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Let loop.create_connection do its getaddrinfo coroutine if there are no dns records left/available

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mathieui 2014-11-12 22:14:09 +01:00
parent 68e35e631a
commit 3c06568ed5
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1 changed files with 8 additions and 5 deletions
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13
slixmpp/xmlstream/xmlstream.py
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@ -297,18 +297,21 @@ class XMLStream(object):
else:
if record:
host, address, port = record
self.address = (address, port)
self._service_name = host
else:
self.event('connection_failed',
'No DNS record available for %s' % self.default_domain)
# No DNS records left, stop iterating
# and try (host, port) as a last resort
self.dns_answers = None
return
try:
yield from loop.create_connection(lambda: self,
address,
port,
self.address[0],
self.address[1],
ssl=self.use_ssl)
except Socket.gaierror as e:
self.event('connection_failed',
'No DNS record available for %s' % self.default_domain)
except OSError as e:
log.debug('Connection failed: %s', e)
self.event("connection_failed", e)