expectedErr error
	}{
		// TestXLStorage case - 1.
		// A valid case, volume creation is expected to succeed.
		{
			volName:     "success-vol",
			expectedErr: nil,
		},
		// TestXLStorage case - 2.
		// Case where a file exists by the name of the volume to be created.
		{
			volName:     "vol-as-file",
			expectedErr: errVolumeExists,
		},
		// TestXLStorage case - 3.
		{
			volName:     "existing-vol",

	case BucketAlreadyExists:
		apiErr = ErrBucketAlreadyExists
	case BucketExists:
		apiErr = ErrBucketAlreadyOwnedByYou
	case ObjectNotFound:
		apiErr = ErrNoSuchKey
	case MethodNotAllowed:
		apiErr = ErrMethodNotAllowed
	case ObjectLocked:
		apiErr = ErrObjectLocked
	case InvalidVersionID:
		apiErr = ErrInvalidVersionID
	case VersionNotFound:
		apiErr = ErrNoSuchVersion

		case isSysErrNotDir(err) || isSysErrIsDir(err):
			return nil, dmTime, errFileNotFound
		case isSysErrHandleInvalid(err):
			// This case is special and needs to be handled for windows.
			return nil, dmTime, errFileNotFound
		case isSysErrIO(err):
			return nil, dmTime, errFaultyDisk
		case isSysErrTooManyFiles(err):
			return nil, dmTime, errTooManyOpenFiles
		case isSysErrInvalidArg(err):

	batchReplJobDefaultRetryDelay = 250 * time.Millisecond
)

func getJobReportPath(job BatchJobRequest) string {
	var fileName string
	switch {
	case job.Replicate != nil:
		fileName = batchReplName
	case job.KeyRotate != nil:
		fileName = batchKeyRotationName
	case job.Expire != nil:
		fileName = batchExpireName
	}
	return pathJoin(batchJobReportsPrefix, job.ID, fileName)
}

	action := vars["action"]

	var serviceSig serviceSignal
	switch madmin.ServiceAction(action) {
	case madmin.ServiceActionRestart:
		serviceSig = serviceRestart
	case madmin.ServiceActionStop:
		serviceSig = serviceStop
	case madmin.ServiceActionFreeze:
		serviceSig = serviceFreeze
	case madmin.ServiceActionUnfreeze:
		serviceSig = serviceUnFreeze
	default:

	case DeleteType:
		return time.Unix(0, j.DeleteMarker.ModTime)
	case LegacyType:
		return j.ObjectV1.Stat.ModTime
	}
	return time.Time{}
}

// getVersionID will return the versionID of the underlying version.
func (j xlMetaV2Version) getVersionID() [16]byte {
	switch j.Type {
	case ObjectType:
		return j.ObjectV2.VersionID
	case DeleteType:
		return j.DeleteMarker.VersionID
	case LegacyType:

			return
		}
		switch msgp.UnsafeString(field) {
		case "ID":
			err = dc.ReadExactBytes((z.VersionID)[:])
			if err != nil {
				err = msgp.WrapError(err, "VersionID")
				return
			}
		case "MTime":
			z.ModTime, err = dc.ReadInt64()
			if err != nil {
				err = msgp.WrapError(err, "ModTime")
				return
			}
		case "MetaSys":
			var zb0002 uint32
			zb0002, err = dc.ReadMapHeader()

		switch apiFunction {
		case "PostPolicy":
			// Register PostPolicy handler.
			bucket.Methods(http.MethodPost).HeadersRegexp("Content-Type", "multipart/form-data*").HandlerFunc(api.PostPolicyBucketHandler)
		case "HeadObject":
			// Register HeadObject handler.
			bucket.Methods("Head").Path("/{object:.+}").HandlerFunc(api.HeadObjectHandler)
		case "GetObject":
			// Register GetObject handler.

	defer cancel()

	switch {
	case usersPrefix:
		accessKey := path.Dir(strings.TrimPrefix(event.keyPath, iamConfigUsersPrefix))
		err = sys.store.UserNotificationHandler(ctx, accessKey, regUser)
	case stsPrefix:
		accessKey := path.Dir(strings.TrimPrefix(event.keyPath, iamConfigSTSPrefix))
		err = sys.store.UserNotificationHandler(ctx, accessKey, stsUser)
	case svcPrefix:

	}

	vars := mux.Vars(r)
	group := vars["group"]
	status := vars["status"]

	var (
		err       error
		updatedAt time.Time
	)
	switch status {
	case statusEnabled:
		updatedAt, err = globalIAMSys.SetGroupStatus(ctx, group, true)
	case statusDisabled:
		updatedAt, err = globalIAMSys.SetGroupStatus(ctx, group, false)
	default:
		err = errInvalidArgument
	}
	if err != nil {