stack trace

2014-06-10 09:29:54.107 ERROR cinder.utils [req-c7fb120b-c6b5-423f-81ee-812b6e156913 30c03b7fe9104573acad6caceb798d09 f713a24644b24686ba7d2976cba0712c] Error connecting v
ia ssh: Specify a password or private_key
2014-06-10 09:29:54.107 ERROR cinder.zonemanager.drivers.brocade.brcd_fc_zone_driver [req-c7fb120b-c6b5-423f-81ee-812b6e156913 30c03b7fe9104573acad6caceb798d09 f713a24644
b24686ba7d2976cba0712c] Error connecting via ssh: Specify a password or private_key
2014-06-10 09:29:54.108 ERROR cinder.zonemanager.fc_zone_manager [req-c7fb120b-c6b5-423f-81ee-812b6e156913 30c03b7fe9104573acad6caceb798d09 f713a24644b24686ba7d2976cba071
2c] Failed adding connection for fabric=None: Error:Failed to get SAN context Error connecting via ssh: Specify a password or private_key
2014-06-10 09:29:54.108 ERROR cinder.volume.manager [req-c7fb120b-c6b5-423f-81ee-812b6e156913 30c03b7fe9104573acad6caceb798d09 f713a24644b24686ba7d2976cba0712c] Fibre Cha
nnel connection control failure: Failed adding connection for fabric=None: Error:Failed to get SAN context Error connecting via ssh: Specify a password or private_key
2014-06-10 09:29:54.108 ERROR oslo.messaging.rpc.dispatcher [req-c7fb120b-c6b5-423f-81ee-812b6e156913 30c03b7fe9104573acad6caceb798d09 f713a24644b24686ba7d2976cba0712c] E
xception during message handling: Fibre Channel connection control failure: Failed adding connection for fabric=None: Error:Failed to get SAN context Error connecting via
 ssh: Specify a password or private_key
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher Traceback (most recent call last):
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher   File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 134, in _dispatch_and_r
eply
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher     incoming.message))
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher   File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 177, in _dispatch
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher     return self._do_dispatch(endpoint, method, ctxt, args)
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher   File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 123, in _do_dispatch
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher     result = getattr(endpoint, method)(ctxt, **new_args)
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher   File "/opt/stack/cinder/cinder/volume/manager.py", line 837, in initialize_connection
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher     self._add_or_delete_fc_connection(conn_info, 1)
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher   File "/opt/stack/cinder/cinder/volume/manager.py", line 1335, in _add_or_delete_fc_connection
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher     LOG.error(e)ye
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher   File "/opt/stack/cinder/cinder/openstack/common/excutils.py", line 68, in __exit__
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher     six.reraise(self.type_, self.value, self.tb)
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher   File "/opt/stack/cinder/cinder/volume/manager.py", line 1330, in _add_or_delete_fc_connection
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher     self.zonemanager.add_connection(_initiator_target_map)
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher   File "/opt/stack/cinder/cinder/zonemanager/fc_zone_manager.py", line 143, in add_connection
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher     raise exception.ZoneManagerException(reason=msg)
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher ZoneManagerException: Fibre Channel connection control failure: Failed adding connection for fabric=None: Erro
r:Failed to get SAN context Error connecting via ssh: Specify a password or private_key
2014-06-10 09:29:54.108 TRACE oslo.messaging.rpc.dispatcher
2014-06-10 09:29:54.110 ERROR oslo.messaging._drivers.common [req-c7fb120b-c6b5-423f-81ee-812b6e156913 30c03b7fe9104573acad6caceb798d09 f713a24644b24686ba7d2976cba0712c]
Returning exception Fibre Channel connection control failure: Failed adding connection for fabric=None: Error:Failed to get SAN context Error connecting via ssh: Specify
a password or private_key to caller
2014-06-10 09:29:54.110 ERROR oslo.messaging._drivers.common [req-c7fb120b-c6b5-423f-81ee-812b6e156913 30c03b7fe9104573acad6caceb798d09 f713a24644b24686ba7d2976cba0712c]
['Traceback (most recent call last):\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 134, in _dispatch_and_reply\n    incoming
.message))\n', '  File "/usr/local/lib/python2.7/dist-packages/oslo/messaging/rpc/dispatcher.py", line 177, in _dispatch\n    return self._do_dispatch(endpoint, method, c
txt, args)\n', '  File "/usr/local/lib/python2.7/dist-p