Return JSON errors for unknown resources under /matrix/client. (#11602)

Instead of returning 404 errors with HTML bodies when an unknown
prefix was requested (e.g. /matrix/client/v1 before Synapse v1.49.0).

1 files changed, 2 insertions, 7 deletions

diff --git a/synapse/app/homeserver.py b/synapse/app/homeserver.py

index dd76e07321..177ce040e8 100644
--- a/synapse/app/homeserver.py
+++ b/synapse/app/homeserver.py
@@ -27,6 +27,7 @@ import synapse
 import synapse.config.logger
 from synapse import events
 from synapse.api.urls import (
+    CLIENT_API_PREFIX,
     FEDERATION_PREFIX,
     LEGACY_MEDIA_PREFIX,
     MEDIA_R0_PREFIX,
@@ -192,13 +193,7 @@ class SynapseHomeServer(HomeServer):
 
             resources.update(
                 {
-                    "/_matrix/client/api/v1": client_resource,
-                    "/_matrix/client/r0": client_resource,
-                    "/_matrix/client/v1": client_resource,
-                    "/_matrix/client/v3": client_resource,
-                    "/_matrix/client/unstable": client_resource,
-                    "/_matrix/client/v2_alpha": client_resource,
-                    "/_matrix/client/versions": client_resource,
+                    CLIENT_API_PREFIX: client_resource,
                     "/.well-known": well_known_resource(self),
                     "/_synapse/admin": AdminRestResource(self),
                     **build_synapse_client_resource_tree(self),