submodule huawei-diagnostic-tools-8021ag {

    yang-version 1;

    belongs-to huawei-diagnostic-tools {
        prefix diagnostic-tools;
    }

    import huawei-pub-type {
      prefix pub-type;
    }
    import huawei-extension {
      prefix ext;
    }

    include huawei-diagnostic-tools-common;
    include huawei-diagnostic-tools-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 "LBLT diagnosis tool.";

    revision "2021-01-15" {
      description "Initial revision.";
      reference
        "Huawei private.";

    }


    typedef lblt-test-status-type {
      type enumeration {
        enum "testing" {
          value 0;
          description
            "The test is in progress.";
        }
        enum "finished" {
          value 1;
          description
            "The test is finished.";
        }
        enum "stopped" {
          value 2;
          description "The test is stopped.";
        }
      }
      description
        "Description of lblt-test-status-type.";
    }

    typedef lblt-error-type {
      type enumeration {
        enum "success" {
          value 0;
          description "The test succeeded.";
        }
        enum "timeout" {
          value 1;
          description "The test timeout.";
        }
        enum "failed" {
          value 2;
          description "The test failed.";
        }
        enum "local-mac" {
          value 3;
          description
            "The destination address cannot be a local address.";
        }
        enum "no-mac-for-rmep" {
          value 4;
          description
            "No MAC address is specified for an RMEP.";
        }
        enum "no-md-or-ma" {
          value 5;
          description
            "The specified MD or MA is not exist.";
        }
        enum "mac-out-if-err" {
          value 6;
          description
            "No outbound interface for the destination MAC.";
        }
      }
      description
        "Description of lblt-error-type.";
    }

    typedef lblt-detail-result-type {
      type enumeration {
        enum "success" {
          value 0;
          description "The test succeeded.";
        }
        enum "timeout" {
          value 1;
          description "Timeout.";
        }
      }
      description
        "Description of lblt-detail-result-type.";
    }

    typedef lt-forward-action-type {
      type enumeration {
        enum "forward-success" {
          value 0;
          description
            "Forward packet successfully.";
        }
        enum "forward-fail" {
          value 1;
          description
            "Failed to forward packets.";
        }
        enum "invalid" {
          value 2;
          description "No action.";
        }
      }
      description
        "Description of lt-forward-action-type.";
    }

    typedef lt-relay-action-type {
      type enumeration {
        enum "forward" {
          value 0;
          description "Relay forward.";
        }
        enum "hit" {
          value 1;
          description "Relay hit.";
        }
      }
      description
        "Description of lt-relay-action-type.";
    }

    typedef lt-mep-type {
      type enumeration {
        enum "no-mep" {
          value 0;
          description
            "The relay point is not MEP.";
        }
        enum "is-mep" {
          value 1;
          description
            "The relay point is MEP.";
        }
      }
      description
        "Description of lt-mep-type.";
    }

    rpc start-lb-test {
      ext:node-ref "/diagnostic-tools:diagnostic-tools/diagnostic-tools:lblt/diagnostic-tools:lb-results";
      description "Start LB test.";
      input {
        leaf test-name {
          type string {
            length "1..32";
          }
          mandatory true;
          description "Test name.";
        }

        leaf md-name {
          type string {
            length "1..43";
            pattern '[^\?]*';
          }
          mandatory true;
          description
            "Specify the name of a maintenance domain (MD).";
        }

        leaf ma-name {
          type string {
            length "1..43";
            pattern '[^\?]*';
          }
          mandatory true;
          description
            "Specify the name of a maintenance association (MA).";
        }

        leaf mep-id {
          type uint16 {
            range "1..8191";
          }
          mandatory true;
          description "Specify a MEP ID.";
        }

        choice remote {
          mandatory true;
          description
            "Specify the RMEP ID or MAC.";
          case remote-mep-id {
            description "Specify a RMEP ID.";
            leaf rmep-id {
              type uint16 {
                range "1..8191";
              }
              description
                "Specify a RMEP ID.";
            }
          }  // case remote-mep-id

          case remote-mac {
            description
              "Specify the MAC of an RMEP.";
            leaf rmep-mac {
              type pub-type:mac-address;
              description
                "Specify the MAC of an RMEP.";
            }
          }  // case remote-mac
        }  // choice remote

        leaf priority {
          type uint8 {
            range "0..7";
          }
          description
            "Specify the priority of packets.";
        }

        leaf packet-size {
          type uint32 {
            range "64..2000";
          }
          default "95";
          description
            "Number of bytes in a sent test packet.";
        }

        leaf count {
          type uint32 {
            range "1..4294967295";
          }
          default "5";
          description
            "Number of sent test packets.";
        }

        leaf timeout {
          type uint32 {
            range "1..65535";
          }
          units "ms";
          default "2000";
          description
            "Time to wait for a response packet after a test packet is sent. If no response packet is received within the timeout period, the system considers that the test packet times out.";
        }
      }
    }  // rpc start-lb-test

    rpc stop-lb-test {
      ext:node-ref "/diagnostic-tools:diagnostic-tools/diagnostic-tools:lblt/diagnostic-tools:lb-results";
      description "Stop LB test.";
      input {
        leaf test-name {
          type leafref {
            path "/diagnostic-tools:diagnostic-tools/diagnostic-tools:lblt/diagnostic-tools:lb-results/diagnostic-tools:lb-result/diagnostic-tools:test-name";
          }
          mandatory true;
          description "Test name.";
        }
      }
    }  // rpc stop-lb-test

    rpc delete-lb-test {
      ext:node-ref "/diagnostic-tools:diagnostic-tools/diagnostic-tools:lblt/diagnostic-tools:lb-results";
      description "Delete LB test.";
      input {
        leaf test-name {
          type leafref {
            path "/diagnostic-tools:diagnostic-tools/diagnostic-tools:lblt/diagnostic-tools:lb-results/diagnostic-tools:lb-result/diagnostic-tools:test-name";
          }
          mandatory true;
          description "Test name.";
        }
      }
    }  // rpc delete-lb-test

    rpc start-lt-test {
      ext:node-ref "/diagnostic-tools:diagnostic-tools/diagnostic-tools:lblt/diagnostic-tools:lt-results";
      description "Start LT test.";
      input {
        leaf test-name {
          type string {
            length "1..32";
          }
          mandatory true;
          description "Test name.";
        }

        leaf md-name {
          type string {
            length "1..43";
            pattern '[^\?]*';
          }
          mandatory true;
          description
            "Specify the name of a maintenance domain (MD).";
        }

        leaf ma-name {
          type string {
            length "1..43";
            pattern '[^\?]*';
          }
          mandatory true;
          description
            "Specify the name of a maintenance association (MA).";
        }

        leaf mep-id {
          type uint16 {
            range "1..8191";
          }
          mandatory true;
          description "Specify a MEP ID.";
        }

        choice remote {
          mandatory true;
          description
            "Specify the RMEP ID or MAC.";
          case remote-mep-id {
            description "Specify a RMEP ID.";
            leaf rmep-id {
              type uint16 {
                range "1..8191";
              }
              description
                "Specify a RMEP ID.";
            }
          }  // case remote-mep-id

          case remote-mac {
            description
              "Specify the MAC of an RMEP.";
            leaf rmep-mac {
              type pub-type:mac-address;
              description
                "Specify the MAC of an RMEP.";
            }
          }  // case remote-mac
        }  // choice remote

        leaf ttl {
          type uint8 {
            range "1..255";
          }
          default "64";
          description
            "Specify the maximum TTL value of test packets.";
        }

        leaf timeout {
          type uint32 {
            range "1..65535";
          }
          units "ms";
          default "2000";
          description
            "Time to wait for a response packet after a test packet is sent. If no response packet is received within the timeout period, the system considers that the test packet times out.";
        }
      }
    }  // rpc start-lt-test

    rpc stop-lt-test {
      ext:node-ref "/diagnostic-tools:diagnostic-tools/diagnostic-tools:lblt/diagnostic-tools:lt-results";
      description "Stop LT test.";
      input {
        leaf test-name {
          type leafref {
            path "/diagnostic-tools:diagnostic-tools/diagnostic-tools:lblt/diagnostic-tools:lt-results/diagnostic-tools:lt-result/diagnostic-tools:test-name";
          }
          mandatory true;
          description "Test name.";
        }
      }
    }  // rpc stop-lt-test

    rpc delete-lt-test {
      ext:node-ref "/diagnostic-tools:diagnostic-tools/diagnostic-tools:lblt/diagnostic-tools:lt-results";
      description "Delete LT test.";
      input {
        leaf test-name {
          type leafref {
            path "/diagnostic-tools:diagnostic-tools/diagnostic-tools:lblt/diagnostic-tools:lt-results/diagnostic-tools:lt-result/diagnostic-tools:test-name";
          }
          mandatory true;
          description "Test name.";
        }
      }
    }  // rpc delete-lt-test

    augment /diagnostic-tools:diagnostic-tools {
      description "List of LBLT tests.";
      container lblt {
        config false;
        description
          "Statistics of LBLT tests.";
        container lb-results {
          description
            "List of test result of LB.";
          list lb-result {
            key "test-name";
            description
              "Statistics of test result of LB.";
            leaf test-name {
              type string {
                length "1..32";
              }
              description "Test name.";
            }

            leaf packet-receive {
              type uint32 {
                range "0..4294967295";
              }
              description
                "Total number of received packets.";
            }

            leaf packet-send {
              type uint32 {
                range "0..4294967295";
              }
              description
                "Total number of sent packets.";
            }

            leaf loss-ratio {
              type pub-type:percent;
              description
                "Packet loss ratio of a test.";
            }

            leaf rtt-min {
              type uint32 {
                range "0..4294967295";
              }
              units "ms";
              description
                "Minimum RTT of all test packets.";
            }

            leaf rtt-max {
              type uint32 {
                range "0..4294967295";
              }
              units "ms";
              description
                "Maximum RTT of all test packets.";
            }

            leaf rtt-average {
              type uint32 {
                range "0..4294967295";
              }
              units "ms";
              description
                "Average RTT of all test packets.";
            }

            leaf status {
              type lblt-test-status-type;
              description "Test status.";
            }

            leaf error-type {
              type lblt-error-type;
              description
                "Path test status.";
            }

            container details {
              description
                "List of lb results of all packets in a test.";
              list detail {
                key "index";
                description
                  "Statistics of lb result of a single packet in a test.";
                leaf index {
                  type uint32 {
                    range "0..4294967295";
                  }
                  description
                    "Serial number of a test packet received by a certain hop.";
                }

                leaf rmep-mac {
                  type pub-type:mac-address;
                  description
                    "MAC address of an RMEP.";
                }

                leaf bytes {
                  type uint32 {
                    range "0..4294967295";
                  }
                  description
                    "Bytes of received response packets.";
                }

                leaf rtt {
                  type uint32 {
                    range "0..4294967295";
                  }
                  units "ms";
                  description
                    "RTT of test packets.";
                }

                leaf result-type {
                  type lblt-detail-result-type;
                  description
                    "Result of packet sending.";
                }
              }  // list detail
            }  // container details
          }  // list lb-result
        }  // container lb-results

        container lt-results {
          description
            "List of test result of LT.";
          list lt-result {
            key "test-name";
            description
              "Statistics of test result of LT.";
            leaf test-name {
              type string {
                length "1..32";
              }
              description "Test name.";
            }

            leaf status {
              type lblt-test-status-type;
              description "Test status.";
            }

            leaf error-type {
              type lblt-error-type;
              description
                "Path test status.";
            }

            container details {
              description
                "List of LT results of all packets in a test.";
              list detail {
                key "hop-index";
                description
                  "Statistics of LT result of a single packet in a test.";
                leaf hop-index {
                  type uint32 {
                    range "1..4294967295";
                  }
                  description
                    "Hop limit of received response packets.";
                }

                leaf ingress-mac {
                  type pub-type:mac-address;
                  description
                    "MAC of MIP or MEP configured on the ingress port.";
                }

                leaf ingress-port {
                  type string {
                    length "0..64";
                  }
                  description
                    "Ingress port name.";
                }

                leaf ingress-action {
                  type lt-forward-action-type;
                  description
                    "Ingress port action.";
                }

                leaf egress-mac {
                  type pub-type:mac-address;
                  description
                    "MAC of MIP or MEP configured on the egress port.";
                }

                leaf egress-port {
                  type string {
                    length "0..64";
                  }
                  description
                    "Egress port name.";
                }

                leaf egress-action {
                  type lt-forward-action-type;
                  description
                    "Egress port action.";
                }

                leaf relay-action {
                  type lt-relay-action-type;
                  description
                    "Action of relay equipment.";
                }

                leaf is-mep {
                  type lt-mep-type;
                  description "MEP flag.";
                }
              }  // list detail
            }  // container details
          }  // list lt-result
        }  // container lt-results
      }  // container lblt
    }
  }  // submodule huawei-diagnostic-tools-8021ag