// Create .minio.sys/config, .minio.sys/buckets paths if missing,
	// this code is present to avoid any missing meta buckets on other
	// pools.
	for _, metaBucket := range []string{
		pathJoin(minioMetaBucket, minioConfigPrefix),
		pathJoin(minioMetaBucket, bucketMetaPrefix),
	} {
		var bucketExists BucketExists
		if err = z.MakeBucket(ctx, metaBucket, MakeBucketOptions{}); err != nil {
			if !errors.As(err, &bucketExists) {

			t.Fatalf("case %v: error: expected: %v, got: %v", i+1, errUnformattedDisk, err)
		}
	}
}

func testStorageAPIStatInfoFile(t *testing.T, storage StorageAPI) {
	err := storage.AppendFile(context.Background(), "foo", pathJoin("myobject", xlStorageFormatFile), []byte("foo"))
	if err != nil {
		t.Fatalf("unexpected error %v", err)
	}

	testCases := []struct {
		volumeName string
		objectName string
		expectErr  bool
	}{

	sz, _ := oi.GetActualSize()
	return madmin.TraceInfo{
		TraceType: madmin.TraceILM,
		Time:      startTime,
		NodeName:  globalLocalNodeName,
		FuncName:  event,
		Duration:  duration,
		Path:      pathJoin(oi.Bucket, oi.Name),
		Bytes:     sz,
		Error:     "",
		Message:   getSource(4),
		Custom:    map[string]string{"version-id": oi.VersionID},
	}
}

			continue
		}
		if !strings.HasSuffix(xhost.Name, "."+domain) {
			continue
		}
		bucket := strings.TrimSuffix(xhost.Name, "."+domain)
		return SlashSeparator + pathJoin(bucket, path), nil
	}
	return path, nil
}

var regexVersion = regexp.MustCompile(`^/minio.*/(v\d+)/.*`)

func extractAPIVersion(r *http.Request) string {

//     hang-around in-case we need some form of recovery.
type RenameDataResp struct {
	Sign       []byte
	OldDataDir string // contains '<uuid>', it is designed to be passed as value to Delete(bucket, pathJoin(object, dataDir))
}

const (
	checkPartUnknown int = iota

	// Changing the order can cause a data loss
	// when running two nodes with incompatible versions
	checkPartSuccess
	checkPartDiskNotFound

				return nil
			}
			volsInfo, err := storageDisks[index].ListDir(ctx, "", minioMetaBucket, pathJoin(bucketMetaPrefix, deletedBucketsPrefix), -1)
			if err != nil {
				if errors.Is(err, errFileNotFound) {
					return nil
				}
				return err
			}
			for _, volName := range volsInfo {
				vi, err := storageDisks[index].StatVol(ctx, pathJoin(minioMetaBucket, bucketMetaPrefix, deletedBucketsPrefix, volName))
				if err == nil {

		// drive timeout by default is 2 minutes, we do not need to wait longer.
		ctx, cancel := context.WithTimeout(ctx, timeout)
		defer cancel()

		r, err := store.GetObjectNInfo(ctx, minioMetaBucket, pathJoin(bucketMetaPrefix, name), nil, http.Header{}, ObjectOptions{NoLock: true})
		if err != nil {
			switch err.(type) {
			case ObjectNotFound, BucketNotFound:

		bucketQuotaConfigFile,
		objectLockConfig,
		bucketVersioningConfig,
		bucketReplicationConfig,
		bucketTargetsFile,
	}
	for _, bi := range buckets {
		for _, cfgFile := range cfgFiles {
			cfgPath := pathJoin(bi.Name, cfgFile)
			bucket := bi.Name
			switch cfgFile {
			case bucketNotificationConfig:
				config, err := globalBucketMetadataSys.GetNotificationConfig(bucket)
				if err != nil {
					adminLogIf(ctx, err)