Check if we've already backfilled events

This commit is contained in:
Erik Johnston 2016-04-12 11:19:10 +01:00
parent 790f5848b2
commit cccf86dd05
2 changed files with 36 additions and 7 deletions

View File

@ -294,6 +294,15 @@ class FederationHandler(BaseHandler):
extremities=extremities,
)
seen_events = yield self.store.have_events_in_timeline(
set(e.event_id for e in events)
)
events = [e for e in events if e.event_id not in seen_events]
if not events:
defer.returnValue([])
event_map = {e.event_id: e for e in events}
event_ids = set(e.event_id for e in events)
@ -353,6 +362,7 @@ class FederationHandler(BaseHandler):
for a in auth_events.values():
if a.event_id in seen_events:
continue
a.internal_metadata.outlier = True
ev_infos.append({
"event": a,
"auth_events": {
@ -373,6 +383,11 @@ class FederationHandler(BaseHandler):
}
})
yield self._handle_new_events(
dest, ev_infos,
backfilled=True,
)
events.sort(key=lambda e: e.depth)
for event in events:
@ -383,10 +398,9 @@ class FederationHandler(BaseHandler):
"event": event,
})
yield self._handle_new_events(
dest, ev_infos,
backfilled=True,
)
yield self._handle_new_event(
dest, event
)
defer.returnValue(events)
@ -458,11 +472,12 @@ class FederationHandler(BaseHandler):
# TODO: Should we try multiple of these at a time?
for dom in domains:
try:
events = yield self.backfill(
yield self.backfill(
dom, room_id,
limit=100,
extremities=[e for e in extremities.keys()]
)
defer.returnValue(True)
except SynapseError as e:
logger.info(
"Failed to backfill from %s because %s",
@ -488,8 +503,6 @@ class FederationHandler(BaseHandler):
)
continue
if events:
defer.returnValue(True)
defer.returnValue(False)
success = yield try_backfill(likely_domains)

View File

@ -543,6 +543,22 @@ class EventsStore(SQLBaseStore):
(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))
def have_events(self, event_ids):
"""Given a list of event ids, check if we have already processed them.