add _3gpp-5gc-nrm-easdffunction.yang to align with stage 2

module _3gpp-5gc-nrm-easdffunction {

  yang-version 1.1;

  namespace urn:3gpp:sa5:_3gpp-5gc-nrm-easdffunction;

  prefix easdf3gpp;

  import _3gpp-common-managed-function { prefix mf3gpp; }

  import _3gpp-common-managed-element { prefix me3gpp; }

  import _3gpp-common-yang-types { prefix types3gpp; }

  import _3gpp-5g-common-yang-types { prefix types5g3gpp; }

  import _3gpp-common-yang-extensions { prefix yext3gpp; }

  import _3gpp-common-top { prefix top3gpp; }

  import _3gpp-5gc-nrm-managed-nfprofile { prefix mnfp3gpp; }

  import ietf-inet-types { prefix inet; }

  organization "3gpp SA5";

  contact

    "https://www.3gpp.org/DynaReport/TSG-WG--S5--officials.htm?Itemid=464";

  description "This IOC represents the Edge Application

    Server Discovery Function (EASDF) in 5GC which can

    handle the DNS messages according to the instruction

    from the SMF. For more information about the 5G

    EASDF, see 3GPP TS 23.548.

    Copyright 2026, 3GPP Organizational Partners (ARIB,

    ATIS, CCSA, ETSI, TSDSI, TTA, TTC).

    All rights reserved.";

  reference "3GPP TS 28.541";

  revision 2026-04-25 { reference "CR-"; }

  grouping DnnEasdfInfoItemGrp {

    description "This data type represents parameters

      supported by the EASDF per DNN.";

      reference "See clause 6.1.6.2.79 TS 29.510.";

    leaf dnn {

      type string;

      mandatory true;

      description "This attribute represents a supported

        DNN or Wildcard DNN if the EASDF supports all

        DNNs for the related S-NSSAI. The DNN shall

        contain the Network Identifier and it may

        additionally contain an Operator Identifier.

        If the Operator Identifier is not included, the

        DNN is supported for all the PLMNs in the

        plmnList of the NF Profile.";

    }

    leaf-list dnaiList {

      type string;

      description "This attribute represents a list of Data network access 

      identifiers supported by the UPF for this DNN. The absence of this 

      attribute indicates that the UPF can be selected for this DNN for any 

      DNAI. Each item in the list is the DNAI (Data networkaccess identifier)";

      reference "see TS 23.501";

        //optional

    }

  }

  grouping SnssaiEasdfInfoItemGrp {

    description "This data type represents parameters

      supported by the EASDF per S-NSSAI.

      (See clause 6.1.6.2.78 TS 29.510).";

    uses types5g3gpp:ExtSnssaiGrp;

    list dnnEasdfInfoList {

      description "This attribute represents a list of

        parameters supported by the EASDF per DNN.";

      min-elements 1;

      key dnn;

      uses DnnEasdfInfoItemGrp;

    }

  }

  grouping EasdfInfoGrp {

    description "This data type represents EASDF specific

      data. (See clause 5.4.5.1 of TS 29.571).";

    list sNssaiEasdfInfoList {

      description "This attribute represents a list of

        parameters supported by the EASDF per

        S-NSSAI.";

        //optional

      key idx;

      leaf idx { type uint32; }

      uses SnssaiEasdfInfoItemGrp;

    }

    leaf-list easdfN6IpAddressList {

      type inet:ip-address;

      description "This attribute represents N6 IP

        addresses of the EASDF.";

        //optional

    }

    leaf-list upfN6IpAddressList {

      type inet:ip-address;

      description "This attribute represents N6 IP

        addresses of PSA UPFs.";

        //optional

    }

  }

  grouping EASDFFunctionGrp {

    description "This IOC represents the Edge Application Server

     Discovery Function (EASDF) in 5GC which can handle the DNS

     messages according to the instruction from the SMF.";

     reference "5G EASDF, see 3GPP TS 23.548 [78].";

    uses mf3gpp:ManagedFunctionGrp;

    list pLMNId {

      description "It defines the PLMN of the EASDF.";

      min-elements 1;

      max-elements 1;

      key "mcc mnc";

      uses types3gpp:PLMNId;

    }

    leaf sBIFQDN {

      description "The FQDN of the registered NF instance

        in the service-based interface.";

      type inet:domain-name;

    }

    list managedNFProfile {

      key idx;

      leaf idx { type uint32; }

      min-elements 1;

      max-elements 1;

      description "Profile definition of a Managed NF

        (See TS 23.501).";

      uses mnfp3gpp:ManagedNFProfileGrp;

    }

    leaf serverAddr {

      type string;

      mandatory true;

      description "This attribute indicates the DNS

        server address for the PDU Session

        (see clause 6.2.2.2 in TS 23.548).";

    }

    list easdfInfo {

      description "This attribute represents EASDF

        specific data.";

        //optional

      max-elements 1;

      key idx;

      leaf idx { type uint32; }

      uses EasdfInfoGrp;

    }

    leaf isOnboardSatellite {

      type boolean;

      default false;

      config false;

      yext3gpp:inVariant;

      description "This attribute indicates whether the

        function is on board the satellite.";

        //optional

    }

    leaf onboardSatelliteId {

      type string {

        pattern "[0-9]{5}";

      }

      config false;

      yext3gpp:inVariant;

      description "This attribute indicates the onboard

        satellite Id. It shall be formatted as a fixed

        5-digit string, padding with leading digits '0'

        to complete a 5-digit length.";

        //optional

    }

  }

  augment "/me3gpp:ManagedElement" {

    list EASDFFunction {

      description "5G Core EASDF Function";

      reference "3GPP TS 28.541";

      key id;

      uses top3gpp:Top_Grp;

      container attributes {

        uses EASDFFunctionGrp;

      }

      uses mf3gpp:ManagedFunctionContainedClasses;

    }

  }

}