module huawei-xpl {

    yang-version 1;

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

    prefix xpl;

    import huawei-ifm {
      prefix ifm;
    }
    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
      "Extended router policy language.";

    revision "2021-08-11" {
      description
        "Modify the description of node filter-parameter-type.";
      reference
        "Huawei private.";

    }

    revision "2019-04-27" {
      description "Initial revision.";
      reference
        "Huawei private.";

    }

    ext:task-name "route-base";

    typedef xpl-filter-name {
      type string {
        length "1..200";
        pattern
          '\s*(([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})|([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200}[\(](($)?[0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})(([,]($)?[0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200}){0,7})[\)]))\s*';
      }
      description "XPL route-filter's name.";
    }

    typedef filter-parameter-type {
      type string {
        length "3..1609";
        pattern
          '\([a-zA-Z0-9][-a-zA-Z0-9:\._]{0,199}(,[a-zA-Z0-9][-a-zA-Z0-9:\._]{0,199}){0,7}\)';
      }
      description
        "XPL route-filter's parameter name.";
    }

    container xpl {
      description
        "Extended router policy language.";
      container global {
        description
          "Configure global variable.";
        leaf content {
          type string {
            length "1..16380";
          }
          description
            "Global variable config.";
        }
      }  // container global

      container route-flow-group-lists {
        description
          "List of route flow group.";
        list route-flow-group-list {
          key "name";
          max-elements 65535;
          description
            "Configure of route flow group. A route flow group is used to create a QPPB attribute configuration group to assign a value to the QoS attribute of routes.";
          leaf name {
            type string {
              length "1..200";
              pattern
                '\s*([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})\s*';
            }
            description "Name.";
          }

          leaf content {
            type string {
              length "1..16380";
            }
            mandatory true;
            description "List config.";
          }
        }  // list route-flow-group-list
      }  // container route-flow-group-lists

      container as-path-lists {
        description "List of AS_PATH.";
        list as-path-list {
          key "name";
          max-elements 65535;
          description
            "Configure a list of AS_PATH. A group of AS_Path data and can be used by a route-filter to filter BGP routes.";
          leaf name {
            type string {
              length "1..200";
              pattern
                '\s*([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})\s*';
            }
            description "Name.";
          }

          leaf content {
            type string {
              length "1..16380";
            }
            mandatory true;
            description "List config.";
          }
        }  // list as-path-list
      }  // container as-path-lists

      container community-lists {
        description
          "List of community attributes.";
        list community-list {
          key "name";
          max-elements 65535;
          description
            "Configure a list of community attributes.";
          leaf name {
            type string {
              length "1..200";
              pattern
                '\s*([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})\s*';
            }
            description "Name.";
          }

          leaf content {
            type string {
              length "1..16380";
            }
            mandatory true;
            description "List config.";
          }
        }  // list community-list
      }  // container community-lists

      container ext-community-rt-lists {
        description
          "List of Extcommunity RT Attributes.";
        list ext-community-rt-list {
          key "name";
          max-elements 65535;
          description
            "Configure a list of extcommunity RT attributes.";
          leaf name {
            type string {
              length "1..200";
              pattern
                '\s*([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})\s*';
            }
            description "Name.";
          }

          leaf content {
            type string {
              length "1..16380";
            }
            mandatory true;
            description "List config.";
          }
        }  // list ext-community-rt-list
      }  // container ext-community-rt-lists

      container ext-community-soo-lists {
        description
          "List of Extcommunity SoO Attributes.";
        list ext-community-soo-list {
          key "name";
          max-elements 65535;
          description
            "Configure a list of extcommunity SoO attributes configuration.";
          leaf name {
            type string {
              length "1..200";
              pattern
                '\s*([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})\s*';
            }
            description "Name.";
          }

          leaf content {
            type string {
              length "1..16380";
            }
            mandatory true;
            description "List config.";
          }
        }  // list ext-community-soo-list
      }  // container ext-community-soo-lists

      container ipv4-prefix-lists {
        description "List of Prefix.";
        list ipv4-prefix-list {
          key "name";
          max-elements 65535;
          description
            "Configure a list of IPv4 prefix.";
          leaf name {
            type string {
              length "1..200";
              pattern
                '\s*([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})\s*';
            }
            description "Name.";
          }

          leaf content {
            type string {
              length "1..16380";
            }
            mandatory true;
            description "List config.";
          }
        }  // list ipv4-prefix-list
      }  // container ipv4-prefix-lists

      container ipv6-prefix-lists {
        description "List of IPv6 Prefix.";
        list ipv6-prefix-list {
          key "name";
          max-elements 65535;
          description
            "Configure a list of IPv6 prefix.";
          leaf name {
            type string {
              length "1..200";
              pattern
                '\s*([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})\s*';
            }
            description "Name.";
          }

          leaf content {
            type string {
              length "1..16380";
            }
            mandatory true;
            description "List config.";
          }
        }  // list ipv6-prefix-list
      }  // container ipv6-prefix-lists

      container rd-lists {
        description "List of RD.";
        list rd-list {
          key "name";
          max-elements 65535;
          description
            "Configure a list of RD.";
          leaf name {
            type string {
              length "1..200";
              pattern
                '\s*([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})\s*';
            }
            description "Name.";
          }

          leaf content {
            type string {
              length "1..16380";
            }
            mandatory true;
            description "List config.";
          }
        }  // list rd-list
      }  // container rd-lists

      container large-community-lists {
        description
          "List of large community sets.";
        list large-community-list {
          key "name";
          max-elements 65535;
          description
            "Configure a list of large community.";
          leaf name {
            type string {
              length "1..200";
              pattern
                '\s*([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})\s*';
            }
            description "Name.";
          }

          leaf content {
            type string {
              length "1..16380";
            }
            mandatory true;
            description "List config.";
          }
        }  // list large-community-list
      }  // container large-community-lists

      container interface-lists {
        description "List of interface.";
        list interface-list {
          key "name";
          max-elements 1000;
          description
            "Configure a list of interface.";
          leaf name {
            type string {
              length "1..200";
              pattern
                '\s*([0-9a-zA-Z][0-9a-zA-Z\-_\.]{0,200})\s*';
            }
            description
              "Interface list name.";
          }

          container interface-sets {
            description
              "List of interface set. An interface set can be applied to route-filters to filter routes based on outbound interfaces.";
            list interface-set {
              key "interface-name";
              max-elements 256;
              description
                "Specify interface configuration, based on which routes are filtered.";
              leaf interface-name {
                type leafref {
                  path "/ifm:ifm/ifm:interfaces/ifm:interface/ifm:name";
                }
                description
                  "Interface set name.";
              }
            }  // list interface-set
          }  // container interface-sets
        }  // list interface-list
      }  // container interface-lists

      container route-filters {
        description
          "List of extended policies.";
        list route-filter {
          key "name";
          max-elements 15000;
          description
            "Configure a list of extended policy. A route-filter can use its condition clauses to filter routes and use its action clauses to set or modify route attributes of the routes that match the condition clauses.";
          leaf name {
            type xpl-filter-name;
            description
              "Policy name in the format of a string.";
          }

          leaf content {
            type string {
              length "1..16380";
            }
            mandatory true;
            description "Policy config.";
          }
        }  // list route-filter
      }  // container route-filters
    }  // container xpl
  }  // module huawei-xpl