1 files changed, 0 insertions, 79 deletions
diff --git a/synapse/replication/slave/storage/devices.py b/synapse/replication/slave/storage/devices.py
deleted file mode 100644
index 6fcade510a..0000000000
--- a/synapse/replication/slave/storage/devices.py
+++ /dev/null
@@ -1,79 +0,0 @@
-# Copyright 2016 OpenMarket Ltd
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#     http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-
-from typing import TYPE_CHECKING, Any, Iterable
-
-from synapse.replication.slave.storage._slaved_id_tracker import SlavedIdTracker
-from synapse.replication.tcp.streams._base import DeviceListsStream, UserSignatureStream
-from synapse.storage.database import DatabasePool, LoggingDatabaseConnection
-from synapse.storage.databases.main.devices import DeviceWorkerStore
-
-if TYPE_CHECKING:
-    from synapse.server import HomeServer
-
-
-class SlavedDeviceStore(DeviceWorkerStore):
-    def __init__(
-        self,
-        database: DatabasePool,
-        db_conn: LoggingDatabaseConnection,
-        hs: "HomeServer",
-    ):
-        self.hs = hs
-
-        self._device_list_id_gen = SlavedIdTracker(
-            db_conn,
-            "device_lists_stream",
-            "stream_id",
-            extra_tables=[
-                ("user_signature_stream", "stream_id"),
-                ("device_lists_outbound_pokes", "stream_id"),
-                ("device_lists_changes_in_room", "stream_id"),
-            ],
-        )
-
-        super().__init__(database, db_conn, hs)
-
-    def get_device_stream_token(self) -> int:
-        return self._device_list_id_gen.get_current_token()
-
-    def process_replication_rows(
-        self, stream_name: str, instance_name: str, token: int, rows: Iterable[Any]
-    ) -> None:
-        if stream_name == DeviceListsStream.NAME:
-            self._device_list_id_gen.advance(instance_name, token)
-            self._invalidate_caches_for_devices(token, rows)
-        elif stream_name == UserSignatureStream.NAME:
-            self._device_list_id_gen.advance(instance_name, token)
-            for row in rows:
-                self._user_signature_stream_cache.entity_has_changed(row.user_id, token)
-        return super().process_replication_rows(stream_name, instance_name, token, rows)
-
-    def _invalidate_caches_for_devices(
-        self, token: int, rows: Iterable[DeviceListsStream.DeviceListsStreamRow]
-    ) -> None:
-        for row in rows:
-            # The entities are either user IDs (starting with '@') whose devices
-            # have changed, or remote servers that we need to tell about
-            # changes.
-            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((row.entity,))
-                self.get_device_list_last_stream_id_for_remote.invalidate((row.entity,))
-
-            else:
-                self._device_list_federation_stream_cache.entity_has_changed(
-                    row.entity, token
-                )