module huawei-evpn-ext {

    yang-version 1;

    namespace
      "urn:huawei:yang:huawei-evpn-ext";

    prefix evpn-ext;

    import huawei-evpn {
      prefix evpn;
    }
    import huawei-license {
      prefix lcs;
    }
    import huawei-extension {
      prefix ext;
    }
    import huawei-qos {
      prefix qos;
    }
    import huawei-pic {
      prefix pic;
    }

    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 "Evpn ext configuration.";

    revision "2020-03-06" {
      description "Add pipe type.";
      reference
        "Huawei private.";

    }

    revision "2020-01-13" {
      description "Modify description.";
      reference
        "Huawei private.";

    }

    revision "2019-10-26" {
      description "Add container.";
      reference
        "Huawei private.";

    }

    revision "2019-04-23" {
      description "Initial revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "forwarding";

    typedef lcs-active-type {
      type enumeration {
        enum "deactive" {
          value 0;
          description
            "Specify the license active type as deactivate.";
        }
        enum "active" {
          value 1;
          description
            "Specify the license active type as activate.";
        }
      }
      description "License active type.";
    }

    typedef lcs-active-status-type {
      type enumeration {
        enum "unallocated" {
          value 0;
          description
            "Specify the license active status as unallocated.";
        }
        enum "allocated" {
          value 1;
          description
            "Specify the license active status as allocated.";
        }
        enum "activated" {
          value 2;
          description
            "Specify the license active status as ctivated.";
        }
      }
      description
        "License active status type.";
    }

    typedef evpn-pipe-mode {
      type enumeration {
        enum "pipe" {
          value 1;
          description "Evpn pipe mode.";
        }
        enum "shortpipe" {
          value 2;
          description
            "Evpn Short Pipe mode.";
        }
        enum "uniform" {
          value 3;
          description "Evpn uniform mode.";
        }
      }
      description "Evpn pipe mode.";
    }

    typedef evpn-service-class {
      type enumeration {
        enum "be" {
          value 0;
          description
            "Specify the CoS as BE.";
        }
        enum "af1" {
          value 1;
          description
            "Specify the CoS as AF1.";
        }
        enum "af2" {
          value 2;
          description
            "Specify the CoS as AF2.";
        }
        enum "af3" {
          value 3;
          description
            "Specify the CoS as AF3.";
        }
        enum "af4" {
          value 4;
          description
            "Specify the CoS as AF4.";
        }
        enum "ef" {
          value 5;
          description
            "Specify the CoS as EF.";
        }
        enum "cs6" {
          value 6;
          description
            "Specify the CoS as CS6.";
        }
        enum "cs7" {
          value 7;
          description
            "Specify the CoS as CS7.";
        }
      }
      description "Description of CoS.";
    }

    typedef evpn-color {
      type enumeration {
        enum "green" {
          value 0;
          description
            "Specify the packet color as green.";
        }
        enum "yellow" {
          value 1;
          description
            "Specify the packet color as yellow.";
        }
        enum "red" {
          value 2;
          description
            "Specify the packet color as red.";
        }
      }
      description
        "Description of packet color.";
    }

    typedef evpn-trust-type {
      type enumeration {
        enum "outpri" {
          value 0;
          description
            "Specify the trust type as OUTTER-VLAN-8021P.";
        }
        enum "inpri" {
          value 1;
          description
            "Specify the trust type as INNER-VLAN-8021P.";
        }
        enum "ipdscp" {
          value 2;
          description
            "Specify the trust type as IP-DSCP.";
        }
      }
      description
        "Description of trust type.";
    }

    augment /evpn:evpn {
      description "EVPN configuration.";
      container system {
        description
          "Configure the system configuration of evpn.";
        container port-select {
          description
            "Configure the port selection abort EVPN accessing VLL.";
          leaf flag {
            type boolean;
            default "true";
            description
              "Enable/disable the coupling flag in the EVPN-accessing-VLL direction.";
          }
        }  // container port-select

        container self-board {
          description
            "Configure evpn reserve-interface enhancement.";
          leaf flag {
            type boolean;
            default "false";
            description
              "Enable/disable the flag to use the internal GRE reserved interfaces to implement public-network-and-private-network decoupling in the BUM forwarding process.";
          }
        }  // container self-board

        container evpn-udp-port {
          description
            "Configure the UDP port.";
          leaf port-id {
            type uint32 {
              range "1025..65535";
            }
            description
              "Specifies a port number for a UDP interface.";
          }
        }  // container evpn-udp-port
      }  // container system
    }

    augment /evpn:evpn/evpn:instances/evpn:instance/evpn:normal-evpn {
      description
        "Normal evpn pipe configuration.";
      container pipe {
        description
          "Configure the diffserv mode of evpn.";
        leaf split-mode {
          type boolean;
          must
            "((../split-mode='false' and not(../ingress-pipe-mode) and not(../egress-pipe-mode) and ../pipe-mode) or (../split-mode='true' and not(../pipe-mode) and ../ingress-pipe-mode and ../egress-pipe-mode and not(../ingress-pipe-mode='uniform' and ../egress-pipe-mode='uniform')))";
          default "false";
          description
            "Enable/disable split mode.";
        }

        leaf pipe-mode {
          when "../split-mode='false'";
          type evpn-pipe-mode;
          must
            "(../split-mode='false') and ((../pipe-mode='pipe' and (../service-class) and (../color)) or (../pipe-mode='shortpipe' and (../service-class) and (../color) and (../domain-name)) or (../pipe-mode='uniform'))";
          default "uniform";
          description
            "Specify the pipe mode.";
        }

        leaf ingress-pipe-mode {
          when "../split-mode='true'";
          type evpn-pipe-mode;
          must
            "((../split-mode='true') and (((../service-class) and (../color) and (../ingress-pipe-mode='shortpipe' or ../ingress-pipe-mode='pipe')) or (../ingress-pipe-mode='uniform' and ../egress-pipe-mode!='uniform')))";
          default "uniform";
          description
            "Specify the ingress pipe mode.";
        }

        leaf egress-pipe-mode {
          when "../split-mode='true'";
          type evpn-pipe-mode;
          must
            "((../split-mode='true') and (((../domain-name) and (../trust-type) and (../egress-pipe-mode='shortpipe')) or (../egress-pipe-mode='pipe') or (../egress-pipe-mode='uniform' and ../ingress-pipe-mode!='uniform')))";
          default "uniform";
          description
            "Specify the egress pipe mode.";
        }

        leaf service-class {
          when
            "(../pipe-mode='pipe' or ../pipe-mode='shortpipe' or ../ingress-pipe-mode='pipe' or ../ingress-pipe-mode='shortpipe')";
          type evpn-service-class;
          must
            "(../pipe-mode='pipe' or ../pipe-mode='shortpipe' or ../ingress-pipe-mode='pipe' or ../ingress-pipe-mode='shortpipe')";
          default "be";
          description "Specify the CoS.";
        }

        leaf color {
          when
            "(../pipe-mode='pipe' or ../pipe-mode='shortpipe' or ../ingress-pipe-mode='pipe' or ../ingress-pipe-mode='shortpipe')";
          type evpn-color;
          must
            "(../pipe-mode='pipe' or ../pipe-mode='shortpipe' or ../ingress-pipe-mode='pipe' or ../ingress-pipe-mode='shortpipe')";
          default "green";
          description
            "Specify the color of packets.";
        }

        leaf domain-name {
          when
            "(../pipe-mode='shortpipe' or ../egress-pipe-mode='shortpipe')";
          type leafref {
            path "/qos:qos/qos:classifier-template/qos:diffserv-domains/qos:diffserv-domain/qos:name";
          }
          must
            "(../pipe-mode='shortpipe' or ../egress-pipe-mode='shortpipe')";
          default "default";
          description "DS domain name.";
        }

        leaf trust-type {
          when
            "../egress-pipe-mode='shortpipe'";
          type evpn-trust-type;
          must
            "../egress-pipe-mode='shortpipe'";
          default "outpri";
          description
            "Specify the trust type.";
        }
      }  // container pipe

      container reserve-if-switch {
        description
          "Configure EVPN broadcast fast switching.";
        leaf enable {
          type boolean;
          default "false";
          description
            "Enable/disable the flag of EVPN broadcast fast switching.";
        }
      }  // container reserve-if-switch
    }

    augment /evpn:evpn/evpn:instances/evpn:instance/evpn:bd-evpn {
      description
        "BD evpn pipe configuration.";
      container pipe {
        description
          "Configure the diffserv mode of evpn.";
        leaf split-mode {
          type boolean;
          must
            "((../split-mode='false' and not(../ingress-pipe-mode) and not(../egress-pipe-mode) and ../pipe-mode) or (../split-mode='true' and not(../pipe-mode) and ../ingress-pipe-mode and ../egress-pipe-mode and not(../ingress-pipe-mode='uniform' and ../egress-pipe-mode='uniform')))";
          default "false";
          description
            "Enable/disable split mode.";
        }

        leaf pipe-mode {
          when "../split-mode='false'";
          type evpn-pipe-mode;
          must
            "(../split-mode='false') and ((../pipe-mode='pipe' and (../service-class) and (../color)) or (../pipe-mode='shortpipe' and (../service-class) and (../color) and (../domain-name)) or (../pipe-mode='uniform'))";
          default "uniform";
          description
            "Specify the pipe mode.";
        }

        leaf ingress-pipe-mode {
          when "../split-mode='true'";
          type evpn-pipe-mode;
          must
            "((../split-mode='true') and (((../service-class) and (../color) and (../ingress-pipe-mode='shortpipe' or ../ingress-pipe-mode='pipe')) or (../ingress-pipe-mode='uniform' and ../egress-pipe-mode!='uniform')))";
          default "uniform";
          description
            "Specify the ingress pipe mode.";
        }

        leaf egress-pipe-mode {
          when "../split-mode='true'";
          type evpn-pipe-mode;
          must
            "((../split-mode='true') and (((../domain-name) and (../trust-type) and (../egress-pipe-mode='shortpipe')) or (../egress-pipe-mode='pipe') or (../egress-pipe-mode='uniform' and ../ingress-pipe-mode!='uniform')))";
          default "uniform";
          description
            "Specify the egress pipe mode.";
        }

        leaf service-class {
          when
            "(../pipe-mode='pipe' or ../pipe-mode='shortpipe' or ../ingress-pipe-mode='pipe' or ../ingress-pipe-mode='shortpipe')";
          type evpn-service-class;
          must
            "(../pipe-mode='pipe' or ../pipe-mode='shortpipe' or ../ingress-pipe-mode='pipe' or ../ingress-pipe-mode='shortpipe')";
          default "be";
          description "Specify the CoS.";
        }

        leaf color {
          when
            "(../pipe-mode='pipe' or ../pipe-mode='shortpipe' or ../ingress-pipe-mode='pipe' or ../ingress-pipe-mode='shortpipe')";
          type evpn-color;
          must
            "(../pipe-mode='pipe' or ../pipe-mode='shortpipe' or ../ingress-pipe-mode='pipe' or ../ingress-pipe-mode='shortpipe')";
          default "green";
          description
            "Specify the color of packets.";
        }

        leaf domain-name {
          when
            "(../pipe-mode='shortpipe' or ../egress-pipe-mode='shortpipe')";
          type leafref {
            path "/qos:qos/qos:classifier-template/qos:diffserv-domains/qos:diffserv-domain/qos:name";
          }
          must
            "(../pipe-mode='shortpipe' or ../egress-pipe-mode='shortpipe')";
          default "default";
          description "DS domain name.";
        }

        leaf trust-type {
          when
            "../egress-pipe-mode='shortpipe'";
          type evpn-trust-type;
          must
            "../egress-pipe-mode='shortpipe'";
          default "outpri";
          description
            "Specify the trust type.";
        }
      }  // container pipe
    }

    augment /lcs:license/lcs:license-items/lcs:license-item {
      status deprecated;
      description "License resource usage.";
      container lcs-port-evpns {
        when
          "../lcs:name='LCR5S40NEVN0P' or ../lcs:name='LCR9S9KNEVN0L' or ../lcs:name='LCR9S9KXEVN0L' or ../lcs:name='LCR5S40XEVN0P' or ../lcs:name='LCR9S9KNEVN0P' or ../lcs:name='LCR9S9KXEVN0P' or ../lcs:name='LCR5S5KNEVN0P' or ../lcs:name='LCR5S5KKEVN0P' or ../lcs:name='LCR5S5KXEVN0P' or ../lcs:name='LCX6S60NEVPAP' or ../lcs:name='LCX6S60XEVPAP' or ../lcs:name='LCR9S9KNEVN0Q' or ../lcs:name='LCR6S00NEVNAQ' or ../lcs:name='LCR5S40VEVN0P' or ../lcs:name='LCR5S40YEVN0P' or ../lcs:name='LCX6S00NEVN0P' or ../lcs:name='LCX6S00VEVN0P' or ../lcs:name='LCX6S00YEVN0P' or ../lcs:name='LTNRS69NEVN0P' or ../lcs:name='LTNRS69VEVN0P' or ../lcs:name='LTNRS69YEVN0P' or ../lcs:name='LCR8S00EVPNC2' or ../lcs:name='LCR8S00EVPNC4' or ../lcs:name='LCR8SF0EVPNC1' or ../lcs:name='LCR8SF0EVPNC4' or ../lcs:name='LCR5S00EVPNC2' or ../lcs:name='LCR5S00EVPNC4' or ../lcs:name='LTNRS00EVPNC2' or ../lcs:name='LTNRS00EVPNC4'";
        status deprecated;
        description
          "List of evpn port license information.";
        list lcs-port-evpn {
          key "position";
          status deprecated;
          description
            "Configure evpn port license.";
          leaf position {
            type leafref {
              path
                "/lcs:license/pic:lcs-ports/pic:port-basic/pic:position";
            }
            status deprecated;
            description "Port position.";
          }
        }  // list lcs-port-evpn
      }  // container lcs-port-evpns

      container lcs-port-vxlans {
        when
          "../lcs:name='LCR5S40NXLA0P' or ../lcs:name='LCR5S40XLAN0P' or ../lcs:name='LCR5S40XLAV0P' or ../lcs:name='LCR5S40XLAY0P' or ../lcs:name='LCR5S40YXLA0P' or ../lcs:name='LCR5S40XLAX0P' or ../lcs:name='LCR5S40XXLA0P' or ../lcs:name='LCX6S00XLAN0P' or ../lcs:name='LCX6S00NXLA0P' or ../lcs:name='LCX6S00VXLA0P' or ../lcs:name='LCX6S00XLAY0P' or ../lcs:name='LCX6S00YXLA0P' or ../lcs:name='LCX6S00XLAX0P' or ../lcs:name='LCX6S00XXLA0P' or ../lcs:name='LTNRS69NXLA0P' or ../lcs:name='LTNRS69VXLA0P' or ../lcs:name='LTNRS69YXLA0P' or ../lcs:name='LTNRS69XXLA0P' or ../lcs:name='LCR9S9KNXLA0S' or ../lcs:name='LCR9S9KNXLA0Q' or ../lcs:name='LCR9S9KNXLA0R' or ../lcs:name='LCR9S9KNXLA0P' or ../lcs:name='LCR9S9KXXLAQ' or ../lcs:name='LCR9S9KXXLA0P'";
        status deprecated;
        description
          "List of vxlan port license information.";
        list lcs-port-vxlan {
          key "position";
          status deprecated;
          description
            "Configure vxlan port license.";
          leaf position {
            type leafref {
              path
                "/lcs:license/pic:lcs-ports/pic:port-basic/pic:position";
            }
            status deprecated;
            description
              "VXLAN port license interface position, the format is slotid/cardid/portid.";
          }
        }  // list lcs-port-vxlan
      }  // container lcs-port-vxlans
    }

    augment /lcs:license {
      description "License resource usage.";
      container lcs-port-evpns {
        description
          "List of evpn port license information.";
        list lcs-port-evpn {
          key "position";
          description
            "Configure evpn port license.";
          leaf position {
            type leafref {
              path
                "/lcs:license/pic:lcs-ports/pic:port-basic/pic:position";
            }
            description "Port position.";
          }

          leaf active-status {
            type lcs-active-status-type;
            config false;
            description "Activated state.";
          }
        }  // list lcs-port-evpn
      }  // container lcs-port-evpns

      container lcs-port-vxlans {
        description
          "List of vxlan port license information.";
        list lcs-port-vxlan {
          key "position";
          description
            "Configure vxlan port license.";
          leaf position {
            type leafref {
              path
                "/lcs:license/pic:lcs-ports/pic:port-basic/pic:position";
            }
            description
              "VXLAN port license interface position, the format is slotid/cardid/portid.";
          }

          leaf active-status {
            type lcs-active-status-type;
            config false;
            description "Activated state.";
          }
        }  // list lcs-port-vxlan
      }  // container lcs-port-vxlans
    }
  }  // module huawei-evpn-ext