perf: Third-party user login settings default organization

apps/authentication/backends/radius/__init__.py

@@ -0,0 +1 @@
+from .backends import *

apps/authentication/backends/radius/backends.py

@@ -2,12 +2,12 @@
 #
 import traceback
 
+from django.conf import settings
 from django.contrib.auth import get_user_model
 from radiusauth.backends import RADIUSBackend, RADIUSRealmBackend
-from django.conf import settings
-
-from .base import JMSBaseAuthBackend
 
+from authentication.backends.base import JMSBaseAuthBackend
+from .signals import radius_create_user
 
 User = get_user_model()
 
@@ -28,8 +28,8 @@ class CreateUserMixin:
             email = '{}@{}'.format(username, email_suffix)
 
         user = User(username=username, name=username, email=email)
-        user.source = user.Source.radius.value
         user.save()
+        radius_create_user.send(sender=user.__class__, user=user)
         return user
 
     def _perform_radius_auth(self, client, packet):

apps/authentication/backends/radius/signals.py

@@ -0,0 +1,3 @@
+from django.dispatch import Signal
+
+radius_create_user = Signal()