ||
self.assertEqual(provider, retrieved_provider) | ||
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def test_tracer_provider_override_warning(self): | ||
reload(logs) | ||
self.check_override_not_allowed() | ||
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@patch.dict( | ||
"os.environ", | ||
{OTEL_PYTHON_LOG_EMITTER_PROVIDER: "sdk_log_emitter_provider"}, | ||
) | ||
def test_sdk_log_emitter_provider(self): | ||
reload(logs) | ||
self.check_override_not_allowed() | ||
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@patch.dict("os.environ", {OTEL_PYTHON_LOG_EMITTER_PROVIDER: "unknown"}) | ||
def test_unknown_log_emitter_provider(self): | ||
reload(logs) | ||
with self.assertRaises(Exception): | ||
get_log_emitter_provider() |