module huawei-ospfv2 {

    yang-version 1;

    namespace
      "urn:huawei:yang:huawei-ospfv2";

    prefix ospfv2;

    import huawei-ifm {
      prefix ifm;
    }
    import huawei-network-instance {
      prefix ni;
    }
    import huawei-l3vpn {
      prefix l3vpn;
    }
    import huawei-routing-policy {
      prefix rtp;
    }
    import huawei-acl {
      prefix acl;
    }
    import huawei-xpl {
      prefix xpl;
    }
    import huawei-pub-type {
      prefix pub-type;
    }
    import ietf-yang-types {
      prefix yang;
    }
    import huawei-extension {
      prefix ext;
    }
    import ietf-inet-types {
      prefix inet;
    }

    include huawei-ospfv2-type;

    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 "OSPFv2.";

    revision "2020-07-03" {
      description
        "Modify the must statement.";
      reference
        "Huawei private.";

    }

    revision "2020-07-01" {
      description
        "Add keychain-name pattern lower-only.";
      reference
        "Huawei private.";

    }

    revision "2020-03-28" {
      description
        "Add cost-binding and case.";
      reference
        "Huawei private.";

    }

    revision "2020-03-04" {
      description "Modify the description.";
      reference
        "Huawei private.";

    }

    revision "2020-03-03" {
      description "Modify the description.";
      reference
        "Huawei private.";

    }

    revision "2020-02-27" {
      description
        "Modify session-car and case.";
      reference
        "Huawei private.";

    }

    revision "2020-02-04" {
      description
        "Add session-car and case.";
      reference
        "Huawei private.";

    }

    revision "2019-12-26" {
      description
        "Reconstructing Yang file by yin mechanism.";
      reference
        "Huawei private.";

    }

    revision "2019-12-20" {
      description
        "Reconstructing Yang file by yin mechanism.";
      reference
        "Huawei private.";

    }

    revision "2019-12-16" {
      description
        "Reconstructing Yang file by yin mechanism.";
      reference
        "Huawei private.";

    }

    revision "2019-11-22" {
      description
        "Reconstructing Yang file by yin mechanism.";
      reference
        "Huawei private.";

    }

    revision "2019-11-15" {
      description
        "Reconstructing Yang file by yin mechanism.";
      reference
        "Huawei private.";

    }

    revision "2019-10-22" {
      description
        "Reconstructing Yang file by yin mechanism.";
      reference
        "Huawei private.";

    }

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

    }

    ext:task-name "ospf";

    container ospfv2 {
      description "Configure OSPFv2 config.";
      container check-rt-id {
        description
          "Configure automatic modification of conflicted router IDs. If enable, check and resolve OSPF router ID conflict.";
        leaf conflict-flag {
          type boolean;
          default "true";
          description
            "Enable/disable automatic modification of conflicted router IDs. If enable, check and resolve OSPF router ID conflict.";
        }
      }  // container check-rt-id

      container advertise-max-cost {
        description
          "Configure OSPF LSA advertise max cost globally.";
        leaf enable {
          type boolean;
          default "false";
          description
            "Enable/disable OSPF LSAs to advertise max cost globally.";
        }
      }  // container advertise-max-cost

      container session-car {
        must 'pir-interval>=cir-interval';
        must 'pbs-interval>=cbs-interval';
        description
          "Configure OSPF Session CAR.";
        leaf enable {
          type boolean;
          default "true";
          description
            "Enable/disable OSPF Session CAR.";
        }

        leaf cir-interval {
          type uint32 {
            range "0..1000000";
          }
          units "kbit/s";
          default "8";
          description
            "Specify the Session CAR CIR interval.";
        }

        leaf cbs-interval {
          type uint32 {
            range "0..1000000";
          }
          units "Byte";
          default "100000";
          description
            "Specify the Session CAR CBS interval.";
        }

        leaf pir-interval {
          type uint32 {
            range "0..1000000";
          }
          units "kbit/s";
          default "16000";
          description
            "Specify the Session CAR PIR interval.";
        }

        leaf pbs-interval {
          type uint32 {
            range "0..10000000";
          }
          units "Byte";
          default "9000000";
          description
            "Specify the Session CAR PBS interval.";
        }
      }  // container session-car

      container micro-isolation-car {
        must 'pir>=cir';
        must 'pbs>=cbs';
        description
          "Configure OSPF Micro Isolation CAR.";
        leaf enable {
          type boolean;
          default "true";
          description
            "Enable/disable OSPF Micro Isolation CAR.";
        }

        leaf cir {
          type uint32 {
            range "0..1000000";
          }
          units "kbit/s";
          default "8";
          description
            "Specify the Micro Isolation CAR CIR interval.";
        }

        leaf cbs {
          type uint32 {
            range "0..1000000";
          }
          units "Byte";
          default "100000";
          description
            "Specify the Micro Isolation CAR CBS interval.";
        }

        leaf pir {
          type uint32 {
            range "0..1000000";
          }
          units "kbit/s";
          default "16000";
          description
            "Specify the Micro Isolation CAR PIR interval.";
        }

        leaf pbs {
          type uint32 {
            range "0..10000000";
          }
          units "Byte";
          default "9000000";
          description
            "Specify the Micro Isolation CAR PBS interval.";
        }
      }  // container micro-isolation-car

      container maxage-lsa-protect {
        description
          "Configure auto protect of purge LSA error for OSPF.";
        leaf disable {
          type boolean;
          default "false";
          description
            "Enable/disable auto protect of purge LSA error for OSPF.";
        }
      }  // container maxage-lsa-protect

      container suppress-flap-intf {
        description
          "Configure OSPF suppress flapping interface.";
        leaf disable {
          type boolean;
          default "false";
          description
            "Enable/disable cancel the current setting or default setting.";
        }
      }  // container suppress-flap-intf

      container mib-binding {
        description
          "Configure MIB binding an OSPF process.";
        leaf process-id {
          type leafref {
            path "/ni:network-instance/ni:instances/ni:instance/ospfv2:ospfv2/ospfv2:sites/ospfv2:site/ospfv2:process-id";
          }
          description "Process ID.";
        }
      }  // container mib-binding

      container flush-source-trace {
        description
          "Configure OSPF flush source trace globally.";
        leaf enable {
          type boolean;
          default "true";
          description
            "Enable/disable OSPF flush source trace globally.";
        }

        leaf vlink-enable {
          type boolean;
          default "true";
          description
            "Enable/disable OSPF vlink flush source trace globally.";
        }

        leaf port {
          type uint16 {
            range "1025..65535";
          }
          default "50122";
          description
            "Set OSPF flush source trace port allocated by huawei-pp4.The related CLI is 'display ip port info | inc UDP'.";
        }

        leaf vlink-port {
          type uint16 {
            range "1025..65535";
          }
          default "50123";
          description
            "Set OSPF vlink flush source trace port allocated by huawei-pp4.The related CLI is 'display ip port info | inc UDP'.";
        }
      }  // container flush-source-trace

      container system-control {
        description
          "Configure memory overload control and CPU overload control.";
        leaf cpu-overload-ctrl-enable {
          type boolean;
          default "true";
          description
            "Enable/disable CPU overload control.";
        }

        leaf mem-overload-ctrl-enable {
          type boolean;
          default "true";
          description
            "Enable/disable memory overload control.";
        }
      }  // container system-control

      container route-loop-detect {
        description
          "Configure OSPF import route loop detect.";
        leaf enable {
          type boolean;
          default "true";
          description
            "Enable/disable OSPF import route loop detect.";
        }
      }  // container route-loop-detect

      container global-state {
        config false;
        description
          "Statistics of OSPFv2 global status.";
        leaf dcn-link-cnt {
          type uint32 {
            range "1..4294967295";
          }
          description "Number of dcn links.";
        }
      }  // container global-state
    }  // container ospfv2

    rpc reset-redistribution {
      description "To re-import routes.";
      input {
        leaf process-id {
          type uint32 {
            range "1..4294967295";
          }
          description "Process ID.";
        }
      }
    }  // rpc reset-redistribution

    rpc reset-counter {
      description "To clear the counter.";
      input {
        leaf process-id {
          type uint32 {
            range "1..4294967295";
          }
          description "Process ID.";
        }

        leaf router-id {
          type inet:ipv4-address-no-zone;
          description "Neighbor router ID.";
        }

        leaf if-name {
          type leafref {
            path "/ifm:ifm/ifm:interfaces/ifm:interface/ifm:name";
          }
          description "Interface name.";
        }
      }
    }  // rpc reset-counter

    rpc reset-process {
      description
        "To restart an OSPF process.";
      input {
        leaf process-id {
          type uint32 {
            range "1..4294967295";
          }
          description "Process ID.";
        }
      }
    }  // rpc reset-process

    rpc reset-peer {
      description
        "To re-establish a neighbor.";
      input {
        leaf process-id {
          type uint32 {
            range "1..4294967295";
          }
          description "Process ID.";
        }

        leaf router-id {
          type inet:ipv4-address-no-zone;
          description "Neighbor router ID.";
        }

        leaf if-name {
          type leafref {
            path "/ifm:ifm/ifm:interfaces/ifm:interface/ifm:name";
          }
          description "Interface name.";
        }
      }
    }  // rpc reset-peer

    rpc reset-spf {
      description "To restart SPF.";
      input {
        leaf process-id {
          type uint32 {
            range "1..4294967295";
          }
          description "Process ID.";
        }
      }
    }  // rpc reset-spf

    rpc reset-frr {
      description "Restart FRR.";
      input {
        leaf process-id {
          type uint32 {
            range "1..4294967295";
          }
          description "Process ID.";
        }
      }
    }  // rpc reset-frr

    rpc reset-suppress-peer {
      description
        "Restart OSPF peer flapping suppress.";
      input {
        leaf process-id {
          type uint32 {
            range "1..4294967295";
          }
          description "Process ID.";
        }

        leaf if-name {
          type leafref {
            path "/ifm:ifm/ifm:interfaces/ifm:interface/ifm:name";
          }
          description "Interface name.";
        }

        leaf notify-peer-flag {
          type boolean;
          default "false";
          description
            "Enable/disable notification neighbor quit peer flapping suppress flag.";
        }
      }
    }  // rpc reset-suppress-peer

    rpc clear-loop-detect {
      description
        "Clear OSPF import route loop detect status and alarm.";
    }  // rpc clear-loop-detect
  }  // module huawei-ospfv2