diff options
| -rw-r--r-- | synapse/events/snapshot.py | 19 | ||||
| -rw-r--r-- | synapse/handlers/federation.py | 32 |
2 files changed, 42 insertions, 9 deletions
diff --git a/synapse/events/snapshot.py b/synapse/events/snapshot.py index f9568638a1..b090751bf1 100644 --- a/synapse/events/snapshot.py +++ b/synapse/events/snapshot.py @@ -228,6 +228,25 @@ class EventContext(object): else: self._prev_state_ids = self._current_state_ids + @defer.inlineCallbacks + def update_state(self, state_group, prev_state_ids, current_state_ids, + delta_ids): + """Replace the state in the context + """ + + # We need to make sure we wait for any ongoing fetching of state + # to complete so that the updated state doesn't get clobbered + if self._fetching_state_deferred: + yield make_deferred_yieldable(self._fetching_state_deferred) + + self.state_group = state_group + self._prev_state_ids = prev_state_ids + self._current_state_ids = current_state_ids + self.delta_ids = delta_ids + + # We need to ensure that that we've marked as having fetched the state + self._fetching_state_deferred = defer.succeed(None) + def _encode_state_dict(state_dict): """Since dicts of (type, state_key) -> event_id cannot be serialized in diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py index 98dd4a7fd1..14654d59f1 100644 --- a/synapse/handlers/federation.py +++ b/synapse/handlers/federation.py @@ -1975,21 +1975,35 @@ class FederationHandler(BaseHandler): k: a.event_id for k, a in iteritems(auth_events) if k != event_key } - context.current_state_ids = dict(context.current_state_ids) - context.current_state_ids.update(state_updates) + current_state_ids = yield context.get_current_state_ids(self.store) + current_state_ids = dict(current_state_ids) + + current_state_ids.update(state_updates) + if context.delta_ids is not None: - context.delta_ids = dict(context.delta_ids) - context.delta_ids.update(state_updates) - context.prev_state_ids = dict(context.prev_state_ids) - context.prev_state_ids.update({ + delta_ids = dict(context.delta_ids) + delta_ids.update(state_updates) + + prev_state_ids = yield context.get_prev_state_ids(self.store) + prev_state_ids = dict(prev_state_ids) + + prev_state_ids.update({ k: a.event_id for k, a in iteritems(auth_events) }) - context.state_group = yield self.store.store_state_group( + + state_group = yield self.store.store_state_group( event.event_id, event.room_id, prev_group=context.prev_group, - delta_ids=context.delta_ids, - current_state_ids=context.current_state_ids, + delta_ids=delta_ids, + current_state_ids=current_state_ids, + ) + + yield context.update_state( + state_group=state_group, + current_state_ids=current_state_ids, + prev_state_ids=prev_state_ids, + delta_ids=delta_ids, ) @defer.inlineCallbacks |