mirror of
https://git.anonymousland.org/anonymousland/synapse-product.git
synced 2024-10-01 08:25:44 -04:00
c66a06ac6b
This is in preparation for having multiple data stores that offer different functionality, e.g. splitting out state or event storage.
174 lines
5.4 KiB
Python
174 lines
5.4 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright 2014-2016 OpenMarket Ltd
|
|
#
|
|
# 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.
|
|
|
|
from collections import namedtuple
|
|
|
|
from twisted.internet import defer
|
|
|
|
from synapse.api.errors import SynapseError
|
|
from synapse.storage._base import SQLBaseStore
|
|
from synapse.util.caches.descriptors import cached
|
|
|
|
RoomAliasMapping = namedtuple("RoomAliasMapping", ("room_id", "room_alias", "servers"))
|
|
|
|
|
|
class DirectoryWorkerStore(SQLBaseStore):
|
|
@defer.inlineCallbacks
|
|
def get_association_from_room_alias(self, room_alias):
|
|
""" Get's the room_id and server list for a given room_alias
|
|
|
|
Args:
|
|
room_alias (RoomAlias)
|
|
|
|
Returns:
|
|
Deferred: results in namedtuple with keys "room_id" and
|
|
"servers" or None if no association can be found
|
|
"""
|
|
room_id = yield self._simple_select_one_onecol(
|
|
"room_aliases",
|
|
{"room_alias": room_alias.to_string()},
|
|
"room_id",
|
|
allow_none=True,
|
|
desc="get_association_from_room_alias",
|
|
)
|
|
|
|
if not room_id:
|
|
return None
|
|
|
|
servers = yield self._simple_select_onecol(
|
|
"room_alias_servers",
|
|
{"room_alias": room_alias.to_string()},
|
|
"server",
|
|
desc="get_association_from_room_alias",
|
|
)
|
|
|
|
if not servers:
|
|
return None
|
|
|
|
return RoomAliasMapping(room_id, room_alias.to_string(), servers)
|
|
|
|
def get_room_alias_creator(self, room_alias):
|
|
return self._simple_select_one_onecol(
|
|
table="room_aliases",
|
|
keyvalues={"room_alias": room_alias},
|
|
retcol="creator",
|
|
desc="get_room_alias_creator",
|
|
)
|
|
|
|
@cached(max_entries=5000)
|
|
def get_aliases_for_room(self, room_id):
|
|
return self._simple_select_onecol(
|
|
"room_aliases",
|
|
{"room_id": room_id},
|
|
"room_alias",
|
|
desc="get_aliases_for_room",
|
|
)
|
|
|
|
|
|
class DirectoryStore(DirectoryWorkerStore):
|
|
@defer.inlineCallbacks
|
|
def create_room_alias_association(self, room_alias, room_id, servers, creator=None):
|
|
""" Creates an association between a room alias and room_id/servers
|
|
|
|
Args:
|
|
room_alias (RoomAlias)
|
|
room_id (str)
|
|
servers (list)
|
|
creator (str): Optional user_id of creator.
|
|
|
|
Returns:
|
|
Deferred
|
|
"""
|
|
|
|
def alias_txn(txn):
|
|
self._simple_insert_txn(
|
|
txn,
|
|
"room_aliases",
|
|
{
|
|
"room_alias": room_alias.to_string(),
|
|
"room_id": room_id,
|
|
"creator": creator,
|
|
},
|
|
)
|
|
|
|
self._simple_insert_many_txn(
|
|
txn,
|
|
table="room_alias_servers",
|
|
values=[
|
|
{"room_alias": room_alias.to_string(), "server": server}
|
|
for server in servers
|
|
],
|
|
)
|
|
|
|
self._invalidate_cache_and_stream(
|
|
txn, self.get_aliases_for_room, (room_id,)
|
|
)
|
|
|
|
try:
|
|
ret = yield self.runInteraction("create_room_alias_association", alias_txn)
|
|
except self.database_engine.module.IntegrityError:
|
|
raise SynapseError(
|
|
409, "Room alias %s already exists" % room_alias.to_string()
|
|
)
|
|
return ret
|
|
|
|
@defer.inlineCallbacks
|
|
def delete_room_alias(self, room_alias):
|
|
room_id = yield self.runInteraction(
|
|
"delete_room_alias", self._delete_room_alias_txn, room_alias
|
|
)
|
|
|
|
return room_id
|
|
|
|
def _delete_room_alias_txn(self, txn, room_alias):
|
|
txn.execute(
|
|
"SELECT room_id FROM room_aliases WHERE room_alias = ?",
|
|
(room_alias.to_string(),),
|
|
)
|
|
|
|
res = txn.fetchone()
|
|
if res:
|
|
room_id = res[0]
|
|
else:
|
|
return None
|
|
|
|
txn.execute(
|
|
"DELETE FROM room_aliases WHERE room_alias = ?", (room_alias.to_string(),)
|
|
)
|
|
|
|
txn.execute(
|
|
"DELETE FROM room_alias_servers WHERE room_alias = ?",
|
|
(room_alias.to_string(),),
|
|
)
|
|
|
|
self._invalidate_cache_and_stream(txn, self.get_aliases_for_room, (room_id,))
|
|
|
|
return room_id
|
|
|
|
def update_aliases_for_room(self, old_room_id, new_room_id, creator):
|
|
def _update_aliases_for_room_txn(txn):
|
|
sql = "UPDATE room_aliases SET room_id = ?, creator = ? WHERE room_id = ?"
|
|
txn.execute(sql, (new_room_id, creator, old_room_id))
|
|
self._invalidate_cache_and_stream(
|
|
txn, self.get_aliases_for_room, (old_room_id,)
|
|
)
|
|
self._invalidate_cache_and_stream(
|
|
txn, self.get_aliases_for_room, (new_room_id,)
|
|
)
|
|
|
|
return self.runInteraction(
|
|
"_update_aliases_for_room_txn", _update_aliases_for_room_txn
|
|
)
|