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Panel
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titleNode Type
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titletosca.nodes.nfv.NS
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  tosca.nodes.nfv.NS:
      derived_from: tosca.nodes.Root
      properties: 
        ns_id: 
          type: string
          required: true
        designer:
          type: string
          required: true
        version:
          type: string
          required: true
        name:
          type: string
          required: true
        invariant_id:
          type: string
          required: true
      capabilities:
        #monitoring_parameter:
          # modelled as ad hoc capabilities in VNF node template
      requirements:
        - virtual_link:
            capability:
               tosca.capabilities.nfv.VirtualLinkable
            relationship:
               tosca.relationships.nfv.VirtualLinksTo
            node: tosca.nodes.nfv.NsVirtualLink    # tosca.nodes.nfv.VL
            occurrences: [ 0, UNBOUNDED ]
Code Block
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titletosca.nodes.nfv.VNF
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refer to https://wiki.onap.org/display/DW/Node+Type #tosca.nodes.nfv.VNF:
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titletosca.nodes.nfv.NsVirtualLink
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  tosca.nodes.nfv.NsVirtualLink:
     derived_from:
       tosca.nodes.Root
       description: node definition of Virtual Links
     properties:
       provider:
         type: string
         required: false
       version:
         type: string
         required: true
       vl_profile
         type: tosca.datatypes.nfv.VlProfile # only covers nin/max bitrate requirements
         required: true
       connectivity_type:
         type: tosca.datatypes.nfv.ConnectivityType
         required: true
       qos:
         type: tosca.datatypes.nfv.Qos
         required: false
       service_availability:
         type: tosca.datatypes.nfv.ServiceAvailability
         required: false
      capabilities:
        VirtualLinkable:
          type: tosca.capabilities.nfv.VirtualLinkable
Panel
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titleData Type:
Code Block
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titletosca.datatypes.nfv.ConnectivityType
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tosca.datatypes.nfv.ConnectivityType:
  derived_from: tosca.datatypes.Root
  properties: 
    layer_protocol:
      type: string
      required: true
      constraints:
        - valid_values: [ethernet, mpls, odu2, ipv4, ipv6, pseudo_wire ]  
    flow_pattern:
      type: string
      required: false
      constraints:
        - valid_values: [Line, Tree, Mesh]
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titletosca.datatypes.nfv.ServiceAvailability
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tosca.datatypes.nfv.ServiceAvailability:
   derived_from: tosca.datatypes.Root
   description: service availability 
   properties:
     Level:
       type: string
       description: service availability levels
       required: true
       constraints:
          - valid_values: [ Level1, Level2,Level3 ]


 tosca.datatypes.nfv.Qos:

   derived_from: tosca.datatypes.Root

   properties:

     latency:

        type: integer #Number [ms]

        required: true

     packet_delay_variation:

        type: integer #Number [ms]

        required: true

     packet_loss_ratio:

        type: float

        constraints:

          - in_range: [ 0, 1 ]

        required: false

Panel
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titleCapability
Code Block
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titletosca.capabilities.nfv.VirtualLinkable
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tosca.capabilities.nfv.VirtualLinkable:
    derived_from: tosca.capabilities.network.Linkable
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titleRelationship
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titletosca.relationships.nfv.VirtualLinksTo
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tosca.relationships.nfv.VirtualLinksTo:
    derived_from: tosca.relationships.DependsOn
    valid_target_types: [ tosca.capabilities.nfv.VirtualLinkable ]
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titleNS Example
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titleNS Example
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tosca_definitions_version:
tosca_simple_yaml_1_1
metadata:
  ...
imports:
- nodes:
    file: nodes.yml
- datatypes:
    file: data.yml
- capabilities:
    file: capabilities.yml
-relationships:
    file: relationships.yml


topology_template:
  inputs:
    # omitted here for brivity
  substitution_mappings:
    node_type: tosca.nodes.nfv.NS.example
    requirements:
      - virtualLink: [VNF1, virtualLink2]
node_templates:
    NsVL1:
      type: tosca.nodes.nfv.OpenstackNetwork
      properties:     ...
    NsVL2:
      type: tosca.nodes.nfv.OpenstackNetwork
      properties:     ...
    VNF1:
      type: tosca.nodes.nfv.VNF
      properties: ...
      requirements:
        - virtualLink1: NsVL2
    VNF2:
      type: onap.nodes.VNF
      properties: ...
      requirements:
        - virtualLink1: NsVL1    
    VNF3:
      type: onap.nodes.VNF
      properties: ...
      requirements:
        - virtualLink1: NsVL1
        - virtualLink2: NsVL2

###################VNF1 Template ##################
   .....
  substitution_mappings: 
    requirements: 
      virtualLink1: 
      - ext_port_1
      - virtual_link
    node_type: tosca.nodes.nfv.VNF.VNF1


###################VNF2 Template ##################
   .....
  substitution_mappings: 
    requirements: 
      virtualLink1: 
      - ext_port_1
      - virtual_link
    node_type: tosca.nodes.nfv.VNF.VNF2


###################VNF3 Template ##################
   .....
  substitution_mappings: 
    requirements: 
      virtualLink1: 
      - ext_port_1
      - virtual_link
      virtualLink2: 
      - ext_port_2
      - virtual_link
    node_type: tosca.nodes.nfv.VNF.VNF3