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  • Enables SDC to allow updating a resource template from a new onbaording package
  • Enables SO to allow service level workflow to update a service instance with schema updates (with new xNF descriptor and new artifacts) 

New schema update procedure:

1.A vendor shall provide

  • a new VNF / PNF package with updated artifacts, and
  • the new VNF/ PNF software image to the operator.

2.At receiving of the new package, the operator shall

  • onboard the new package and create a new resource template or update the existing resource template (PNF / VNF)
  • update the existing service template with the new or updated resource template
  • distribute the updated service template to run time. 

3.At run time, the operator shall, based on the updated service template,

  • upgrade a service instance and its resource instances, and
  • update the AAI entry accordingly 

New or modified interfaces

Service model retrieving API
Get /serviceSpecifications/v1/serviceModels?serviceModelInvariantId={model-invariant-id}

Service level workflow retrieving API
Get /workflowSpecifications/v1/workflows? serviceModelVersionId={UUID}

Service level workflow execution API
POST /instanceManagement/v1/serviceInstances/{serviceInstanceId}/workflows/{workflow_UUID} ? targatVersion=serviceModelVersionId

If they are modified, are they backwards compatible?

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Any other details that are specific to this functional enhancement or UseCase.

wiki page: Support xNF Software Upgrade in association to schema updates