outposts: add API for default config

Signed-off-by: Jens Langhammer <jens.langhammer@beryju.org>

authentik/outposts/api/outposts.py

@@ -9,7 +9,7 @@ from rest_framework.serializers import JSONField, ModelSerializer, Serializer
 from rest_framework.viewsets import ModelViewSet
 
 from authentik.core.api.providers import ProviderSerializer
-from authentik.outposts.models import Outpost
+from authentik.outposts.models import Outpost, default_outpost_config
 
 
 class OutpostSerializer(ModelSerializer):
@@ -32,6 +32,18 @@ class OutpostSerializer(ModelSerializer):
         ]
 
 
+class OutpostDefaultConfigSerializer(Serializer):
+    """Global default outpost config"""
+
+    config = JSONField(read_only=True)
+
+    def create(self, validated_data: dict) -> Model:
+        raise NotImplementedError
+
+    def update(self, instance: Model, validated_data: dict) -> Model:
+        raise NotImplementedError
+
+
 class OutpostHealthSerializer(Serializer):
     """Outpost health status"""
 
@@ -78,3 +90,9 @@ class OutpostViewSet(ModelViewSet):
                 }
             )
         return Response(OutpostHealthSerializer(states, many=True).data)
+
+    @swagger_auto_schema(responses={200: OutpostDefaultConfigSerializer(many=False)})
+    @action(detail=False, methods=["GET"])
+    def default_settings(self, request: Request) -> Response:
+        """Global default outpost config"""
+        return Response({"config": default_outpost_config(request._request.get_host())})

authentik/outposts/models.py

@@ -80,9 +80,9 @@ class OutpostType(models.TextChoices):
     PROXY = "proxy"
 
 
-def default_outpost_config():
+def default_outpost_config(host: Optional[str] = None):
     """Get default outpost config"""
-    return asdict(OutpostConfig(authentik_host=""))
+    return asdict(OutpostConfig(authentik_host=host or ""))
 
 
 @dataclass