module huawei-mpls-ldp {

    yang-version 1;

    namespace
      "urn:huawei:yang:huawei-mpls-ldp";

    prefix mpls-ldp;

    import ietf-inet-types {
      prefix inet;
    }
    import huawei-pub-type {
      prefix pub-type;
    }
    import huawei-extension {
      prefix ext;
    }
    import huawei-network-instance {
      prefix ni;
    }
    import huawei-mpls {
      prefix mpls;
    }
    import huawei-ifm {
      prefix ifm;
    }
    import huawei-routing-policy {
      prefix rtp;
    }
    import huawei-routing {
      prefix rt;
    }
    import huawei-l3vpn {
      prefix l3vpn;
    }
    import huawei-bfd {
      prefix bfd;
    }
    import huawei-socket {
      prefix socket;
    }

    include huawei-mpls-ldp-type;

    organization
      "Huawei Technologies Co., Ltd.";

    contact
      "Huawei Industrial Base
Bantian, Longgang
Shenzhen 518129
People's Republic of China
Website: http://www.huawei.com
Email: support@huawei.com";

    description
      "Specifies the multi-protocol label switching protocol.";

    revision "2020-09-23" {
      description
        "Add the manual-configuration-effect node.";
      reference
        "Huawei private.";

    }

    revision "2020-03-24" {
      description
        "Modified some descriptions.";
      reference
        "Huawei private.";

    }

    revision "2020-02-26" {
      description
        "Added the must condition and extension of some nodes and modified the value range of some nodes.";
      reference
        "Huawei private.";

    }

    revision "2020-01-14" {
      description
        "Added the authen-exclude node.";
      reference
        "Huawei private.";

    }

    revision "2019-12-26" {
      description
        "Added the is-tilfa-lsp node and modified the descriptions of the is-rlfa-lsp and is-frr-lsp nodes.";
      reference
        "Huawei private.";

    }

    revision "2019-11-30" {
      description "Add some nodes.";
      reference
        "Huawei private.";

    }

    revision "2019-11-06" {
      description
        "Modify the when and must conditions of some nodes.";
      reference
        "Huawei private.";

    }

    revision "2019-03-30" {
      description "Initial revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "mpls-ldp";

    rpc reset-ldp-session {
      ext:node-ref "/ni:network-instance/ni:instances/ni:instance/mpls:mpls/mpls-ldp:ldp/mpls-ldp:instance/mpls-ldp:sessions/mpls-ldp:session";
      description "Reset LDP Session.";
      input {
        leaf peer-id {
          type inet:ipv4-address-no-zone;
          description
            "Peer ID of an LDP session to be restarted.";
        }

        leaf graceful {
          type boolean;
          default "false";
          description "GR flag.";
        }

        leaf vrfname {
          type string {
            length "1..31";
          }
          description
            "Name of an LDP instance.";
        }
      }
    }  // rpc reset-ldp-session

    rpc reset-all-ldp {
      ext:node-ref "/ni:network-instance/ni:instances/ni:instance/mpls:mpls/mpls-ldp:ldp/mpls-ldp:instance/mpls-ldp:sessions";
      description "Resets LDP.";
      input {
        leaf graceful {
          type boolean;
          default "false";
          description
            "Keep uninterrupted forwarding.";
        }

        leaf vrfname {
          type string {
            length "1..31";
          }
          description
            "Name of an LDP instance.";
        }
      }
    }  // rpc reset-all-ldp

    rpc reset-ldp-traffic-statistics {
      ext:node-ref "/ni:network-instance/ni:instances/ni:instance/mpls:mpls/mpls-ldp:ldp/mpls-ldp:instance/mpls-ldp:flows";
      description
        "Reset LDP traffic statistics.";
      input {
        leaf ipv4-dest-address {
          type inet:ipv4-address-no-zone;
          description "Prefix.";
        }

        leaf ipv4-masklen {
          type uint32;
          description "Length of mask.";
        }
      }
    }  // rpc reset-ldp-traffic-statistics

    rpc reset-mldp-traffic-statistics {
      ext:node-ref "/mpls:mpls/mpls-ldp:ldp/mpls-ldp:mldp/mpls-ldp:p2mp/mpls-ldp:flows";
      description
        "Reset MLDP P2MP traffic statistics.";
      input {
        leaf root-ip {
          type inet:ipv4-address-no-zone;
          description
            "MLDP P2MP lsp traffic statistics root IP address.";
        }

        leaf lsp-id {
          type uint32;
          description "MLDP P2MP LSP ID.";
        }
      }
    }  // rpc reset-mldp-traffic-statistics

    rpc reset-mldp-all-traffic-statistics {
      ext:node-ref "/mpls:mpls/mpls-ldp:ldp/mpls-ldp:mldp/mpls-ldp:p2mp/mpls-ldp:flows";
      description
        "Reset all MLDP P2MP traffic statistics.";
      input {
        leaf is-all {
          type boolean;
          default "false";
          description
            "Reset all MLDP P2MP traffic statistics.";
        }
      }
    }  // rpc reset-mldp-all-traffic-statistics

    rpc diagnose-lsp-establishment {
      description
        "Diagnose LSP establishment.";
      input {
        leaf destination-address {
          type inet:ipv4-address-no-zone;
          mandatory true;
          description
            "Destination address of an LSP.";
        }

        leaf prefix-length {
          type uint32 {
            range "1..32";
          }
          mandatory true;
          description
            "Prefix length of the destination address of an LSP.";
        }

        leaf vrfname {
          type string {
            length "1..31";
          }
          description
            "Name of an LDP instance.";
        }
      }

      output {
        leaf ingress-state {
          type ldp-lsp-state;
          description "Ingress LSP state.";
        }

        leaf ingress-check-route {
          type check-lsp-establishment;
          description
            "Route check for an ingress LSP.";
        }

        leaf ingress-check-policy {
          type check-lsp-establishment;
          description
            "Policy check for an ingress LSP.";
        }

        leaf ingress-check-downstream-session {
          type check-lsp-establishment;
          description
            "Downstream session check for an ingress LSP.";
        }

        leaf ingress-check-downstream-mapping {
          type check-lsp-establishment;
          description
            "Downstream mapping check for an ingress LSP.";
        }

        leaf ingress-check-limit {
          type check-lsp-establishment;
          description
            "Limit check for an ingress LSP.";
        }

        leaf ingress-check-resource {
          type check-lsp-establishment;
          description
            "Resource check for an ingress LSP.";
        }

        leaf transit-state {
          type ldp-lsp-state;
          description "Transit LSP state.";
        }

        leaf transit-check-route {
          type check-lsp-establishment;
          description
            "Route check for a transit LSP.";
        }

        leaf transit-check-policy {
          type check-lsp-establishment;
          description
            "Policy check for a transit LSP.";
        }

        leaf transit-check-downstream-session {
          type check-lsp-establishment;
          description
            "Downstream session check for a transit LSP.";
        }

        leaf transit-check-downstream-mapping {
          type check-lsp-establishment;
          description
            "Downstream mapping check for a transit LSP.";
        }

        leaf transit-check-upstream-request {
          type check-lsp-establishment;
          description
            "Upstream request check for a transit LSP.";
        }

        leaf transit-check-limit {
          type check-lsp-establishment;
          description
            "Limit check for a transit LSP.";
        }

        leaf transit-check-resource {
          type check-lsp-establishment;
          description
            "Resource check for a transit LSP.";
        }

        leaf egress-state {
          type ldp-lsp-state;
          description "Egress LSP state.";
        }

        leaf egress-check-route {
          type check-lsp-establishment;
          description
            "Route check for an egress LSP.";
        }

        leaf egress-check-policy {
          type check-lsp-establishment;
          description
            "Policy check for an egress LSP.";
        }

        leaf egress-check-upstream-request {
          type check-lsp-establishment;
          description
            "Upstream request check for an egress LSP.";
        }

        leaf egress-check-limit {
          type check-lsp-establishment;
          description
            "Limit check for an egress LSP.";
        }

        leaf egress-check-resource {
          type check-lsp-establishment;
          description
            "Resource check for an egress LSP.";
        }
      }
    }  // rpc diagnose-lsp-establishment

    rpc reset-ldp-event-records {
      description "Reset LDP event records.";
      input {
        leaf session-down {
          type boolean;
          description
            "Reset the down events of LDP sessions.";
        }

        leaf adjacency-down {
          type boolean;
          description
            "Reset the down events of LDP adjacencys.";
        }
      }
    }  // rpc reset-ldp-event-records

    rpc reset-ldp-error-packet {
      description "Reset LDP error packets.";
      input {
        leaf tcp-error-packet {
          type boolean;
          description
            "Reset TCP error packets.";
        }

        leaf udp-error-packet {
          type boolean;
          description
            "Reset UDP error packets.";
        }

        leaf all-error-packet {
          type boolean;
          description
            "Reset all error packets.";
        }
      }
    }  // rpc reset-ldp-error-packet
  }  // module huawei-mpls-ldp