diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index 04a4689483..aba266c2bc 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -273,7 +273,7 @@ class FederationHandler(BaseHandler):
@log_function
@defer.inlineCallbacks
- def do_invite_join(self, target_host, room_id, joinee, content, snapshot):
+ def do_invite_join(self, target_hosts, room_id, joinee, content, snapshot):
""" Attempts to join the `joinee` to the room `room_id` via the
server `target_host`.
@@ -287,8 +287,8 @@ class FederationHandler(BaseHandler):
"""
logger.debug("Joining %s to %s", joinee, room_id)
- pdu = yield self.replication_layer.make_join(
- [target_host],
+ origin, pdu = yield self.replication_layer.make_join(
+ target_hosts,
room_id,
joinee
)
@@ -330,11 +330,17 @@ class FederationHandler(BaseHandler):
new_event = builder.build()
+ # Try the host we successfully got a response to /make_join/
+ # request first.
+ target_hosts.remove(origin)
+ target_hosts.insert(0, origin)
+
ret = yield self.replication_layer.send_join(
- [target_host],
+ target_hosts,
new_event
)
+ origin = ret["origin"]
state = ret["state"]
auth_chain = ret["auth_chain"]
auth_chain.sort(key=lambda e: e.depth)
@@ -371,7 +377,7 @@ class FederationHandler(BaseHandler):
if e.event_id in auth_ids
}
yield self._handle_new_event(
- target_host, e, auth_events=auth
+ origin, e, auth_events=auth
)
except:
logger.exception(
@@ -391,7 +397,7 @@ class FederationHandler(BaseHandler):
if e.event_id in auth_ids
}
yield self._handle_new_event(
- target_host, e, auth_events=auth
+ origin, e, auth_events=auth
)
except:
logger.exception(
@@ -406,7 +412,7 @@ class FederationHandler(BaseHandler):
}
yield self._handle_new_event(
- target_host,
+ origin,
new_event,
state=state,
current_state=state,
|