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[Bug 1554184] [NEW] Attaching Volume fails due to unsupported operand type

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Public bug reported:

When attempting to attach any volume to an instance using either manage
attachments, or create new instance receive error indicating TypeError:
unsupported operand type(s) for &: 'unicode' and 'int'

Steps to Reproduce:

Create a volume in cinder (any volume)
Attempt to attach to instance/launch instance with volume attached


Expected Results:

Volume to be attached to instance

Actual Results:

Volume shows as available in gui, or if starting instance, instance
fails to start

Running OpenStack Mikata

openstack-nova-api-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
openstack-nova-compute-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
openstack-nova-scheduler-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
openstack-nova-console-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
openstack-nova-conductor-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
openstack-nova-cert-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
openstack-nova-novncproxy-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
openstack-nova-common-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch


2016-03-07 13:52:00.705 11526 DEBUG oslo_concurrency.processutils [req-be5be823-3622-47c8-a375-2c0efb6a2a1d cefa991623654a068fc3f230d0e1c780 25c1958ebd094cb5ab382929665f8b50 - - -] Running cmd (subprocess): sudo nova-rootwrap /etc/nova/rootwrap.conf iscsiadm -m session execute /usr/lib/python2.7/site-packages/oslo_concurrency/processutils.py:326
2016-03-07 13:52:00.843 11526 DEBUG oslo_concurrency.processutils [req-be5be823-3622-47c8-a375-2c0efb6a2a1d cefa991623654a068fc3f230d0e1c780 25c1958ebd094cb5ab382929665f8b50 - - -] CMD "sudo nova-rootwrap /etc/nova/rootwrap.conf iscsiadm -m session" returned: 0 in 0.138s execute /usr/lib/python2.7/site-packages/oslo_concurrency/processutils.py:356
2016-03-07 13:52:00.844 11526 DEBUG os_brick.initiator.connector [req-be5be823-3622-47c8-a375-2c0efb6a2a1d cefa991623654a068fc3f230d0e1c780 25c1958ebd094cb5ab382929665f8b50 - - -] iscsiadm ['-m', 'session']: stdout=tcp: [7] 192.168.20.5:3260,0 iqn.1994-05.com.redhat:Test (non-flash)
 stderr= _run_iscsiadm_bare /usr/lib/python2.7/site-packages/os_brick/initiator/connector.py:1289
2016-03-07 13:52:00.845 11526 DEBUG oslo_concurrency.lockutils [req-be5be823-3622-47c8-a375-2c0efb6a2a1d cefa991623654a068fc3f230d0e1c780 25c1958ebd094cb5ab382929665f8b50 - - -] Lock "connect_volume" released by "os_brick.initiator.connector.connect_volume" :: held 0.294s inner /usr/lib/python2.7/site-packages/oslo_concurrency/lockutils.py:282
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [req-be5be823-3622-47c8-a375-2c0efb6a2a1d cefa991623654a068fc3f230d0e1c780 25c1958ebd094cb5ab382929665f8b50 - - -] [instance: 452ed662-df79-4cba-a103-52bb06854820] Driver failed to attach volume da83c95f-fbbf-4234-bc4d-2029094f8b4b at /dev/vdb
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820] Traceback (most recent call last):
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/nova/virt/block_device.py", line 279, in attach
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     device_type=self['device_type'], encryption=encryption)
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 1333, in attach_volume
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     self._connect_volume(connection_info, disk_info)
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 1274, in _connect_volume
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     vol_driver.connect_volume(connection_info, disk_info)
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/volume/iscsi.py", line 87, in connect_volume
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     device_info = self.connector.connect_volume(connection_info['data'])
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/oslo_concurrency/lockutils.py", line 271, in inner
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     return f(*args, **kwargs)
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/connector.py", line 861, in connect_volume
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     connection_properties)
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/connector.py", line 673, in _get_potential_volume_paths
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     host_devices = self._get_device_path(props)
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/connector.py", line 1006, in _get_device_path
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     self._get_all_targets(connection_properties)]
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/connector.py", line 1000, in _munge_portal
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     self._linuxscsi.process_lun_id(lun))
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/linuxscsi.py", line 420, in process_lun_id
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     processed = self._format_lun_id(lun_ids)
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/linuxscsi.py", line 428, in _format_lun_id
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     (lun_id & 0xffff, lun_id >> 16 & 0xffff))
2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820] TypeError: unsupported operand type(s) for &: 'unicode' and 'int'

** Affects: nova
     Importance: Undecided
         Status: New


** Tags: cinder nova

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https://bugs.launchpad.net/bugs/1554184

Title:
  Attaching Volume fails due to unsupported operand type

Status in OpenStack Compute (nova):
  New

Bug description:
  When attempting to attach any volume to an instance using either
  manage attachments, or create new instance receive error indicating
  TypeError: unsupported operand type(s) for &: 'unicode' and 'int'

  Steps to Reproduce:

  Create a volume in cinder (any volume)
  Attempt to attach to instance/launch instance with volume attached

  
  Expected Results:

  Volume to be attached to instance

  Actual Results:

  Volume shows as available in gui, or if starting instance, instance
  fails to start

  Running OpenStack Mikata

  openstack-nova-api-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
  openstack-nova-compute-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
  openstack-nova-scheduler-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
  openstack-nova-console-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
  openstack-nova-conductor-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
  openstack-nova-cert-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
  openstack-nova-novncproxy-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch
  openstack-nova-common-13.0.0.0b4-0.20160304162843.c5a45a2.el7.centos.noarch


  2016-03-07 13:52:00.705 11526 DEBUG oslo_concurrency.processutils [req-be5be823-3622-47c8-a375-2c0efb6a2a1d cefa991623654a068fc3f230d0e1c780 25c1958ebd094cb5ab382929665f8b50 - - -] Running cmd (subprocess): sudo nova-rootwrap /etc/nova/rootwrap.conf iscsiadm -m session execute /usr/lib/python2.7/site-packages/oslo_concurrency/processutils.py:326
  2016-03-07 13:52:00.843 11526 DEBUG oslo_concurrency.processutils [req-be5be823-3622-47c8-a375-2c0efb6a2a1d cefa991623654a068fc3f230d0e1c780 25c1958ebd094cb5ab382929665f8b50 - - -] CMD "sudo nova-rootwrap /etc/nova/rootwrap.conf iscsiadm -m session" returned: 0 in 0.138s execute /usr/lib/python2.7/site-packages/oslo_concurrency/processutils.py:356
  2016-03-07 13:52:00.844 11526 DEBUG os_brick.initiator.connector [req-be5be823-3622-47c8-a375-2c0efb6a2a1d cefa991623654a068fc3f230d0e1c780 25c1958ebd094cb5ab382929665f8b50 - - -] iscsiadm ['-m', 'session']: stdout=tcp: [7] 192.168.20.5:3260,0 iqn.1994-05.com.redhat:Test (non-flash)
   stderr= _run_iscsiadm_bare /usr/lib/python2.7/site-packages/os_brick/initiator/connector.py:1289
  2016-03-07 13:52:00.845 11526 DEBUG oslo_concurrency.lockutils [req-be5be823-3622-47c8-a375-2c0efb6a2a1d cefa991623654a068fc3f230d0e1c780 25c1958ebd094cb5ab382929665f8b50 - - -] Lock "connect_volume" released by "os_brick.initiator.connector.connect_volume" :: held 0.294s inner /usr/lib/python2.7/site-packages/oslo_concurrency/lockutils.py:282
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [req-be5be823-3622-47c8-a375-2c0efb6a2a1d cefa991623654a068fc3f230d0e1c780 25c1958ebd094cb5ab382929665f8b50 - - -] [instance: 452ed662-df79-4cba-a103-52bb06854820] Driver failed to attach volume da83c95f-fbbf-4234-bc4d-2029094f8b4b at /dev/vdb
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820] Traceback (most recent call last):
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/nova/virt/block_device.py", line 279, in attach
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     device_type=self['device_type'], encryption=encryption)
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 1333, in attach_volume
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     self._connect_volume(connection_info, disk_info)
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/driver.py", line 1274, in _connect_volume
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     vol_driver.connect_volume(connection_info, disk_info)
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/nova/virt/libvirt/volume/iscsi.py", line 87, in connect_volume
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     device_info = self.connector.connect_volume(connection_info['data'])
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/oslo_concurrency/lockutils.py", line 271, in inner
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     return f(*args, **kwargs)
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/connector.py", line 861, in connect_volume
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     connection_properties)
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/connector.py", line 673, in _get_potential_volume_paths
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     host_devices = self._get_device_path(props)
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/connector.py", line 1006, in _get_device_path
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     self._get_all_targets(connection_properties)]
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/connector.py", line 1000, in _munge_portal
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     self._linuxscsi.process_lun_id(lun))
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/linuxscsi.py", line 420, in process_lun_id
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     processed = self._format_lun_id(lun_ids)
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]   File "/usr/lib/python2.7/site-packages/os_brick/initiator/linuxscsi.py", line 428, in _format_lun_id
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820]     (lun_id & 0xffff, lun_id >> 16 & 0xffff))
  2016-03-07 13:52:00.846 11526 ERROR nova.virt.block_device [instance: 452ed662-df79-4cba-a103-52bb06854820] TypeError: unsupported operand type(s) for &: 'unicode' and 'int'

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