diff --git a/synapse/storage/event_federation.py b/synapse/storage/event_federation.py
index 2880850506..d6d2016e16 100644
--- a/synapse/storage/event_federation.py
+++ b/synapse/storage/event_federation.py
@@ -13,6 +13,8 @@
# See the License for the specific language governing permissions and
# limitations under the License.
+from twisted.internet import defer
+
from ._base import SQLBaseStore, cached
from syutil.base64util import encode_base64
@@ -33,16 +35,7 @@ class EventFederationStore(SQLBaseStore):
"""
def get_auth_chain(self, event_ids):
- return self.runInteraction(
- "get_auth_chain",
- self._get_auth_chain_txn,
- event_ids
- )
-
- def _get_auth_chain_txn(self, txn, event_ids):
- results = self._get_auth_chain_ids_txn(txn, event_ids)
-
- return self._get_events_txn(txn, results)
+ return self.get_auth_chain_ids(event_ids).addCallback(self._get_events)
def get_auth_chain_ids(self, event_ids):
return self.runInteraction(
@@ -370,7 +363,7 @@ class EventFederationStore(SQLBaseStore):
return self.runInteraction(
"get_backfill_events",
self._get_backfill_events, room_id, event_list, limit
- )
+ ).addCallback(self._get_events)
def _get_backfill_events(self, txn, room_id, event_list, limit):
logger.debug(
@@ -416,16 +409,26 @@ class EventFederationStore(SQLBaseStore):
front = new_front
event_results += new_front
- return self._get_events_txn(txn, event_results)
+ return event_results
+ @defer.inlineCallbacks
def get_missing_events(self, room_id, earliest_events, latest_events,
limit, min_depth):
- return self.runInteraction(
+ ids = yield self.runInteraction(
"get_missing_events",
self._get_missing_events,
room_id, earliest_events, latest_events, limit, min_depth
)
+ events = yield self._get_events(ids)
+
+ events = sorted(
+ [ev for ev in events if ev.depth >= min_depth],
+ key=lambda e: e.depth,
+ )
+
+ defer.returnValue(events[:limit])
+
def _get_missing_events(self, txn, room_id, earliest_events, latest_events,
limit, min_depth):
@@ -457,14 +460,7 @@ class EventFederationStore(SQLBaseStore):
front = new_front
event_results |= new_front
- events = self._get_events_txn(txn, event_results)
-
- events = sorted(
- [ev for ev in events if ev.depth >= min_depth],
- key=lambda e: e.depth,
- )
-
- return events[:limit]
+ return event_results
def clean_room_for_join(self, room_id):
return self.runInteraction(
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