//INFORMATION
//organization "CTTC";
//contact "Pol Alemany, Ricard Vilalta, Juan Luis de la Cruz";
//description "Network Slice components definition";

// MODULE STRUCTURE
module nsi {
  //header information
  yang-version 1;
  namespace "urn:ietf:params:xml:ns:yang:nfvo:nsi";
  prefix "nsi";

  import nst {
    prefix "nst";
  }

  import nsr {
    prefix "nsr";
  }

  import vlr {
    prefix "vlr";
  }

  import rw-project {
    prefix "rw-project";
  }

  import instantiation-parameters {
    prefix "instantiation-parameters";
  }

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

  //revision history
  revision 2018-09-28 {
    description "Initial version";
  }

  grouping nsi {
    leaf id {
      description "Identifier for the NSI.";
      type yang:uuid;
    }

    leaf name {
      description "NSI name.";
      type string;
      mandatory true;
    }

    leaf short-name {
      description "NSI short name.";
      type string;
    }

    leaf description {
      description "NSI description.";
      type string;
    }

    leaf nst-ref {
      type leafref {
        path "/nst:nst/nst:id";
      }
      mandatory true;
    }

    container instantiation-parameters {
      uses instantiation-parameters:netslice_params;
    }

    container network-slice-template {
      uses nst:network-slice;
    }

    list nsr-ref-list{
      config false;
      key "nsr-ref";
      leaf nsr-ref {
        description "Reference to instantiated NSR";
        config false;
        type leafref {
          path "/rw-project:project/nsr:ns-instance-opdata/nsr:nsr/nsr:ns-instance-config-ref";
        }
      }
    }

    list vlr-ref-list{
      key "vlr-ref";
      config false;
      leaf vlr-ref {
        description "Reference to instantiated VLR";
        config false;
        type leafref {
          path "/rw-project:project/vlr:vlr-catalog/vlr:vlr/vlr:id";
        }
      }
    }
  }

  list nsi{
    key "id";
    unique "name";
    uses nsi;
  }

}