Remove unused OPTIONS handlers. (#8621)

The handling of OPTIONS requests was consolidated in #7534, but the endpoint
specific handlers were not removed.

changelog.d/8621.misc

@@ -0,0 +1 @@
+Remove unused OPTIONS handlers.

synapse/http/servlet.py

@@ -272,7 +272,6 @@ class attribute containing a pre-compiled regular expression. The automatic
       on_PUT
       on_POST
       on_DELETE
-      on_OPTIONS
 
     Automatically handles turning CodeMessageExceptions thrown by these methods
     into the appropriate HTTP response.
@@ -283,7 +282,7 @@ def register(self, http_server):
         if hasattr(self, "PATTERNS"):
             patterns = self.PATTERNS
 
-            for method in ("GET", "PUT", "POST", "OPTIONS", "DELETE"):
+            for method in ("GET", "PUT", "POST", "DELETE"):
                 if hasattr(self, "on_%s" % (method,)):
                     servlet_classname = self.__class__.__name__
                     method_handler = getattr(self, "on_%s" % (method,))

synapse/rest/client/v1/events.py

@@ -67,9 +67,6 @@ async def on_GET(self, request):
 
         return 200, chunk
 
-    def on_OPTIONS(self, request):
-        return 200, {}
-
 
 class EventRestServlet(RestServlet):
     PATTERNS = client_patterns("/events/(?P<event_id>[^/]*)$", v1=True)

synapse/rest/client/v1/login.py

@@ -114,9 +114,6 @@ def on_GET(self, request: SynapseRequest):
 
         return 200, {"flows": flows}
 
-    def on_OPTIONS(self, request: SynapseRequest):
-        return 200, {}
-
     async def on_POST(self, request: SynapseRequest):
         self._address_ratelimiter.ratelimit(request.getClientIP())
 

synapse/rest/client/v1/logout.py

@@ -30,9 +30,6 @@ def __init__(self, hs):
         self._auth_handler = hs.get_auth_handler()
         self._device_handler = hs.get_device_handler()
 
-    def on_OPTIONS(self, request):
-        return 200, {}
-
     async def on_POST(self, request):
         requester = await self.auth.get_user_by_req(request, allow_expired=True)
 
@@ -58,9 +55,6 @@ def __init__(self, hs):
         self._auth_handler = hs.get_auth_handler()
         self._device_handler = hs.get_device_handler()
 
-    def on_OPTIONS(self, request):
-        return 200, {}
-
     async def on_POST(self, request):
         requester = await self.auth.get_user_by_req(request, allow_expired=True)
         user_id = requester.user.to_string()

synapse/rest/client/v1/presence.py

@@ -86,9 +86,6 @@ async def on_PUT(self, request, user_id):
 
         return 200, {}
 
-    def on_OPTIONS(self, request):
-        return 200, {}
-
 
 def register_servlets(hs, http_server):
     PresenceStatusRestServlet(hs).register(http_server)

synapse/rest/client/v1/profile.py

@@ -67,9 +67,6 @@ async def on_PUT(self, request, user_id):
 
         return 200, {}
 
-    def on_OPTIONS(self, request, user_id):
-        return 200, {}
-
 
 class ProfileAvatarURLRestServlet(RestServlet):
     PATTERNS = client_patterns("/profile/(?P<user_id>[^/]*)/avatar_url", v1=True)
@@ -118,9 +115,6 @@ async def on_PUT(self, request, user_id):
 
         return 200, {}
 
-    def on_OPTIONS(self, request, user_id):
-        return 200, {}
-
 
 class ProfileRestServlet(RestServlet):
     PATTERNS = client_patterns("/profile/(?P<user_id>[^/]*)", v1=True)

synapse/rest/client/v1/push_rule.py

@@ -155,9 +155,6 @@ async def on_GET(self, request, path):
         else:
             raise UnrecognizedRequestError()
 
-    def on_OPTIONS(self, request, path):
-        return 200, {}
-
     def notify_user(self, user_id):
         stream_id = self.store.get_max_push_rules_stream_id()
         self.notifier.on_new_event("push_rules_key", stream_id, users=[user_id])

synapse/rest/client/v1/pusher.py

@@ -60,9 +60,6 @@ async def on_GET(self, request):
 
         return 200, {"pushers": filtered_pushers}
 
-    def on_OPTIONS(self, _):
-        return 200, {}
-
 
 class PushersSetRestServlet(RestServlet):
     PATTERNS = client_patterns("/pushers/set$", v1=True)
@@ -140,9 +137,6 @@ async def on_POST(self, request):
 
         return 200, {}
 
-    def on_OPTIONS(self, _):
-        return 200, {}
-
 
 class PushersRemoveRestServlet(RestServlet):
     """
@@ -182,9 +176,6 @@ async def on_GET(self, request):
         )
         return None
 
-    def on_OPTIONS(self, _):
-        return 200, {}
-
 
 def register_servlets(hs, http_server):
     PushersRestServlet(hs).register(http_server)

synapse/rest/client/v1/room.py

@@ -72,20 +72,6 @@ def __init__(self, hs):
     def register(self, http_server):
         PATTERNS = "/createRoom"
         register_txn_path(self, PATTERNS, http_server)
-        # define CORS for all of /rooms in RoomCreateRestServlet for simplicity
-        http_server.register_paths(
-            "OPTIONS",
-            client_patterns("/rooms(?:/.*)?$", v1=True),
-            self.on_OPTIONS,
-            self.__class__.__name__,
-        )
-        # define CORS for /createRoom[/txnid]
-        http_server.register_paths(
-            "OPTIONS",
-            client_patterns("/createRoom(?:/.*)?$", v1=True),
-            self.on_OPTIONS,
-            self.__class__.__name__,
-        )
 
     def on_PUT(self, request, txn_id):
         set_tag("txn_id", txn_id)
@@ -104,9 +90,6 @@ def get_room_config(self, request):
         user_supplied_config = parse_json_object_from_request(request)
         return user_supplied_config
 
-    def on_OPTIONS(self, request):
-        return 200, {}
-
 
 # TODO: Needs unit testing for generic events
 class RoomStateEventRestServlet(TransactionRestServlet):

synapse/rest/client/v1/voip.py

@@ -69,9 +69,6 @@ async def on_GET(self, request):
             },
         )
 
-    def on_OPTIONS(self, request):
-        return 200, {}
-
 
 def register_servlets(hs, http_server):
     VoipRestServlet(hs).register(http_server)

synapse/rest/client/v2_alpha/account.py

@@ -268,9 +268,6 @@ async def on_POST(self, request):
 
         return 200, {}
 
-    def on_OPTIONS(self, _):
-        return 200, {}
-
 
 class DeactivateAccountRestServlet(RestServlet):
     PATTERNS = client_patterns("/account/deactivate$")

synapse/rest/client/v2_alpha/auth.py

@@ -176,9 +176,6 @@ async def on_POST(self, request, stagetype):
         respond_with_html(request, 200, html)
         return None
 
-    def on_OPTIONS(self, _):
-        return 200, {}
-
 
 def register_servlets(hs, http_server):
     AuthRestServlet(hs).register(http_server)

synapse/rest/client/v2_alpha/register.py

@@ -642,9 +642,6 @@ async def on_POST(self, request):
 
         return 200, return_dict
 
-    def on_OPTIONS(self, _):
-        return 200, {}
-
     async def _do_appservice_registration(self, username, as_token, body):
         user_id = await self.registration_handler.appservice_register(
             username, as_token