module huawei-vcchassis {

    yang-version 1;

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

    prefix vcchassis;

    import huawei-extension {
      prefix ext;
    }

    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 "Virtual cluter chassis.";

    revision "2019-04-01" {
      description "Init revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "device-mgr";

    typedef vcluster-role-type {
      type enumeration {
        enum "master" {
          value 0;
          description "Master chassis.";
        }
        enum "slave" {
          value 1;
          description "Slave chassis.";
        }
      }
      description
        "Information of enum type vcluster-role-type.";
    }

    typedef vcluster-topo-type {
      type enumeration {
        enum "line" {
          value 0;
          description "Line topo.";
        }
        enum "ring" {
          value 1;
          description "Ring topo.";
        }
      }
      description
        "Information of enum type vcluster-topo-type.";
    }

    container vcchassis {
      description
        "Statistics of virtual cluter chassis.";
      container global-attribute {
        config false;
        description
          "Statistics of global attribute.";
        leaf cluster-id {
          type uint32 {
            range "1..255";
          }
          description "Cluster ID.";
        }

        leaf cluster-topo {
          type vcluster-topo-type;
          description "Cluster topo.";
        }

        leaf cluster-member-number {
          type uint32 {
            range "1..2";
          }
          description
            "Frame number of cluster.";
        }

        leaf cluster-manage-sysoid {
          type string {
            length "1..50";
          }
          description
            "Virtual cluster manage systerm ID.";
        }
      }  // container global-attribute

      container vcchassis-members {
        config false;
        description
          "List of virtual cluter members.";
        list vcchassis-member {
          key "chassis-id";
          max-elements 2;
          description
            "Statistics of virtual cluter member.";
          leaf chassis-id {
            type uint32 {
              range "1..2";
            }
            description "Chassis ID.";
          }

          leaf chassis-role {
            type vcluster-role-type;
            description
              "Member chassis role.";
          }

          leaf chassis-sysoid {
            type string {
              length "1..50";
            }
            description "Member system ID.";
          }
        }  // list vcchassis-member
      }  // container vcchassis-members
    }  // container vcchassis
  }  // module huawei-vcchassis