module huawei-l2cpmanagement {

    yang-version 1;

    namespace
      "urn:huawei:yang:huawei-l2cpmanagement";

    prefix l2cpmanagement;

    import huawei-ifm {
      prefix ifm;
    }
    import huawei-extension {
      prefix ext;
    }
    import huawei-l2vpn {
      prefix l2vpn;
    }

    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
      "L2 control protocol management.";

    revision "2020-03-06" {
      description "Change description.";
      reference
        "Huawei private.";

    }

    revision "2019-05-10" {
      description "Init revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "l2cpmanagement";

    typedef global-action-status {
      type enumeration {
        enum "forwarding" {
          value 1;
          description
            "Link protocol forwarding.";
        }
        enum "discard" {
          value 2;
          description
            "Link protocol discard.";
        }
      }
      description
        "Global link protocol action.";
    }

    typedef action-status {
      type enumeration {
        enum "transport" {
          value 0;
          description
            "Link protocol transport.";
        }
        enum "forwarding" {
          value 1;
          description
            "Link protocol forwarding.";
        }
        enum "discard" {
          value 2;
          description
            "Link protocol discard.";
        }
      }
      description "Link protocol action.";
    }

    typedef protocol-type {
      type enumeration {
        enum "bpdu" {
          value 13;
          description
            "Bridge Protocol Data Unit.";
        }
        enum "c-stp" {
          value 2;
          description
            "Customer Spanning Tree Protocol.";
        }
        enum "s-stp" {
          value 3;
          description
            "Provider Spanning Tree Protocol.";
        }
        enum "lacp" {
          value 5;
          description
            "Link Aggregation Marker Protocol.";
        }
        enum "lamp" {
          value 6;
          description
            "Link Aggregation Control Protocol.";
        }
        enum "lldp" {
          value 10;
          description
            "Link Layer Discovery Protocol.";
        }
        enum "eapol" {
          value 8;
          description
            "Port-Authentication Protocol(802.1X).";
        }
        enum "elmi" {
          value 4;
          description
            "Ethernet Local Management Interface Protocol.";
        }
        enum "link-oam" {
          value 14;
          description
            "Ethernet in the First Mile OAM (802.3AH).";
        }
        enum "esmc" {
          value 9;
          description
            "Synchronization Status Message Protocol (SSM).";
        }
        enum "ptp" {
          value 15;
          description
            "Precision Time Protocol (PTP-peer-delay).";
        }
        enum "mrp" {
          value 7;
          description
            "Multicast Registration Protocol (MRP).";
        }
      }
      description "Link protocol type.";
    }

    container l2cpmanagement {
      description
        "L2 control protocol management.";
      container link-protocol-global {
        description
          "Configure the global link protocol action.";
        leaf elmi-status {
          type global-action-status;
          default "discard";
          description
            "Specify Ethernet Local Management Interface Protocol (E-LMI) configuration information.";
        }

        leaf eoam3ah-status {
          type global-action-status;
          default "discard";
          description
            "Specify Ethernet in the First Mile OAM (802.3AH) configuration information.";
        }

        leaf linkoam-status {
          type global-action-status;
          default "discard";
          description
            "Specify Ethernet in the First Mile OAM (802.3AH) configuration information.";
        }

        leaf ptp-status {
          type global-action-status;
          default "discard";
          description
            "Specify Precision Time Protocol (PTP-peer-delay) configuration information.";
        }

        leaf bpdubridge-status {
          type global-action-status;
          default "discard";
          description
            "Specify bpdu bridge configuration information.";
        }

        leaf cstp-status {
          type global-action-status;
          default "forwarding";
          description
            "Specify Customer Spanning Tree Protocol (c-stp) configuration information.";
        }
      }  // container link-protocol-global
    }  // container l2cpmanagement

    augment /ifm:ifm/ifm:interfaces/ifm:interface {
      description
        "Interface link protocol actions.";
      container protocol-actions {
        when
          "(../ifm:class='main-interface') and (../ifm:type='Ethernet' or ../ifm:type='GigabitEthernet' or ../ifm:type='Eth-Trunk' or ../ifm:type='100GE' or ../ifm:type='XGigabitEthernet' or ../ifm:type='40GE' or ../ifm:type='10GE' or ../ifm:type='400GE' or ../ifm:type='25GE' or ../ifm:type='FlexE' or ../ifm:type='50GE' or ../ifm:type='50|100GE')";
        description
          "List of the interface link protocol actions.";
        list protocol-action {
          must
            "(((action='discard') and (protocol-type='lacp' or protocol-type='lamp') and ((/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance/l2vpn:vpws-ldp/l2vpn:acs/l2vpn:ac[l2vpn:interface-name=current()/../../ifm:name]/l2vpn:access-port) or (/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance/l2vpn:vpws-local-ccc/l2vpn:acs/l2vpn:ac[l2vpn:interface-name=current()/../../ifm:name]/l2vpn:access-port))) or ((action='forwarding') and (protocol-type='lacp' or protocol-type='lamp') and (not((/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance/l2vpn:vpws-ldp/l2vpn:acs/l2vpn:ac[l2vpn:interface-name=current()/../../ifm:name]/l2vpn:access-port) or (/l2vpn:l2vpn/l2vpn:instances/l2vpn:instance/l2vpn:vpws-local-ccc/l2vpn:acs/l2vpn:ac[l2vpn:interface-name=current()/../../ifm:name]/l2vpn:access-port)))) or (protocol-type!='lacp' and protocol-type!='lamp'))";
          key "protocol-type";
          description
            "Configure the link protocol action.";
          leaf protocol-type {
            type protocol-type;
            description "Protocol type.";
          }

          leaf action {
            type action-status;
            mandatory true;
            description "Protocol action.";
          }
        }  // list protocol-action
      }  // container protocol-actions
    }
  }  // module huawei-l2cpmanagement