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Add initial power level event to batch of bulk persisted events when creating a new room. (#14228)

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Shay 2022-10-21 10:46:22 -07:00 committed by GitHub
parent 1d45ad8b2a
commit b7a7ff6ee3
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8 changed files with 82 additions and 58 deletions
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1
changelog.d/14228.misc Normal file
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@ -0,0 +1 @@
Add initial power level event to batch of bulk persisted events when creating a new room.

4
synapse/handlers/federation.py
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@ -1017,7 +1017,9 @@ class FederationHandler:
context = EventContext.for_outlier(self._storage_controllers)
await self._bulk_push_rule_evaluator.action_for_event_by_user(event, context)
await self._bulk_push_rule_evaluator.action_for_events_by_user(
[(event, context)]
)
try:
await self._federation_event_handler.persist_events_and_notify(
event.room_id, [(event, context)]

4
synapse/handlers/federation_event.py
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@ -2171,8 +2171,8 @@ class FederationEventHandler:
min_depth,
)
else:
await self._bulk_push_rule_evaluator.action_for_event_by_user(
event, context
await self._bulk_push_rule_evaluator.action_for_events_by_user(
[(event, context)]
)
try:

14
synapse/handlers/message.py
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@ -1433,17 +1433,9 @@ class EventCreationHandler:
a room that has been un-partial stated.
"""
for event, context in events_and_context:
# Skip push notification actions for historical messages
# because we don't want to notify people about old history back in time.
# The historical messages also do not have the proper `context.current_state_ids`
# and `state_groups` because they have `prev_events` that aren't persisted yet
# (historical messages persisted in reverse-chronological order).
if not event.internal_metadata.is_historical():
with opentracing.start_active_span("calculate_push_actions"):
await self._bulk_push_rule_evaluator.action_for_event_by_user(
event, context
)
await self._bulk_push_rule_evaluator.action_for_events_by_user(
events_and_context
)
try:
# If we're a worker we need to hit out to the master.

39
synapse/handlers/room.py
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@ -1055,9 +1055,6 @@ class RoomCreationHandler:
event_keys = {"room_id": room_id, "sender": creator_id, "state_key": ""}
depth = 1
# the last event sent/persisted to the db
last_sent_event_id: Optional[str] = None
# the most recently created event
prev_event: List[str] = []
# a map of event types, state keys -> event_ids. We collect these mappings this as events are
@ -1102,26 +1099,6 @@ class RoomCreationHandler:
return new_event, new_context
async def send(
event: EventBase,
context: synapse.events.snapshot.EventContext,
creator: Requester,
) -> int:
nonlocal last_sent_event_id
ev = await self.event_creation_handler.handle_new_client_event(
requester=creator,
events_and_context=[(event, context)],
ratelimit=False,
ignore_shadow_ban=True,
)
last_sent_event_id = ev.event_id
# we know it was persisted, so must have a stream ordering
assert ev.internal_metadata.stream_ordering
return ev.internal_metadata.stream_ordering
try:
config = self._presets_dict[preset_config]
except KeyError:
@ -1135,10 +1112,14 @@ class RoomCreationHandler:
)
logger.debug("Sending %s in new room", EventTypes.Member)
await send(creation_event, creation_context, creator)
ev = await self.event_creation_handler.handle_new_client_event(
requester=creator,
events_and_context=[(creation_event, creation_context)],
ratelimit=False,
ignore_shadow_ban=True,
)
last_sent_event_id = ev.event_id
# Room create event must exist at this point
assert last_sent_event_id is not None
member_event_id, _ = await self.room_member_handler.update_membership(
creator,
creator.user,
@ -1157,6 +1138,7 @@ class RoomCreationHandler:
depth += 1
state_map[(EventTypes.Member, creator.user.to_string())] = member_event_id
events_to_send = []
# We treat the power levels override specially as this needs to be one
# of the first events that get sent into a room.
pl_content = initial_state.pop((EventTypes.PowerLevels, ""), None)
@ -1165,7 +1147,7 @@ class RoomCreationHandler:
EventTypes.PowerLevels, pl_content, False
)
current_state_group = power_context._state_group
await send(power_event, power_context, creator)
events_to_send.append((power_event, power_context))
else:
power_level_content: JsonDict = {
"users": {creator_id: 100},
@ -1214,9 +1196,8 @@ class RoomCreationHandler:
False,
)
current_state_group = pl_context._state_group
await send(pl_event, pl_context, creator)
events_to_send.append((pl_event, pl_context))
events_to_send = []
if room_alias and (EventTypes.CanonicalAlias, "") not in initial_state:
room_alias_event, room_alias_context = await create_event(
EventTypes.CanonicalAlias, {"alias": room_alias.to_string()}, True

74
synapse/push/bulk_push_rule_evaluator.py
View file

@ -165,8 +165,21 @@ class BulkPushRuleEvaluator:
return rules_by_user
async def _get_power_levels_and_sender_level(
self, event: EventBase, context: EventContext
self,
event: EventBase,
context: EventContext,
event_id_to_event: Mapping[str, EventBase],
) -> Tuple[dict, Optional[int]]:
"""
Given an event and an event context, get the power level event relevant to the event
and the power level of the sender of the event.
Args:
event: event to check
context: context of event to check
event_id_to_event: a mapping of event_id to event for a set of events being
batch persisted. This is needed as the sought-after power level event may
be in this batch rather than the DB
"""
# There are no power levels and sender levels possible to get from outlier
if event.internal_metadata.is_outlier():
return {}, None
@ -177,15 +190,26 @@ class BulkPushRuleEvaluator:
)
pl_event_id = prev_state_ids.get(POWER_KEY)
# fastpath: if there's a power level event, that's all we need, and
# not having a power level event is an extreme edge case
if pl_event_id:
# fastpath: if there's a power level event, that's all we need, and
# not having a power level event is an extreme edge case
auth_events = {POWER_KEY: await self.store.get_event(pl_event_id)}
# Get the power level event from the batch, or fall back to the database.
pl_event = event_id_to_event.get(pl_event_id)
if pl_event:
auth_events = {POWER_KEY: pl_event}
else:
auth_events = {POWER_KEY: await self.store.get_event(pl_event_id)}
else:
auth_events_ids = self._event_auth_handler.compute_auth_events(
event, prev_state_ids, for_verification=False
)
auth_events_dict = await self.store.get_events(auth_events_ids)
# Some needed auth events might be in the batch, combine them with those
# fetched from the database.
for auth_event_id in auth_events_ids:
auth_event = event_id_to_event.get(auth_event_id)
if auth_event:
auth_events_dict[auth_event_id] = auth_event
auth_events = {(e.type, e.state_key): e for e in auth_events_dict.values()}
sender_level = get_user_power_level(event.sender, auth_events)
@ -194,16 +218,38 @@ class BulkPushRuleEvaluator:
return pl_event.content if pl_event else {}, sender_level
@measure_func("action_for_event_by_user")
async def action_for_event_by_user(
self, event: EventBase, context: EventContext
async def action_for_events_by_user(
self, events_and_context: List[Tuple[EventBase, EventContext]]
) -> None:
"""Given an event and context, evaluate the push rules, check if the message
should increment the unread count, and insert the results into the
event_push_actions_staging table.
"""Given a list of events and their associated contexts, evaluate the push rules
for each event, check if the message should increment the unread count, and
insert the results into the event_push_actions_staging table.
"""
if not event.internal_metadata.is_notifiable():
# Push rules for events that aren't notifiable can't be processed by this
# For batched events the power level events may not have been persisted yet,
# so we pass in the batched events. Thus if the event cannot be found in the
# database we can check in the batch.
event_id_to_event = {e.event_id: e for e, _ in events_and_context}
for event, context in events_and_context:
await self._action_for_event_by_user(event, context, event_id_to_event)
@measure_func("action_for_event_by_user")
async def _action_for_event_by_user(
self,
event: EventBase,
context: EventContext,
event_id_to_event: Mapping[str, EventBase],
) -> None:
if (
not event.internal_metadata.is_notifiable()
or event.internal_metadata.is_historical()
):
# Push rules for events that aren't notifiable can't be processed by this and
# we want to skip push notification actions for historical messages
# because we don't want to notify people about old history back in time.
# The historical messages also do not have the proper `context.current_state_ids`
# and `state_groups` because they have `prev_events` that aren't persisted yet
# (historical messages persisted in reverse-chronological order).
return
# Disable counting as unread unless the experimental configuration is
@ -223,7 +269,9 @@ class BulkPushRuleEvaluator:
(
power_levels,
sender_power_level,
) = await self._get_power_levels_and_sender_level(event, context)
) = await self._get_power_levels_and_sender_level(
event, context, event_id_to_event
)
# Find the event's thread ID.
relation = relation_from_event(event)

2
tests/push/test_bulk_push_rule_evaluator.py
View file

@ -71,4 +71,4 @@ class TestBulkPushRuleEvaluator(unittest.HomeserverTestCase):
bulk_evaluator = BulkPushRuleEvaluator(self.hs)
# should not raise
self.get_success(bulk_evaluator.action_for_event_by_user(event, context))
self.get_success(bulk_evaluator.action_for_events_by_user([(event, context)]))

2
tests/replication/_base.py
View file

@ -371,7 +371,7 @@ class BaseMultiWorkerStreamTestCase(unittest.HomeserverTestCase):
config=worker_hs.config.server.listeners[0],
resource=resource,
server_version_string="1",
max_request_body_size=4096,
max_request_body_size=8192,
reactor=self.reactor,
)