mirror of
https://mau.dev/maunium/synapse.git
synced 2024-08-26 04:05:38 +00:00
365 lines
13 KiB
Python
365 lines
13 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2019 The Matrix.org Foundation C.I.C.
|
|
#
|
|
# Licensed under the Apache License, Version 2.0 (the "License");
|
|
# you may not use this file except in compliance with the License.
|
|
# You may obtain a copy of the License at
|
|
#
|
|
# http://www.apache.org/licenses/LICENSE-2.0
|
|
#
|
|
# Unless required by applicable law or agreed to in writing, software
|
|
# distributed under the License is distributed on an "AS IS" BASIS,
|
|
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
# See the License for the specific language governing permissions and
|
|
# limitations under the License.
|
|
import logging
|
|
from typing import List, Optional
|
|
|
|
from synapse.api.constants import EventTypes, JoinRules, Membership, RoomCreationPreset
|
|
from synapse.api.errors import Codes, NotFoundError, SynapseError
|
|
from synapse.http.servlet import (
|
|
RestServlet,
|
|
assert_params_in_dict,
|
|
parse_integer,
|
|
parse_json_object_from_request,
|
|
parse_string,
|
|
)
|
|
from synapse.rest.admin._base import (
|
|
admin_patterns,
|
|
assert_requester_is_admin,
|
|
assert_user_is_admin,
|
|
historical_admin_path_patterns,
|
|
)
|
|
from synapse.storage.data_stores.main.room import RoomSortOrder
|
|
from synapse.types import RoomAlias, RoomID, UserID, create_requester
|
|
from synapse.util.async_helpers import maybe_awaitable
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
class ShutdownRoomRestServlet(RestServlet):
|
|
"""Shuts down a room by removing all local users from the room and blocking
|
|
all future invites and joins to the room. Any local aliases will be repointed
|
|
to a new room created by `new_room_user_id` and kicked users will be auto
|
|
joined to the new room.
|
|
"""
|
|
|
|
PATTERNS = historical_admin_path_patterns("/shutdown_room/(?P<room_id>[^/]+)")
|
|
|
|
DEFAULT_MESSAGE = (
|
|
"Sharing illegal content on this server is not permitted and rooms in"
|
|
" violation will be blocked."
|
|
)
|
|
|
|
def __init__(self, hs):
|
|
self.hs = hs
|
|
self.store = hs.get_datastore()
|
|
self.state = hs.get_state_handler()
|
|
self._room_creation_handler = hs.get_room_creation_handler()
|
|
self.event_creation_handler = hs.get_event_creation_handler()
|
|
self.room_member_handler = hs.get_room_member_handler()
|
|
self.auth = hs.get_auth()
|
|
self._replication = hs.get_replication_data_handler()
|
|
|
|
async def on_POST(self, request, room_id):
|
|
requester = await self.auth.get_user_by_req(request)
|
|
await assert_user_is_admin(self.auth, requester.user)
|
|
|
|
content = parse_json_object_from_request(request)
|
|
assert_params_in_dict(content, ["new_room_user_id"])
|
|
new_room_user_id = content["new_room_user_id"]
|
|
|
|
room_creator_requester = create_requester(new_room_user_id)
|
|
|
|
message = content.get("message", self.DEFAULT_MESSAGE)
|
|
room_name = content.get("room_name", "Content Violation Notification")
|
|
|
|
info, stream_id = await self._room_creation_handler.create_room(
|
|
room_creator_requester,
|
|
config={
|
|
"preset": RoomCreationPreset.PUBLIC_CHAT,
|
|
"name": room_name,
|
|
"power_level_content_override": {"users_default": -10},
|
|
},
|
|
ratelimit=False,
|
|
)
|
|
new_room_id = info["room_id"]
|
|
|
|
requester_user_id = requester.user.to_string()
|
|
|
|
logger.info(
|
|
"Shutting down room %r, joining to new room: %r", room_id, new_room_id
|
|
)
|
|
|
|
# This will work even if the room is already blocked, but that is
|
|
# desirable in case the first attempt at blocking the room failed below.
|
|
await self.store.block_room(room_id, requester_user_id)
|
|
|
|
# We now wait for the create room to come back in via replication so
|
|
# that we can assume that all the joins/invites have propogated before
|
|
# we try and auto join below.
|
|
#
|
|
# TODO: Currently the events stream is written to from master
|
|
await self._replication.wait_for_stream_position(
|
|
self.hs.config.worker.writers.events, "events", stream_id
|
|
)
|
|
|
|
users = await self.state.get_current_users_in_room(room_id)
|
|
kicked_users = []
|
|
failed_to_kick_users = []
|
|
for user_id in users:
|
|
if not self.hs.is_mine_id(user_id):
|
|
continue
|
|
|
|
logger.info("Kicking %r from %r...", user_id, room_id)
|
|
|
|
try:
|
|
target_requester = create_requester(user_id)
|
|
_, stream_id = await self.room_member_handler.update_membership(
|
|
requester=target_requester,
|
|
target=target_requester.user,
|
|
room_id=room_id,
|
|
action=Membership.LEAVE,
|
|
content={},
|
|
ratelimit=False,
|
|
require_consent=False,
|
|
)
|
|
|
|
# Wait for leave to come in over replication before trying to forget.
|
|
await self._replication.wait_for_stream_position(
|
|
self.hs.config.worker.writers.events, "events", stream_id
|
|
)
|
|
|
|
await self.room_member_handler.forget(target_requester.user, room_id)
|
|
|
|
await self.room_member_handler.update_membership(
|
|
requester=target_requester,
|
|
target=target_requester.user,
|
|
room_id=new_room_id,
|
|
action=Membership.JOIN,
|
|
content={},
|
|
ratelimit=False,
|
|
require_consent=False,
|
|
)
|
|
|
|
kicked_users.append(user_id)
|
|
except Exception:
|
|
logger.exception(
|
|
"Failed to leave old room and join new room for %r", user_id
|
|
)
|
|
failed_to_kick_users.append(user_id)
|
|
|
|
await self.event_creation_handler.create_and_send_nonmember_event(
|
|
room_creator_requester,
|
|
{
|
|
"type": "m.room.message",
|
|
"content": {"body": message, "msgtype": "m.text"},
|
|
"room_id": new_room_id,
|
|
"sender": new_room_user_id,
|
|
},
|
|
ratelimit=False,
|
|
)
|
|
|
|
aliases_for_room = await maybe_awaitable(
|
|
self.store.get_aliases_for_room(room_id)
|
|
)
|
|
|
|
await self.store.update_aliases_for_room(
|
|
room_id, new_room_id, requester_user_id
|
|
)
|
|
|
|
return (
|
|
200,
|
|
{
|
|
"kicked_users": kicked_users,
|
|
"failed_to_kick_users": failed_to_kick_users,
|
|
"local_aliases": aliases_for_room,
|
|
"new_room_id": new_room_id,
|
|
},
|
|
)
|
|
|
|
|
|
class ListRoomRestServlet(RestServlet):
|
|
"""
|
|
List all rooms that are known to the homeserver. Results are returned
|
|
in a dictionary containing room information. Supports pagination.
|
|
"""
|
|
|
|
PATTERNS = admin_patterns("/rooms$")
|
|
|
|
def __init__(self, hs):
|
|
self.store = hs.get_datastore()
|
|
self.auth = hs.get_auth()
|
|
self.admin_handler = hs.get_handlers().admin_handler
|
|
|
|
async def on_GET(self, request):
|
|
requester = await self.auth.get_user_by_req(request)
|
|
await assert_user_is_admin(self.auth, requester.user)
|
|
|
|
# Extract query parameters
|
|
start = parse_integer(request, "from", default=0)
|
|
limit = parse_integer(request, "limit", default=100)
|
|
order_by = parse_string(request, "order_by", default=RoomSortOrder.NAME.value)
|
|
if order_by not in (
|
|
RoomSortOrder.ALPHABETICAL.value,
|
|
RoomSortOrder.SIZE.value,
|
|
RoomSortOrder.NAME.value,
|
|
RoomSortOrder.CANONICAL_ALIAS.value,
|
|
RoomSortOrder.JOINED_MEMBERS.value,
|
|
RoomSortOrder.JOINED_LOCAL_MEMBERS.value,
|
|
RoomSortOrder.VERSION.value,
|
|
RoomSortOrder.CREATOR.value,
|
|
RoomSortOrder.ENCRYPTION.value,
|
|
RoomSortOrder.FEDERATABLE.value,
|
|
RoomSortOrder.PUBLIC.value,
|
|
RoomSortOrder.JOIN_RULES.value,
|
|
RoomSortOrder.GUEST_ACCESS.value,
|
|
RoomSortOrder.HISTORY_VISIBILITY.value,
|
|
RoomSortOrder.STATE_EVENTS.value,
|
|
):
|
|
raise SynapseError(
|
|
400,
|
|
"Unknown value for order_by: %s" % (order_by,),
|
|
errcode=Codes.INVALID_PARAM,
|
|
)
|
|
|
|
search_term = parse_string(request, "search_term")
|
|
if search_term == "":
|
|
raise SynapseError(
|
|
400,
|
|
"search_term cannot be an empty string",
|
|
errcode=Codes.INVALID_PARAM,
|
|
)
|
|
|
|
direction = parse_string(request, "dir", default="f")
|
|
if direction not in ("f", "b"):
|
|
raise SynapseError(
|
|
400, "Unknown direction: %s" % (direction,), errcode=Codes.INVALID_PARAM
|
|
)
|
|
|
|
reverse_order = True if direction == "b" else False
|
|
|
|
# Return list of rooms according to parameters
|
|
rooms, total_rooms = await self.store.get_rooms_paginate(
|
|
start, limit, order_by, reverse_order, search_term
|
|
)
|
|
response = {
|
|
# next_token should be opaque, so return a value the client can parse
|
|
"offset": start,
|
|
"rooms": rooms,
|
|
"total_rooms": total_rooms,
|
|
}
|
|
|
|
# Are there more rooms to paginate through after this?
|
|
if (start + limit) < total_rooms:
|
|
# There are. Calculate where the query should start from next time
|
|
# to get the next part of the list
|
|
response["next_batch"] = start + limit
|
|
|
|
# Is it possible to paginate backwards? Check if we currently have an
|
|
# offset
|
|
if start > 0:
|
|
if start > limit:
|
|
# Going back one iteration won't take us to the start.
|
|
# Calculate new offset
|
|
response["prev_batch"] = start - limit
|
|
else:
|
|
response["prev_batch"] = 0
|
|
|
|
return 200, response
|
|
|
|
|
|
class RoomRestServlet(RestServlet):
|
|
"""Get room details.
|
|
|
|
TODO: Add on_POST to allow room creation without joining the room
|
|
"""
|
|
|
|
PATTERNS = admin_patterns("/rooms/(?P<room_id>[^/]+)$")
|
|
|
|
def __init__(self, hs):
|
|
self.hs = hs
|
|
self.auth = hs.get_auth()
|
|
self.store = hs.get_datastore()
|
|
|
|
async def on_GET(self, request, room_id):
|
|
await assert_requester_is_admin(self.auth, request)
|
|
|
|
ret = await self.store.get_room_with_stats(room_id)
|
|
if not ret:
|
|
raise NotFoundError("Room not found")
|
|
|
|
return 200, ret
|
|
|
|
|
|
class JoinRoomAliasServlet(RestServlet):
|
|
|
|
PATTERNS = admin_patterns("/join/(?P<room_identifier>[^/]*)")
|
|
|
|
def __init__(self, hs):
|
|
self.hs = hs
|
|
self.auth = hs.get_auth()
|
|
self.room_member_handler = hs.get_room_member_handler()
|
|
self.admin_handler = hs.get_handlers().admin_handler
|
|
self.state_handler = hs.get_state_handler()
|
|
|
|
async def on_POST(self, request, room_identifier):
|
|
requester = await self.auth.get_user_by_req(request)
|
|
await assert_user_is_admin(self.auth, requester.user)
|
|
|
|
content = parse_json_object_from_request(request)
|
|
|
|
assert_params_in_dict(content, ["user_id"])
|
|
target_user = UserID.from_string(content["user_id"])
|
|
|
|
if not self.hs.is_mine(target_user):
|
|
raise SynapseError(400, "This endpoint can only be used with local users")
|
|
|
|
if not await self.admin_handler.get_user(target_user):
|
|
raise NotFoundError("User not found")
|
|
|
|
if RoomID.is_valid(room_identifier):
|
|
room_id = room_identifier
|
|
try:
|
|
remote_room_hosts = [
|
|
x.decode("ascii") for x in request.args[b"server_name"]
|
|
] # type: Optional[List[str]]
|
|
except Exception:
|
|
remote_room_hosts = None
|
|
elif RoomAlias.is_valid(room_identifier):
|
|
handler = self.room_member_handler
|
|
room_alias = RoomAlias.from_string(room_identifier)
|
|
room_id, remote_room_hosts = await handler.lookup_room_alias(room_alias)
|
|
room_id = room_id.to_string()
|
|
else:
|
|
raise SynapseError(
|
|
400, "%s was not legal room ID or room alias" % (room_identifier,)
|
|
)
|
|
|
|
fake_requester = create_requester(target_user)
|
|
|
|
# send invite if room has "JoinRules.INVITE"
|
|
room_state = await self.state_handler.get_current_state(room_id)
|
|
join_rules_event = room_state.get((EventTypes.JoinRules, ""))
|
|
if join_rules_event:
|
|
if not (join_rules_event.content.get("join_rule") == JoinRules.PUBLIC):
|
|
await self.room_member_handler.update_membership(
|
|
requester=requester,
|
|
target=fake_requester.user,
|
|
room_id=room_id,
|
|
action="invite",
|
|
remote_room_hosts=remote_room_hosts,
|
|
ratelimit=False,
|
|
)
|
|
|
|
await self.room_member_handler.update_membership(
|
|
requester=fake_requester,
|
|
target=fake_requester.user,
|
|
room_id=room_id,
|
|
action="join",
|
|
remote_room_hosts=remote_room_hosts,
|
|
ratelimit=False,
|
|
)
|
|
|
|
return 200, {"room_id": room_id}
|