diff --git a/synapse/federation/federation_client.py b/synapse/federation/federation_client.py
index 007d1a27dc..2eefac04fd 100644
--- a/synapse/federation/federation_client.py
+++ b/synapse/federation/federation_client.py
@@ -1108,7 +1108,8 @@ class FederationClient(FederationBase):
The response from the remote server.
Raises:
- HttpResponseException: There was an exception returned from the remote server
+ HttpResponseException / RequestSendFailed: There was an exception
+ returned from the remote server
SynapseException: M_FORBIDDEN when the remote server has disallowed publicRoom
requests over federation
diff --git a/synapse/handlers/room_list.py b/synapse/handlers/room_list.py
index fae2c098e3..6d433fad41 100644
--- a/synapse/handlers/room_list.py
+++ b/synapse/handlers/room_list.py
@@ -356,6 +356,12 @@ class RoomListHandler(BaseHandler):
include_all_networks: bool = False,
third_party_instance_id: Optional[str] = None,
) -> JsonDict:
+ """Get the public room list from remote server
+
+ Raises:
+ SynapseError
+ """
+
if not self.enable_room_list_search:
return {"chunk": [], "total_room_count_estimate": 0}
@@ -395,13 +401,16 @@ class RoomListHandler(BaseHandler):
limit = None
since_token = None
- res = await self._get_remote_list_cached(
- server_name,
- limit=limit,
- since_token=since_token,
- include_all_networks=include_all_networks,
- third_party_instance_id=third_party_instance_id,
- )
+ try:
+ res = await self._get_remote_list_cached(
+ server_name,
+ limit=limit,
+ since_token=since_token,
+ include_all_networks=include_all_networks,
+ third_party_instance_id=third_party_instance_id,
+ )
+ except (RequestSendFailed, HttpResponseException):
+ raise SynapseError(502, "Failed to fetch room list")
if search_filter:
res = {
@@ -423,20 +432,21 @@ class RoomListHandler(BaseHandler):
include_all_networks: bool = False,
third_party_instance_id: Optional[str] = None,
) -> JsonDict:
+ """Wrapper around FederationClient.get_public_rooms that caches the
+ result.
+ """
+
repl_layer = self.hs.get_federation_client()
if search_filter:
# We can't cache when asking for search
- try:
- return await repl_layer.get_public_rooms(
- server_name,
- limit=limit,
- since_token=since_token,
- search_filter=search_filter,
- include_all_networks=include_all_networks,
- third_party_instance_id=third_party_instance_id,
- )
- except (RequestSendFailed, HttpResponseException):
- raise SynapseError(502, "Failed to fetch room list")
+ return await repl_layer.get_public_rooms(
+ server_name,
+ limit=limit,
+ since_token=since_token,
+ search_filter=search_filter,
+ include_all_networks=include_all_networks,
+ third_party_instance_id=third_party_instance_id,
+ )
key = (
server_name,
diff --git a/synapse/rest/client/v1/room.py b/synapse/rest/client/v1/room.py
index 982f134148..f887970b76 100644
--- a/synapse/rest/client/v1/room.py
+++ b/synapse/rest/client/v1/room.py
@@ -23,7 +23,6 @@ from synapse.api.constants import EventContentFields, EventTypes, Membership
from synapse.api.errors import (
AuthError,
Codes,
- HttpResponseException,
InvalidClientCredentialsError,
ShadowBanError,
SynapseError,
@@ -783,12 +782,9 @@ class PublicRoomListRestServlet(TransactionRestServlet):
Codes.INVALID_PARAM,
)
- try:
- data = await handler.get_remote_public_room_list(
- server, limit=limit, since_token=since_token
- )
- except HttpResponseException as e:
- raise e.to_synapse_error()
+ data = await handler.get_remote_public_room_list(
+ server, limit=limit, since_token=since_token
+ )
else:
data = await handler.get_local_public_room_list(
limit=limit, since_token=since_token
@@ -836,17 +832,15 @@ class PublicRoomListRestServlet(TransactionRestServlet):
Codes.INVALID_PARAM,
)
- try:
- data = await handler.get_remote_public_room_list(
- server,
- limit=limit,
- since_token=since_token,
- search_filter=search_filter,
- include_all_networks=include_all_networks,
- third_party_instance_id=third_party_instance_id,
- )
- except HttpResponseException as e:
- raise e.to_synapse_error()
+ data = await handler.get_remote_public_room_list(
+ server,
+ limit=limit,
+ since_token=since_token,
+ search_filter=search_filter,
+ include_all_networks=include_all_networks,
+ third_party_instance_id=third_party_instance_id,
+ )
+
else:
data = await handler.get_local_public_room_list(
limit=limit,
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