tosca_definitions_version: tosca_simple_yaml_1_2

description: Simple deployment flavour for Sample VNF

imports:
  - etsi_nfv_sol001_common_types.yaml
  - etsi_nfv_sol001_vnfd_types.yaml
  - helloworld3_types.yaml

topology_template:
  inputs:
    descriptor_id:
      type: string
    descriptor_version:
      type: string
    provider:
      type: string
    product_name:
      type: string
    software_version:
      type: string
    vnfm_info:
      type: list
      entry_schema:
        type: string
    flavour_id:
      type: string
    flavour_description:
      type: string

  substitution_mappings:
    node_type: company.provider.VNF
    properties:
      flavour_id: simple
    requirements:
      virtual_link_external: [ CP1, virtual_link ]

  node_templates:
    VNF:
      type: company.provider.VNF
      properties:
        flavour_description: A simple flavour
      interfaces:
        Vnflcm:
          # supporting only 'instantiate', 'terminate', 'modify'
          # not supporting LCM script, supporting only default LCM
          instantiate: []
          instantiate_start: []
          instantiate_end: []
          terminate: []
          terminate_start: []
          terminate_end: []
          modify_information: []
          modify_information_start: []
          modify_information_end: []
          # change_flavour: []
          # change_flavour_start: []
          # change_flavour_end: []
          # change_external_connectivity: []
          # change_external_connectivity_start: []
          # change_external_connectivity_end: []
          # operate: []
          # operate_start: []
          # operate_end: []
          # heal: []
          # heal_start: []
          # heal_end: []
          # scale: []
          # scale_start: []
          # scale_end: []
          # scale_to_level: []
          # scale_to_level_start: []
          # scale_to_level_end: []

    VDU1:
      type: tosca.nodes.nfv.Vdu.Compute
      properties:
        name: VDU1
        description: VDU1 compute node
        vdu_profile:
          min_number_of_instances: 1
          max_number_of_instances: 1
        sw_image_data:
          name: Software of VDU1
          version: '0.4.0'
          checksum:
            algorithm: sha-256
            hash: b9c3036539fd7a5f87a1bf38eb05fdde8b556a1a7e664dbeda90ed3cd74b4f9d
          container_format: bare
          disk_format: qcow2
          min_disk: 1 GB
          size: 1 GB

      artifacts:
        sw_image:
          type: tosca.artifacts.nfv.SwImage
          file: ../Files/images/cirros-0.4.0-x86_64-disk.img

      capabilities:
        virtual_compute:
          properties:
            virtual_memory:
              virtual_mem_size: 512 MB
            virtual_cpu:
              num_virtual_cpu: 1
            virtual_local_storage:
              - size_of_storage: 1 GB

    VDU2:
      type: tosca.nodes.nfv.Vdu.Compute
      properties:
        name: VDU2
        description: VDU2 compute node
        vdu_profile:
          min_number_of_instances: 1
          max_number_of_instances: 3

      capabilities:
        virtual_compute:
          properties:
            virtual_memory:
              virtual_mem_size: 512 MB
            virtual_cpu:
              num_virtual_cpu: 1
            virtual_local_storage:
              - size_of_storage: 1 GB
      requirements:
        - virtual_storage: VirtualStorage

    VirtualStorage:
      type: tosca.nodes.nfv.Vdu.VirtualBlockStorage
      properties:
        virtual_block_storage_data:
          size_of_storage: 30 GB
          rdma_enabled: true
        sw_image_data:
          name: VrtualStorage
          version: '0.4.0'
          checksum:
            algorithm: sha-256
            hash: b9c3036539fd7a5f87a1bf38eb05fdde8b556a1a7e664dbeda90ed3cd74b4f9d
          container_format: bare
          disk_format: qcow2
          min_disk: 2 GB
          min_ram: 8192 MB
          size: 2 GB
      artifacts:
        sw_image:
          type: tosca.artifacts.nfv.SwImage
          file: ../Files/images/cirros-0.4.0-x86_64-disk.img

    CP1:
      type: tosca.nodes.nfv.VduCp
      properties:
        layer_protocols: [ ipv4 ]
        order: 0
        vnic_type: direct-physical
      requirements:
        - virtual_binding: VDU1
        #- virtual_link: # the target node is determined in the NSD

    CP2:
      type: tosca.nodes.nfv.VduCp
      properties:
        layer_protocols: [ ipv4 ]
        order: 1
      requirements:
        - virtual_binding: VDU1
        - virtual_link: internalVL2

    CP3:
      type: tosca.nodes.nfv.VduCp
      properties:
        layer_protocols: [ ipv4 ]
        order: 2
      requirements:
        - virtual_binding: VDU2
        - virtual_link: internalVL2

    internalVL2:
      type: tosca.nodes.nfv.VnfVirtualLink
      properties:
        connectivity_type:
          layer_protocols: [ ipv4 ]
        description: Internal Virtual link in the VNF
        vl_profile:
          max_bitrate_requirements:
            root: 1048576
            leaf: 1048576
          min_bitrate_requirements:
            root: 1048576
            leaf: 1048576
          virtual_link_protocol_data:
            - associated_layer_protocol: ipv4
              l3_protocol_data:
                ip_version: ipv4
                cidr: 11.11.0.0/24

  policies:
    - scaling_aspects:
        type: tosca.policies.nfv.ScalingAspects
        properties:
          aspects:
            worker_instance:
              name: worker_instance_aspect
              description: worker_instance scaling aspect
              max_scale_level: 2
              step_deltas:
                - delta_1

    - VDU2_initial_delta:
        type: tosca.policies.nfv.VduInitialDelta
        properties:
          initial_delta:
            number_of_instances: 1
        targets: [ VDU2 ]

    - VDU2_scaling_aspect_deltas:
        type: tosca.policies.nfv.VduScalingAspectDeltas
        properties:
          aspect: worker_instance
          deltas:
            delta_2:
              number_of_instances: 1
        targets: [ VDU2 ]

    - instantiation_levels:
        type: tosca.policies.nfv.InstantiationLevels
        properties:
          levels:
            instantiation_level_1:
              description: Smallest size
              scale_info:
                worker_instance:
                  scale_level: 0
            instantiation_level_2:
              description: Largest size
              scale_info:
                worker_instance:
                  scale_level: 2
          default_level: instantiation_level_1

    - VDU1_instantiation_levels:
        type: tosca.policies.nfv.VduInstantiationLevels
        properties:
          levels:
            instantiation_level_1:
              number_of_instances: 1
            instantiation_level_2:
              number_of_instances: 3
        targets: [ VDU1 ]

    - VDU2_instantiation_levels:
        type: tosca.policies.nfv.VduInstantiationLevels
        properties:
          levels:
            instantiation_level_1:
              number_of_instances: 1
            instantiation_level_2:
              number_of_instances: 1
        targets: [ VDU2 ]

    - internalVL2_instantiation_levels:
        type: tosca.policies.nfv.VirtualLinkInstantiationLevels
        properties:
          levels:
            instantiation_level_1:
              bitrate_requirements:
                root: 1048576
                leaf: 1048576
            instantiation_level_2:
              bitrate_requirements:
                root: 1048576
                leaf: 1048576
        targets: [ internalVL2 ]