objAPI := newObjectLayerFn()
	if objAPI == nil {
		return nil, grid.NewRemoteErr(errServerNotInitialized)
	}
	if st := globalReplicationStats.Load(); st != nil {
		sm := st.getSRMetricsForNode()
		return &sm, nil
	}
	return &SRMetricsSummary{}, nil
}

// LoadBucketMetadataHandler - reloads in memory bucket metadata

// If nil ObjectLayer is returned, the operation is not permitted.
// When nil ObjectLayer has been returned an error has always been sent to w.
func validateAdminReq(ctx context.Context, w http.ResponseWriter, r *http.Request, actions ...policy.AdminAction) (ObjectLayer, auth.Credentials) {
	// Get current object layer instance.
	objectAPI := newObjectLayerFn()
	if objectAPI == nil || globalNotificationSys == nil {

}

func loadCompressed(t tester, file string) (js []byte) {
	dec, err := zstd.NewReader(nil)
	if err != nil {
		t.Fatal(err)
	}
	defer dec.Close()
	js, err = os.ReadFile(filepath.Join("testdata", file+".json.zst"))
	if err != nil {
		t.Fatal(err)
	}
	js, err = dec.DecodeAll(js, nil)
	if err != nil {
		t.Fatal(err)
	}

	return js
}

var testCases = []struct {
	name  string
	array bool

			f, err := os.Open(v.file)
			if err != nil {
				t.Fatalf("Open() error: %v", err)
			}
			defer f.Close()

			tr := NewReader(f)
			for i, tc := range v.cases {
				hdr, err := tr.Next()
				if err != nil || hdr == nil {
					t.Fatalf("entry %d, Next(): got %v, want %v", i, err, nil)
				}
				buf := make([]byte, tc.cnt)
				if _, err := io.ReadFull(tr, buf); err != nil {

				} else {
					onlineDisks[index] = nil
				}
			}
			return onlineDisks, modTime, etag
		}
	}

	// Create a new online disks slice, which have common uuid.
	for index, t := range modTimes {
		if partsMetadata[index].IsValid() && t.Equal(modTime) {
			onlineDisks[index] = disks[index]
		} else {
			onlineDisks[index] = nil
		}
	}

	return onlineDisks, modTime, ""
}

		return
	}

	_, err := objAPI.GetBucketInfo(ctx, bucketName, BucketOptions{})
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}

	config, err := globalBucketMetadataSys.GetNotificationConfig(bucketName)
	if err != nil {
		writeErrorResponse(ctx, w, toAPIError(ctx, err), r.URL)
		return
	}
	region := globalSite.Region()
	config.SetRegion(region)

	if err != nil {
		return nil, &jwtgo.ValidationError{Inner: err, Errors: jwtgo.ValidationErrorMalformed}
	}

	n, err = base64DecodeBytes(token[i+1:j], buf)
	if err != nil {
		return nil, &jwtgo.ValidationError{Inner: err, Errors: jwtgo.ValidationErrorMalformed}
	}

	if err = claims.UnmarshalJSON(buf[:n]); err != nil {

		t.Errorf("Seek: got %d, %v; want 11, nil", offset, err)
	}

	if s := (&Reader{}).Size(); s != 0 {
		t.Errorf("Size: got %d, want 0", s)
	}

	if (&Reader{}).UnreadByte() == nil {
		t.Errorf("UnreadByte: got nil, want error")
	}

	if (&Reader{}).UnreadRune() == nil {
		t.Errorf("UnreadRune: got nil, want error")
	}

	if !ok {
		return nil, errNoSuchUser
	}

	if caPublicKey != nil && pass == nil {
		err := validateKey(c, key)
		if err != nil {
			return nil, errAuthentication
		}
	} else {
		// Temporary credentials are not allowed.
		if ui.Credentials.IsTemp() {
			return nil, errAuthentication
		}
		if subtle.ConstantTimeCompare([]byte(ui.Credentials.SecretKey), pass) != 1 {

	if err = checkGetObjArgs(ctx, bucket, object); err != nil {
		return nil, err
	}

	// This is a special call attempted first to check for SOS-API calls.
	gr, err = veeamSOSAPIGetObject(ctx, bucket, object, rs, opts)
	if err == nil {
		return gr, nil
	}

	// reset any error to 'nil' and any reader to be 'nil'
	gr = nil
	err = nil

	object = encodeDirObject(object)

	if z.SinglePool() {