mirror of
https://git.anonymousland.org/anonymousland/synapse.git
synced 2024-10-01 11:49:51 -04:00
872 lines
33 KiB
Python
872 lines
33 KiB
Python
# -*- coding: utf-8 -*-
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# Copyright 2015 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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from synapse.storage._base import SQLBaseStore, LoggingTransaction
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from twisted.internet import defer
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from synapse.util.async import sleep
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from synapse.util.caches.descriptors import cachedInlineCallbacks
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from synapse.types import RoomStreamToken
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from .stream import lower_bound
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import logging
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import ujson as json
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logger = logging.getLogger(__name__)
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DEFAULT_NOTIF_ACTION = ["notify", {"set_tweak": "highlight", "value": False}]
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DEFAULT_HIGHLIGHT_ACTION = [
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"notify", {"set_tweak": "sound", "value": "default"}, {"set_tweak": "highlight"}
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]
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def _serialize_action(actions, is_highlight):
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"""Custom serializer for actions. This allows us to "compress" common actions.
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We use the fact that most users have the same actions for notifs (and for
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highlights).
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We store these default actions as the empty string rather than the full JSON.
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Since the empty string isn't valid JSON there is no risk of this clashing with
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any real JSON actions
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"""
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if is_highlight:
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if actions == DEFAULT_HIGHLIGHT_ACTION:
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return "" # We use empty string as the column is non-NULL
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else:
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if actions == DEFAULT_NOTIF_ACTION:
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return ""
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return json.dumps(actions)
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def _deserialize_action(actions, is_highlight):
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"""Custom deserializer for actions. This allows us to "compress" common actions
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"""
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if actions:
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return json.loads(actions)
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if is_highlight:
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return DEFAULT_HIGHLIGHT_ACTION
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else:
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return DEFAULT_NOTIF_ACTION
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class EventPushActionsWorkerStore(SQLBaseStore):
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def __init__(self, db_conn, hs):
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super(EventPushActionsWorkerStore, self).__init__(db_conn, hs)
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# These get correctly set by _find_stream_orderings_for_times_txn
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self.stream_ordering_month_ago = None
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self.stream_ordering_day_ago = None
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cur = LoggingTransaction(
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db_conn.cursor(),
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name="_find_stream_orderings_for_times_txn",
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database_engine=self.database_engine,
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after_callbacks=[],
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final_callbacks=[],
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)
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self._find_stream_orderings_for_times_txn(cur)
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cur.close()
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self.find_stream_orderings_looping_call = self._clock.looping_call(
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self._find_stream_orderings_for_times, 10 * 60 * 1000
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)
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@cachedInlineCallbacks(num_args=3, tree=True, max_entries=5000)
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def get_unread_event_push_actions_by_room_for_user(
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self, room_id, user_id, last_read_event_id
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):
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ret = yield self.runInteraction(
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"get_unread_event_push_actions_by_room",
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self._get_unread_counts_by_receipt_txn,
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room_id, user_id, last_read_event_id
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)
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defer.returnValue(ret)
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def _get_unread_counts_by_receipt_txn(self, txn, room_id, user_id,
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last_read_event_id):
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sql = (
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"SELECT stream_ordering, topological_ordering"
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" FROM events"
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" WHERE room_id = ? AND event_id = ?"
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)
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txn.execute(
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sql, (room_id, last_read_event_id)
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)
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results = txn.fetchall()
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if len(results) == 0:
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return {"notify_count": 0, "highlight_count": 0}
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stream_ordering = results[0][0]
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topological_ordering = results[0][1]
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return self._get_unread_counts_by_pos_txn(
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txn, room_id, user_id, topological_ordering, stream_ordering
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)
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def _get_unread_counts_by_pos_txn(self, txn, room_id, user_id, topological_ordering,
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stream_ordering):
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token = RoomStreamToken(
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topological_ordering, stream_ordering
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)
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# First get number of notifications.
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# We don't need to put a notif=1 clause as all rows always have
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# notif=1
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sql = (
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"SELECT count(*)"
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" FROM event_push_actions ea"
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" WHERE"
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" user_id = ?"
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" AND room_id = ?"
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" AND %s"
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) % (lower_bound(token, self.database_engine, inclusive=False),)
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txn.execute(sql, (user_id, room_id))
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row = txn.fetchone()
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notify_count = row[0] if row else 0
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txn.execute("""
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SELECT notif_count FROM event_push_summary
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WHERE room_id = ? AND user_id = ? AND stream_ordering > ?
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""", (room_id, user_id, stream_ordering,))
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rows = txn.fetchall()
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if rows:
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notify_count += rows[0][0]
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# Now get the number of highlights
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sql = (
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"SELECT count(*)"
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" FROM event_push_actions ea"
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" WHERE"
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" highlight = 1"
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" AND user_id = ?"
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" AND room_id = ?"
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" AND %s"
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) % (lower_bound(token, self.database_engine, inclusive=False),)
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txn.execute(sql, (user_id, room_id))
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row = txn.fetchone()
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highlight_count = row[0] if row else 0
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return {
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"notify_count": notify_count,
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"highlight_count": highlight_count,
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}
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@defer.inlineCallbacks
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def get_push_action_users_in_range(self, min_stream_ordering, max_stream_ordering):
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def f(txn):
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sql = (
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"SELECT DISTINCT(user_id) FROM event_push_actions WHERE"
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" stream_ordering >= ? AND stream_ordering <= ?"
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)
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txn.execute(sql, (min_stream_ordering, max_stream_ordering))
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return [r[0] for r in txn]
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ret = yield self.runInteraction("get_push_action_users_in_range", f)
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defer.returnValue(ret)
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@defer.inlineCallbacks
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def get_unread_push_actions_for_user_in_range_for_http(
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self, user_id, min_stream_ordering, max_stream_ordering, limit=20
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):
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"""Get a list of the most recent unread push actions for a given user,
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within the given stream ordering range. Called by the httppusher.
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Args:
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user_id (str): The user to fetch push actions for.
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min_stream_ordering(int): The exclusive lower bound on the
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stream ordering of event push actions to fetch.
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max_stream_ordering(int): The inclusive upper bound on the
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stream ordering of event push actions to fetch.
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limit (int): The maximum number of rows to return.
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Returns:
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A promise which resolves to a list of dicts with the keys "event_id",
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"room_id", "stream_ordering", "actions".
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The list will be ordered by ascending stream_ordering.
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The list will have between 0~limit entries.
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"""
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# find rooms that have a read receipt in them and return the next
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# push actions
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def get_after_receipt(txn):
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# find rooms that have a read receipt in them and return the next
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# push actions
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sql = (
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"SELECT ep.event_id, ep.room_id, ep.stream_ordering, ep.actions,"
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" ep.highlight "
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" FROM ("
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" SELECT room_id,"
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" MAX(topological_ordering) as topological_ordering,"
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" MAX(stream_ordering) as stream_ordering"
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" FROM events"
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" INNER JOIN receipts_linearized USING (room_id, event_id)"
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" WHERE receipt_type = 'm.read' AND user_id = ?"
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" GROUP BY room_id"
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") AS rl,"
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" event_push_actions AS ep"
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" WHERE"
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" ep.room_id = rl.room_id"
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" AND ("
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" ep.topological_ordering > rl.topological_ordering"
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" OR ("
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" ep.topological_ordering = rl.topological_ordering"
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" AND ep.stream_ordering > rl.stream_ordering"
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" )"
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" )"
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" AND ep.user_id = ?"
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" AND ep.stream_ordering > ?"
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" AND ep.stream_ordering <= ?"
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" ORDER BY ep.stream_ordering ASC LIMIT ?"
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)
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args = [
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user_id, user_id,
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min_stream_ordering, max_stream_ordering, limit,
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]
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txn.execute(sql, args)
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return txn.fetchall()
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after_read_receipt = yield self.runInteraction(
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"get_unread_push_actions_for_user_in_range_http_arr", get_after_receipt
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)
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# There are rooms with push actions in them but you don't have a read receipt in
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# them e.g. rooms you've been invited to, so get push actions for rooms which do
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# not have read receipts in them too.
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def get_no_receipt(txn):
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sql = (
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"SELECT ep.event_id, ep.room_id, ep.stream_ordering, ep.actions,"
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" ep.highlight "
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" FROM event_push_actions AS ep"
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" INNER JOIN events AS e USING (room_id, event_id)"
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" WHERE"
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" ep.room_id NOT IN ("
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" SELECT room_id FROM receipts_linearized"
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" WHERE receipt_type = 'm.read' AND user_id = ?"
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" GROUP BY room_id"
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" )"
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" AND ep.user_id = ?"
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" AND ep.stream_ordering > ?"
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" AND ep.stream_ordering <= ?"
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" ORDER BY ep.stream_ordering ASC LIMIT ?"
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)
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args = [
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user_id, user_id,
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min_stream_ordering, max_stream_ordering, limit,
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]
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txn.execute(sql, args)
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return txn.fetchall()
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no_read_receipt = yield self.runInteraction(
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"get_unread_push_actions_for_user_in_range_http_nrr", get_no_receipt
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)
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notifs = [
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{
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"event_id": row[0],
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"room_id": row[1],
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"stream_ordering": row[2],
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"actions": _deserialize_action(row[3], row[4]),
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} for row in after_read_receipt + no_read_receipt
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]
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# Now sort it so it's ordered correctly, since currently it will
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# contain results from the first query, correctly ordered, followed
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# by results from the second query, but we want them all ordered
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# by stream_ordering, oldest first.
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notifs.sort(key=lambda r: r['stream_ordering'])
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# Take only up to the limit. We have to stop at the limit because
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# one of the subqueries may have hit the limit.
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defer.returnValue(notifs[:limit])
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@defer.inlineCallbacks
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def get_unread_push_actions_for_user_in_range_for_email(
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self, user_id, min_stream_ordering, max_stream_ordering, limit=20
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):
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"""Get a list of the most recent unread push actions for a given user,
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within the given stream ordering range. Called by the emailpusher
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Args:
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user_id (str): The user to fetch push actions for.
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min_stream_ordering(int): The exclusive lower bound on the
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stream ordering of event push actions to fetch.
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max_stream_ordering(int): The inclusive upper bound on the
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stream ordering of event push actions to fetch.
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limit (int): The maximum number of rows to return.
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Returns:
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A promise which resolves to a list of dicts with the keys "event_id",
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"room_id", "stream_ordering", "actions", "received_ts".
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The list will be ordered by descending received_ts.
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The list will have between 0~limit entries.
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"""
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# find rooms that have a read receipt in them and return the most recent
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# push actions
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def get_after_receipt(txn):
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sql = (
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"SELECT ep.event_id, ep.room_id, ep.stream_ordering, ep.actions,"
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" ep.highlight, e.received_ts"
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" FROM ("
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" SELECT room_id,"
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" MAX(topological_ordering) as topological_ordering,"
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" MAX(stream_ordering) as stream_ordering"
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" FROM events"
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" INNER JOIN receipts_linearized USING (room_id, event_id)"
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" WHERE receipt_type = 'm.read' AND user_id = ?"
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" GROUP BY room_id"
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") AS rl,"
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" event_push_actions AS ep"
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" INNER JOIN events AS e USING (room_id, event_id)"
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" WHERE"
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" ep.room_id = rl.room_id"
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" AND ("
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" ep.topological_ordering > rl.topological_ordering"
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" OR ("
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" ep.topological_ordering = rl.topological_ordering"
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" AND ep.stream_ordering > rl.stream_ordering"
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" )"
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" )"
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" AND ep.user_id = ?"
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" AND ep.stream_ordering > ?"
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" AND ep.stream_ordering <= ?"
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" ORDER BY ep.stream_ordering DESC LIMIT ?"
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)
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args = [
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user_id, user_id,
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min_stream_ordering, max_stream_ordering, limit,
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]
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txn.execute(sql, args)
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return txn.fetchall()
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after_read_receipt = yield self.runInteraction(
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"get_unread_push_actions_for_user_in_range_email_arr", get_after_receipt
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)
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# There are rooms with push actions in them but you don't have a read receipt in
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# them e.g. rooms you've been invited to, so get push actions for rooms which do
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# not have read receipts in them too.
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def get_no_receipt(txn):
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sql = (
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"SELECT ep.event_id, ep.room_id, ep.stream_ordering, ep.actions,"
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" ep.highlight, e.received_ts"
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" FROM event_push_actions AS ep"
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" INNER JOIN events AS e USING (room_id, event_id)"
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" WHERE"
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" ep.room_id NOT IN ("
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" SELECT room_id FROM receipts_linearized"
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" WHERE receipt_type = 'm.read' AND user_id = ?"
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" GROUP BY room_id"
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" )"
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" AND ep.user_id = ?"
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" AND ep.stream_ordering > ?"
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" AND ep.stream_ordering <= ?"
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" ORDER BY ep.stream_ordering DESC LIMIT ?"
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)
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args = [
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user_id, user_id,
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min_stream_ordering, max_stream_ordering, limit,
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]
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txn.execute(sql, args)
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return txn.fetchall()
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no_read_receipt = yield self.runInteraction(
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"get_unread_push_actions_for_user_in_range_email_nrr", get_no_receipt
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)
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# Make a list of dicts from the two sets of results.
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notifs = [
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{
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"event_id": row[0],
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"room_id": row[1],
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"stream_ordering": row[2],
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"actions": _deserialize_action(row[3], row[4]),
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"received_ts": row[5],
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} for row in after_read_receipt + no_read_receipt
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]
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# Now sort it so it's ordered correctly, since currently it will
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# contain results from the first query, correctly ordered, followed
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# by results from the second query, but we want them all ordered
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# by received_ts (most recent first)
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notifs.sort(key=lambda r: -(r['received_ts'] or 0))
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# Now return the first `limit`
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defer.returnValue(notifs[:limit])
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def add_push_actions_to_staging(self, event_id, user_id_actions):
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"""Add the push actions for the event to the push action staging area.
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Args:
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event_id (str)
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user_id_actions (dict[str, list[dict|str])]): A dictionary mapping
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user_id to list of push actions, where an action can either be
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a string or dict.
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Returns:
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Deferred
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"""
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if not user_id_actions:
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return
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# This is a helper function for generating the necessary tuple that
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# can be used to inert into the `event_push_actions_staging` table.
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def _gen_entry(user_id, actions):
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is_highlight = 1 if _action_has_highlight(actions) else 0
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return (
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event_id, # event_id column
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user_id, # user_id column
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_serialize_action(actions, is_highlight), # actions column
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1, # notif column
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is_highlight, # highlight column
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)
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def _add_push_actions_to_staging_txn(txn):
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# We don't use _simple_insert_many here to avoid the overhead
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# of generating lists of dicts.
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sql = """
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INSERT INTO event_push_actions_staging
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(event_id, user_id, actions, notif, highlight)
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VALUES (?, ?, ?, ?, ?)
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"""
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txn.executemany(sql, (
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_gen_entry(user_id, actions)
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for user_id, actions in user_id_actions.iteritems()
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))
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return self.runInteraction(
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"add_push_actions_to_staging", _add_push_actions_to_staging_txn
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)
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def remove_push_actions_from_staging(self, event_id):
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"""Called if we failed to persist the event to ensure that stale push
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actions don't build up in the DB
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Args:
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event_id (str)
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"""
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return self._simple_delete(
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table="event_push_actions_staging",
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keyvalues={
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"event_id": event_id,
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},
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desc="remove_push_actions_from_staging",
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)
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@defer.inlineCallbacks
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def _find_stream_orderings_for_times(self):
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yield self.runInteraction(
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"_find_stream_orderings_for_times",
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self._find_stream_orderings_for_times_txn
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)
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def _find_stream_orderings_for_times_txn(self, txn):
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logger.info("Searching for stream ordering 1 month ago")
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self.stream_ordering_month_ago = self._find_first_stream_ordering_after_ts_txn(
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txn, self._clock.time_msec() - 30 * 24 * 60 * 60 * 1000
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)
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logger.info(
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"Found stream ordering 1 month ago: it's %d",
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self.stream_ordering_month_ago
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)
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logger.info("Searching for stream ordering 1 day ago")
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self.stream_ordering_day_ago = self._find_first_stream_ordering_after_ts_txn(
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txn, self._clock.time_msec() - 24 * 60 * 60 * 1000
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)
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logger.info(
|
|
"Found stream ordering 1 day ago: it's %d",
|
|
self.stream_ordering_day_ago
|
|
)
|
|
|
|
def _find_first_stream_ordering_after_ts_txn(self, txn, ts):
|
|
"""
|
|
Find the stream_ordering of the first event that was received after
|
|
a given timestamp. This is relatively slow as there is no index on
|
|
received_ts but we can then use this to delete push actions before
|
|
this.
|
|
|
|
received_ts must necessarily be in the same order as stream_ordering
|
|
and stream_ordering is indexed, so we manually binary search using
|
|
stream_ordering
|
|
"""
|
|
txn.execute("SELECT MAX(stream_ordering) FROM events")
|
|
max_stream_ordering = txn.fetchone()[0]
|
|
|
|
if max_stream_ordering is None:
|
|
return 0
|
|
|
|
range_start = 0
|
|
range_end = max_stream_ordering
|
|
|
|
sql = (
|
|
"SELECT received_ts FROM events"
|
|
" WHERE stream_ordering > ?"
|
|
" ORDER BY stream_ordering"
|
|
" LIMIT 1"
|
|
)
|
|
|
|
while range_end - range_start > 1:
|
|
middle = int((range_end + range_start) / 2)
|
|
txn.execute(sql, (middle,))
|
|
middle_ts = txn.fetchone()[0]
|
|
if ts > middle_ts:
|
|
range_start = middle
|
|
else:
|
|
range_end = middle
|
|
|
|
return range_end
|
|
|
|
|
|
class EventPushActionsStore(EventPushActionsWorkerStore):
|
|
EPA_HIGHLIGHT_INDEX = "epa_highlight_index"
|
|
|
|
def __init__(self, db_conn, hs):
|
|
super(EventPushActionsStore, self).__init__(db_conn, hs)
|
|
|
|
self.register_background_index_update(
|
|
self.EPA_HIGHLIGHT_INDEX,
|
|
index_name="event_push_actions_u_highlight",
|
|
table="event_push_actions",
|
|
columns=["user_id", "stream_ordering"],
|
|
)
|
|
|
|
self.register_background_index_update(
|
|
"event_push_actions_highlights_index",
|
|
index_name="event_push_actions_highlights_index",
|
|
table="event_push_actions",
|
|
columns=["user_id", "room_id", "topological_ordering", "stream_ordering"],
|
|
where_clause="highlight=1"
|
|
)
|
|
|
|
self._doing_notif_rotation = False
|
|
self._rotate_notif_loop = self._clock.looping_call(
|
|
self._rotate_notifs, 30 * 60 * 1000
|
|
)
|
|
|
|
def _set_push_actions_for_event_and_users_txn(self, txn, events_and_contexts,
|
|
all_events_and_contexts):
|
|
"""Handles moving push actions from staging table to main
|
|
event_push_actions table for all events in `events_and_contexts`.
|
|
|
|
Also ensures that all events in `all_events_and_contexts` are removed
|
|
from the push action staging area.
|
|
|
|
Args:
|
|
events_and_contexts (list[(EventBase, EventContext)]): events
|
|
we are persisting
|
|
all_events_and_contexts (list[(EventBase, EventContext)]): all
|
|
events that we were going to persist. This includes events
|
|
we've already persisted, etc, that wouldn't appear in
|
|
events_and_context.
|
|
"""
|
|
|
|
sql = """
|
|
INSERT INTO event_push_actions (
|
|
room_id, event_id, user_id, actions, stream_ordering,
|
|
topological_ordering, notif, highlight
|
|
)
|
|
SELECT ?, event_id, user_id, actions, ?, ?, notif, highlight
|
|
FROM event_push_actions_staging
|
|
WHERE event_id = ?
|
|
"""
|
|
|
|
if events_and_contexts:
|
|
txn.executemany(sql, (
|
|
(
|
|
event.room_id, event.internal_metadata.stream_ordering,
|
|
event.depth, event.event_id,
|
|
)
|
|
for event, _ in events_and_contexts
|
|
))
|
|
|
|
for event, _ in events_and_contexts:
|
|
user_ids = self._simple_select_onecol_txn(
|
|
txn,
|
|
table="event_push_actions_staging",
|
|
keyvalues={
|
|
"event_id": event.event_id,
|
|
},
|
|
retcol="user_id",
|
|
)
|
|
|
|
for uid in user_ids:
|
|
txn.call_after(
|
|
self.get_unread_event_push_actions_by_room_for_user.invalidate_many,
|
|
(event.room_id, uid,)
|
|
)
|
|
|
|
# Now we delete the staging area for *all* events that were being
|
|
# persisted.
|
|
txn.executemany(
|
|
"DELETE FROM event_push_actions_staging WHERE event_id = ?",
|
|
(
|
|
(event.event_id,)
|
|
for event, _ in all_events_and_contexts
|
|
)
|
|
)
|
|
|
|
@defer.inlineCallbacks
|
|
def get_push_actions_for_user(self, user_id, before=None, limit=50,
|
|
only_highlight=False):
|
|
def f(txn):
|
|
before_clause = ""
|
|
if before:
|
|
before_clause = "AND epa.stream_ordering < ?"
|
|
args = [user_id, before, limit]
|
|
else:
|
|
args = [user_id, limit]
|
|
|
|
if only_highlight:
|
|
if len(before_clause) > 0:
|
|
before_clause += " "
|
|
before_clause += "AND epa.highlight = 1"
|
|
|
|
# NB. This assumes event_ids are globally unique since
|
|
# it makes the query easier to index
|
|
sql = (
|
|
"SELECT epa.event_id, epa.room_id,"
|
|
" epa.stream_ordering, epa.topological_ordering,"
|
|
" epa.actions, epa.highlight, epa.profile_tag, e.received_ts"
|
|
" FROM event_push_actions epa, events e"
|
|
" WHERE epa.event_id = e.event_id"
|
|
" AND epa.user_id = ? %s"
|
|
" ORDER BY epa.stream_ordering DESC"
|
|
" LIMIT ?"
|
|
% (before_clause,)
|
|
)
|
|
txn.execute(sql, args)
|
|
return self.cursor_to_dict(txn)
|
|
|
|
push_actions = yield self.runInteraction(
|
|
"get_push_actions_for_user", f
|
|
)
|
|
for pa in push_actions:
|
|
pa["actions"] = _deserialize_action(pa["actions"], pa["highlight"])
|
|
defer.returnValue(push_actions)
|
|
|
|
@defer.inlineCallbacks
|
|
def get_time_of_last_push_action_before(self, stream_ordering):
|
|
def f(txn):
|
|
sql = (
|
|
"SELECT e.received_ts"
|
|
" FROM event_push_actions AS ep"
|
|
" JOIN events e ON ep.room_id = e.room_id AND ep.event_id = e.event_id"
|
|
" WHERE ep.stream_ordering > ?"
|
|
" ORDER BY ep.stream_ordering ASC"
|
|
" LIMIT 1"
|
|
)
|
|
txn.execute(sql, (stream_ordering,))
|
|
return txn.fetchone()
|
|
result = yield self.runInteraction("get_time_of_last_push_action_before", f)
|
|
defer.returnValue(result[0] if result else None)
|
|
|
|
@defer.inlineCallbacks
|
|
def get_latest_push_action_stream_ordering(self):
|
|
def f(txn):
|
|
txn.execute("SELECT MAX(stream_ordering) FROM event_push_actions")
|
|
return txn.fetchone()
|
|
result = yield self.runInteraction(
|
|
"get_latest_push_action_stream_ordering", f
|
|
)
|
|
defer.returnValue(result[0] or 0)
|
|
|
|
def _remove_push_actions_for_event_id_txn(self, txn, room_id, event_id):
|
|
# Sad that we have to blow away the cache for the whole room here
|
|
txn.call_after(
|
|
self.get_unread_event_push_actions_by_room_for_user.invalidate_many,
|
|
(room_id,)
|
|
)
|
|
txn.execute(
|
|
"DELETE FROM event_push_actions WHERE room_id = ? AND event_id = ?",
|
|
(room_id, event_id)
|
|
)
|
|
|
|
def _remove_old_push_actions_before_txn(self, txn, room_id, user_id,
|
|
topological_ordering, stream_ordering):
|
|
"""
|
|
Purges old push actions for a user and room before a given
|
|
topological_ordering.
|
|
|
|
We however keep a months worth of highlighted notifications, so that
|
|
users can still get a list of recent highlights.
|
|
|
|
Args:
|
|
txn: The transcation
|
|
room_id: Room ID to delete from
|
|
user_id: user ID to delete for
|
|
topological_ordering: The lowest topological ordering which will
|
|
not be deleted.
|
|
"""
|
|
txn.call_after(
|
|
self.get_unread_event_push_actions_by_room_for_user.invalidate_many,
|
|
(room_id, user_id, )
|
|
)
|
|
|
|
# We need to join on the events table to get the received_ts for
|
|
# event_push_actions and sqlite won't let us use a join in a delete so
|
|
# we can't just delete where received_ts < x. Furthermore we can
|
|
# only identify event_push_actions by a tuple of room_id, event_id
|
|
# we we can't use a subquery.
|
|
# Instead, we look up the stream ordering for the last event in that
|
|
# room received before the threshold time and delete event_push_actions
|
|
# in the room with a stream_odering before that.
|
|
txn.execute(
|
|
"DELETE FROM event_push_actions "
|
|
" WHERE user_id = ? AND room_id = ? AND "
|
|
" topological_ordering <= ?"
|
|
" AND ((stream_ordering < ? AND highlight = 1) or highlight = 0)",
|
|
(user_id, room_id, topological_ordering, self.stream_ordering_month_ago)
|
|
)
|
|
|
|
txn.execute("""
|
|
DELETE FROM event_push_summary
|
|
WHERE room_id = ? AND user_id = ? AND stream_ordering <= ?
|
|
""", (room_id, user_id, stream_ordering))
|
|
|
|
@defer.inlineCallbacks
|
|
def _rotate_notifs(self):
|
|
if self._doing_notif_rotation or self.stream_ordering_day_ago is None:
|
|
return
|
|
self._doing_notif_rotation = True
|
|
|
|
try:
|
|
while True:
|
|
logger.info("Rotating notifications")
|
|
|
|
caught_up = yield self.runInteraction(
|
|
"_rotate_notifs",
|
|
self._rotate_notifs_txn
|
|
)
|
|
if caught_up:
|
|
break
|
|
yield sleep(5)
|
|
finally:
|
|
self._doing_notif_rotation = False
|
|
|
|
def _rotate_notifs_txn(self, txn):
|
|
"""Archives older notifications into event_push_summary. Returns whether
|
|
the archiving process has caught up or not.
|
|
"""
|
|
|
|
old_rotate_stream_ordering = self._simple_select_one_onecol_txn(
|
|
txn,
|
|
table="event_push_summary_stream_ordering",
|
|
keyvalues={},
|
|
retcol="stream_ordering",
|
|
)
|
|
|
|
# We don't to try and rotate millions of rows at once, so we cap the
|
|
# maximum stream ordering we'll rotate before.
|
|
txn.execute("""
|
|
SELECT stream_ordering FROM event_push_actions
|
|
WHERE stream_ordering > ?
|
|
ORDER BY stream_ordering ASC LIMIT 1 OFFSET 50000
|
|
""", (old_rotate_stream_ordering,))
|
|
stream_row = txn.fetchone()
|
|
if stream_row:
|
|
offset_stream_ordering, = stream_row
|
|
rotate_to_stream_ordering = min(
|
|
self.stream_ordering_day_ago, offset_stream_ordering
|
|
)
|
|
caught_up = offset_stream_ordering >= self.stream_ordering_day_ago
|
|
else:
|
|
rotate_to_stream_ordering = self.stream_ordering_day_ago
|
|
caught_up = True
|
|
|
|
logger.info("Rotating notifications up to: %s", rotate_to_stream_ordering)
|
|
|
|
self._rotate_notifs_before_txn(txn, rotate_to_stream_ordering)
|
|
|
|
# We have caught up iff we were limited by `stream_ordering_day_ago`
|
|
return caught_up
|
|
|
|
def _rotate_notifs_before_txn(self, txn, rotate_to_stream_ordering):
|
|
old_rotate_stream_ordering = self._simple_select_one_onecol_txn(
|
|
txn,
|
|
table="event_push_summary_stream_ordering",
|
|
keyvalues={},
|
|
retcol="stream_ordering",
|
|
)
|
|
|
|
# Calculate the new counts that should be upserted into event_push_summary
|
|
sql = """
|
|
SELECT user_id, room_id,
|
|
coalesce(old.notif_count, 0) + upd.notif_count,
|
|
upd.stream_ordering,
|
|
old.user_id
|
|
FROM (
|
|
SELECT user_id, room_id, count(*) as notif_count,
|
|
max(stream_ordering) as stream_ordering
|
|
FROM event_push_actions
|
|
WHERE ? <= stream_ordering AND stream_ordering < ?
|
|
AND highlight = 0
|
|
GROUP BY user_id, room_id
|
|
) AS upd
|
|
LEFT JOIN event_push_summary AS old USING (user_id, room_id)
|
|
"""
|
|
|
|
txn.execute(sql, (old_rotate_stream_ordering, rotate_to_stream_ordering,))
|
|
rows = txn.fetchall()
|
|
|
|
logger.info("Rotating notifications, handling %d rows", len(rows))
|
|
|
|
# If the `old.user_id` above is NULL then we know there isn't already an
|
|
# entry in the table, so we simply insert it. Otherwise we update the
|
|
# existing table.
|
|
self._simple_insert_many_txn(
|
|
txn,
|
|
table="event_push_summary",
|
|
values=[
|
|
{
|
|
"user_id": row[0],
|
|
"room_id": row[1],
|
|
"notif_count": row[2],
|
|
"stream_ordering": row[3],
|
|
}
|
|
for row in rows if row[4] is None
|
|
]
|
|
)
|
|
|
|
txn.executemany(
|
|
"""
|
|
UPDATE event_push_summary SET notif_count = ?, stream_ordering = ?
|
|
WHERE user_id = ? AND room_id = ?
|
|
""",
|
|
((row[2], row[3], row[0], row[1],) for row in rows if row[4] is not None)
|
|
)
|
|
|
|
txn.execute(
|
|
"DELETE FROM event_push_actions"
|
|
" WHERE ? <= stream_ordering AND stream_ordering < ? AND highlight = 0",
|
|
(old_rotate_stream_ordering, rotate_to_stream_ordering,)
|
|
)
|
|
|
|
logger.info("Rotating notifications, deleted %s push actions", txn.rowcount)
|
|
|
|
txn.execute(
|
|
"UPDATE event_push_summary_stream_ordering SET stream_ordering = ?",
|
|
(rotate_to_stream_ordering,)
|
|
)
|
|
|
|
|
|
def _action_has_highlight(actions):
|
|
for action in actions:
|
|
try:
|
|
if action.get("set_tweak", None) == "highlight":
|
|
return action.get("value", True)
|
|
except AttributeError:
|
|
pass
|
|
|
|
return False
|