diff options
Diffstat (limited to 'synapse/storage/event_push_actions.py')
| -rw-r--r-- | synapse/storage/event_push_actions.py | 267 |
1 files changed, 210 insertions, 57 deletions
diff --git a/synapse/storage/event_push_actions.py b/synapse/storage/event_push_actions.py index 522d0114cb..1b7888a914 100644 --- a/synapse/storage/event_push_actions.py +++ b/synapse/storage/event_push_actions.py @@ -15,6 +15,7 @@ from ._base import SQLBaseStore from twisted.internet import defer +from synapse.util.async import sleep from synapse.util.caches.descriptors import cachedInlineCallbacks from synapse.types import RoomStreamToken from .stream import lower_bound @@ -29,7 +30,6 @@ class EventPushActionsStore(SQLBaseStore): EPA_HIGHLIGHT_INDEX = "epa_highlight_index" def __init__(self, hs): - self.stream_ordering_month_ago = None super(EventPushActionsStore, self).__init__(hs) self.register_background_index_update( @@ -47,6 +47,9 @@ class EventPushActionsStore(SQLBaseStore): where_clause="highlight=1" ) + self._doing_notif_rotation = False + self._clock.looping_call(self._rotate_notifs, 30 * 60 * 1000) + def _set_push_actions_for_event_and_users_txn(self, txn, event, tuples): """ Args: @@ -77,66 +80,89 @@ class EventPushActionsStore(SQLBaseStore): def get_unread_event_push_actions_by_room_for_user( self, room_id, user_id, last_read_event_id ): - def _get_unread_event_push_actions_by_room(txn): - sql = ( - "SELECT stream_ordering, topological_ordering" - " FROM events" - " WHERE room_id = ? AND event_id = ?" - ) - txn.execute( - sql, (room_id, last_read_event_id) - ) - results = txn.fetchall() - if len(results) == 0: - return {"notify_count": 0, "highlight_count": 0} - - stream_ordering = results[0][0] - topological_ordering = results[0][1] - token = RoomStreamToken( - topological_ordering, stream_ordering - ) - - # First get number of notifications. - # We don't need to put a notif=1 clause as all rows always have - # notif=1 - sql = ( - "SELECT count(*)" - " FROM event_push_actions ea" - " WHERE" - " user_id = ?" - " AND room_id = ?" - " AND %s" - ) % (lower_bound(token, self.database_engine, inclusive=False),) + ret = yield self.runInteraction( + "get_unread_event_push_actions_by_room", + self._get_unread_counts_by_receipt_txn, + room_id, user_id, last_read_event_id + ) + defer.returnValue(ret) - txn.execute(sql, (user_id, room_id)) - row = txn.fetchone() - notify_count = row[0] if row else 0 + def _get_unread_counts_by_receipt_txn(self, txn, room_id, user_id, + last_read_event_id): + sql = ( + "SELECT stream_ordering, topological_ordering" + " FROM events" + " WHERE room_id = ? AND event_id = ?" + ) + txn.execute( + sql, (room_id, last_read_event_id) + ) + results = txn.fetchall() + if len(results) == 0: + return {"notify_count": 0, "highlight_count": 0} - # Now get the number of highlights - sql = ( - "SELECT count(*)" - " FROM event_push_actions ea" - " WHERE" - " highlight = 1" - " AND user_id = ?" - " AND room_id = ?" - " AND %s" - ) % (lower_bound(token, self.database_engine, inclusive=False),) + stream_ordering = results[0][0] + topological_ordering = results[0][1] - txn.execute(sql, (user_id, room_id)) - row = txn.fetchone() - highlight_count = row[0] if row else 0 + return self._get_unread_counts_by_pos_txn( + txn, room_id, user_id, topological_ordering, stream_ordering + ) - return { - "notify_count": notify_count, - "highlight_count": highlight_count, - } + def _get_unread_counts_by_pos_txn(self, txn, room_id, user_id, topological_ordering, + stream_ordering): + token = RoomStreamToken( + topological_ordering, stream_ordering + ) - ret = yield self.runInteraction( - "get_unread_event_push_actions_by_room", - _get_unread_event_push_actions_by_room + # First get number of notifications. + # We don't need to put a notif=1 clause as all rows always have + # notif=1 + sql = ( + "SELECT count(*)" + " FROM event_push_actions ea" + " WHERE" + " user_id = ?" + " AND room_id = ?" + " AND %s" + ) % (lower_bound(token, self.database_engine, inclusive=False),) + + txn.execute(sql, (user_id, room_id)) + row = txn.fetchone() + notify_count = row[0] if row else 0 + + summary_notif_count = self._simple_select_one_onecol_txn( + txn, + table="event_push_summary", + keyvalues={ + "user_id": user_id, + "room_id": room_id, + }, + retcol="notif_count", + allow_none=True, ) - defer.returnValue(ret) + + if summary_notif_count: + notify_count += summary_notif_count + + # Now get the number of highlights + sql = ( + "SELECT count(*)" + " FROM event_push_actions ea" + " WHERE" + " highlight = 1" + " AND user_id = ?" + " AND room_id = ?" + " AND %s" + ) % (lower_bound(token, self.database_engine, inclusive=False),) + + txn.execute(sql, (user_id, room_id)) + row = txn.fetchone() + highlight_count = row[0] if row else 0 + + return { + "notify_count": notify_count, + "highlight_count": highlight_count, + } @defer.inlineCallbacks def get_push_action_users_in_range(self, min_stream_ordering, max_stream_ordering): @@ -448,7 +474,7 @@ class EventPushActionsStore(SQLBaseStore): ) def _remove_old_push_actions_before_txn(self, txn, room_id, user_id, - topological_ordering): + topological_ordering, stream_ordering): """ Purges old push actions for a user and room before a given topological_ordering. @@ -479,11 +505,16 @@ class EventPushActionsStore(SQLBaseStore): txn.execute( "DELETE FROM event_push_actions " " WHERE user_id = ? AND room_id = ? AND " - " topological_ordering < ?" + " 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 _find_stream_orderings_for_times(self): yield self.runInteraction( @@ -500,6 +531,14 @@ class EventPushActionsStore(SQLBaseStore): "Found stream ordering 1 month ago: it's %d", self.stream_ordering_month_ago ) + logger.info("Searching for stream ordering 1 day ago") + self.stream_ordering_day_ago = self._find_first_stream_ordering_after_ts_txn( + txn, self._clock.time_msec() - 24 * 60 * 60 * 1000 + ) + 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): """ @@ -539,6 +578,120 @@ class EventPushActionsStore(SQLBaseStore): return range_end + @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. + """ + + # We want to make sure that we only ever do this one at a time + self.database_engine.lock_table(txn, "event_push_summary") + + # 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 + ORDER BY stream_ordering ASC LIMIT 1 OFFSET 50000 + """) + 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 + + 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() + + # 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,) + ) + + txn.execute( + "UPDATE event_push_summary_stream_ordering SET stream_ordering = ?", + (rotate_to_stream_ordering,) + ) + def _action_has_highlight(actions): for action in actions: |