142 lines
4.7 KiB
Python
142 lines
4.7 KiB
Python
# Copyright 2018-2021 The Matrix.org Foundation C.I.C.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import logging
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from typing import TYPE_CHECKING, List, Optional, Tuple
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from synapse.api.errors import SynapseError
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from synapse.handlers.room_member import RoomMemberHandler
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from synapse.replication.http.membership import (
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ReplicationRemoteJoinRestServlet as ReplRemoteJoin,
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ReplicationRemoteKnockRestServlet as ReplRemoteKnock,
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ReplicationRemoteRejectInviteRestServlet as ReplRejectInvite,
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ReplicationRemoteRescindKnockRestServlet as ReplRescindKnock,
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ReplicationUserJoinedLeftRoomRestServlet as ReplJoinedLeft,
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)
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from synapse.types import JsonDict, Requester, UserID
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if TYPE_CHECKING:
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from synapse.server import HomeServer
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logger = logging.getLogger(__name__)
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class RoomMemberWorkerHandler(RoomMemberHandler):
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def __init__(self, hs: "HomeServer"):
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super().__init__(hs)
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self._remote_join_client = ReplRemoteJoin.make_client(hs)
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self._remote_knock_client = ReplRemoteKnock.make_client(hs)
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self._remote_reject_client = ReplRejectInvite.make_client(hs)
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self._remote_rescind_client = ReplRescindKnock.make_client(hs)
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self._notify_change_client = ReplJoinedLeft.make_client(hs)
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async def _remote_join(
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self,
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requester: Requester,
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remote_room_hosts: List[str],
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room_id: str,
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user: UserID,
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content: dict,
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) -> Tuple[str, int]:
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"""Implements RoomMemberHandler._remote_join"""
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if len(remote_room_hosts) == 0:
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raise SynapseError(404, "No known servers")
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ret = await self._remote_join_client(
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requester=requester,
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remote_room_hosts=remote_room_hosts,
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room_id=room_id,
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user_id=user.to_string(),
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content=content,
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)
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return ret["event_id"], ret["stream_id"]
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async def remote_reject_invite(
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self,
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invite_event_id: str,
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txn_id: Optional[str],
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requester: Requester,
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content: dict,
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) -> Tuple[str, int]:
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"""
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Rejects an out-of-band invite received from a remote user
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Implements RoomMemberHandler.remote_reject_invite
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"""
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ret = await self._remote_reject_client(
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invite_event_id=invite_event_id,
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txn_id=txn_id,
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requester=requester,
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content=content,
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)
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return ret["event_id"], ret["stream_id"]
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async def remote_rescind_knock(
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self,
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knock_event_id: str,
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txn_id: Optional[str],
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requester: Requester,
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content: JsonDict,
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) -> Tuple[str, int]:
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"""
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Rescinds a local knock made on a remote room
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Args:
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knock_event_id: the knock event
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txn_id: optional transaction ID supplied by the client
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requester: user making the request, according to the access token
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content: additional content to include in the leave event.
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Normally an empty dict.
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Returns:
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A tuple containing (event_id, stream_id of the leave event)
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"""
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ret = await self._remote_rescind_client(
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knock_event_id=knock_event_id,
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txn_id=txn_id,
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requester=requester,
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content=content,
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)
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return ret["event_id"], ret["stream_id"]
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async def remote_knock(
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self,
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remote_room_hosts: List[str],
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room_id: str,
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user: UserID,
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content: dict,
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) -> Tuple[str, int]:
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"""Sends a knock to a room.
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Implements RoomMemberHandler.remote_knock
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"""
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ret = await self._remote_knock_client(
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remote_room_hosts=remote_room_hosts,
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room_id=room_id,
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user=user,
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content=content,
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)
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return ret["event_id"], ret["stream_id"]
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async def _user_left_room(self, target: UserID, room_id: str) -> None:
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"""Implements RoomMemberHandler._user_left_room"""
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await self._notify_change_client(
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user_id=target.to_string(), room_id=room_id, change="left"
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)
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async def forget(self, target: UserID, room_id: str) -> None:
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raise RuntimeError("Cannot forget rooms on workers.")
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