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[Lenny <lennyb@xxxxxxxxxxxx>]

Public bug reported:

detaching SRIOV port direct causes exception.

# neutron port-create --binding:vnic_type=direct private
# nova boot --flavor m1.small --image cirros-mellanox-x86_64-disk-ib --nic port-id=a247d89e-dae5-4d65-b414-e7bf3a26bfd1 vm1
# nova suspend vm1

logs:
https://review.openstack.org/#/c/286668
http://144.76.193.39/ci-artifacts/286668/3/Neutron-Networking-MLNX-ML2/

Traceback message

2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730] Traceback (most recent call last):
2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]   File "/opt/stack/nova/nova/compute/manager.py", line 6515, in _error_out_instance_on_exception
2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]     yield
2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]   File "/opt/stack/nova/nova/compute/manager.py", line 4172, in suspend_instance
2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]     self.driver.suspend(context, instance)
2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]   File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 2638, in suspend
2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]     self._detach_sriov_ports(context, instance, guest)
2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]   File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 3425, in _detach_sriov_ports
2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]     if vif['vnic_type'] in network_model.VNIC_TYPES_SRIOV
2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730] AttributeError: 'LibvirtConfigGuestHostdevPCI' object has no attribute 'source_dev'
2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]

** Affects: nova
     Importance: Undecided
     Assignee: Moshe Levi (moshele)
         Status: New


** Tags: pci

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https://bugs.launchpad.net/bugs/1560860

Title:
  mellanox infiniband SR-IOV(ib_hostdev vif)  detach  port fails

Status in OpenStack Compute (nova):
  New

Bug description:
  detaching SRIOV port direct causes exception.

  # neutron port-create --binding:vnic_type=direct private
  # nova boot --flavor m1.small --image cirros-mellanox-x86_64-disk-ib --nic port-id=a247d89e-dae5-4d65-b414-e7bf3a26bfd1 vm1
  # nova suspend vm1

  logs:
  https://review.openstack.org/#/c/286668
  http://144.76.193.39/ci-artifacts/286668/3/Neutron-Networking-MLNX-ML2/

  Traceback message

  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730] Traceback (most recent call last):
  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]   File "/opt/stack/nova/nova/compute/manager.py", line 6515, in _error_out_instance_on_exception
  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]     yield
  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]   File "/opt/stack/nova/nova/compute/manager.py", line 4172, in suspend_instance
  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]     self.driver.suspend(context, instance)
  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]   File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 2638, in suspend
  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]     self._detach_sriov_ports(context, instance, guest)
  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]   File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 3425, in _detach_sriov_ports
  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]     if vif['vnic_type'] in network_model.VNIC_TYPES_SRIOV
  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730] AttributeError: 'LibvirtConfigGuestHostdevPCI' object has no attribute 'source_dev'
  2016-03-03 04:45:42.775 1801 ERROR nova.compute.manager [instance: cdf2e34d-bc2e-4edb-aff7-516b97487730]

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