module huawei-bd {

    yang-version 1;

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

    prefix bd;

    import huawei-extension {
      prefix ext;
    }
    import huawei-pub-type {
      prefix pub-type;
    }
    import huawei-ifm {
      prefix ifm;
    }
    import huawei-ethernet {
      prefix ethernet;
    }

    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
      "Definition of bridge domain in the EVC model.";

    revision "2021-01-26" {
      description
        "Add leaf mac-learn-style.";
      reference
        "Huawei private.";

    }

    revision "2020-03-13" {
      description "Add leaf encapsulation.";
      reference
        "Huawei private.";

    }

    revision "2020-02-07" {
      description
        "Add leaf band-width-kbps.";
      reference
        "Huawei private.";

    }

    revision "2019-12-06" {
      description
        "Modify the value definition of oper-status.";
      reference
        "Huawei private.";

    }

    revision "2019-09-09" {
      description "Initial revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "bdbase";

    typedef admin-status {
      type enumeration {
        enum "up" {
          value 0;
          description
            "BD administrative status is up.";
        }
        enum "down" {
          value 1;
          description
            "BD administrative status is down.";
        }
      }
      description
        "BD administrative status.";
    }

    typedef oper-status {
      type enumeration {
        enum "up" {
          value 1;
          description
            "BD operating status is up.";
        }
        enum "down" {
          value 0;
          description
            "BD operating status is down.";
        }
        enum "admin-down" {
          value 2;
          description
            "BD operating status is admin down.";
        }
        enum "invalid" {
          value 255;
          description
            "BD operating status is invalid.";
        }
      }
      description "BD operating status.";
    }

    typedef enable-status {
      type enumeration {
        enum "enable" {
          value 1;
          description
            "BD enable status is enable.";
        }
        enum "disable" {
          value 0;
          description
            "BD enable status is disable.";
        }
      }
      description "BD enable status.";
    }

    typedef mac-learn-style {
      type enumeration {
        enum "unqualify" {
          value 0;
          description
            "The MAC address learning style is unqualify.";
        }
        enum "qualify" {
          value 1;
          description
            "The MAC address learning style is qualify.";
        }
      }
      description
        "MAC address learning style.";
    }

    container bd {
      description
        "Bridge domain configuration.";
      container instances {
        description "List of bridge domain.";
        list instance {
          key "id";
          max-elements 32768;
          description
            "Configure BD instance.";
          leaf id {
            type uint32 {
              range "1..16777215";
            }
            description "BD ID.";
          }

          leaf description {
            type string {
              length "1..80";
            }
            description "BD description.";
          }

          leaf admin-status {
            type admin-status;
            default "up";
            description
              "BD administrative status.";
          }

          leaf status {
            type oper-status;
            config false;
            description "BD status.";
          }

          leaf statistic-enable {
            type enable-status;
            default "disable";
            description
              "Whether BD statistics measurement is enable.";
          }

          leaf statistic-discard {
            when
              "../statistic-enable='enable'";
            type enable-status;
            default "disable";
            description
              "Whether BUM discard statistics collection is enabled.";
          }

          leaf broadcast-discard {
            type enable-status;
            default "disable";
            description
              "Discard broadcast packets.";
          }

          leaf unknown-multicast-discard {
            type enable-status;
            default "disable";
            description
              "Discard unknown multicast packets.";
          }

          leaf unknown-unicast-discard {
            type enable-status;
            default "disable";
            description
              "Discard unknown unicast packets.";
          }

          leaf mac-learning {
            type enable-status;
            default "enable";
            description
              "Enable MAC address learning.";
          }

          leaf mac-aging-time {
            type uint32 {
              range "0|60..1000000";
            }
            units "s";
            description
              "MAC address aging time, 0 indicates that MAC addresses do not age.";
          }

          leaf split-horizon {
            type enable-status;
            default "disable";
            description
              "Enable split horizon.";
          }

          leaf encapsulation {
            type enumeration {
              enum "raw" {
                value 1;
                description
                  "Indicates the frame type in the bridge-domain is EthernetII.";
              }
              enum "tagged" {
                value 2;
                description
                  "Indicates the frame type in the bridge-domain is IEEE802.1Q.";
              }
            }
            default "raw";
            description
              "The bridge-domain encapsulation type.";
          }

          leaf mac-learn-style {
            type mac-learn-style;
            must
              "(../mac-learn-style = 'unqualify') or not ((../bd:service-points/bd:service-point/bd:interface-name) and ((/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()/../bd:service-points/bd:service-point/bd:interface-name]/ethernet:ethernet/ethernet:l2-sub-interface/ethernet:default) or (/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()/../bd:service-points/bd:service-point/bd:interface-name]/ethernet:ethernet/ethernet:l2-sub-interface/ethernet:untag) or ((/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()/../bd:service-points/bd:service-point/bd:interface-name]/ethernet:ethernet/ethernet:l2-sub-interface/ethernet:dot1q/ethernet:vlans/ethernet:vlan-list or /ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()/../bd:service-points/bd:service-point/bd:interface-name]/ethernet:ethernet/ethernet:l2-sub-interface/ethernet:dot1q/ethernet:policy-vlans/ethernet:policy-vlan/ethernet:dot1q-8021p) and (/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()/../bd:service-points/bd:service-point/bd:interface-name]/ethernet:ethernet/ethernet:l2-sub-interface/ethernet:flow-action/ethernet:action-type = 'pop-outer')) or (/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()/../bd:service-points/bd:service-point/bd:interface-name]/ethernet:ethernet/ethernet:l2-sub-interface/ethernet:qinqs/ethernet:qinq-vid-ce-default/ethernet:pe-vlan-list) or ((/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()/../bd:service-points/bd:service-point/bd:interface-name]/ethernet:ethernet/ethernet:l2-sub-interface/ethernet:qinqs/ethernet:qinq-vids/ethernet:qinq-vid/ethernet:pe-vlan-id) and (/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()/../bd:service-points/bd:service-point/bd:interface-name]/ethernet:ethernet/ethernet:l2-sub-interface/ethernet:flow-action/ethernet:action-type = 'pop-double')) or ((/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()/../bd:service-points/bd:service-point/bd:interface-name]/ethernet:ethernet/ethernet:l2-sub-interface/ethernet:dot1q/ethernet:vlans/ethernet:vlan-list) and (/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name = current()/../bd:service-points/bd:service-point/bd:interface-name]/ethernet:ethernet/ethernet:l2-sub-interface/ethernet:flow-action/ethernet:action-type = 'map-single-outbound'))))";
            default "unqualify";
            description
              "MAC address learning style.";
          }

          container bind-vlan {
            description
              "Configure VLANs bound by BD.";
            leaf vlan-list {
              type pub-type:vlan-range;
              description
                "VLAN list. The VLAN is already created globally.";
            }
          }  // container bind-vlan

          container service-points {
            description
              "List of EVC service points.";
            list service-point {
              key "interface-name";
              description
                "Configure EVC service information.";
              leaf interface-name {
                type leafref {
                  path "/ifm:ifm/ifm:interfaces/ifm:interface/ifm:name";
                }
                must
                  "/ifm:ifm/ifm:interfaces/ifm:interface[ifm:name=current()]/ifm:l2-mode-enable = 'true'";
                description
                  "Interface name.";
              }

              leaf split-horizon {
                type enable-status;
                default "disable";
                description
                  "Enable split horizon.";
              }
            }  // list service-point
          }  // container service-points

          container statistics {
            config false;
            description
              "Statistics of BD information.";
            leaf inbound-packets {
              type uint64;
              units "packet";
              description
                "Number of inbound packets.";
            }

            leaf inbound-bytes {
              type uint64;
              units "Byte";
              description
                "Number of inbound bytes.";
            }

            leaf outbound-packets {
              type uint64;
              units "packet";
              description
                "Number of outbound packets.";
            }

            leaf outbound-bytes {
              type uint64;
              units "Byte";
              description
                "Number of outbound bytes.";
            }

            leaf inbound-pps {
              type uint64;
              units "pps";
              description
                "Rate of inbound packets.";
            }

            leaf inbound-bps {
              type uint64;
              units "Byte/s";
              description
                "Rate of inbound bytes.";
            }

            leaf inbound-unicasts {
              type uint64;
              description
                "Number of inbound unicasts.";
            }

            leaf inbound-multicasts {
              type uint64;
              description
                "Number of inbound multicasts.";
            }

            leaf inbound-broadcasts {
              type uint64;
              description
                "Number of inbound broadcasts.";
            }

            leaf inbound-unknown-unicast-drops {
              type uint64;
              description
                "Number of discarded unknown unicast packets in the inbound direction.";
            }

            leaf inbound-unknown-multicast-drops {
              type uint64;
              description
                "Number of discarded unknown multicast packets in the inbound direction.";
            }

            leaf inbound-broadcast-drops {
              type uint64;
              description
                "Number of discarded broadcast packets in the inbound direction.";
            }

            leaf outbound-unicasts {
              type uint64;
              description
                "Number of outbound unicasts.";
            }

            leaf outbound-multicasts {
              type uint64;
              description
                "Number of outbound multicasts.";
            }

            leaf outbound-broadcasts {
              type uint64;
              description
                "Number of outbound broadcasts.";
            }

            leaf outbound-pps {
              type uint64;
              units "pps";
              description
                "Rate of outbound packets.";
            }

            leaf outbound-bps {
              type uint64;
              units "Byte/s";
              description
                "Rate of outbound bytes.";
            }
          }  // container statistics

          container bind-service {
            config false;
            description
              "Statistics of BD binding Information.";
            leaf vsi-name {
              type string {
                length "1..31";
              }
              description
                "The VSI name bound to the BD.";
            }

            leaf evpn-name {
              type string {
                length "1..31";
              }
              description
                "The EVPN name bound to the BD.";
            }

            leaf vni {
              type uint32 {
                range "1..16777215";
              }
              description
                "The VNI ID bound to the BD.";
            }
          }  // container bind-service
        }  // list instance
      }  // container instances
    }  // container bd

    augment /ifm:ifm/ifm:interfaces/ifm:interface {
      when "ifm:type='Vbdif'";
      description
        "Extend interface attribute.";
      container bdif-attribute {
        description
          "Configure BDIF interface attribute.";
        choice band-width-type {
          default "band-width-mbps";
          description
            "BDIF interface bandwidth.";
          case band-width-mbps {
            description
              "BDIF interface bandwidth with mbps.";
            leaf band-width {
              type uint32 {
                range "1..1000000";
              }
              units "Mbit/s";
              default "1000";
              description
                "BDIF interface bandwidth.";
            }
          }  // case band-width-mbps

          case band-width-kbps {
            description
              "BDIF interface bandwidth with kbps.";
            leaf band-width-kbps {
              type uint32 {
                range "1..1000000";
              }
              units "kbit/s";
              description
                "BDIF interface bandwidth with kbps.";
            }
          }  // case band-width-kbps
        }  // choice band-width-type

        leaf damping-time {
          type uint16 {
            range "0..20";
          }
          units "s";
          default "0";
          description
            "Delay time after which a BDIF interface goes down.";
        }
      }  // container bdif-attribute
    }
  }  // module huawei-bd