policies: add and/or mode (#463)

* policies: add mode to PolicyEngine for AND and OR modes

* events: use PolicyEngine in OR mode

authentik/events/tasks.py

@@ -9,7 +9,7 @@ from authentik.events.models import (
     NotificationTrigger,
 )
 from authentik.lib.tasks import MonitoredTask, TaskResult, TaskResultStatus
-from authentik.policies.engine import PolicyEngine
+from authentik.policies.engine import PolicyEngine, PolicyEngineMode
 from authentik.root.celery import CELERY_APP
 
 LOGGER = get_logger()
@@ -43,6 +43,8 @@ def event_trigger_handler(event_uuid: str, trigger_name: str):
         return
 
     policy_engine = PolicyEngine(trigger, get_anonymous_user())
+    policy_engine.mode = PolicyEngineMode.MODE_OR
+    policy_engine.empty_result = False
     policy_engine.request.context["event"] = event
     policy_engine.build()
     result = policy_engine.result

authentik/events/tests/test_notifications.py

@@ -25,6 +25,18 @@ class TestEventsNotifications(TestCase):
         self.group.users.add(self.user)
         self.group.save()
 
+    def test_trigger_empty(self):
+        """Test trigger without any policies attached"""
+        transport = NotificationTransport.objects.create(name="transport")
+        trigger = NotificationTrigger.objects.create(name="trigger", group=self.group)
+        trigger.transports.add(transport)
+        trigger.save()
+
+        execute_mock = MagicMock()
+        with patch("authentik.events.models.NotificationTransport.send", execute_mock):
+            Event.new(EventAction.CUSTOM_PREFIX).save()
+        self.assertEqual(execute_mock.call_count, 0)
+
     def test_trigger_single(self):
         """Test simple transport triggering"""
         transport = NotificationTransport.objects.create(name="transport")