diff --git a/tests/handlers/test_federation_event.py b/tests/handlers/test_federation_event.py
index c067e5bfe3..23f1b33b2f 100644
--- a/tests/handlers/test_federation_event.py
+++ b/tests/handlers/test_federation_event.py
@@ -664,6 +664,101 @@ class FederationEventHandlerTests(unittest.FederatingHomeserverTestCase):
StoreError,
)
+ def test_backfill_process_previously_failed_pull_attempt_event_in_the_background(
+ self,
+ ) -> None:
+ """
+ Sanity check that events are still processed even if it is in the background
+ for events that already have failed pull attempts.
+ """
+ OTHER_USER = f"@user:{self.OTHER_SERVER_NAME}"
+ main_store = self.hs.get_datastores().main
+
+ # Create the room
+ user_id = self.register_user("kermit", "test")
+ tok = self.login("kermit", "test")
+ room_id = self.helper.create_room_as(room_creator=user_id, tok=tok)
+ room_version = self.get_success(main_store.get_room_version(room_id))
+
+ # Allow the remote user to send state events
+ self.helper.send_state(
+ room_id,
+ "m.room.power_levels",
+ {"events_default": 0, "state_default": 0},
+ tok=tok,
+ )
+
+ # Add the remote user to the room
+ member_event = self.get_success(
+ event_injection.inject_member_event(self.hs, room_id, OTHER_USER, "join")
+ )
+
+ initial_state_map = self.get_success(
+ main_store.get_partial_current_state_ids(room_id)
+ )
+
+ auth_event_ids = [
+ initial_state_map[("m.room.create", "")],
+ initial_state_map[("m.room.power_levels", "")],
+ member_event.event_id,
+ ]
+
+ # Create a regular event that should process
+ pulled_event = make_event_from_dict(
+ self.add_hashes_and_signatures_from_other_server(
+ {
+ "type": "test_regular_type",
+ "room_id": room_id,
+ "sender": OTHER_USER,
+ "prev_events": [
+ member_event.event_id,
+ ],
+ "auth_events": auth_event_ids,
+ "origin_server_ts": 1,
+ "depth": 12,
+ "content": {"body": "pulled_event"},
+ }
+ ),
+ room_version,
+ )
+
+ # Record a failed pull attempt for this event which will cause us to backfill it
+ # in the background from here on out.
+ self.get_success(
+ main_store.record_event_failed_pull_attempt(
+ room_id, pulled_event.event_id, "fake cause"
+ )
+ )
+
+ # We expect an outbound request to /backfill, so stub that out
+ self.mock_federation_transport_client.backfill.return_value = make_awaitable(
+ {
+ "origin": self.OTHER_SERVER_NAME,
+ "origin_server_ts": 123,
+ "pdus": [
+ pulled_event.get_pdu_json(),
+ ],
+ }
+ )
+
+ # The function under test: try to backfill and process the pulled event
+ with LoggingContext("test"):
+ self.get_success(
+ self.hs.get_federation_event_handler().backfill(
+ self.OTHER_SERVER_NAME,
+ room_id,
+ limit=1,
+ extremities=["$some_extremity"],
+ )
+ )
+
+ # Ensure `run_as_background_process(...)` has a chance to run (essentially
+ # `wait_for_background_processes()`)
+ self.reactor.pump((0.1,))
+
+ # Make sure we processed and persisted the pulled event
+ self.get_success(main_store.get_event(pulled_event.event_id, allow_none=False))
+
def test_process_pulled_event_with_rejected_missing_state(self) -> None:
"""Ensure that we correctly handle pulled events with missing state containing a
rejected state event
|
