505 lines
19 KiB
Python
505 lines
19 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2014-2016 OpenMarket Ltd
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# Copyright 2018 New Vector 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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import calendar
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import logging
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import time
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from synapse.api.constants import PresenceState
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from synapse.storage.devices import DeviceStore
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from synapse.storage.user_erasure_store import UserErasureStore
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from synapse.util.caches.stream_change_cache import StreamChangeCache
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from .account_data import AccountDataStore
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from .appservice import ApplicationServiceStore, ApplicationServiceTransactionStore
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from .client_ips import ClientIpStore
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from .deviceinbox import DeviceInboxStore
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from .directory import DirectoryStore
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from .e2e_room_keys import EndToEndRoomKeyStore
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from .end_to_end_keys import EndToEndKeyStore
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from .engines import PostgresEngine
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from .event_federation import EventFederationStore
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from .event_push_actions import EventPushActionsStore
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from .events import EventsStore
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from .filtering import FilteringStore
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from .group_server import GroupServerStore
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from .keys import KeyStore
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from .media_repository import MediaRepositoryStore
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from .monthly_active_users import MonthlyActiveUsersStore
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from .openid import OpenIdStore
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from .presence import PresenceStore, UserPresenceState
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from .profile import ProfileStore
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from .push_rule import PushRuleStore
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from .pusher import PusherStore
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from .receipts import ReceiptsStore
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from .registration import RegistrationStore
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from .rejections import RejectionsStore
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from .room import RoomStore
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from .roommember import RoomMemberStore
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from .search import SearchStore
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from .signatures import SignatureStore
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from .state import StateStore
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from .stream import StreamStore
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from .tags import TagsStore
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from .transactions import TransactionStore
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from .user_directory import UserDirectoryStore
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from .util.id_generators import ChainedIdGenerator, IdGenerator, StreamIdGenerator
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logger = logging.getLogger(__name__)
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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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EventsStore,
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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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ReceiptsStore,
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EndToEndKeyStore,
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EndToEndRoomKeyStore,
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SearchStore,
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TagsStore,
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AccountDataStore,
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EventPushActionsStore,
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OpenIdStore,
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ClientIpStore,
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DeviceStore,
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DeviceInboxStore,
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UserDirectoryStore,
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GroupServerStore,
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UserErasureStore,
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MonthlyActiveUsersStore,
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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._clock = hs.get_clock()
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self.database_engine = hs.database_engine
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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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extra_tables=[("ex_outlier_stream", "event_stream_ordering")]
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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._device_inbox_id_gen = StreamIdGenerator(
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db_conn, "device_max_stream_id", "stream_id"
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)
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self._public_room_id_gen = StreamIdGenerator(
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db_conn, "public_room_list_stream", "stream_id"
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)
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self._device_list_id_gen = StreamIdGenerator(
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db_conn, "device_lists_stream", "stream_id",
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)
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self._access_tokens_id_gen = IdGenerator(db_conn, "access_tokens", "id")
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self._event_reports_id_gen = IdGenerator(db_conn, "event_reports", "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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self._group_updates_id_gen = StreamIdGenerator(
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db_conn, "local_group_updates", "stream_id",
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)
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if isinstance(self.database_engine, PostgresEngine):
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self._cache_id_gen = StreamIdGenerator(
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db_conn, "cache_invalidation_stream", "stream_id",
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)
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else:
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self._cache_id_gen = None
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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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max_device_inbox_id = self._device_inbox_id_gen.get_current_token()
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device_inbox_prefill, min_device_inbox_id = self._get_cache_dict(
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db_conn, "device_inbox",
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entity_column="user_id",
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stream_column="stream_id",
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max_value=max_device_inbox_id,
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limit=1000,
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)
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self._device_inbox_stream_cache = StreamChangeCache(
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"DeviceInboxStreamChangeCache", min_device_inbox_id,
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prefilled_cache=device_inbox_prefill,
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)
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# The federation outbox and the local device inbox uses the same
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# stream_id generator.
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device_outbox_prefill, min_device_outbox_id = self._get_cache_dict(
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db_conn, "device_federation_outbox",
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entity_column="destination",
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stream_column="stream_id",
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max_value=max_device_inbox_id,
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limit=1000,
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)
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self._device_federation_outbox_stream_cache = StreamChangeCache(
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"DeviceFederationOutboxStreamChangeCache", min_device_outbox_id,
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prefilled_cache=device_outbox_prefill,
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)
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device_list_max = self._device_list_id_gen.get_current_token()
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self._device_list_stream_cache = StreamChangeCache(
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"DeviceListStreamChangeCache", device_list_max,
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)
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self._device_list_federation_stream_cache = StreamChangeCache(
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"DeviceListFederationStreamChangeCache", device_list_max,
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)
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events_max = self._stream_id_gen.get_current_token()
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curr_state_delta_prefill, min_curr_state_delta_id = self._get_cache_dict(
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db_conn, "current_state_delta_stream",
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entity_column="room_id",
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stream_column="stream_id",
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max_value=events_max, # As we share the stream id with events token
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limit=1000,
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)
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self._curr_state_delta_stream_cache = StreamChangeCache(
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"_curr_state_delta_stream_cache", min_curr_state_delta_id,
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prefilled_cache=curr_state_delta_prefill,
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)
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_group_updates_prefill, min_group_updates_id = self._get_cache_dict(
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db_conn, "local_group_updates",
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entity_column="user_id",
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stream_column="stream_id",
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max_value=self._group_updates_id_gen.get_current_token(),
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limit=1000,
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)
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self._group_updates_stream_cache = StreamChangeCache(
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"_group_updates_stream_cache", min_group_updates_id,
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prefilled_cache=_group_updates_prefill,
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)
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self._stream_order_on_start = self.get_room_max_stream_ordering()
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self._min_stream_order_on_start = self.get_room_min_stream_ordering()
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# Used in _generate_user_daily_visits to keep track of progress
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self._last_user_visit_update = self._get_start_of_day()
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super(DataStore, self).__init__(db_conn, 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_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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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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yesterday = int(self._clock.time_msec()) - (1000 * 60 * 60 * 24)
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sql = """
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SELECT COALESCE(count(*), 0) FROM (
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SELECT user_id FROM user_ips
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WHERE last_seen > ?
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GROUP BY user_id
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) u
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"""
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txn.execute(sql, (yesterday,))
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count, = txn.fetchone()
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return count
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return self.runInteraction("count_users", _count_users)
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def count_r30_users(self):
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"""
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Counts the number of 30 day retained users, defined as:-
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* Users who have created their accounts more than 30 days ago
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* Where last seen at most 30 days ago
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* Where account creation and last_seen are > 30 days apart
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Returns counts globaly for a given user as well as breaking
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by platform
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"""
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def _count_r30_users(txn):
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thirty_days_in_secs = 86400 * 30
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now = int(self._clock.time())
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thirty_days_ago_in_secs = now - thirty_days_in_secs
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sql = """
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SELECT platform, COALESCE(count(*), 0) FROM (
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SELECT
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users.name, platform, users.creation_ts * 1000,
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MAX(uip.last_seen)
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FROM users
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INNER JOIN (
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SELECT
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user_id,
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last_seen,
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CASE
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WHEN user_agent LIKE '%%Android%%' THEN 'android'
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WHEN user_agent LIKE '%%iOS%%' THEN 'ios'
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WHEN user_agent LIKE '%%Electron%%' THEN 'electron'
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WHEN user_agent LIKE '%%Mozilla%%' THEN 'web'
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WHEN user_agent LIKE '%%Gecko%%' THEN 'web'
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ELSE 'unknown'
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END
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AS platform
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FROM user_ips
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) uip
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ON users.name = uip.user_id
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AND users.appservice_id is NULL
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AND users.creation_ts < ?
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AND uip.last_seen/1000 > ?
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AND (uip.last_seen/1000) - users.creation_ts > 86400 * 30
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GROUP BY users.name, platform, users.creation_ts
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) u GROUP BY platform
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"""
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results = {}
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txn.execute(sql, (thirty_days_ago_in_secs,
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thirty_days_ago_in_secs))
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for row in txn:
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if row[0] is 'unknown':
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pass
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results[row[0]] = row[1]
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sql = """
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SELECT COALESCE(count(*), 0) FROM (
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SELECT users.name, users.creation_ts * 1000,
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MAX(uip.last_seen)
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FROM users
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INNER JOIN (
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SELECT
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user_id,
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last_seen
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FROM user_ips
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) uip
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ON users.name = uip.user_id
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AND appservice_id is NULL
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AND users.creation_ts < ?
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AND uip.last_seen/1000 > ?
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AND (uip.last_seen/1000) - users.creation_ts > 86400 * 30
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GROUP BY users.name, users.creation_ts
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) u
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"""
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txn.execute(sql, (thirty_days_ago_in_secs,
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thirty_days_ago_in_secs))
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count, = txn.fetchone()
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results['all'] = count
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return results
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return self.runInteraction("count_r30_users", _count_r30_users)
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def _get_start_of_day(self):
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"""
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Returns millisecond unixtime for start of UTC day.
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"""
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now = time.gmtime()
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today_start = calendar.timegm((
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now.tm_year, now.tm_mon, now.tm_mday, 0, 0, 0,
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))
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return today_start * 1000
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def generate_user_daily_visits(self):
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"""
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Generates daily visit data for use in cohort/ retention analysis
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"""
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def _generate_user_daily_visits(txn):
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logger.info("Calling _generate_user_daily_visits")
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today_start = self._get_start_of_day()
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a_day_in_milliseconds = 24 * 60 * 60 * 1000
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now = self.clock.time_msec()
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sql = """
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INSERT INTO user_daily_visits (user_id, device_id, timestamp)
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SELECT u.user_id, u.device_id, ?
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FROM user_ips AS u
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LEFT JOIN (
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SELECT user_id, device_id, timestamp FROM user_daily_visits
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WHERE timestamp = ?
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) udv
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ON u.user_id = udv.user_id AND u.device_id=udv.device_id
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INNER JOIN users ON users.name=u.user_id
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WHERE last_seen > ? AND last_seen <= ?
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AND udv.timestamp IS NULL AND users.is_guest=0
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AND users.appservice_id IS NULL
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GROUP BY u.user_id, u.device_id
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"""
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# This means that the day has rolled over but there could still
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# be entries from the previous day. There is an edge case
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# where if the user logs in at 23:59 and overwrites their
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# last_seen at 00:01 then they will not be counted in the
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# previous day's stats - it is important that the query is run
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# often to minimise this case.
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if today_start > self._last_user_visit_update:
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yesterday_start = today_start - a_day_in_milliseconds
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txn.execute(sql, (
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yesterday_start, yesterday_start,
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self._last_user_visit_update, today_start
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))
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self._last_user_visit_update = today_start
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txn.execute(sql, (
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today_start, today_start,
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self._last_user_visit_update,
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now
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))
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# Update _last_user_visit_update to now. The reason to do this
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# rather just clamping to the beginning of the day is to limit
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# the size of the join - meaning that the query can be run more
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# frequently
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self._last_user_visit_update = now
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return self.runInteraction("generate_user_daily_visits",
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_generate_user_daily_visits)
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def get_users(self):
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"""Function to reterive a list of users in users table.
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Args:
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Returns:
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defer.Deferred: resolves to list[dict[str, Any]]
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"""
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return self._simple_select_list(
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table="users",
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keyvalues={},
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retcols=[
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"name",
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"password_hash",
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"is_guest",
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"admin"
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],
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desc="get_users",
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)
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def get_users_paginate(self, order, start, limit):
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"""Function to reterive a paginated list of users from
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users list. This will return a json object, which contains
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list of users and the total number of users in users table.
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Args:
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order (str): column name to order the select by this column
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start (int): start number to begin the query from
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limit (int): number of rows to reterive
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Returns:
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defer.Deferred: resolves to json object {list[dict[str, Any]], count}
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"""
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is_guest = 0
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i_start = (int)(start)
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i_limit = (int)(limit)
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return self.get_user_list_paginate(
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table="users",
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keyvalues={
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"is_guest": is_guest
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},
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pagevalues=[
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order,
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i_limit,
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i_start
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],
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retcols=[
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"name",
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"password_hash",
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"is_guest",
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"admin"
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],
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desc="get_users_paginate",
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)
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def search_users(self, term):
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"""Function to search users list for one or more users with
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the matched term.
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Args:
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term (str): search term
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col (str): column to query term should be matched to
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Returns:
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defer.Deferred: resolves to list[dict[str, Any]]
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"""
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return self._simple_search_list(
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table="users",
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term=term,
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col="name",
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retcols=[
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"name",
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"password_hash",
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"is_guest",
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"admin"
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],
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desc="search_users",
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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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