Merge pull request #2170 from matrix-org/erikj/fed_hole_state

Don't fetch state for missing events that we fetched
This commit is contained in:
Erik Johnston 2017-05-03 10:49:37 +01:00 committed by GitHub
commit 0c27383dd7

View file

@ -171,6 +171,16 @@ class FederationHandler(BaseHandler):
yield self._get_missing_events_for_pdu(
origin, pdu, prevs, min_depth
)
# Update the set of things we've seen after trying to
# fetch the missing stuff
have_seen = yield self.store.have_events(prevs)
seen = set(have_seen.iterkeys())
if not prevs - seen:
logger.info(
"Found all missing prev events for %s", pdu.event_id
)
elif prevs - seen:
logger.info(
"Not fetching %d missing events for room %r,event %s: %r...",
@ -178,8 +188,6 @@ class FederationHandler(BaseHandler):
list(prevs - seen)[:5],
)
prevs = {e_id for e_id, _ in pdu.prev_events}
seen = set(have_seen.keys())
if prevs - seen:
logger.info(
"Still missing %d events for room %r: %r...",
@ -214,19 +222,15 @@ class FederationHandler(BaseHandler):
Args:
origin (str): Origin of the pdu. Will be called to get the missing events
pdu: received pdu
prevs (str[]): List of event ids which we are missing
prevs (set(str)): List of event ids which we are missing
min_depth (int): Minimum depth of events to return.
Returns:
Deferred<dict(str, str?)>: updated have_seen dictionary
"""
# We recalculate seen, since it may have changed.
have_seen = yield self.store.have_events(prevs)
seen = set(have_seen.keys())
if not prevs - seen:
# nothing left to do
defer.returnValue(have_seen)
return
latest = yield self.store.get_latest_event_ids_in_room(
pdu.room_id
@ -288,19 +292,6 @@ class FederationHandler(BaseHandler):
get_missing=False
)
have_seen = yield self.store.have_events(
[ev for ev, _ in pdu.prev_events]
)
seen = set(have_seen.keys())
if prevs - seen:
logger.info(
"Still missing %d prev events for %s: %r...",
len(prevs - seen), pdu.event_id, list(prevs - seen)[:5]
)
else:
logger.info("Found all missing prev events for %s", pdu.event_id)
defer.returnValue(have_seen)
@log_function
@defer.inlineCallbacks
def _process_received_pdu(self, origin, pdu, state, auth_chain):