events: fix missing model_* events when not directly authenticated (#7588)

* events: fix missing model_* events when not directly authenticated

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* defer accessing database

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

---------

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

authentik/events/middleware.py

@@ -93,21 +93,30 @@ class AuditMiddleware:
     of models"""
 
     get_response: Callable[[HttpRequest], HttpResponse]
+    anonymous_user: User = None
 
     def __init__(self, get_response: Callable[[HttpRequest], HttpResponse]):
         self.get_response = get_response
 
+    def _ensure_fallback_user(self):
+        """Defer fetching anonymous user until we have to"""
+        if self.anonymous_user:
+            return
+        from guardian.shortcuts import get_anonymous_user
+
+        self.anonymous_user = get_anonymous_user()
+
     def connect(self, request: HttpRequest):
         """Connect signal for automatic logging"""
-        if not hasattr(request, "user"):
+        self._ensure_fallback_user()
-            return
+        user = getattr(request, "user", self.anonymous_user)
-        if not getattr(request.user, "is_authenticated", False):
+        if not user.is_authenticated:
-            return
+            user = self.anonymous_user
         if not hasattr(request, "request_id"):
             return
-        post_save_handler = partial(self.post_save_handler, user=request.user, request=request)
+        post_save_handler = partial(self.post_save_handler, user=user, request=request)
-        pre_delete_handler = partial(self.pre_delete_handler, user=request.user, request=request)
+        pre_delete_handler = partial(self.pre_delete_handler, user=user, request=request)
-        m2m_changed_handler = partial(self.m2m_changed_handler, user=request.user, request=request)
+        m2m_changed_handler = partial(self.m2m_changed_handler, user=user, request=request)
         post_save.connect(
             post_save_handler,
             dispatch_uid=request.request_id,

authentik/stages/user_write/tests.py

@@ -6,6 +6,7 @@ from django.urls import reverse
 from authentik.core.models import USER_ATTRIBUTE_SOURCES, Group, Source, User, UserSourceConnection
 from authentik.core.sources.stage import PLAN_CONTEXT_SOURCES_CONNECTION
 from authentik.core.tests.utils import create_test_admin_user, create_test_flow
+from authentik.events.models import Event, EventAction
 from authentik.flows.markers import StageMarker
 from authentik.flows.models import FlowStageBinding
 from authentik.flows.planner import PLAN_CONTEXT_PENDING_USER, FlowPlan
@@ -58,11 +59,33 @@ class TestUserWriteStage(FlowTestCase):
         self.assertStageRedirects(response, reverse("authentik_core:root-redirect"))
         user_qs = User.objects.filter(username=plan.context[PLAN_CONTEXT_PROMPT]["username"])
         self.assertTrue(user_qs.exists())
-        self.assertTrue(user_qs.first().check_password(password))
+        user = user_qs.first()
-        self.assertEqual(
+        self.assertTrue(user.check_password(password))
-            list(user_qs.first().ak_groups.order_by("name")), [self.other_group, self.group]
+        self.assertEqual(list(user.ak_groups.order_by("name")), [self.other_group, self.group])
+        self.assertEqual(user.attributes, {USER_ATTRIBUTE_SOURCES: [self.source.name]})
+
+        self.assertTrue(
+            Event.objects.filter(
+                action=EventAction.MODEL_CREATED,
+                context__model={
+                    "app": "authentik_core",
+                    "model_name": "user",
+                    "pk": user.pk,
+                    "name": "name",
+                },
+            )
+        )
+        self.assertTrue(
+            Event.objects.filter(
+                action=EventAction.MODEL_UPDATED,
+                context__model={
+                    "app": "authentik_core",
+                    "model_name": "user",
+                    "pk": user.pk,
+                    "name": "name",
+                },
+            )
         )
-        self.assertEqual(user_qs.first().attributes, {USER_ATTRIBUTE_SOURCES: [self.source.name]})
 
     def test_user_update(self):
         """Test update of existing user"""