mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-12-29 20:06:14 -05:00
df727f2126
If rejecting a remote invite fails with an error response don't fail the entire request; instead mark the invite as locally rejected. This fixes the bug where users can get stuck invites which they can neither accept nor reject.
310 lines
10 KiB
Python
310 lines
10 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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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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from twisted.internet import defer
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from .appservice import (
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ApplicationServiceStore, ApplicationServiceTransactionStore
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)
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from ._base import Cache
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from .directory import DirectoryStore
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from .events import EventsStore
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from .presence import PresenceStore, UserPresenceState
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from .profile import ProfileStore
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from .registration import RegistrationStore
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from .room import RoomStore
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from .roommember import RoomMemberStore
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from .stream import StreamStore
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from .transactions import TransactionStore
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from .keys import KeyStore
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from .event_federation import EventFederationStore
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from .pusher import PusherStore
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from .push_rule import PushRuleStore
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from .media_repository import MediaRepositoryStore
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from .rejections import RejectionsStore
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from .event_push_actions import EventPushActionsStore
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from .state import StateStore
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from .signatures import SignatureStore
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from .filtering import FilteringStore
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from .end_to_end_keys import EndToEndKeyStore
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from .receipts import ReceiptsStore
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from .search import SearchStore
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from .tags import TagsStore
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from .account_data import AccountDataStore
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from .util.id_generators import IdGenerator, StreamIdGenerator, ChainedIdGenerator
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from synapse.api.constants import PresenceState
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from synapse.util.caches.stream_change_cache import StreamChangeCache
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import logging
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logger = logging.getLogger(__name__)
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# Number of msec of granularity to store the user IP 'last seen' time. Smaller
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# times give more inserts into the database even for readonly API hits
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# 120 seconds == 2 minutes
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LAST_SEEN_GRANULARITY = 120 * 1000
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class DataStore(RoomMemberStore, RoomStore,
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RegistrationStore, StreamStore, ProfileStore,
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PresenceStore, TransactionStore,
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DirectoryStore, KeyStore, StateStore, SignatureStore,
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ApplicationServiceStore,
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EventFederationStore,
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MediaRepositoryStore,
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RejectionsStore,
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FilteringStore,
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PusherStore,
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PushRuleStore,
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ApplicationServiceTransactionStore,
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EventsStore,
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ReceiptsStore,
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EndToEndKeyStore,
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SearchStore,
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TagsStore,
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AccountDataStore,
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EventPushActionsStore
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):
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def __init__(self, db_conn, hs):
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self.hs = hs
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self.database_engine = hs.database_engine
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self.client_ip_last_seen = Cache(
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name="client_ip_last_seen",
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keylen=4,
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)
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self._stream_id_gen = StreamIdGenerator(
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db_conn, "events", "stream_ordering",
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extra_tables=[("local_invites", "stream_id")]
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)
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self._backfill_id_gen = StreamIdGenerator(
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db_conn, "events", "stream_ordering", step=-1
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)
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self._receipts_id_gen = StreamIdGenerator(
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db_conn, "receipts_linearized", "stream_id"
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)
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self._account_data_id_gen = StreamIdGenerator(
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db_conn, "account_data_max_stream_id", "stream_id"
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)
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self._presence_id_gen = StreamIdGenerator(
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db_conn, "presence_stream", "stream_id"
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)
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self._transaction_id_gen = IdGenerator(db_conn, "sent_transactions", "id")
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self._state_groups_id_gen = StreamIdGenerator(db_conn, "state_groups", "id")
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self._access_tokens_id_gen = IdGenerator(db_conn, "access_tokens", "id")
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self._refresh_tokens_id_gen = IdGenerator(db_conn, "refresh_tokens", "id")
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self._push_rule_id_gen = IdGenerator(db_conn, "push_rules", "id")
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self._push_rules_enable_id_gen = IdGenerator(db_conn, "push_rules_enable", "id")
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self._push_rules_stream_id_gen = ChainedIdGenerator(
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self._stream_id_gen, db_conn, "push_rules_stream", "stream_id"
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)
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self._pushers_id_gen = StreamIdGenerator(
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db_conn, "pushers", "id",
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extra_tables=[("deleted_pushers", "stream_id")],
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)
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events_max = self._stream_id_gen.get_current_token()
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event_cache_prefill, min_event_val = self._get_cache_dict(
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db_conn, "events",
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entity_column="room_id",
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stream_column="stream_ordering",
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max_value=events_max,
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)
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self._events_stream_cache = StreamChangeCache(
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"EventsRoomStreamChangeCache", min_event_val,
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prefilled_cache=event_cache_prefill,
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)
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self._membership_stream_cache = StreamChangeCache(
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"MembershipStreamChangeCache", events_max,
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)
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account_max = self._account_data_id_gen.get_current_token()
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self._account_data_stream_cache = StreamChangeCache(
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"AccountDataAndTagsChangeCache", account_max,
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)
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self.__presence_on_startup = self._get_active_presence(db_conn)
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presence_cache_prefill, min_presence_val = self._get_cache_dict(
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db_conn, "presence_stream",
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entity_column="user_id",
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stream_column="stream_id",
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max_value=self._presence_id_gen.get_current_token(),
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)
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self.presence_stream_cache = StreamChangeCache(
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"PresenceStreamChangeCache", min_presence_val,
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prefilled_cache=presence_cache_prefill
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)
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push_rules_prefill, push_rules_id = self._get_cache_dict(
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db_conn, "push_rules_stream",
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entity_column="user_id",
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stream_column="stream_id",
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max_value=self._push_rules_stream_id_gen.get_current_token()[0],
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)
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self.push_rules_stream_cache = StreamChangeCache(
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"PushRulesStreamChangeCache", push_rules_id,
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prefilled_cache=push_rules_prefill,
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)
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super(DataStore, self).__init__(hs)
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def take_presence_startup_info(self):
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active_on_startup = self.__presence_on_startup
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self.__presence_on_startup = None
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return active_on_startup
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def _get_cache_dict(self, db_conn, table, entity_column, stream_column, max_value):
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# Fetch a mapping of room_id -> max stream position for "recent" rooms.
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# It doesn't really matter how many we get, the StreamChangeCache will
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# do the right thing to ensure it respects the max size of cache.
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sql = (
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"SELECT %(entity)s, MAX(%(stream)s) FROM %(table)s"
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" WHERE %(stream)s > ? - 100000"
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" GROUP BY %(entity)s"
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) % {
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"table": table,
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"entity": entity_column,
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"stream": stream_column,
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}
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sql = self.database_engine.convert_param_style(sql)
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txn = db_conn.cursor()
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txn.execute(sql, (int(max_value),))
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rows = txn.fetchall()
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txn.close()
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cache = {
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row[0]: int(row[1])
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for row in rows
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}
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if cache:
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min_val = min(cache.values())
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else:
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min_val = max_value
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return cache, min_val
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def _get_active_presence(self, db_conn):
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"""Fetch non-offline presence from the database so that we can register
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the appropriate time outs.
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"""
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sql = (
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"SELECT user_id, state, last_active_ts, last_federation_update_ts,"
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" last_user_sync_ts, status_msg, currently_active FROM presence_stream"
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" WHERE state != ?"
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)
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sql = self.database_engine.convert_param_style(sql)
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txn = db_conn.cursor()
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txn.execute(sql, (PresenceState.OFFLINE,))
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rows = self.cursor_to_dict(txn)
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txn.close()
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for row in rows:
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row["currently_active"] = bool(row["currently_active"])
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return [UserPresenceState(**row) for row in rows]
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@defer.inlineCallbacks
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def insert_client_ip(self, user, access_token, ip, user_agent):
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now = int(self._clock.time_msec())
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key = (user.to_string(), access_token, ip)
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try:
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last_seen = self.client_ip_last_seen.get(key)
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except KeyError:
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last_seen = None
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# Rate-limited inserts
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if last_seen is not None and (now - last_seen) < LAST_SEEN_GRANULARITY:
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defer.returnValue(None)
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self.client_ip_last_seen.prefill(key, now)
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# It's safe not to lock here: a) no unique constraint,
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# b) LAST_SEEN_GRANULARITY makes concurrent updates incredibly unlikely
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yield self._simple_upsert(
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"user_ips",
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keyvalues={
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"user_id": user.to_string(),
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"access_token": access_token,
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"ip": ip,
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"user_agent": user_agent,
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},
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values={
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"last_seen": now,
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},
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desc="insert_client_ip",
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lock=False,
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)
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@defer.inlineCallbacks
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def count_daily_users(self):
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"""
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Counts the number of users who used this homeserver in the last 24 hours.
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"""
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def _count_users(txn):
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txn.execute(
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"SELECT COUNT(DISTINCT user_id) AS users"
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" FROM user_ips"
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" WHERE last_seen > ?",
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# This is close enough to a day for our purposes.
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(int(self._clock.time_msec()) - (1000 * 60 * 60 * 24),)
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)
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rows = self.cursor_to_dict(txn)
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if rows:
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return rows[0]["users"]
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return 0
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ret = yield self.runInteraction("count_users", _count_users)
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defer.returnValue(ret)
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def get_user_ip_and_agents(self, user):
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return self._simple_select_list(
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table="user_ips",
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keyvalues={"user_id": user.to_string()},
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retcols=[
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"access_token", "ip", "user_agent", "last_seen"
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],
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desc="get_user_ip_and_agents",
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)
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def are_all_users_on_domain(txn, database_engine, domain):
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sql = database_engine.convert_param_style(
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"SELECT COUNT(*) FROM users WHERE name NOT LIKE ?"
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)
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pat = "%:" + domain
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txn.execute(sql, (pat,))
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num_not_matching = txn.fetchall()[0][0]
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if num_not_matching == 0:
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return True
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return False
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