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authorH. Shay <hillerys@element.io>2023-02-28 10:14:20 -0800
committerH. Shay <hillerys@element.io>2023-02-28 10:14:20 -0800
commitb2fd03d075c8423f9205a3bed6e9621f2f063d46 (patch)
tree41c483b5b52ca138fb73cda0883df2ce9cfde3a6 /synapse/replication
parentUpdate spam checker documentation for moved media modules. (#15175) (diff)
parent1.78.0 (diff)
downloadsynapse-b2fd03d075c8423f9205a3bed6e9621f2f063d46.tar.xz
Merge branch 'master' into develop
Diffstat (limited to 'synapse/replication')
-rw-r--r--synapse/replication/tcp/resource.py18
1 files changed, 18 insertions, 0 deletions
diff --git a/synapse/replication/tcp/resource.py b/synapse/replication/tcp/resource.py
index 9d17eff714..347467d863 100644
--- a/synapse/replication/tcp/resource.py
+++ b/synapse/replication/tcp/resource.py
@@ -238,6 +238,24 @@ class ReplicationStreamer:
                             except Exception:
                                 logger.exception("Failed to replicate")
 
+                        # The last token we send may not match the current
+                        # token, in which case we want to send out a `POSITION`
+                        # to tell other workers the actual current position.
+                        if updates[-1][0] < current_token:
+                            logger.info(
+                                "Sending position: %s -> %s",
+                                stream.NAME,
+                                current_token,
+                            )
+                            self.command_handler.send_command(
+                                PositionCommand(
+                                    stream.NAME,
+                                    self._instance_name,
+                                    updates[-1][0],
+                                    current_token,
+                                )
+                            )
+
             logger.debug("No more pending updates, breaking poke loop")
         finally:
             self.pending_updates = False