module openconfig-mpls-sr {

    yang-version 1;

    namespace
      "http://openconfig.net/yang/mpls-sr";

    prefix oc-mpls-sr;

    import openconfig-extensions {
      prefix oc-ext;
    }

    organization "OpenConfig working group";

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

    description
      "Configuration for MPLS with segment routing-based LSPs,
    including global parameters, and LSP-specific configuration for
    both constrained-path and IGP-congruent LSPs";

    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 "3.0.1";
    oc-ext:regexp-posix;
    oc-ext:catalog-organization "openconfig";
    oc-ext:origin "openconfig";

    grouping sr-path-attributes-config {
      description
        "Configuration parameters relating to SR-TE LSPs";
      leaf sid-selection-mode {
        type enumeration {
          enum "ADJ_SID_ONLY" {
            value 0;
            description
              "The SR-TE tunnel should only use adjacency SIDs
            to build the SID stack to be pushed for the LSP";
          }
          enum "MIXED_MODE" {
            value 1;
            description
              "The SR-TE tunnel can use a mix of adjacency
            and prefix SIDs to build the SID stack to be pushed
            to the LSP";
          }
        }
        default 'MIXED_MODE';
        description
          "The restrictions placed on the SIDs to be selected by the
        calculation method for the explicit path when it is
        instantiated for a SR-TE LSP";
      }

      leaf sid-protection-required {
        type boolean;
        default "false";
        description
          "When this value is set to true, only SIDs that are
        protected are to be selected by the calculating method
        when the explicit path is instantiated by a SR-TE LSP.";
      }
    }  // grouping sr-path-attributes-config
  }  // module openconfig-mpls-sr