diff --git a/synapse/replication/slave/storage/events.py b/synapse/replication/slave/storage/events.py
index d72ff6055c..622b2d8540 100644
--- a/synapse/replication/slave/storage/events.py
+++ b/synapse/replication/slave/storage/events.py
@@ -85,6 +85,12 @@ class SlavedEventStore(BaseSlavedStore):
get_unread_event_push_actions_by_room_for_user = (
EventPushActionsStore.__dict__["get_unread_event_push_actions_by_room_for_user"]
)
+ _get_unread_counts_by_receipt_txn = (
+ DataStore._get_unread_counts_by_receipt_txn.__func__
+ )
+ _get_unread_counts_by_pos_txn = (
+ DataStore._get_unread_counts_by_pos_txn.__func__
+ )
_get_state_group_for_events = (
StateStore.__dict__["_get_state_group_for_events"]
)
diff --git a/synapse/storage/event_push_actions.py b/synapse/storage/event_push_actions.py
index 522d0114cb..300571b78b 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, 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(1)
+ 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:
diff --git a/synapse/storage/receipts.py b/synapse/storage/receipts.py
index f72d15f5ed..5cf41501ea 100644
--- a/synapse/storage/receipts.py
+++ b/synapse/storage/receipts.py
@@ -351,6 +351,7 @@ class ReceiptsStore(SQLBaseStore):
room_id=room_id,
user_id=user_id,
topological_ordering=topological_ordering,
+ stream_ordering=stream_ordering,
)
return True
diff --git a/synapse/storage/schema/delta/40/event_push_summary.sql b/synapse/storage/schema/delta/40/event_push_summary.sql
new file mode 100644
index 0000000000..3918f0b794
--- /dev/null
+++ b/synapse/storage/schema/delta/40/event_push_summary.sql
@@ -0,0 +1,37 @@
+/* Copyright 2017 OpenMarket Ltd
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+-- Aggregate of old notification counts that have been deleted out of the
+-- main event_push_actions table. This count does not include those that were
+-- highlights, as they remain in the event_push_actions table.
+CREATE TABLE event_push_summary (
+ user_id TEXT NOT NULL,
+ room_id TEXT NOT NULL,
+ notif_count BIGINT NOT NULL,
+ stream_ordering BIGINT NOT NULL
+);
+
+CREATE INDEX event_push_summary_user_rm ON event_push_summary(user_id, room_id);
+
+
+-- The stream ordering up to which we have aggregated the event_push_actions
+-- table into event_push_summary
+CREATE TABLE event_push_summary_stream_ordering (
+ Lock CHAR(1) NOT NULL DEFAULT 'X' UNIQUE, -- Makes sure this table only has one row.
+ stream_ordering BIGINT NOT NULL,
+ CHECK (Lock='X')
+);
+
+INSERT INTO event_push_summary_stream_ordering (stream_ordering) VALUES (0);
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