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tosca_definitions_version: tosca_simple_yaml_1_3

description: Relational database, non-scalable

imports:
  - etsi_nfv_sol001_vnfd_types.yaml  # all of TOSCA VNFD types as defined in ETSI GS NFV-SOL 001

data_types:
  MyCompany.datatypes.nfv.VnfInstantiateAdditionalParameters:
    derived_from: tosca.datatypes.nfv.VnfOperationAdditionalParameters
    properties:
      parameter_1:
        type: string
        required: true
        default: value_1
      parameter_2:
        type: string
        required: true
        default: value_2

node_types:
  MyCompany.SunshineDB.1_0.1_0:
    derived_from: tosca.nodes.nfv.VNF
    properties:
      descriptor_id:
        type: string
        constraints: [ equal: b1bb0ce7-ebca-4fa7-95ed-4840d70a1177 ]
        default: b1bb0ce7-ebca-4fa7-95ed-4840d70a1177
      provider:
        type: string
        constraints: [ equal: MyCompany ]
        default: MyCompany
      product_name:
        type: string
        constraints: [ equal: SunshineDB ]
        default: SunshineDB
      software_version:
        type: string
        constraints: [ equal: '1.0' ]
        default: '1.0'
      descriptor_version:
        type: string
        constraints: [ equal: '1.0' ]
        default: '1.0'
      flavour_id: 
        type: string
        constraints: [ valid_values: [ simple, complex ] ]
        default: simple
      flavour_description: 
        type: string
        default: "" #empty string 
      vnfm_info:
        type: list
        entry_schema:
          type: string
          constraints: [ equal: '0:MyCompany-1.0.0' ]
        default: [ '0:MyCompany-1.0.0' ]
    requirements:
      - virtual_link:
          capability: tosca.capabilities.nfv.VirtualLinkable
          occurrences: [ 0, 0 ]
      - virtual_link_backend:
          capability: tosca.capabilities.nfv.VirtualLinkable
          occurrences: [ 0, 1 ]
      - virtual_link_service:
          capability: tosca.capabilities.nfv.VirtualLinkable
          occurrences: [ 0, 1 ]
    interfaces:
      Vnflcm:
        type: tosca.interfaces.nfv.Vnflcm
        operations:
          instantiate:
            inputs:
              additional_parameters:
                type: MyCompany.datatypes.nfv.VnfInstantiateAdditionalParameters
    

The vnf node template in the sunshine.vnfd.tosca.yaml file is abstract and is subject to substitution; the lower-level templates