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Respect metadata backoff in KafkaNetClient #2854

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Merged
dpkp merged 2 commits into from
Apr 11, 2026
Merged

Respect metadata backoff in KafkaNetClient #2854

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367bb57
Respect metadata backoff in KafkaNetClient
dpkp Apr 11, 2026
f594e81
Clamp poll timeout w/ metadata_ttl
dpkp Apr 11, 2026
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9 changes: 8 additions & 1 deletion kafka/net/compat.py
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Original file line number Diff line number Diff line change
Expand Up @@ -129,8 +129,15 @@ def send_and_receive(self, node_id, request, timeout_ms=30000):

def poll(self, timeout_ms=None, future=None):
with self._lock:
if self._manager.cluster.need_update:
metadata_ttl = self._manager.cluster.ttl()
if metadata_ttl == 0:
self._manager.update_metadata()
elif self._manager.cluster.need_update:
# A refresh is pending but retry_backoff hasn't elapsed yet.
# Cap timeout_ms so select() returns in time for us to come
# back and re-check ttl.
if timeout_ms is None or metadata_ttl < timeout_ms:
timeout_ms = metadata_ttl
return self._manager.poll(timeout_ms=timeout_ms, future=future)

def close(self, node_id=None):
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