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Only pull out IDs from DB for /state_ids/ request

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This commit is contained in:
Erik Johnston 2016-09-02 10:49:43 +01:00
parent c1c38da586
commit 2854ee2a52
2 changed files with 30 additions and 6 deletions
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26
synapse/handlers/federation.py
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@ -1102,6 +1102,32 @@ class FederationHandler(BaseHandler):
else:
defer.returnValue([])
@defer.inlineCallbacks
def get_state_ids_for_pdu(self, room_id, event_id):
yield run_on_reactor()
state_groups = yield self.store.get_state_groups_ids(
room_id, [event_id]
)
if state_groups:
_, state = state_groups.items().pop()
results = state
event = yield self.store.get_event(event_id)
if event and event.is_state():
# Get previous state
if "replaces_state" in event.unsigned:
prev_id = event.unsigned["replaces_state"]
if prev_id != event.event_id:
results[(event.type, event.state_key)] = prev_id
else:
del results[(event.type, event.state_key)]
defer.returnValue(results.values())
else:
defer.returnValue([])
@defer.inlineCallbacks
@log_function
def on_backfill_request(self, origin, room_id, pdu_list, limit):