Remove redundant checks on room forgottenness

Fixes #3550
This commit is contained in:
Richard van der Hoff 2018-07-23 17:13:34 +01:00
parent 4f67623674
commit dae6dc1e77
4 changed files with 2 additions and 46 deletions

1
changelog.d/3350.misc Normal file
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@ -0,0 +1 @@
Remove redundant checks on who_forgot_in_room

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@ -21,7 +21,6 @@ from canonicaljson import json
from twisted.internet import defer
from synapse.api.constants import EventTypes
from synapse.push.baserules import list_with_base_rules
from synapse.storage.appservice import ApplicationServiceWorkerStore
from synapse.storage.pusher import PusherWorkerStore
@ -247,18 +246,6 @@ class PushRulesWorkerStore(ApplicationServiceWorkerStore,
if uid in local_users_in_room:
user_ids.add(uid)
forgotten = yield self.who_forgot_in_room(
event.room_id, on_invalidate=cache_context.invalidate,
)
for row in forgotten:
user_id = row["user_id"]
event_id = row["event_id"]
mem_id = current_state_ids.get((EventTypes.Member, user_id), None)
if event_id == mem_id:
user_ids.discard(user_id)
rules_by_user = yield self.bulk_get_push_rules(
user_ids, on_invalidate=cache_context.invalidate,
)

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@ -458,18 +458,6 @@ class RoomMemberWorkerStore(EventsWorkerStore):
def _get_joined_hosts_cache(self, room_id):
return _JoinedHostsCache(self, room_id)
@cached()
def who_forgot_in_room(self, room_id):
return self._simple_select_list(
table="room_memberships",
retcols=("user_id", "event_id"),
keyvalues={
"room_id": room_id,
"forgotten": 1,
},
desc="who_forgot"
)
class RoomMemberStore(RoomMemberWorkerStore):
def __init__(self, db_conn, hs):
@ -578,9 +566,6 @@ class RoomMemberStore(RoomMemberWorkerStore):
txn.execute(sql, (user_id, room_id))
txn.call_after(self.did_forget.invalidate, (user_id, room_id))
self._invalidate_cache_and_stream(
txn, self.who_forgot_in_room, (room_id,)
)
return self.runInteraction("forget_membership", f)
@cachedInlineCallbacks(num_args=2)

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@ -23,7 +23,6 @@ from twisted.internet import defer
from synapse.api.constants import EventTypes, Membership
from synapse.events.utils import prune_event
from synapse.types import get_domain_from_id
from synapse.util.logcontext import make_deferred_yieldable, preserve_fn
logger = logging.getLogger(__name__)
@ -75,19 +74,6 @@ def filter_events_for_client(store, user_id, events, is_peeking=False,
types=types,
)
forgotten = yield make_deferred_yieldable(defer.gatherResults([
defer.maybeDeferred(
preserve_fn(store.who_forgot_in_room),
room_id,
)
for room_id in frozenset(e.room_id for e in events)
], consumeErrors=True))
# Set of membership event_ids that have been forgotten
event_id_forgotten = frozenset(
row["event_id"] for rows in forgotten for row in rows
)
ignore_dict_content = yield store.get_global_account_data_by_type_for_user(
"m.ignored_user_list", user_id,
)
@ -176,10 +162,7 @@ def filter_events_for_client(store, user_id, events, is_peeking=False,
if membership is None:
membership_event = state.get((EventTypes.Member, user_id), None)
if membership_event:
# XXX why do we do this?
# https://github.com/matrix-org/synapse/issues/3350
if membership_event.event_id not in event_id_forgotten:
membership = membership_event.membership
membership = membership_event.membership
# if the user was a member of the room at the time of the event,
# they can see it.