module openconfig-mpls-sr {

  yang-version "1";

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

  prefix "oc-mpls-sr";


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

  // meta
  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";

  oc-ext:openconfig-version "3.0.0";

  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";
  }

  grouping sr-path-attributes-config {
    description
      "Configuration parameters relating to SR-TE LSPs";

    leaf sid-selection-mode {
      type enumeration {
        enum ADJ_SID_ONLY {
          description
            "The SR-TE tunnel should only use adjacency SIDs
            to build the SID stack to be pushed for the LSP";
        }
        enum MIXED_MODE {
          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.";
    }
  }

  // data definition statements

  // augment statements

  // rpc statements

  // notification statements

}