Comment 9 for bug 1491325

Example failure in the gate for manila:

http://logs.openstack.org/33/219333/1/gate/gate-manila-tempest-dsvm-neutron-multibackend/4c4572b/logs/screen-m-shr.txt.gz?level=TRACE#_2015-09-02_06_11_03_047

2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher [req-93761677-88c3-4b18-8b60-021e06ee204c ] Exception during message handling: Invalid input received: Invalid input for field/attribute device. Value: None. None is not of type 'string' (HTTP 400) (Request-ID: req-5134ee5b-d445-431f-b507-edbea510f03b).
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher Traceback (most recent call last):
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 142, in _dispatch_and_reply
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher executor_callback))
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 186, in _dispatch
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher executor_callback)
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_messaging/rpc/dispatcher.py", line 129, in _do_dispatch
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher result = func(ctxt, **new_args)
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/opt/stack/new/manila/manila/share/manager.py", line 445, in create_share_instance
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher {'status': constants.STATUS_ERROR}
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_utils/excutils.py", line 195, in __exit__
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher six.reraise(self.type_, self.value, self.tb)
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/opt/stack/new/manila/manila/share/manager.py", line 416, in create_share_instance
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher context, share_instance, share_server=share_server)
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/opt/stack/new/manila/manila/share/drivers/generic.py", line 125, in wrap
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher return f(self, context, *args, **kwargs)
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/opt/stack/new/manila/manila/share/drivers/generic.py", line 209, in create_share
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher volume)
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/opt/stack/new/manila/manila/share/drivers/generic.py", line 376, in _attach_volume
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher return do_attach(volume)
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/oslo_concurrency/lockutils.py", line 254, in inner
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher return f(*args, **kwargs)
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/opt/stack/new/manila/manila/share/drivers/generic.py", line 361, in do_attach
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher attach_volume()
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/retrying.py", line 49, in wrapped_f
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher return Retrying(*dargs, **dkw).call(f, *args, **kw)
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/retrying.py", line 212, in call
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher raise attempt.get()
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/retrying.py", line 247, in get
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher six.reraise(self.value[0], self.value[1], self.value[2])
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/usr/local/lib/python2.7/dist-packages/retrying.py", line 200, in call
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher attempt = Attempt(fn(*args, **kwargs), attempt_number, False)
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/opt/stack/new/manila/manila/share/drivers/generic.py", line 359, in attach_volume
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher self.admin_context, instance_id, volume['id'])
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher File "/opt/stack/new/manila/manila/compute/nova.py", line 158, in wrapper
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher raise exception.InvalidInput(reason=six.text_type(e))
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher InvalidInput: Invalid input received: Invalid input for field/attribute device. Value: None. None is not of type 'string' (HTTP 400) (Request-ID: req-5134ee5b-d445-431f-b507-edbea510f03b).
2015-09-02 06:11:03.047 2334 ERROR oslo_messaging.rpc.dispatcher