attach tracing_data to app in webserver

Author: bisgaard-itis

services/web/server/src/simcore_service_webserver/tracing.py

@@ -1,4 +1,5 @@
 import logging
+from typing import Final
 
 from aiohttp import web
 from servicelib.aiohttp.tracing import get_tracing_lifespan
@@ -7,11 +8,12 @@
 
 from ._meta import APP_NAME
 from .application_keys import APP_SETTINGS_APPKEY
-from .application_settings import get_application_settings
 from .application_setup import ModuleCategory, app_setup_func
 
 log = logging.getLogger(__name__)
 
+_TRACING_DATA_KEY: Final[str] = "tracing_data"
+
 
 def get_plugin_settings(app: web.Application) -> TracingSettings:
     settings = app[APP_SETTINGS_APPKEY].WEBSERVER_TRACING
@@ -20,6 +22,12 @@ def get_plugin_settings(app: web.Application) -> TracingSettings:
     return settings
 
 
+def _setup_tracing_data(app: web.Application, tracing_settings: TracingSettings):
+    app[_TRACING_DATA_KEY] = TracingData.create(
+        tracing_settings=tracing_settings, service_name=APP_NAME
+    )
+
+
 @app_setup_func(
     __name__, ModuleCategory.ADDON, settings_name="WEBSERVER_TRACING", logger=log
 )
@@ -34,17 +42,14 @@ def setup_app_tracing(app: web.Application):
 
     """
 
-    app_settings = get_application_settings(app)
     tracing_settings: TracingSettings = get_plugin_settings(app)
-    tracing_data = TracingData.create(
-        tracing_settings=tracing_settings, service_name=APP_NAME
-    )
+    _setup_tracing_data(app, tracing_settings=tracing_settings)
 
     app.cleanup_ctx.append(
         get_tracing_lifespan(
             app=app,
             tracing_settings=tracing_settings,
             add_response_trace_id_header=True,
-            tracing_data=tracing_data,
+            tracing_data=app[_TRACING_DATA_KEY],
         )
     )