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[Bug 2092570] Re: rebuild instance result in error in 2024.2

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Julia Kreger <2092570@xxxxxxxxxxxxxxxxxx>
Date: Tue, 14 Jan 2025 19:20:53 -0000
Reply-to: Bug 2092570 <2092570@xxxxxxxxxxxxxxxxxx>
Sender: noreply@xxxxxxxxxxxxx
This appears to be a bug in the nova.virt.ironic driver as part of the
Nova project.

** Also affects: nova
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/2092570

Title:
  rebuild instance result in error in 2024.2

Status in Ironic:
  Triaged
Status in OpenStack Compute (nova):
  New

Bug description:
  Attempting to rebuild an instance consistently results in an error in
  OpenStack version 2024.2, specifically with Ironic 26.1.2.dev11.

  Affected Versions:

      Master branch
      OpenStack 2024.2

  Unaffected Versions:

      OpenStack 2023.2
      OpenStack 2024.1

  =======================
  nova-compute-ironic.log
  =======================

  2024-12-27 07:32:04.216 7 INFO nova.compute.manager [None req-e5a601d1-5399-45dd-905d-8c24a8e8249e 76dbbb12acec41b3b1cb6d726f10748d 580b53c6252a4352b3545e854a7f0e34 - - default default] [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4] Rebuilding instance
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [None req-e5a601d1-5399-45dd-905d-8c24a8e8249e 76dbbb12acec41b3b1cb6d726f10748d 580b53c6252a4352b3545e854a7f0e34 - - default default] [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4] Setting instance vm_state to ERROR: TypeError: 'InstanceDriverMetadata' object is not subscriptable
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4] Traceback (most recent call last):
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]   File "/var/lib/kolla/venv/lib/python3.12/site-packages/nova/compute/manager.py", line 10866, in _error_out_instance_on_exception
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]     yield
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]   File "/var/lib/kolla/venv/lib/python3.12/site-packages/nova/compute/manager.py", line 3869, in rebuild_instance
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]     self._do_rebuild_instance_with_claim(
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]   File "/var/lib/kolla/venv/lib/python3.12/site-packages/nova/compute/manager.py", line 3955, in _do_rebuild_instance_with_claim
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]     self._do_rebuild_instance(
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]   File "/var/lib/kolla/venv/lib/python3.12/site-packages/nova/compute/manager.py", line 4143, in _do_rebuild_instance
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]     self.driver.rebuild(**kwargs)
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]   File "/var/lib/kolla/venv/lib/python3.12/site-packages/nova/virt/ironic/driver.py", line 1747, in rebuild
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]     self._add_instance_info_to_node(node, instance, image_meta, metadata,
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]   File "/var/lib/kolla/venv/lib/python3.12/site-packages/nova/virt/ironic/driver.py", line 414, in _add_instance_info_to_node
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]     patch = patcher.create(node).get_deploy_patch(instance,
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]   File "/var/lib/kolla/venv/lib/python3.12/site-packages/nova/virt/ironic/patcher.py", line 65, in get_deploy_patch
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]     'value': str(flavor['swap'])})
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]                  ~~~~~~^^^^^^^^
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4] TypeError: 'InstanceDriverMetadata' object is not subscriptable
  2024-12-27 07:32:05.304 7 ERROR nova.compute.manager [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4]
  2024-12-27 07:32:08.346 7 INFO nova.compute.manager [None req-e5a601d1-5399-45dd-905d-8c24a8e8249e 76dbbb12acec41b3b1cb6d726f10748d 580b53c6252a4352b3545e854a7f0e34 - - default default] [instance: 7d3b5bd0-e389-4cc8-8903-42a34ed296f4] Successfully reverted task state from rebuild_spawning on failure for instance.
  2024-12-27 07:32:08.349 7 ERROR oslo_messaging.rpc.server [None req-e5a601d1-5399-45dd-905d-8c24a8e8249e 76dbbb12acec41b3b1cb6d726f10748d 580b53c6252a4352b3545e854a7f0e34 - - default default] Exception during message handling: TypeError: 'InstanceDriverMetadata' object is not subscriptable

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