admin: migrate version view to APIView

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

authentik/admin/api/version.py

@@ -5,11 +5,10 @@ from django.core.cache import cache
 from drf_spectacular.utils import extend_schema
 from packaging.version import parse
 from rest_framework.fields import SerializerMethodField
-from rest_framework.mixins import ListModelMixin
 from rest_framework.permissions import IsAuthenticated
 from rest_framework.request import Request
 from rest_framework.response import Response
-from rest_framework.viewsets import GenericViewSet
+from rest_framework.views import APIView
 
 from authentik import ENV_GIT_HASH_KEY, __version__
 from authentik.admin.tasks import VERSION_CACHE_KEY, update_latest_version
@@ -47,17 +46,14 @@ class VersionSerializer(PassiveSerializer):
         )
 
 
-class VersionViewSet(ListModelMixin, GenericViewSet):
+class VersionView(APIView):
     """Get running and latest version."""
 
     permission_classes = [IsAuthenticated]
     pagination_class = None
     filter_backends = []
 
-    def get_queryset(self):  # pragma: no cover
-        return None
-
     @extend_schema(responses={200: VersionSerializer(many=False)})
-    def list(self, request: Request) -> Response:
+    def get(self, request: Request) -> Response:
         """Get running and latest version."""
         return Response(VersionSerializer(True).data)

authentik/api/v2/urls.py

@@ -6,7 +6,7 @@ from rest_framework import routers
 from authentik.admin.api.meta import AppsViewSet
 from authentik.admin.api.metrics import AdministrationMetricsViewSet
 from authentik.admin.api.tasks import TaskViewSet
-from authentik.admin.api.version import VersionViewSet
+from authentik.admin.api.version import VersionView
 from authentik.admin.api.workers import WorkerViewSet
 from authentik.api.v2.config import ConfigView
 from authentik.api.views import APIBrowserView
@@ -98,7 +98,6 @@ from authentik.stages.user_write.api import UserWriteStageViewSet
 
 router = routers.DefaultRouter()
 
-router.register("admin/version", VersionViewSet, basename="admin_version")
 router.register("admin/workers", WorkerViewSet, basename="admin_workers")
 router.register("admin/system_tasks", TaskViewSet, basename="admin_system_tasks")
 router.register("admin/apps", AppsViewSet, basename="apps")
@@ -198,6 +197,7 @@ urlpatterns = (
     + router.urls
     + [
         path("admin/metrics/", AdministrationMetricsViewSet.as_view(), name="admin_metrics"),
+        path("admin/version/", VersionView.as_view(), name="admin_version"),
         path("root/config/", ConfigView.as_view(), name="config"),
         path(
             "flows/executor/<slug:flow_slug>/",

schema.yml

@@ -121,7 +121,7 @@ paths:
           description: Failed to retry task
   /api/v2beta/admin/version/:
     get:
-      operationId: admin_version_list
+      operationId: admin_version_retrieve
       description: Get running and latest version.
       tags:
       - admin
@@ -133,8 +133,6 @@ paths:
           content:
             application/json:
               schema:
-                type: array
-                items:
                 $ref: '#/components/schemas/Version'
           description: ''
   /api/v2beta/admin/workers/: