TOSCA node types of ASD

tosca.nodes.onap.asd:
    description: "The ASD node type"
    version: "The version of this node type"
    properties:
       descriptor_id:
          type: string # UUID
          required: true
          description: Identifier of this ASD. It is in UUID format as specified in RFC 4122
      descriptor_invariant_id:
          type: string # UUID
          required: true
          description: Identifier of this descriptor in a version independent manner. This attribute is invariant across versions of ASD. It is in UUID format as specified in RFC 4122
      version:
          type: string
          required: true
          description: Identifies the version of the ASD.
      schemaVersion:
          type: string
          required: true
          description: Identifies the Identifies the version of this ASD’s schema.
      function_description:
          type: string
          required: false 
          description: Description of the application service described by this ASD.
      provider:
          type: string
          required: true
          description: Identifies the provider of the ASD.
      applicationName :
          type: string 
          required: true
          description: Name to identify the application service described by this ASD
      applicationVersion :
          type: string
          required: true
          description: Identifies the version of the application service described by this ASD.
      extCpds :
          type: list
          required: false
          entry_schema:
               type: datatype.extCpdData
          description: Describes the externally exposed connection points of the application service described by this ASD
      enhancedClusterCapabilities :
          type: datatype.enhancedClusterCapabilities
          required: false
          description: A list of  expected capabilities of the target Kubernetes cluster to aid placement of the application service on a suitable cluster.