submodule openconfig-mpls-static {

    yang-version 1;

    belongs-to openconfig-mpls {
        prefix mpls;
    }

    import openconfig-mpls-types {
      prefix oc-mplst;
    }
    import openconfig-inet-types {
      prefix inet;
    }
    import openconfig-extensions {
      prefix oc-ext;
    }
    import openconfig-interfaces {
      prefix oc-if;
    }

    organization "OpenConfig working group";

    contact
      "OpenConfig working group
    netopenconfig@googlegroups.com";

    description
      "Defines static LSP configuration";

    revision "2024-06-19" {
      description
        "Added support with backward compatibility to configure ECMP
      of next-hops for the same LSP name. Also marked attributes
      push-label, next-hop and interface as deprecated under egress,
      transit and ingress config";
      reference
        "3.6.0";

    }

    revision "2023-12-14" {
      description
        "Added additional attributes oc-if:interface-ref
      and metric attributes to static lsp";
      reference
        "3.5.0";

    }

    revision "2023-07-25" {
      description
        "Added record-route-enabled to MPLS p2p tunnel config";
      reference
        "3.4.0";

    }

    revision "2023-04-28" {
      description
        "Fixed typo in cspf-tiebreaker leaf description";
      reference
        "3.3.2";

    }

    revision "2023-02-03" {
      description
        "Clarify usage of interface-ref.";
      reference
        "3.3.1";

    }

    revision "2022-02-11" {
      description
        "Add lsp-path PCE control mode";
      reference
        "3.3.0";

    }

    revision "2021-07-28" {
      description
        "Add prefix to qualify when statements.";
      reference
        "3.2.2";

    }

    revision "2021-06-16" {
      description
        "Remove trailing whitespace";
      reference
        "3.2.1";

    }

    revision "2021-03-24" {
      description
        "Add Metric bounds constraints for LSPs.";
      reference
        "3.2.0";

    }

    revision "2019-03-26" {
      description
        "Add Pseudowire encapsulation.";
      reference
        "3.1.0";

    }

    revision "2018-11-21" {
      description
        "Add OpenConfig module metadata extensions.";
      reference
        "3.0.1";

    }

    revision "2018-07-02" {
      description
        "Add new RSVP-TE statistics, remove associated-rsvp-session
      leaf. Remove use of date-and-time.";
      reference
        "3.0.0";

    }

    revision "2018-06-16" {
      description
        "Included attributes for base LDP configuration.";
      reference
        "2.6.0";

    }

    revision "2018-06-13" {
      description
        "Add ttl-propagation to global MPLS config";
      reference
        "2.5.0";

    }

    revision "2018-06-05" {
      description
        "Fixed bugs in when statements on RSVP-TE attributes";
      reference
        "2.4.2";

    }

    revision "2017-08-24" {
      description "Minor formatting fixes.";
      reference
        "2.4.1";

    }

    revision "2017-06-21" {
      description "Add TC bits typedef.";
      reference
        "2.4.0";

    }

    revision "2017-03-22" {
      description
        "Add RSVP calculated-absolute-subscription-bw";
      reference
        "2.3.0";

    }

    revision "2017-01-26" {
      description
        "Add RSVP Tspec, clarify units for RSVP, remove unused LDP";
      reference
        "2.2.0";

    }

    revision "2016-12-15" {
      description
        "Add additional MPLS parameters";
      reference
        "2.1.0";

    }

    revision "2016-09-01" {
      description
        "Revisions based on implementation feedback";
      reference
        "2.0.0";

    }

    revision "2016-08-08" {
      description
        "Public release of MPLS models";
      reference
        "1.0.1";

    }

    oc-ext:openconfig-version "3.6.0";

    grouping static-lsp-nexthop-index {
      description
        "Next hop index definition for static LSPs";
      leaf index {
        type uint32;
        description
          "An user-specified identifier utilised to uniquely reference
        the next-hop entry in the next-hop list. The value of this
        index has no semantic meaning other than for referencing
        the entry.";
      }
    }  // grouping static-lsp-nexthop-index

    grouping static-lsp-nexthop-common-config {
      description
        "Common definition of next hop configuration for static LSPs";
      leaf ip-address {
        type inet:ip-address;
        description
          "Next hop IP address for the LSP";
      }

      leaf push-label {
        type oc-mplst:mpls-label;
        description
          "Label value to push at the current hop for the
        LSP";
      }

      uses oc-if:interface-ref-common;
    }  // grouping static-lsp-nexthop-common-config

    grouping static-lsp-common-config {
      description
        "Common definitions for static LSPs";
      leaf incoming-label {
        type oc-mplst:mpls-label;
        description
          "Label value on the incoming packet";
      }

      leaf next-hop {
        type inet:ip-address;
        status deprecated;
        description
          "Next hop IP address for the LSP";
      }

      leaf push-label {
        type oc-mplst:mpls-label;
        status deprecated;
        description
          "Label value to push at the current hop for the
        LSP";
      }

      uses oc-if:interface-ref-common {
        status deprecated;
      }

      leaf metric {
        type uint8;
        description
          "Specifies metric value used for the MPLS route.";
      }
    }  // grouping static-lsp-common-config

    grouping static-lsp-nexthops-common {
      description
        "MPLS Static LSP next-hops configuration";
      container lsp-next-hops {
        description
          "Configuration and state parameters relating to the
        next-hops that are to be utilised for the MPLS static
        route being specified";
        list lsp-next-hop {
          key "index";
          description
            "A list of next-hops to be utilised for the MPLS
          static route being specified.";
          leaf index {
            type leafref {
              path "../config/index";
            }
            description
              "A reference to the index of the current next-hop.
            The index is intended to be a user-specified value
            which can be used to reference the next-hop in
            question, without any other semantics being
            assigned to it.";
          }

          container config {
            description
              "Configuration parameters relating to the next-hop
            entry";
            uses static-lsp-nexthop-index;

            uses static-lsp-nexthop-common-config;
          }  // container config

          container state {
            config false;
            description
              "Operational state parameters relating to the
            next-hop entry";
            uses static-lsp-nexthop-index;

            uses static-lsp-nexthop-common-config;
          }  // container state
        }  // list lsp-next-hop
      }  // container lsp-next-hops
    }  // grouping static-lsp-nexthops-common

    grouping static-lsp-ingress-config {
      description
        "Configuration data for ingress LSPs";
      uses static-lsp-common-config;
    }  // grouping static-lsp-ingress-config

    grouping static-lsp-ingress-state {
      description
        "Operational state data for ingress LSPs";
    }  // grouping static-lsp-ingress-state

    grouping static-lsp-ingress-top {
      description
        "Top-level grouping for ingress LSP data";
      container ingress {
        description
          "Static LSPs for which the router is an
          ingress node";
        container config {
          description
            "Configuration data for ingress LSPs";
          uses static-lsp-ingress-config;
        }  // container config

        container state {
          config false;
          description
            "Operational state data for ingress LSPs";
          uses static-lsp-ingress-config;

          uses static-lsp-ingress-state;
        }  // container state

        uses static-lsp-nexthops-common;
      }  // container ingress
    }  // grouping static-lsp-ingress-top

    grouping static-lsp-transit-config {
      description
        "Configuration data for transit LSPs";
      uses static-lsp-common-config;
    }  // grouping static-lsp-transit-config

    grouping static-lsp-transit-state {
      description
        "Operational state data for transit LSPs";
    }  // grouping static-lsp-transit-state

    grouping static-lsp-transit-top {
      description
        "Top-level grouping for transit LSP data";
      container transit {
        description
          "Static LSPs for which the router is an
          transit node";
        container config {
          description
            "Configuration data for transit LSPs";
          uses static-lsp-transit-config;
        }  // container config

        container state {
          config false;
          description
            "Operational state data for transit LSPs";
          uses static-lsp-transit-config;

          uses static-lsp-transit-state;
        }  // container state

        uses static-lsp-nexthops-common;
      }  // container transit
    }  // grouping static-lsp-transit-top

    grouping static-lsp-egress-config {
      description
        "Configuration data for egress LSPs";
      uses static-lsp-common-config;
    }  // grouping static-lsp-egress-config

    grouping static-lsp-egress-state {
      description
        "Operational state data for egress LSPs";
    }  // grouping static-lsp-egress-state

    grouping static-lsp-egress-top {
      description
        "Top-level grouping for egress LSP data";
      container egress {
        description
          "Static LSPs for which the router is an
          egress node";
        container config {
          description
            "Configuration data for egress LSPs";
          uses static-lsp-egress-config;
        }  // container config

        container state {
          config false;
          description
            "Operational state data for egress LSPs";
          uses static-lsp-egress-config;

          uses static-lsp-egress-state;
        }  // container state

        uses static-lsp-nexthops-common;
      }  // container egress
    }  // grouping static-lsp-egress-top

    grouping static-lsp-config {
      description
        "Configuration data for static LSPs";
      leaf name {
        type string;
        description
          "name to identify the LSP";
      }
    }  // grouping static-lsp-config

    grouping static-lsp-state {
      description
        "Operational state data for static LSPs";
    }  // grouping static-lsp-state

    grouping static-lsp-top {
      description
        "grouping for top level list of static LSPs";
      list static-lsp {
        key "name";
        description
          "list of defined static LSPs";
        leaf name {
          type leafref {
            path "../config/name";
          }
          description
            "Reference the name list key";
        }

        container config {
          description
            "Configuration data for the static lsp";
          uses static-lsp-config;
        }  // container config

        container state {
          config false;
          description
            "Operational state data for the static lsp";
          uses static-lsp-config;

          uses static-lsp-state;
        }  // container state

        uses static-lsp-ingress-top;

        uses static-lsp-transit-top;

        uses static-lsp-egress-top;
      }  // list static-lsp
    }  // grouping static-lsp-top
  }  // submodule openconfig-mpls-static