From c78c67c5a909c6749f25b251d46be3df8f56f8c2 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Wed, 8 Feb 2023 17:41:55 +0100 Subject: Fix bug in replication where response is cached (#15024) --- synapse/replication/http/_base.py | 2 ++ 1 file changed, 2 insertions(+) (limited to 'synapse/replication/http') diff --git a/synapse/replication/http/_base.py b/synapse/replication/http/_base.py index 908f3f1db7..c20d9c7e9d 100644 --- a/synapse/replication/http/_base.py +++ b/synapse/replication/http/_base.py @@ -426,6 +426,8 @@ class ReplicationEndpoint(metaclass=abc.ABCMeta): code, response = await self.response_cache.wrap( txn_id, self._handle_request, request, content, **kwargs ) + # Take a copy so we don't mutate things in the cache. + response = dict(response) else: # The `@cancellable` decorator may be applied to `_handle_request`. But we # told `HttpServer.register_paths` that our handler is `_check_auth_and_handle`, -- cgit 1.4.1