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[Bug 1390336] Re: Libvirt: Raise wrong exception message when binding vif failed

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Brent Eagles <beagles@xxxxxxxxxx>
Date: Mon, 16 Mar 2015 18:49:12 -0000
Reply-to: Bug 1390336 <1390336@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

I removed neutron from this bz after confirming that the binding_failed
is a valid state and indicates a  potentially transient condition.

** No longer affects: neutron

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https://bugs.launchpad.net/bugs/1390336

Title:
  Libvirt: Raise wrong exception message when binding vif failed

Status in OpenStack Compute (Nova):
  In Progress

Bug description:
  nova get an NovaException with wrong message due to wrong try to build
  an instance on compute node.

  
  2014-11-07 14:40:54.446 ERROR nova.compute.manager [-] [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6] Instance failed to spawn
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6] Traceback (most recent call last):
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]   File "/opt/stack/nova/nova/compute/manager.py", line 2244, in _build_resources
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]     yield resources
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]   File "/opt/stack/nova/nova/compute/manager.py", line 2114, in _build_and_run_instance
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]     block_device_info=block_device_info)
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]   File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 2597, in spawn
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]     write_to_disk=True)
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]   File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 4157, in _get_guest_xml
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]     context)
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]   File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 4018, in _get_guest_config
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]     flavor, virt_type)
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]   File "/opt/stack/nova/nova/virt/libvirt/vif.py", line 352, in get_config
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6]     _("Unexpected vif_type=%s") % vif_type)
  2014-11-07 14:40:54.446 TRACE nova.compute.manager [instance: 9b56e64b-71b5-4598-b4df-45bb85b43ed6] NovaException: Unexpected vif_type=binding_failed

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