module nc-notifications {

    yang-version 1;

    namespace
      "urn:ietf:params:xml:ns:netmod:notification";

    prefix manageEvent;

    import ietf-yang-types {
      prefix yang;
    }
    import notifications {
      prefix ncEvent;
    }

    organization "IETF NETCONF WG";

    contact "netconf@ietf.org";

    description
      "Conversion of the 'manageEvent' XSD in the NETCONF
       Notifications RFC.";

    reference
      "RFC 5277";


    revision "2020-06-24" {
      description
        "Update the YANG model from RFC 5277 with a replayLogAgedTime.";
    }


    container netconf {
      config false;
      description
        "Top-level element in the notification namespace";
      container streams {
        description
          "The list of event streams supported by the system. When
           a query is issued, the returned set of streams is 
           determined based on user privileges.";
        list stream {
          key "name";
          min-elements 1;
          description
            "Stream name, description and other information.";
          leaf name {
            type ncEvent:streamNameType;
            description
              "The name of the event stream. If this is the default
               NETCONF stream, this must have the value 'NETCONF'.";
          }

          leaf description {
            type string;
            mandatory true;
            description
              "A description of the event stream, including such
               information as the type of events that are sent over
               this stream.";
          }

          leaf replaySupport {
            type boolean;
            mandatory true;
            description
              "A description of the event stream, including such
               information as the type of events that are sent over
               this stream.";
          }

          leaf replayLogCreationTime {
            type yang:date-and-time;
            description
              "The timestamp of the creation of the log used to support
               the replay function on this stream. Note that this might
               be earlier then the earliest available notification in
               the log. This object is updated if the log resets for 
               some reason.  This object MUST be present if replay is
               supported.";
          }

          leaf replayLogAgedTime {
            type yang:date-and-time;
            description
              "The timestamp of the last notification aged out of the
               log. This timestamp identifies how far back in history
               this replay log extends, if it doesn't extend back to the
               'replayLogCreationTime'. This object MUST be present if
               replay is supported and any notifications have been aged
               out of the log.";
          }
        }  // list stream
      }  // container streams
    }  // container netconf

    notification replayComplete {
      description
        "This notification is sent to signal the end of a replay
         portion of a subscription.";
    }  // notification replayComplete

    notification notificationComplete {
      description
        "This notification is sent to signal the end of a notification
         subscription. It is sent in the case that stopTime was
         specified during the creation of the subscription..";
    }  // notification notificationComplete
  }  // module nc-notifications