* Make gcp auth provider not to override the Auth header if it's already exits ([#45575](https://github.com/kubernetes/kubernetes/pull/45575), [@wanghaoran1988](https://github.com/wanghaoran1988))

	}

	target.SourceBucket = bucket
	var ops []madmin.TargetUpdateType
	if update {
		ops = madmin.GetTargetUpdateOps(r.Form)
	} else {
		var exists bool // true if arn exists
		target.Arn, exists = globalBucketTargetSys.getRemoteARN(bucket, &target, "")
		if exists && target.Arn != "" { // return pre-existing ARN
			data, err := json.Marshal(target.Arn)
			if err != nil {

			}
			return err
		}); err != nil {
			if !IsErr(err, errFileNotFound, errVolumeNotFound) {
				r.Exists = true
				r.Error = err.Error()
			}
			select {
			case <-ctx.Done():
				return ctx.Err()
			case resp <- r:
			}
			if req.AbortOn404 && !r.Exists {
				// We stop at first file not found.
				// We have already reported the error, return nil.
				return nil
			}

	if updReq.IsRemove {
		updatedAt, err = globalIAMSys.RemoveUsersFromGroup(ctx, updReq.Group, updReq.Members)
	} else {
		// Check if group already exists
		if _, gerr := globalIAMSys.GetGroupDescription(updReq.Group); gerr != nil {
			// If group does not exist, then check if the group has beginning and end space characters
			// we will reject such group names.
			if errors.Is(gerr, errNoSuchGroup) && hasSpaceBE(updReq.Group) {

		defer ticker.Stop()
		var exit bool
		for !exit {
			select {
			case <-ticker.C:
			case <-ctx.Done():
				exit = true
			}
			metaMu.Lock()
			meta := *mc.meta
			meta, err = o.updateMetacacheListing(meta, rpc)
			if err == nil && time.Since(meta.lastHandout) > metacacheMaxClientWait {
				cancel()
				exit = true
				meta.status = scanStateError

   * connectedRange}, if such a range exists.
   *
   * <p>For example, the intersection of {@code [1..5]} and {@code (3..7)} is {@code (3..5]}. The
   * resulting range may be empty; for example, {@code [1..5)} intersected with {@code [5..7)}
   * yields the empty range {@code [5..5)}.
   *
   * <p>The intersection exists if and only if the two ranges are {@linkplain #isConnected
   * connected}.
   *

    public void testConstantTimeMethodExists() throws Exception {
        // Use reflection to verify the constant-time method exists
        Method constantTimeMethod = NtlmPasswordAuthenticator.class.getDeclaredMethod("constantTimeEquals", char[].class, char[].class);
        assertNotNull(constantTimeMethod, "constantTimeEquals method should exist");
        constantTimeMethod.setAccessible(true);

        // Test the method directly

    static final int O_RDWR = 0x03;
    static final int O_APPEND = 0x04;

    // Open Function Encoding
    // create if the file does not exist
    static final int O_CREAT = 0x0010;
    // fail if the file exists
    static final int O_EXCL = 0x0020;
    // truncate if the file exists
    static final int O_TRUNC = 0x0040;

    // share access
    /**
     * When specified as the {@code shareAccess} constructor parameter,

        try {
            final boolean deleted = storage.delete(BlobId.of(bucket, objectName));
            if (!deleted && logger.isDebugEnabled()) {
                logger.debug("Object may not exist: {}", objectName);
            }
        } catch (final Exception e) {
            throw new StorageException("Failed to delete " + objectName, e);
        }
    }

    @Override

        File localFile = new File(localRepo.getBasedir(), localRepo.pathOf(artifact));

        artifact.setFile(localFile);

        if (!localFile.exists()) {
            if (request.getRemoteRepositories().isEmpty()) {
                throw new IOException(localFile + " does not exist and no remote repositories are configured");
            }

            ArtifactRepository remoteRepo = request.getRemoteRepositories().get(0);