log exceptions in _async_write_json_to_request_in_thread

2022-01-20 17:04:54 +00:00
parent d1e6333f12
commit 20fc57683c
1 changed files with 5 additions and 1 deletions
--- a/synapse/http/server.py
+++ b/synapse/http/server.py
@@ -776,7 +776,11 @@ async def _async_write_json_to_request_in_thread(

    with start_active_span("encode_json_response"):
        span = active_span()
-        json_str = await defer_to_thread(request.reactor, encode, span)
+        try:
+            json_str = await defer_to_thread(request.reactor, encode, span)
+        except Exception:
+            logger.exception("failed to encode json response")
+            return

    _write_bytes_to_request(request, json_str)