[WIP/PoC] NH-75342 refactor config and logging

dev-requirements.txt

@@ -4,6 +4,7 @@ opentelemetry-instrumentation-requests==0.41b0
 pytest
 pytest-cov
 pytest-mock
+python-dotenv
 requests
 flask<3.0.0
 werkzeug

pyproject.toml

@@ -45,7 +45,8 @@ dependencies = [
     'opentelemetry-api == 1.20.0',
     'opentelemetry-sdk == 1.20.0',
     'opentelemetry-instrumentation == 0.41b0',
-    'opentelemetry-instrumentation-logging == 0.41b0',
+    # 'opentelemetry-instrumentation-logging == 0.41b0',
+    'python-dotenv == 1.0.1',
 ]
 
 [project.urls]

solarwinds_apm/apm_config.py

@@ -67,11 +67,12 @@ def get_oboe_trigger_trace_mode(cls, trigger_trace_mode: str) -> int:
 class SolarWindsApmConfig:
     """SolarWinds APM Configuration Class
     The precedence: in-code keyword arguments > Environment Variables > config file > default values.
-    Note that oboe doesn't read configurations by itself. The Python agent needs to
-    read environment variables and/or config files and pass them into oboe. This is
-    done only once during the initialization and the properties cannot be refreshed.
+
+    TODO update docstring
     """
 
+    # TODO Rm/Subclass (shared) responsibilities of UserConfig
+
     _CONFIG_FILE_DEFAULT = "./solarwinds-apm-config.json"
     _DELIMITER = "."
     _KEY_MASK = "{}...{}:{}"

solarwinds_apm/apm_constants.py

@@ -4,6 +4,7 @@
 #
 # 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.
 
+INTL_SWO_USER_CONFIG_PATH = "./_solarwinds-apm-config.env"
 INTL_SWO_AO_COLLECTOR = "collector.appoptics.com"
 INTL_SWO_AO_STG_COLLECTOR = "collector-stg.appoptics.com"
 INTL_SWO_CURRENT_TRACE_ENTRY_SPAN_ID = "sw-current-trace-entry-span-id"