terminate v2 API fails before grant exchange

[Itsuro Oda]

terminate of v2 API failes at STARTING and becomes ROLLED_BACK with following conditions.

* extLinkPorts of extVirtualLinks in InstantiateVnfRequest was specified when the vnf instance was instantiated.

The following messages are output in the tacker-conductor log when this bug occurred.
---
ERROR tacker.sol_refactored.conductor.conductor_v2 [req-b2eb5581-4a82-470a-853e-41d82bd41e26 nfv_user nfv] STARTING TERMINATE failed: NotImplementedError: Cannot load 'vnfLinkPortId' in the base class
ERROR tacker.sol_refactored.conductor.conductor_v2 Traceback (most recent call last):
ERROR tacker.sol_refactored.conductor.conductor_v2 File "/opt/stack/tacker/tacker/sol_refactored/conductor/conductor_v2.py", line 88, in _start_lcm_op
ERROR tacker.sol_refactored.conductor.conductor_v2 grant_req, grant = grant_method(context, lcmocc, inst, vnfd)
ERROR tacker.sol_refactored.conductor.conductor_v2 File "/opt/stack/tacker/tacker/sol_refactored/conductor/vnflcm_driver_v2.py", line 294, in terminate_grant
ERROR tacker.sol_refactored.conductor.conductor_v2 vnfc_cps[cp_info.vnfLinkPortId] = res_def
ERROR tacker.sol_refactored.conductor.conductor_v2 File "/usr/local/lib/python3.8/dist-packages/oslo_versionedobjects/base.py", line 67, in getter
ERROR tacker.sol_refactored.conductor.conductor_v2 self.obj_load_attr(name)
ERROR tacker.sol_refactored.conductor.conductor_v2 File "/usr/local/lib/python3.8/dist-packages/oslo_versionedobjects/base.py", line 600, in obj_load_attr
ERROR tacker.sol_refactored.conductor.conductor_v2 raise NotImplementedError(
ERROR tacker.sol_refactored.conductor.conductor_v2 NotImplementedError: Cannot load 'vnfLinkPortId' in the base class
ERROR tacker.sol_refactored.conductor.conductor_v2
---

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: master
Review: https://review.opendev.org/c/openstack/tacker/+/819950

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/openstack/tacker/+/819950
Committed: https://opendev.org/openstack/tacker/commit/3b699da0a470aa2615639b26118db9a7ec2d0847
Submitter: "Zuul (22348)"
Branch: master

commit 3b699da0a470aa2615639b26118db9a7ec2d0847
Author: Itsuro Oda <email address hidden>
Date: Wed Dec 1 04:38:57 2021 +0000

    fix grant request of terminate

    This patch fixes a bug of making grant request of terminate v2 API.
    There was a lack of consideration for a VDU port which was specified
    by extLinkPorts of extVirtualLinks in InstantiateVnfRequest when the
    vnf instance was instantiated.

    Closes-Bug: #1952821
    Change-Id: I9dde61ae8a3c9a12b1a89cf62e73a5ab34600882

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/tacker 7.0.0.0rc1 release candidate.