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[Vipin Balachandran <vbala@xxxxxxxxxx>]

*** This bug is a duplicate of bug 1712281 ***
    https://bugs.launchpad.net/bugs/1712281

** This bug is no longer a duplicate of bug 1680254
   VMware: Failed at boot instance from volume
** This bug has been marked a duplicate of bug 1712281
   Attach volume failed for vmware driver

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https://bugs.launchpad.net/bugs/1704010

Title:
  VMware: attach volume fails with AttributeError

Status in OpenStack Compute (nova):
  In Progress

Bug description:
  Attaching/detaching volume with adapter type IDE fails with:
  AttributeError: 'int' object has no attribute 'lower'

  2017-07-11 23:20:11.876 ERROR nova.virt.block_device [req-15c66739-f62f-405d-ad71-e9e46dfeea88 demo admin] [instance: c5a35862-98c2-4b01-9259-fd250c0af835] Driver failed to attach volume 7f94ea59-510c-4c9e-bf5b-9accc59a7a54 at /dev/sdc: AttributeError: 'int' object has no attribute 'lower'
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835] Traceback (most recent call last):
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]   File "/opt/stack/nova/nova/virt/block_device.py", line 389, in attach
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]     device_type=self['device_type'], encryption=encryption)
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]   File "/opt/stack/nova/nova/virt/vmwareapi/driver.py", line 328, in attach_volume
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]     return self._volumeops.attach_volume(connection_info, instance)
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]   File "/opt/stack/nova/nova/virt/vmwareapi/volumeops.py", line 381, in attach_volume
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]     self._attach_volume_vmdk(connection_info, instance, adapter_type)
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]   File "/opt/stack/nova/nova/virt/vmwareapi/volumeops.py", line 335, in _attach_volume_vmdk
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]     if state.lower() != 'poweredoff':
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835] AttributeError: 'int' object has no attribute 'lower'
  2017-07-11 23:20:11.876 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835] 

  2017-07-11 23:20:56.655 ERROR nova.virt.block_device [req-d985d896-119c-40e4-868e-677dbf461df1 demo admin] [instance: c5a35862-98c2-4b01-9259-fd250c0af835] Failed to detach volume af84764d-dd81-4108-8d2f-b39cedeb9aa2 from /dev/sdb: AttributeError: 'int' object has no attribute 'lower'
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835] Traceback (most recent call last):
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]   File "/opt/stack/nova/nova/virt/block_device.py", line 277, in driver_detach
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]     encryption=encryption)
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]   File "/opt/stack/nova/nova/virt/vmwareapi/driver.py", line 333, in detach_volume
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]     return self._volumeops.detach_volume(connection_info, instance)
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]   File "/opt/stack/nova/nova/virt/vmwareapi/volumeops.py", line 582, in detach_volume
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]     self._detach_volume_vmdk(connection_info, instance)
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]   File "/opt/stack/nova/nova/virt/vmwareapi/volumeops.py", line 535, in _detach_volume_vmdk
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]     if state.lower() != 'poweredoff':
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835] AttributeError: 'int' object has no attribute 'lower'
  2017-07-11 23:20:56.655 TRACE nova.virt.block_device [instance: c5a35862-98c2-4b01-9259-fd250c0af835]

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