etsi-nfv-vnf.yang

submodule etsi-nfv-vnf {
  yang-version 1.1;
  belongs-to etsi-nfv-descriptors {
    prefix nfv;
  }

  include etsi-nfv-common;

  import ietf-inet-types {
    prefix inet;
  }
  import ietf-yang-types {
    prefix yang;
  }

  description
    "Models for VNFD according to GS NFV-IFA 011.";

  revision 2019-10-01 {
    description
      "Version 2.7.1.

       Common data structures to support VNFD and NSD according to:
       ETSI GS NFV-IFA 014 Ed271v264
       ETSI GS NFV-IFA 011 Ed271v264";
  }
  revision 2019-03-18 {
    description
      "Initial revision.

       Common data structure to support VNFD according to:
       VNFD according to ETSI GS NFV-IFA 011 Ed261v254";

    reference
      "ETSI GS NFV-IFA 011 Ed261v254";
  }

  grouping virtual-network-interface-requirements {
    list virtual-network-interface-requirement {
      key "name";
      description
        "Specifies requirements on a virtual network interface
         realising the CPs instantiated from this CPD.";
      reference
        "GS NFV-IFA011: Section 7.1.6.4, VduCpd information
         element";

      leaf name {
        type string;
        description
          "Provides a human readable name for the requirement.";
        reference
          "GS NFV-IFA011: Section 7.1.6.6,
           VirtualNetworkInterfaceRequirements information element";
      }

      leaf description {
        type string;
        description
          "Provides a human readable description of the requirement.";
        reference
          "GS NFV-IFA011: Section 7.1.6.6,
           VirtualNetworkInterfaceRequirements information element";
      }

      leaf support-mandatory {
        status "deprecated";
        default "false";
        type boolean;
        description
          "Indicates whether fulfilling the constraint is
           mandatory (true) for successful operation or desirable
           (false).";
        reference
          "GS NFV-IFA011: Section 7.1.6.6,
           VirtualNetworkInterfaceRequirements information element";
      }

      list network-interface-requirements {
        key "key";
        min-elements "1";
        max-elements "1";

        leaf key {
          type string;
        }
        leaf value {
          type string;
        }
        description
          "The network interface requirements. An element from an
           array of key-value pairs that articulate the network
           interface deployment requirements.";
        reference
          "GS NFV-IFA011: Section 7.1.6.6,
           VirtualNetworkInterfaceRequirements information element";
      }

      leaf nic-io-requirements {
	type leafref {
          path "/nfv:nfv/nfv:vnfd/nfv:virtual-compute-desc/" +
	       "nfv:logical-node/nfv:id";
	}
	description
	  "This references (couples) the CPD with any logical node
           I/O requirements (for network devices) that may have been
           created. Linking these attributes is necessary so that I/O
           requirements that need to be articulated at the logical
           node level can be associated with the network interface
           requirements associated with the CPD.";
        reference
          "GS NFV-IFA011: Section 7.1.6.6,
           VirtualNetworkInterfaceRequirements information element";
      }
    }
  }

  grouping block-storage-data {
    leaf size-of-storage {
      type uint64;
      units "GB";
      default 0;
      description
        "Size of virtualized storage resource in GB.";
      reference
        "GS NFV IFA011: Section 7.1.9.4.3, BlockStorageData
             Information element.";
    }

    list vdu-storage-requirements {
      key "key";

      leaf key {
        type string;
      }

      leaf value {
        type string;
      }
      description
        "An array of key-value pairs that articulate
             the storage deployment requirements.";
      reference
        "GS NFV IFA011: Section 7.1.9.4.3, BlockStorageData
             Information element.";
    }

    leaf rdma-enabled {
      type boolean;
      description
        "Indicate if the storage support RDMA.";
      reference
        "GS NFV IFA011: Section 7.1.9.4.3, BlockStorageData
             Information element.";
    }

    leaf sw-image-desc {
      type leafref {
        path "../../../sw-image-desc/id";
      }
      must "../size-of-storage >=" +
        "../../../sw-image-desc[id=current()]/min-disk" {
      }
      description
        "Software image to be loaded on the VirtualStorage
             resource created based on this VirtualStorageDesc.
             Shall be absent when used for virtual disks.";
      reference
        "GS NFV IFA011: Section 7.1.9.4.3, BlockStorageData
             Information element.";
    }
  }

  grouping vnf-local-affinity-or-anti-affinity-rule {
    list local-affinity-or-anti-affinity-rule {
      key "type scope";

      leaf type {
        type affinity-type;
        description
          "Specifies whether the rule is an affinity rule or an
           anti-affinity rule.";
        reference
          "GS NFV IFA011: Section 7.1.8.11,
           LocalAffinityOrAntiAffinityRule information element.";
      }

      leaf scope {
        type affinity-scope;
        description
          "Specifies the scope of the rule, possible values are
           'NFVI-PoP', 'Zone', 'ZoneGroup', 'NFVI-node'.";
        reference
          "GS NFV IFA011: Section 7.1.8.11,
           LocalAffinityOrAntiAffinityRule information element.";
      }

      uses nfvi-maintenance-info {
        description
          "When present, provides information on the impact tolerance