Make StreamToken.room_key be a RoomStreamToken instance. (#8281)

synapse/notifier.py

@@ -25,6 +25,7 @@ from typing import (
     Set,
     Tuple,
     TypeVar,
+    Union,
 )
 
 from prometheus_client import Counter
@@ -41,7 +42,7 @@ from synapse.logging.utils import log_function
 from synapse.metrics import LaterGauge
 from synapse.metrics.background_process_metrics import run_as_background_process
 from synapse.streams.config import PaginationConfig
-from synapse.types import Collection, StreamToken, UserID
+from synapse.types import Collection, RoomStreamToken, StreamToken, UserID
 from synapse.util.async_helpers import ObservableDeferred, timeout_deferred
 from synapse.util.metrics import Measure
 from synapse.visibility import filter_events_for_client
@@ -111,7 +112,9 @@ class _NotifierUserStream:
         with PreserveLoggingContext():
             self.notify_deferred = ObservableDeferred(defer.Deferred())
 
-    def notify(self, stream_key: str, stream_id: int, time_now_ms: int):
+    def notify(
+        self, stream_key: str, stream_id: Union[int, RoomStreamToken], time_now_ms: int,
+    ):
         """Notify any listeners for this user of a new event from an
         event source.
         Args:
@@ -294,7 +297,12 @@ class Notifier:
                 rooms.add(event.room_id)
 
         if users or rooms:
-            self.on_new_event("room_key", max_room_stream_id, users=users, rooms=rooms)
+            self.on_new_event(
+                "room_key",
+                RoomStreamToken(None, max_room_stream_id),
+                users=users,
+                rooms=rooms,
+            )
             self._on_updated_room_token(max_room_stream_id)
 
     def _on_updated_room_token(self, max_room_stream_id: int):
@@ -329,7 +337,7 @@ class Notifier:
     def on_new_event(
         self,
         stream_key: str,
-        new_token: int,
+        new_token: Union[int, RoomStreamToken],
         users: Collection[UserID] = [],
         rooms: Collection[str] = [],
     ):