Exception occurs during Anti Affinity verification

[Aldinson C. Esto]

Bug Description:
Exception occurs when editing Grant transmission data during Anti Affinity verification.

VNFD:
 topology_template:
  :
   groups:
  VDU_affinity_group:
    type: tosca.groups.nfv.PlacementGroup
    members: [ VDU1, VDU3 ]

  VDU_antiaffinity_group:
    type: tosca.groups.nfv.PlacementGroup
    members: [ VDU1, VDU2 ]

Log snippet:
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server Traceback (most recent call last):
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/usr/local/lib/python3.6/site-packages/oslo_messaging/rpc/server.py", line 165, in _process_incoming
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server res = self.dispatcher.dispatch(message)
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/usr/local/lib/python3.6/site-packages/oslo_messaging/rpc/dispatcher.py", line 309, in dispatch
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server return self._do_dispatch(endpoint, method, ctxt, args)
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/usr/local/lib/python3.6/site-packages/oslo_messaging/rpc/dispatcher.py", line 229, in _do_dispatch
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server result = func(ctxt, **new_args)
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "<decorator-gen-94>", line 2, in instantiate
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/opt/stack/tacker_branch/20210305_IpOverEthernet/tacker/tacker/common/coordination.py", line 143, in _synchronized
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server return f(*a, **k)
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/opt/stack/tacker_branch/20210305_IpOverEthernet/tacker/tacker/conductor/conductor_server.py", line 1563, in instantiate
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server vnf_lcm_op_occs_id)
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/opt/stack/tacker_branch/20210305_IpOverEthernet/tacker/tacker/conductor/conductor_server.py", line 288, in decorated_function
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server {"id": vnf_instance.id, "error": e})
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/usr/local/lib/python3.6/site-packages/oslo_utils/excutils.py", line 220, in __exit__
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server self.force_reraise()
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/usr/local/lib/python3.6/site-packages/oslo_utils/excutils.py", line 196, in force_reraise
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server six.reraise(self.type_, self.value, self.tb)
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/usr/lib/python3.6/site-packages/six.py", line 703, in reraise
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server raise value
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/opt/stack/tacker_branch/20210305_IpOverEthernet/tacker/tacker/conductor/conductor_server.py", line 241, in decorated_function
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server return function(self, context, *args, **kwargs)
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server File "/opt/stack/tacker_branch/20210305_IpOverEthernet/tacker/tacker/conductor/conductor_server.py", line 957, in _instantiate_grant
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server for member in topo_temp['groups']['members']:
2021-03-22 12:28:04.401 TRACE oslo_messaging.rpc.server KeyError: 'members'

[Aldinson C. Esto (esto-aldin)]

Patch containing the fix is uploaded:

https://review.opendev.org/c/openstack/tacker/+/785592

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/openstack/tacker/+/785592
Committed: https://opendev.org/openstack/tacker/commit/1ce0d93410ef44d5daedd4507eab2800a49a3a2c
Submitter: "Zuul (22348)"
Branch: master

commit 1ce0d93410ef44d5daedd4507eab2800a49a3a2c
Author: Aldinson Esto <email address hidden>
Date: Fri Apr 9 19:22:50 2021 +0900

    Fix for Anti Affinity verification Exception

    This will fix the exception that occurs when editing Grant transmission
    data during Anti Affinity verification.

    Co-authored-By: Hiroo Kitamura <email address hidden>
    Closes-Bug: #1923136
    Change-Id: If0d02d1cab40b0bf9be9bc6825d96cdfaa5ea495

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: stable/xena
Review: https://review.opendev.org/c/openstack/tacker/+/810080

[OpenStack Infra (hudson-openstack)]

Change abandoned by "Yasufumi Ogawa <email address hidden>" on branch: stable/xena
Review: https://review.opendev.org/c/openstack/tacker/+/810080

[OpenStack Infra (hudson-openstack)]

Fix proposed to branch: stable/xena
Review: https://review.opendev.org/c/openstack/tacker/+/810094

[OpenStack Infra (hudson-openstack)]

Reviewed: https://review.opendev.org/c/openstack/tacker/+/810094
Committed: https://opendev.org/openstack/tacker/commit/487ee15116b6d290b395f336316518eba0f0535b
Submitter: "Zuul (22348)"
Branch: stable/xena

commit 487ee15116b6d290b395f336316518eba0f0535b
Author: Aldinson Esto <email address hidden>
Date: Fri Apr 9 19:22:50 2021 +0900

    Fix for Anti Affinity verification Exception

    This will fix the exception that occurs when editing Grant transmission
    data during Anti Affinity verification.

    Co-authored-By: Hiroo Kitamura <email address hidden>
    Closes-Bug: #1923136
    Change-Id: If0d02d1cab40b0bf9be9bc6825d96cdfaa5ea495

[OpenStack Infra (hudson-openstack)]

This issue was fixed in the openstack/tacker 6.0.0.0rc2 release candidate.

[OpenStack Infra (hudson-openstack)]

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