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Warn on DNS lookup failures #1091

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May 3, 2017
Merged

Warn on DNS lookup failures #1091

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12 changes: 7 additions & 5 deletions kafka/conn.py
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Original file line number Diff line number Diff line change
Expand Up @@ -237,11 +237,13 @@ def connect(self):
socket.AF_UNSPEC,
socket.SOCK_STREAM)
except socket.gaierror as ex:
raise socket.gaierror('getaddrinfo failed for {0}:{1}, '
'exception was {2}. Is your advertised.listeners (called'
'advertised.host.name before Kafka 9) correct and resolvable?'.format(
self._init_host, self._init_port, ex
))
log.warning('DNS lookup failed for {0}:{1},'
' exception was {2}. Is your'
' advertised.listeners (called'
' advertised.host.name before Kafka 9)'
' correct and resolvable?'.format(
self._init_host, self._init_port, ex))
self._gai = []
self._gai_index = 0
else:
# if self._gai already exists, then we should try the next
Expand Down