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Fix factory() returning dead connections on close during setup #704

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Fix factory() returning dead connections on close during setup #704

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3 changes: 3 additions & 0 deletions cassandra/connection.py
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Original file line number Diff line number Diff line change
Expand Up @@ -866,6 +866,9 @@ def factory(cls, endpoint, timeout, host_conn = None, *args, **kwargs):
if conn.is_unsupported_proto_version:
raise ProtocolVersionUnsupported(endpoint, conn.protocol_version)
raise conn.last_error
elif conn.is_closed or conn.is_defunct:
raise ConnectionShutdown(
"Connection to %s was closed during setup" % (endpoint,))
elif not conn.connected_event.is_set():
conn.close()
raise OperationTimedOut("Timed out creating connection (%s seconds)" % timeout)
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