mirror of
https://mau.dev/maunium/synapse.git
synced 2024-08-27 12:42:39 +00:00
![Jonathan de Jong](/assets/img/avatar_default.png)
Part of #9744 Removes all redundant `# -*- coding: utf-8 -*-` lines from files, as python 3 automatically reads source code as utf-8 now. `Signed-off-by: Jonathan de Jong <jonathan@automatia.nl>`
83 lines
3.2 KiB
Python
83 lines
3.2 KiB
Python
# Copyright 2016 OpenMarket Ltd
|
|
# Copyright 2018 New Vector 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.
|
|
import logging
|
|
|
|
from synapse.storage.database import DatabasePool
|
|
from synapse.storage.databases.main.event_federation import EventFederationWorkerStore
|
|
from synapse.storage.databases.main.event_push_actions import (
|
|
EventPushActionsWorkerStore,
|
|
)
|
|
from synapse.storage.databases.main.events_worker import EventsWorkerStore
|
|
from synapse.storage.databases.main.relations import RelationsWorkerStore
|
|
from synapse.storage.databases.main.roommember import RoomMemberWorkerStore
|
|
from synapse.storage.databases.main.signatures import SignatureWorkerStore
|
|
from synapse.storage.databases.main.state import StateGroupWorkerStore
|
|
from synapse.storage.databases.main.stream import StreamWorkerStore
|
|
from synapse.storage.databases.main.user_erasure_store import UserErasureWorkerStore
|
|
from synapse.util.caches.stream_change_cache import StreamChangeCache
|
|
|
|
from ._base import BaseSlavedStore
|
|
|
|
logger = logging.getLogger(__name__)
|
|
|
|
|
|
# So, um, we want to borrow a load of functions intended for reading from
|
|
# a DataStore, but we don't want to take functions that either write to the
|
|
# DataStore or are cached and don't have cache invalidation logic.
|
|
#
|
|
# Rather than write duplicate versions of those functions, or lift them to
|
|
# a common base class, we going to grab the underlying __func__ object from
|
|
# the method descriptor on the DataStore and chuck them into our class.
|
|
|
|
|
|
class SlavedEventStore(
|
|
EventFederationWorkerStore,
|
|
RoomMemberWorkerStore,
|
|
EventPushActionsWorkerStore,
|
|
StreamWorkerStore,
|
|
StateGroupWorkerStore,
|
|
EventsWorkerStore,
|
|
SignatureWorkerStore,
|
|
UserErasureWorkerStore,
|
|
RelationsWorkerStore,
|
|
BaseSlavedStore,
|
|
):
|
|
def __init__(self, database: DatabasePool, db_conn, hs):
|
|
super().__init__(database, db_conn, hs)
|
|
|
|
events_max = self._stream_id_gen.get_current_token()
|
|
curr_state_delta_prefill, min_curr_state_delta_id = self.db_pool.get_cache_dict(
|
|
db_conn,
|
|
"current_state_delta_stream",
|
|
entity_column="room_id",
|
|
stream_column="stream_id",
|
|
max_value=events_max, # As we share the stream id with events token
|
|
limit=1000,
|
|
)
|
|
self._curr_state_delta_stream_cache = StreamChangeCache(
|
|
"_curr_state_delta_stream_cache",
|
|
min_curr_state_delta_id,
|
|
prefilled_cache=curr_state_delta_prefill,
|
|
)
|
|
|
|
# Cached functions can't be accessed through a class instance so we need
|
|
# to reach inside the __dict__ to extract them.
|
|
|
|
def get_room_max_stream_ordering(self):
|
|
return self._stream_id_gen.get_current_token()
|
|
|
|
def get_room_min_stream_ordering(self):
|
|
return self._backfill_id_gen.get_current_token()
|