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-rw-r--r--synapse/replication/slave/storage/devices.py25
-rw-r--r--synapse/replication/tcp/streams/_base.py13
2 files changed, 22 insertions, 16 deletions
diff --git a/synapse/replication/slave/storage/devices.py b/synapse/replication/slave/storage/devices.py
index bf46cc4f8a..01a4f85884 100644
--- a/synapse/replication/slave/storage/devices.py
+++ b/synapse/replication/slave/storage/devices.py
@@ -61,23 +61,24 @@ class SlavedDeviceStore(EndToEndKeyWorkerStore, DeviceWorkerStore, BaseSlavedSto
     def process_replication_rows(self, stream_name, token, rows):
         if stream_name == DeviceListsStream.NAME:
             self._device_list_id_gen.advance(token)
-            for row in rows:
-                self._invalidate_caches_for_devices(token, row.user_id, row.destination)
+            self._invalidate_caches_for_devices(token, rows)
         elif stream_name == UserSignatureStream.NAME:
+            self._device_list_id_gen.advance(token)
             for row in rows:
                 self._user_signature_stream_cache.entity_has_changed(row.user_id, token)
         return super(SlavedDeviceStore, self).process_replication_rows(
             stream_name, token, rows
         )
 
-    def _invalidate_caches_for_devices(self, token, user_id, destination):
-        self._device_list_stream_cache.entity_has_changed(user_id, token)
-
-        if destination:
-            self._device_list_federation_stream_cache.entity_has_changed(
-                destination, token
-            )
+    def _invalidate_caches_for_devices(self, token, rows):
+        for row in rows:
+            if row.entity.startswith("@"):
+                self._device_list_stream_cache.entity_has_changed(row.entity, token)
+                self.get_cached_devices_for_user.invalidate((row.entity,))
+                self._get_cached_user_device.invalidate_many((row.entity,))
+                self.get_device_list_last_stream_id_for_remote.invalidate((row.entity,))
 
-        self.get_cached_devices_for_user.invalidate((user_id,))
-        self._get_cached_user_device.invalidate_many((user_id,))
-        self.get_device_list_last_stream_id_for_remote.invalidate((user_id,))
+            else:
+                self._device_list_federation_stream_cache.entity_has_changed(
+                    row.entity, token
+                )
diff --git a/synapse/replication/tcp/streams/_base.py b/synapse/replication/tcp/streams/_base.py
index 208e8a667b..7a8b6e9df1 100644
--- a/synapse/replication/tcp/streams/_base.py
+++ b/synapse/replication/tcp/streams/_base.py
@@ -94,9 +94,13 @@ PublicRoomsStreamRow = namedtuple(
         "network_id",  # str, optional
     ),
 )
-DeviceListsStreamRow = namedtuple(
-    "DeviceListsStreamRow", ("user_id", "destination")  # str  # str
-)
+
+
+@attr.s
+class DeviceListsStreamRow:
+    entity = attr.ib(type=str)
+
+
 ToDeviceStreamRow = namedtuple("ToDeviceStreamRow", ("entity",))  # str
 TagAccountDataStreamRow = namedtuple(
     "TagAccountDataStreamRow", ("user_id", "room_id", "data")  # str  # str  # dict
@@ -363,7 +367,8 @@ class PublicRoomsStream(Stream):
 
 
 class DeviceListsStream(Stream):
-    """Someone added/changed/removed a device
+    """Either a user has updated their devices or a remote server needs to be
+    told about a device update.
     """
 
     NAME = "device_lists"