From cd428a93e23e56347957a62ec3d6ca26d6e03a02 Mon Sep 17 00:00:00 2001 From: Brendan Abolivier Date: Tue, 7 Jan 2020 12:08:58 +0000 Subject: Fix conditions failing if min_depth = 0 This could result in Synapse not fetching prev_events for new events in the room if it has missed some events. --- synapse/handlers/federation.py | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'synapse/handlers/federation.py') diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py index 72a0febc2b..61b6713c88 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py @@ -248,13 +248,13 @@ class FederationHandler(BaseHandler): prevs = set(pdu.prev_event_ids()) seen = await self.store.have_seen_events(prevs) - if min_depth and pdu.depth < min_depth: + if min_depth is not None and pdu.depth < min_depth: # This is so that we don't notify the user about this # message, to work around the fact that some events will # reference really really old events we really don't want to # send to the clients. pdu.internal_metadata.outlier = True - elif min_depth and pdu.depth > min_depth: + elif min_depth is not None and pdu.depth > min_depth: missing_prevs = prevs - seen if sent_to_us_directly and missing_prevs: # If we're missing stuff, ensure we only fetch stuff one -- cgit 1.4.1