Percentage: &xdstype.FractionalPercent{
						Numerator:   uint32(50 * 10000),
						Denominator: xdstype.FractionalPercent_MILLION,
					},
					FaultDelaySecifier: &xdsfault.FaultDelay_FixedDelay{
						FixedDelay: &durationpb.Duration{
							Seconds: int64(3),
						},
					},
				},
				Abort: &xdshttpfault.FaultAbort{
					Percentage: &xdstype.FractionalPercent{

		case v3.RouteType:
			rdsSendErrPushes.Increment()
		}
		return true
	}
	return false
}

func recordPushTime(xdsType string, duration time.Duration) {
	pushTime.With(typeTag.Value(v3.GetMetricType(xdsType))).Record(duration.Seconds())
	pushes.With(typeTag.Value(v3.GetMetricType(xdsType))).Increment()

		"Total time in seconds Pilot takes to send generated configuration.",
		[]float64{.01, .1, 1, 3, 5, 10, 20, 30},
	)
)

func IncrementXDSRejects(xdsType string, node, errCode string) {
	totalXDSRejects.With(typeTag.Value(model.GetMetricType(xdsType))).Increment()
	switch xdsType {
	case model.ListenerType:
		ldsReject.With(nodeTag.Value(node), errTag.Value(errCode)).Increment()
	case model.ClusterType:

				Sampling:         0,
			},
			out: &hcm.HttpConnectionManager_Tracing{
				MaxPathTagLength: nil,
				ClientSampling: &xdstype.Percent{
					Value: 100.0,
				},
				RandomSampling: &xdstype.Percent{
					Value: 80.0,
				},
				OverallSampling: &xdstype.Percent{
					Value: 100.0,
				},
				CustomTags: customTracingTags(),
			},
		},
		{

	discHost := strings.Split(cfg.Metadata.ProxyConfig.DiscoveryAddress, ":")[0]

	xdsType := "GRPC"
	if features.DeltaXds {
		xdsType = "DELTA_GRPC"
	}

	// Waypoint overrides
	metadataDiscovery := cfg.Metadata.MetadataDiscovery
	if strings.HasPrefix(cfg.ID, "waypoint~") {
		xdsType = "DELTA_GRPC"
		metadataDiscovery = true
	}

	opts = append(opts,
		option.NodeID(cfg.ID),

	return &xdstype.FractionalPercent{
		Numerator:   uint32(p.Value * 10000),
		Denominator: xdstype.FractionalPercent_MILLION,
	}
}

// translateIntegerToFractionalPercent translates an int32 instance to an
// envoy.type.FractionalPercent instance.
func translateIntegerToFractionalPercent(p int32) *xdstype.FractionalPercent {

	}
}

func configureSampling(hcmTracing *hcm.HttpConnectionManager_Tracing, providerPercentage float64) {
	hcmTracing.ClientSampling = &xdstype.Percent{
		Value: 100.0,
	}
	hcmTracing.OverallSampling = &xdstype.Percent{
		Value: 100.0,
	}
	hcmTracing.RandomSampling = &xdstype.Percent{
		Value: providerPercentage,
	}
}

func proxyConfigSamplingValue(config *meshconfig.ProxyConfig) float64 {

	proxyprotocol "github.com/envoyproxy/go-control-plane/envoy/extensions/transport_sockets/proxy_protocol/v3"
	http "github.com/envoyproxy/go-control-plane/envoy/extensions/upstreams/http/v3"
	xdstype "github.com/envoyproxy/go-control-plane/envoy/type/v3"
	"google.golang.org/protobuf/proto"
	"google.golang.org/protobuf/types/known/durationpb"
	"google.golang.org/protobuf/types/known/wrapperspb"

	t := &hcm.HttpConnectionManager_Tracing{
		ClientSampling: &xdstype.Percent{
			Value: 100.0,
		},
		OverallSampling: &xdstype.Percent{
			Value: 100.0,
		},
		RandomSampling: &xdstype.Percent{
			Value: randomSampling,
		},
		CustomTags: tags,
	}
	if maxLen != 0 {
		t.MaxPathTagLength = wrapperspb.UInt32(maxLen)

	return newOption("nodeID", value)
}

func NodeType(value string) Instance {
	ntype := strings.Split(value, "~")[0]
	return newOption("nodeType", ntype)
}

func XdsType(value string) Instance {
	return newOption("xds_type", value)
}

func Region(value string) Instance {
	return newOptionOrSkipIfZero("region", value)
}

func Zone(value string) Instance {
	return newOptionOrSkipIfZero("zone", value)
}