From 62ace05c4521caeed023e5b9dadd993afe5c154f Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Thu, 26 Jul 2018 13:31:59 +0100 Subject: [PATCH] Move necessary storage functions to worker classes --- synapse/storage/events.py | 82 ------------------------------- synapse/storage/events_worker.py | 84 ++++++++++++++++++++++++++++++++ synapse/storage/room.py | 32 ++++++------ 3 files changed, 100 insertions(+), 98 deletions(-) diff --git a/synapse/storage/events.py b/synapse/storage/events.py index e8e5a0fe4..5374796fd 100644 --- a/synapse/storage/events.py +++ b/synapse/storage/events.py @@ -1430,88 +1430,6 @@ class EventsStore(EventFederationStore, EventsWorkerStore, BackgroundUpdateStore (event.event_id, event.redacts) ) - @defer.inlineCallbacks - def have_events_in_timeline(self, event_ids): - """Given a list of event ids, check if we have already processed and - stored them as non outliers. - """ - rows = yield self._simple_select_many_batch( - table="events", - retcols=("event_id",), - column="event_id", - iterable=list(event_ids), - keyvalues={"outlier": False}, - desc="have_events_in_timeline", - ) - - defer.returnValue(set(r["event_id"] for r in rows)) - - @defer.inlineCallbacks - def have_seen_events(self, event_ids): - """Given a list of event ids, check if we have already processed them. - - Args: - event_ids (iterable[str]): - - Returns: - Deferred[set[str]]: The events we have already seen. - """ - results = set() - - def have_seen_events_txn(txn, chunk): - sql = ( - "SELECT event_id FROM events as e WHERE e.event_id IN (%s)" - % (",".join("?" * len(chunk)), ) - ) - txn.execute(sql, chunk) - for (event_id, ) in txn: - results.add(event_id) - - # break the input up into chunks of 100 - input_iterator = iter(event_ids) - for chunk in iter(lambda: list(itertools.islice(input_iterator, 100)), - []): - yield self.runInteraction( - "have_seen_events", - have_seen_events_txn, - chunk, - ) - defer.returnValue(results) - - def get_seen_events_with_rejections(self, event_ids): - """Given a list of event ids, check if we rejected them. - - Args: - event_ids (list[str]) - - Returns: - Deferred[dict[str, str|None): - Has an entry for each event id we already have seen. Maps to - the rejected reason string if we rejected the event, else maps - to None. - """ - if not event_ids: - return defer.succeed({}) - - def f(txn): - sql = ( - "SELECT e.event_id, reason FROM events as e " - "LEFT JOIN rejections as r ON e.event_id = r.event_id " - "WHERE e.event_id = ?" - ) - - res = {} - for event_id in event_ids: - txn.execute(sql, (event_id,)) - row = txn.fetchone() - if row: - _, rejected = row - res[event_id] = rejected - - return res - - return self.runInteraction("get_rejection_reasons", f) - @defer.inlineCallbacks def count_daily_messages(self): """ diff --git a/synapse/storage/events_worker.py b/synapse/storage/events_worker.py index 9b4cfeb89..e1dc2c62f 100644 --- a/synapse/storage/events_worker.py +++ b/synapse/storage/events_worker.py @@ -12,7 +12,9 @@ # 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. +import itertools import logging + from collections import namedtuple from canonicaljson import json @@ -442,3 +444,85 @@ class EventsWorkerStore(SQLBaseStore): self._get_event_cache.prefill((original_ev.event_id,), cache_entry) defer.returnValue(cache_entry) + + @defer.inlineCallbacks + def have_events_in_timeline(self, event_ids): + """Given a list of event ids, check if we have already processed and + stored them as non outliers. + """ + rows = yield self._simple_select_many_batch( + table="events", + retcols=("event_id",), + column="event_id", + iterable=list(event_ids), + keyvalues={"outlier": False}, + desc="have_events_in_timeline", + ) + + defer.returnValue(set(r["event_id"] for r in rows)) + + @defer.inlineCallbacks + def have_seen_events(self, event_ids): + """Given a list of event ids, check if we have already processed them. + + Args: + event_ids (iterable[str]): + + Returns: + Deferred[set[str]]: The events we have already seen. + """ + results = set() + + def have_seen_events_txn(txn, chunk): + sql = ( + "SELECT event_id FROM events as e WHERE e.event_id IN (%s)" + % (",".join("?" * len(chunk)), ) + ) + txn.execute(sql, chunk) + for (event_id, ) in txn: + results.add(event_id) + + # break the input up into chunks of 100 + input_iterator = iter(event_ids) + for chunk in iter(lambda: list(itertools.islice(input_iterator, 100)), + []): + yield self.runInteraction( + "have_seen_events", + have_seen_events_txn, + chunk, + ) + defer.returnValue(results) + + def get_seen_events_with_rejections(self, event_ids): + """Given a list of event ids, check if we rejected them. + + Args: + event_ids (list[str]) + + Returns: + Deferred[dict[str, str|None): + Has an entry for each event id we already have seen. Maps to + the rejected reason string if we rejected the event, else maps + to None. + """ + if not event_ids: + return defer.succeed({}) + + def f(txn): + sql = ( + "SELECT e.event_id, reason FROM events as e " + "LEFT JOIN rejections as r ON e.event_id = r.event_id " + "WHERE e.event_id = ?" + ) + + res = {} + for event_id in event_ids: + txn.execute(sql, (event_id,)) + row = txn.fetchone() + if row: + _, rejected = row + res[event_id] = rejected + + return res + + return self.runInteraction("get_rejection_reasons", f) diff --git a/synapse/storage/room.py b/synapse/storage/room.py index 3147fb682..3378fc77d 100644 --- a/synapse/storage/room.py +++ b/synapse/storage/room.py @@ -41,6 +41,22 @@ RatelimitOverride = collections.namedtuple( class RoomWorkerStore(SQLBaseStore): + def get_room(self, room_id): + """Retrieve a room. + + Args: + room_id (str): The ID of the room to retrieve. + Returns: + A namedtuple containing the room information, or an empty list. + """ + return self._simple_select_one( + table="rooms", + keyvalues={"room_id": room_id}, + retcols=("room_id", "is_public", "creator"), + desc="get_room", + allow_none=True, + ) + def get_public_room_ids(self): return self._simple_select_onecol( table="rooms", @@ -215,22 +231,6 @@ class RoomStore(RoomWorkerStore, SearchStore): logger.error("store_room with room_id=%s failed: %s", room_id, e) raise StoreError(500, "Problem creating room.") - def get_room(self, room_id): - """Retrieve a room. - - Args: - room_id (str): The ID of the room to retrieve. - Returns: - A namedtuple containing the room information, or an empty list. - """ - return self._simple_select_one( - table="rooms", - keyvalues={"room_id": room_id}, - retcols=("room_id", "is_public", "creator"), - desc="get_room", - allow_none=True, - ) - @defer.inlineCallbacks def set_room_is_public(self, room_id, is_public): def set_room_is_public_txn(txn, next_id):