diff options
Diffstat (limited to 'synapse')
| -rw-r--r-- | synapse/handlers/federation.py | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py index 128926e719..6793f9b6c6 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py @@ -341,14 +341,23 @@ class FederationHandler(BaseHandler): ) with logcontext.nested_logging_context(p): - state, got_auth_chain = ( + # XXX if any of the missing prevs share missing state or auth + # events, we'll end up requesting those missing events for + # *each* missing prev, contributing to the hammering of /event + # as per https://github.com/matrix-org/synapse/issues/2164. + remote_state, got_auth_chain = ( yield self.federation_client.get_state_for_room( origin, room_id, p, ) ) + + # XXX hrm I'm not convinced that duplicate events will compare + # for equality, so I'm not sure this does what the author + # hoped. auth_chains.update(got_auth_chain) + state_group = { - (x.type, x.state_key): x.event_id for x in state + (x.type, x.state_key): x.event_id for x in remote_state } state_groups.append(state_group) |