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author | Dana Powers <dana.powers@gmail.com> | 2016-08-04 20:09:13 -0700 |
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committer | GitHub <noreply@github.com> | 2016-08-04 20:09:13 -0700 |
commit | f6d216856f044de7b54450e00858190bc6dafc4f (patch) | |
tree | 19e8c92392cff6bf739999525bab8ddcf0d2805b | |
parent | d3d3ad8b74613cc3d0a1134fdcf4ab7d959657a6 (diff) | |
download | kafka-python-f6d216856f044de7b54450e00858190bc6dafc4f.tar.gz |
Drain pending requests to the coordinator before initiating group rejoin (#798)
-rw-r--r-- | kafka/coordinator/base.py | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/kafka/coordinator/base.py b/kafka/coordinator/base.py index e147b6f..5f60aa3 100644 --- a/kafka/coordinator/base.py +++ b/kafka/coordinator/base.py @@ -242,6 +242,14 @@ class BaseCoordinator(object): while self.need_rejoin(): self.ensure_coordinator_known() + # ensure that there are no pending requests to the coordinator. + # This is important in particular to avoid resending a pending + # JoinGroup request. + if self._client.in_flight_request_count(self.coordinator_id): + while self._client.in_flight_request_count(self.coordinator_id): + self._client.poll() + continue + future = self._send_join_group_request() self._client.poll(future=future) |