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[Bug 1704010] [NEW] VMware: attach volume fails with AttributeError

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Vipin Balachandran <vbala@xxxxxxxxxx>
Date: Wed, 12 Jul 2017 22:09:34 -0000
Reply-to: Bug 1704010 <1704010@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
Public bug reported:

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]

** Affects: nova
     Importance: Undecided
     Assignee: Vipin Balachandran (vbala)
         Status: New


** Tags: vmware

** Changed in: nova
     Assignee: (unassigned) => Vipin Balachandran (vbala)

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

Title:
  VMware: attach volume fails with AttributeError

Status in OpenStack Compute (nova):
  New

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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Follow ups

[Bug 1704010] Re: VMware: attach volume fails with AttributeError
From: Vipin Balachandran, 2017-08-25