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Suppress empty body warnings in room servelets (#14600)

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* Suppress empty body warnings in room servelets

We've already decided to allow empty bodies for backwards compat. The
change here stops us from emitting a misleading warning; see also
https://github.com/matrix-org/synapse/issues/14478#issuecomment-1319157105

* Changelog
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David Robertson 2022-12-05 11:30:41 +00:00 committed by GitHub
parent 05eb55f57d
commit 93ac3c197e
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2 changed files with 3 additions and 12 deletions
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changelog.d/14600.bugfix Normal file
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@ -0,0 +1 @@
Suppress a spurious warning when `POST /rooms/<room_id>/<membership>/`, `POST /join/<room_id_or_alias`, or the unspecced `PUT /join/<room_id_or_alias>/<txn_id>` receive an empty HTTP request body.

14
synapse/rest/client/room.py
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@ -396,12 +396,7 @@ class JoinRoomAliasServlet(ResolveRoomIdMixin, TransactionRestServlet):
) -> Tuple[int, JsonDict]: ) -> Tuple[int, JsonDict]:
requester = await self.auth.get_user_by_req(request, allow_guest=True) requester = await self.auth.get_user_by_req(request, allow_guest=True)
try: content = parse_json_object_from_request(request, allow_empty_body=True)
content = parse_json_object_from_request(request)
except Exception:
# Turns out we used to ignore the body entirely, and some clients
# cheekily send invalid bodies.
content = {}
# twisted.web.server.Request.args is incorrectly defined as Optional[Any] # twisted.web.server.Request.args is incorrectly defined as Optional[Any]
args: Dict[bytes, List[bytes]] = request.args # type: ignore args: Dict[bytes, List[bytes]] = request.args # type: ignore
@ -952,12 +947,7 @@ class RoomMembershipRestServlet(TransactionRestServlet):
}: }:
raise AuthError(403, "Guest access not allowed") raise AuthError(403, "Guest access not allowed")
try: content = parse_json_object_from_request(request, allow_empty_body=True)
content = parse_json_object_from_request(request)
except Exception:
# Turns out we used to ignore the body entirely, and some clients
# cheekily send invalid bodies.
content = {}
if membership_action == "invite" and all( if membership_action == "invite" and all(
key in content for key in ("medium", "address") key in content for key in ("medium", "address")