Tracing improvements (#6353)

* Prevent tracing in worker thread

* Tweak logic

* Further improvements

* Adds invoke command to launch gunicorn server

* Update docstring

* Add explicit check for migrations or data import

* Update tracing.py

Allow tracing in worker thread

InvenTree/InvenTree/ready.py

@@ -19,6 +19,25 @@ def isRunningMigrations():
     return any((x in sys.argv for x in ['migrate', 'makemigrations', 'showmigrations']))
 
 
+def isInWorkerThread():
+    """Returns True if the current thread is a background worker thread."""
+    return 'qcluster' in sys.argv
+
+
+def isInServerThread():
+    """Returns True if the current thread is a server thread."""
+    if isInWorkerThread():
+        return False
+
+    if 'runserver' in sys.argv:
+        return True
+
+    if 'gunicorn' in sys.argv[0]:
+        return True
+
+    return False
+
+
 def isInMainThread():
     """Django runserver starts two processes, one for the actual dev server and the other to reload the application.
 
@@ -28,7 +47,7 @@ def isInMainThread():
     if 'runserver' in sys.argv and '--noreload' not in sys.argv:
         return os.environ.get('RUN_MAIN', None) == 'true'
 
-    return True
+    return not isInWorkerThread()
 
 
 def canAppAccessDatabase(

InvenTree/InvenTree/tracing.py

@@ -19,6 +19,7 @@ from opentelemetry.sdk.metrics.export import (
 from opentelemetry.sdk.trace import TracerProvider
 from opentelemetry.sdk.trace.export import BatchSpanProcessor, ConsoleSpanExporter
 
+import InvenTree.ready
 from InvenTree.version import inventreeVersion
 
 # Logger configuration
@@ -42,6 +43,9 @@ def setup_tracing(
         resources_input: The resources to send with the traces.
         console: Whether to output the traces to the console.
     """
+    if InvenTree.ready.isImportingData() or InvenTree.ready.isRunningMigrations():
+        return
+
     if resources_input is None:
         resources_input = {}
     if auth is None: