const testPayload = "Hello Grid World!"

	start := time.Now()
	stream, err := remoteConn.NewStream(context.Background(), handlerTest, []byte(testPayload))
	errFatal(err)
	var n int
	stream.Requests <- []byte(strconv.Itoa(n))
	for resp := range stream.responses {
		errFatal(resp.Err)
		t.Logf("got resp: %+v", string(resp.Msg))
		if string(resp.Msg) != testPayload+strconv.Itoa(n) {

	"github.com/minio/minio/internal/logger"
	xsftp "github.com/minio/pkg/v2/sftp"
	"github.com/pkg/sftp"
	"golang.org/x/crypto/ssh"
)

type sftpLogger struct{}

func (s *sftpLogger) Info(tag xsftp.LogType, msg string) {
	logger.Info(msg)
}

const (
	kexAlgoDH1SHA1                = "diffie-hellman-group1-sha1"
	kexAlgoDH14SHA1               = "diffie-hellman-group14-sha1"

			if contextCanceled(ctx) {
				return
			}
			dst := into
			if !into.Compacted {
				dst = &dataUsageEntry{Compacted: false}
			}
			if err := f.scanFolder(ctx, folder, dst); err != nil {
				return
			}
			if !into.Compacted {
				h := dataUsageHash(folder.name)
				into.addChild(h)
				// We scanned a folder, optionally send update.
				f.updateCache.deleteRecursive(h)

			ErrorHandling:       promhttp.HTTPErrorOnError,
			Registry:            registry,
			MaxRequestsInFlight: 2,
		},
		authFn: authFn,

		metricsData: metricGroups,
	}
}

// metricDisplay - contains info on a metric for display purposes.
type metricDisplay struct {
	Name   string   `json:"name"`
	Help   string   `json:"help"`
	Type   string   `json:"type"`
	Labels []string `json:"labels"`
}

	defaultgoRootList = strings.Split(build.Default.GOROOT, pathSeparator)

	// Add trim string "{GOROOT}/src/" into trimStrings
	trimStrings = []string{filepath.Join(runtime.GOROOT(), "src") + string(filepath.Separator)}

	// Add all possible path from GOPATH=path1:path2...:pathN
	// as "{path#}/src/" into trimStrings
	for _, goPathString := range goPathList {

// Note that returning an error here will cause the Metrics handler to return a
// 500 Internal Server Error.
type MetricsLoaderFn func(context.Context, MetricValues, *metricsCache) error

// JoinLoaders - joins multiple loaders into a single loader. The returned
// loader will call each of the given loaders in order. If any of the loaders
// return an error, the returned loader will return that error.

func (h *HTTPRangeSpec) ToHeader() (string, error) {
	if h == nil {
		return "", nil
	}
	start := strconv.Itoa(int(h.Start))
	end := strconv.Itoa(int(h.End))
	switch {
	case h.Start >= 0 && h.End >= 0:
		if h.Start > h.End {
			return "", errInvalidRange
		}
	case h.IsSuffixLength:
		end = strconv.Itoa(int(h.Start * -1))
		start = ""
	case h.Start > -1:
		end = ""
	default:

		notInitialized
}

func bootstrapTraceMsg(msg string) {
	info := madmin.TraceInfo{
		TraceType: madmin.TraceBootstrap,
		Time:      UTCNow(),
		NodeName:  globalLocalNodeName,
		FuncName:  "BOOTSTRAP",
		Message:   fmt.Sprintf("%s %s", getSource(2), msg),
	}
	globalBootstrapTracer.Record(info)

	if serverDebugLog {

	if cardinality <= 0 {
		return -1
	}
	keyCrc := crc32.Checksum([]byte(key), crc32.IEEETable)
	return int(keyCrc % uint32(cardinality))
}

func hashKey(algo string, key string, cardinality int, id [16]byte) int {
	switch algo {
	case formatErasureVersionV2DistributionAlgoV1:
		return crcHashMod(key, cardinality)
	case formatErasureVersionV3DistributionAlgoV2, formatErasureVersionV3DistributionAlgoV3:

	Extension() string
}

// Global profiler to be used by service go-routine.
var (
	globalProfiler   map[string]minioProfiler
	globalProfilerMu sync.Mutex
)

// dump the request into a string in JSON format.
func dumpRequest(r *http.Request) string {
	header := r.Header.Clone()
	header.Set("Host", r.Host)
	// Replace all '%' to '%%' so that printer format parser
	// to ignore URL encoded values.