submodule openconfig-aaa-radius {

  yang-version "1";

  belongs-to "openconfig-aaa" {
    prefix "oc-aaa";
  }

  // import some basic types
  import openconfig-inet-types { prefix oc-inet; }
  import openconfig-extensions { prefix oc-ext; }
  import openconfig-aaa-types { prefix oc-aaa-types; }
  import openconfig-types { prefix oc-types; }
  import openconfig-yang-types { prefix oc-yang; }


  // meta
  organization "OpenConfig working group";

  contact
    "OpenConfig working group
    www.openconfig.net";

  description
    "This module defines configuration and operational state data
    related to the RADIUS protocol for authentication,
    authorization, and accounting.";

  oc-ext:openconfig-version "0.3.0";

  revision "2017-09-18" {
    description
      "Updated to use OpenConfig types modules";
    reference "0.3.0";
  }

  revision "2017-07-06" {
    description
      "Move to oc-inet types, add IETF attribution, add RADIUS
      counters, changed password leaf names to indicate hashed";
    reference "0.2.0";
  }

  revision "2017-01-29" {
    description
      "Initial public release";
    reference "0.1.0";
  }

  // extension statements

  // feature statements

  // identity statements

  identity RADIUS {
    base oc-aaa-types:AAA_SERVER_TYPE;
    description
      "Remote Authentication Dial In User Service (RADIUS) AAA
      server";
    reference
      "RFC 2865 - Remote Authentication Dial In User Service
      (RADIUS)";
  }

  // typedef statements

  // grouping statements

  grouping aaa-radius-server-config {
    description
      "Configuration data for a RADIUS server";

    leaf auth-port {
      type oc-inet:port-number;
      default 1812;
      description
        "Port number for authentication requests";
    }

    leaf acct-port {
      type oc-inet:port-number;
      default 1813;
      description
        "Port number for accounting requests";
    }

    leaf secret-key {
      type oc-types:routing-password;
      description
        "The unencrypted shared key used between the authentication
        server and the device.";
    }

    leaf source-address {
      type oc-inet:ip-address;
      description
        "Source IP address to use in messages to the RADIUS server";
    }

    leaf retransmit-attempts {
      type uint8;
      description
        "Number of times the system may resend a request to the
        RADIUS server when it is unresponsive";
    }
  }

  grouping aaa-radius-server-state {
    description
      "Operational state data for a RADIUS server";

    container counters {
      description
        "A collection of RADIUS related state objects.";

      leaf retried-access-requests {
        type oc-yang:counter64;
        description
          "Retransmitted Access-Request messages.";
      }

      leaf access-accepts {
        type oc-yang:counter64;
        description
          "Received Access-Accept messages.";
      }

      leaf access-rejects {
        type oc-yang:counter64;
        description
          "Received Access-Reject messages.";
      }

      leaf timeout-access-requests {
        type oc-yang:counter64;
        description
          "Access-Request messages that have timed-out,
          requiring retransmission.";
      }
    }
  }

  grouping aaa-radius-server-top {
    description
      "Top-level grouping for RADIUS server data";

    container radius {
      description
        "Top-level container for RADIUS server data";

      container config {
        description
          "Configuration data for RADIUS servers";

        uses aaa-radius-server-config;
      }

      container state {

        config false;

        description
          "Operational state data for RADIUS servers";

        uses aaa-radius-server-config;
        uses aaa-radius-server-state;
      }
    }
  }

  // data definition statements

  // augment statements

  // rpc statements

  // notification statements

}