module huawei-mvpn {

    yang-version 1;

    namespace "urn:huawei:yang:huawei-mvpn";

    prefix mvpn;

    import huawei-ifm {
      prefix ifm;
    }
    import huawei-network-instance {
      prefix ni;
    }
    import huawei-l3vpn {
      prefix l3vpn;
    }
    import huawei-pub-type {
      prefix pub-type;
    }
    import huawei-routing-policy {
      prefix rtp;
    }
    import huawei-l3-multicast {
      prefix l3mc;
    }
    import ietf-inet-types {
      prefix inet;
    }
    import huawei-extension {
      prefix ext;
    }
    import huawei-acl {
      prefix acl;
    }
    import huawei-mpls {
      prefix mpls;
    }
    import huawei-mpls-te {
      prefix mpls-te;
    }
    import huawei-bier {
      prefix bier;
    }
    import huawei-srv6 {
      prefix srv6;
    }

    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
      "A model for Multicast Virtual Private Network (MVPN).";

    revision "2021-08-05" {
      description
        "Add signal-format leaf fot Src-dt. Add multicast-sid case for src-dt-sid. Add node rosen-global. Delete some nodes that not supported. Modify the design for switch-group.";
      reference
        "Huawei private.";

    }

    revision "2021-07-25" {
      description
        "Modify some restriction for bier-entropy-mode. The when condition of bier-entropy-mode is deleted.";
      reference
        "Huawei private.";

    }

    revision "2021-03-30" {
      description
        "Nodes related to NG MVPN over BIER6 are added. Modify the xpath of leafref for ad-import-policy-name. Modify the design of ipmsi-infos.";
      reference
        "Huawei private.";

    }

    revision "2021-01-16" {
      description
        "Added configurable nodes related to IPv6 NG MVPN FRR. A must clause was deleted for is-c-multicast-frr. Modify the type of frr-acl-name.";
      reference
        "Huawei private.";

    }

    revision "2020-12-17" {
      description
        "Modify some restriction for NG MVPN S-PMSI tunnel. The value range of spmsi-tnl-detect-delay is modified.";
      reference
        "Huawei private.";

    }

    revision "2020-02-21" {
      description
        "Modify bier leaf node type to leafref. Add units for some nodes. Modify some restriction for bier node. Modify description. Add dynamic default value for per-item-tunnel-limit.";
      reference
        "Huawei private.";

    }

    revision "2020-02-04" {
      description
        "Change rsvp-te-p2mp-template leaf node type to leafref.";
      reference
        "Huawei private.";

    }

    revision "2019-12-18" {
      description
        "Change relative node for bier tunnel.";
      reference
        "Huawei private.";

    }

    revision "2019-11-20" {
      description
        "Change container information to ipmsi-infos.";
      reference
        "Huawei private.";

    }

    revision "2019-05-06" {
      description "Initial revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "mvpn";

    typedef addr-family-type {
      type enumeration {
        enum "ipv4-unicast" {
          value 1;
          description "IPv4 address family.";
        }
        enum "ipv6-unicast" {
          value 2;
          description "IPv6 address family.";
        }
      }
      description "Address family.";
    }

    typedef signaling-mode {
      type enumeration {
        enum "invalid" {
          value 0;
          description
            "Invalid signaling mode.";
        }
        enum "BGP" {
          value 2;
          description "BGP signaling mode.";
        }
      }
      description "MVPN signal type.";
    }

    typedef tunnel-mode {
      type enumeration {
        enum "p2mp-te" {
          value 3;
          description "P2MP TE tunnel.";
        }
        enum "p2mp-mldp" {
          value 4;
          description "P2MP mLDP tunnel.";
        }
        enum "bier" {
          value 7;
          description "BIER tunnel.";
        }
        enum "bier-ipv6" {
          value 8;
          description "BIER IPv6 tunnel.";
        }
      }
      description "MVPN tunnel type.";
    }

    typedef src-dt-address-type {
      type enumeration {
        enum "srv6-locator" {
          value 1;
          description
            "Src-dt addresses using SRv6 locator.";
        }
      }
      description
        "The src-dt addresses type.";
    }

    typedef src-dt-signal-format {
      type enumeration {
        enum "msid" {
          value 1;
          description
            "Multicast service identifier.";
        }
      }
      description "Src-dt signal format.";
    }

    typedef auto-discovery-type {
      type enumeration {
        enum "none" {
          value 0;
          description
            "The A-D mode is disabled.";
        }
        enum "MDT" {
          value 1;
          description
            "The A-D mode is Multicast Distribution Tree (MDT).";
        }
      }
      description "Auto-Discovery Mode.";
    }

    typedef vpn-target-type {
      type enumeration {
        enum "export-extcommunity" {
          value 2;
          description
            "Extended community attribute carried in routes sent from an outbound interface to the destination VPN.";
        }
        enum "import-extcommunity" {
          value 3;
          description
            "Extended community attribute used to accept routes carrying the specified extended community attribute.";
        }
      }
      description "VPN target type.";
    }

    typedef rpt-spt-mode {
      type enumeration {
        enum "none" {
          value 0;
          description
            "PIM SM shared tree is not supported.";
        }
        enum "spt-mode" {
          value 1;
          description "SPT-only mode.";
        }
        enum "rpt-spt-mode" {
          value 2;
          description "RPT-SPT mode.";
        }
      }
      description
        "The mode of PIM SM shared tree.";
    }

    typedef umh-type {
      type enumeration {
        enum "unicast" {
          value 0;
          description
            "Unicast route preferred.";
        }
        enum "highest-ip" {
          value 1;
          description "Highest IP address.";
        }
      }
      description
        "Select upstream multicast hop.";
    }

    typedef bier-entropy-mode {
      type enumeration {
        enum "sg-hash" {
          value 1;
          description
            "SG hash entropy mode of MVPN BIER.";
        }
      }
      description "MVPN BIER entropy mode.";
    }

    typedef bit-string-length {
      type enumeration {
        enum "64-bit" {
          value 1;
          description "64-bit BitString.";
        }
        enum "128-bit" {
          value 2;
          description "128-bit BitString.";
        }
        enum "256-bit" {
          value 3;
          description "256-bit BitString.";
        }
      }
      description
        "Enumerated values of the BitString length.";
    }

    container mvpn {
      description
        "Configure global MVPN configurations.";
      container globals {
        description
          "List of global MVPN configuration.";
        list global {
          key "address-family";
          description
            "Configure global MVPN.";
          leaf address-family {
            type addr-family-type;
            description
              "IPv4 or IPv6 address family.";
          }

          leaf mvpn-id {
            type inet:ip-address-no-zone;
            mandatory true;
            description
              "Specify MVPN ID, IP address mode.";
          }

          leaf enable-inter-area-segmented {
            when
              "../address-family='ipv4-unicast'";
            type boolean;
            default "false";
            description
              "Enable/disable segmented tunnels globally on the ABR.";
          }

          leaf apply-explicit-null-label {
            when
              "../address-family='ipv6-unicast'";
            type boolean;
            default "false";
            description
              "Enable/disable IPv6 explicit null to apply label.";
          }
        }  // list global
      }  // container globals

      container ipv6-underlay-globals {
        description
          "List of IPv6 underlay global MVPN configuration.";
        list ipv6-underlay-global {
          key "address-family";
          description
            "Configure IPv6 underlay global MVPN.";
          leaf address-family {
            type addr-family-type;
            description
              "IPv4 or IPv6 address family.";
          }

          leaf mvpn-id {
            type inet:ipv6-address-no-zone;
            mandatory true;
            description
              "Specify IPv6 underlay MVPN ID, IPv6 address mode.";
          }
        }  // list ipv6-underlay-global
      }  // container ipv6-underlay-globals

      container rosen-global {
        description
          "Configure global Rosen MVPN configurations.";
        container source-interface {
          when
            "/ni:network-instance/ni:instances/ni:instance[ni:name='_public_']/l3mc:multicast/l3mc:ipv4";
          description
            "Configure default interface whose IP address is used as the default IP address of an MTI.";
          leaf source-interface-name {
            type leafref {
              path "/ifm:ifm/ifm:interfaces/ifm:interface/ifm:name";
            }
            must
              "/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name=current()]/ifm:vrf-name='_public_'";
            description
              "Name of the public network interface whose IP address is used as the default IP address of an MTI.";
          }
        }  // container source-interface
      }  // container rosen-global
    }  // container mvpn
  }  // module huawei-mvpn