if err != nil {
		t.Fatal(err)
	}
	if got.root() == nil {
		t.Log("cached folders:")
		for folder := range got.Cache {
			t.Log("folder:", folder)
		}
		t.Fatal("got nil root.")
	}

	// Test dirs
	want := []struct {
		path       string
		isNil      bool
		size, objs int
		oSizes     sizeHistogram

		name            string
		content         string
		meta            map[string]string
		addDeleteMarker bool
	}{
		{testBuckets[0], "unique/folder/", "", nil, true},
		{testBuckets[0], "unique/folder/1.txt", "content", nil, false},
		{testBuckets[1], "unique/folder/1.txt", "content", nil, true},
	}
	for _, object := range testObjects {
		md5Bytes := md5.Sum([]byte(object.content))

	if err := os.Remove(path); err != nil && !os.IsNotExist(err) {
		// Anything other than "file not found" is an error.
		return nil, fmt.Errorf("failed to remove unix://%s: %v", path, err)
	}

	// Attempt to create the folder in case it doesn't exist
	if err := os.MkdirAll(filepath.Dir(path), 0o750); err != nil {
		// If we cannot create it, just warn here - we will fail later if there is a real error

// newer version is available.
func prepareUpdateMessage(downloadURL string, older time.Duration) string {
	if downloadURL == "" || older <= 0 {
		return ""
	}

	// Compute friendly duration string to indicate time
	// difference between newer and current release.
	t := time.Time{}
	newerThan := humanize.RelTime(t, t.Add(older), "before the latest release", "")

	if globalServerCtxt.JSON {

		{2 * 365 * 24 * time.Hour, "my_download_url", "2 years before the latest release"},
	}

	plainMsg := "You are running an older version of MinIO released"

	for i, testCase := range testCases {
		output := prepareUpdateMessage(testCase.dlURL, testCase.older)
		line1 := fmt.Sprintf("%s %s", plainMsg, color.YellowBold(testCase.expectedSubStr))
		line2 := fmt.Sprintf("Update: %s", color.CyanBold(testCase.dlURL))

)

// Legacy envs
const (
	legacyEnvAuditLoggerHTTPEndpoint = "MINIO_AUDIT_LOGGER_HTTP_ENDPOINT"
	legacyEnvLoggerHTTPEndpoint      = "MINIO_LOGGER_HTTP_ENDPOINT"
)

// SetLoggerHTTPAudit - helper for migrating older config to newer KV format.
func SetLoggerHTTPAudit(scfg config.Config, k string, args http.Config) {
	if !args.Enabled {
		// Do not enable audit targets, if not enabled
		return
	}

		}
		return s, err
	}
	s.formatData = formatData
	s.formatFileInfo = formatFi
	s.formatFile = pathJoin(s.drivePath, minioMetaBucket, formatConfigFile)

	// Create all necessary bucket folders if possible.
	if err = makeFormatErasureMetaVolumes(s); err != nil {
		return s, err
	}

	if len(s.formatData) > 0 {
		format := &formatErasureV3{}
		json := jsoniter.ConfigCompatibleWithStandardLibrary

	if err != nil {
		return
	}

	var older time.Duration
	var downloadURL string
	if lrTime.After(currentReleaseTime) {
		older = lrTime.Sub(currentReleaseTime)
		downloadURL = getDownloadURL(releaseTimeToReleaseTag(lrTime))
	}

	updateMsg := prepareUpdateMessage(downloadURL, older)
	if updateMsg == "" {
		return
	}

	save a queue of what needs to be sent to the ztunnel pod and send it one by one when it connects.

	when a new ztunnel connects with different uid, only propagate deletes to older ztunnels.
*/

type connMgr struct {
	connectionSet map[*ZtunnelConnection]struct{}
	latestConn    *ZtunnelConnection
	mu            sync.Mutex
}

func (c *connMgr) addConn(conn *ZtunnelConnection) {

			Optional:    true,
			Type:        "duration",
		},
		config.HelpKV{
			Key:         apiDeleteCleanupInterval,
			Description: `set to change intervals when deleted objects are permanently deleted from ".trash" folder` + defaultHelpPostfix(apiDeleteCleanupInterval),
			Optional:    true,
			Type:        "duration",
		},
		config.HelpKV{
			Key:         apiODirect,