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-rw-r--r--synapse/replication/tcp/streams/_base.py17
1 files changed, 12 insertions, 5 deletions
diff --git a/synapse/replication/tcp/streams/_base.py b/synapse/replication/tcp/streams/_base.py
index 9d75a89f1c..b03824925a 100644
--- a/synapse/replication/tcp/streams/_base.py
+++ b/synapse/replication/tcp/streams/_base.py
@@ -272,15 +272,22 @@ class PresenceStream(Stream):
     NAME = "presence"
     ROW_TYPE = PresenceStreamRow
 
-    def __init__(self, hs):
+    def __init__(self, hs: "HomeServer"):
         store = hs.get_datastore()
 
-        if hs.config.worker_app is None:
-            # on the master, query the presence handler
+        if hs.get_instance_name() in hs.config.worker.writers.presence:
+            # on the presence writer, query the presence handler
             presence_handler = hs.get_presence_handler()
-            update_function = presence_handler.get_all_presence_updates
+
+            from synapse.handlers.presence import PresenceHandler
+
+            assert isinstance(presence_handler, PresenceHandler)
+
+            update_function = (
+                presence_handler.get_all_presence_updates
+            )  # type: UpdateFunction
         else:
-            # Query master process
+            # Query presence writer process
             update_function = make_http_update_function(hs, self.NAME)
 
         super().__init__(