func NewClientFromURLAndSecret(url *ObjectStoreURL, reversed ...bool) (c Client, err error) {
	switch url.Store {
	case "s3":
		c, err = NewAmazonClientFromSecret(url.Bucket, reversed...)
	case "gcs":
		fallthrough
	case "gs":
		c, err = NewGoogleClientFromSecret(url.Bucket)
	case "as":
		fallthrough
	case "wasb":
		// In Azure, the first part of the path is the container name.
		c, err = NewMicrosoftClientFromSecret(url.Bucket)
	case "local":
		c, err = NewLocalClient("/" + url.Bucket)
	}
	switch {
	case err != nil:
		return nil, err
	case c != nil:
		return TracingObjClient(url.Store, c), nil
	default:
		return nil, fmt.Errorf("unrecognized object store: %s", url.Bucket)
	}
}
func NewClientFromURLAndSecret(url *ObjectStoreURL, reversed ...bool) (c Client, err error) {
	switch url.Store {
	case "s3":
		c, err = NewAmazonClientFromSecret(url.Bucket, reversed...)
	case "gcs":
		fallthrough
	case "gs":
		c, err = NewGoogleClientFromSecret(url.Bucket)
	case "as":
		fallthrough
	case "wasb":
		// In Azure, the first part of the path is the container name.
		c, err = NewMicrosoftClientFromSecret(url.Bucket)
	case "local":
		c, err = NewLocalClient("/" + url.Bucket)
	}
	switch {
	case err != nil:
		return nil, err
	case c != nil:
		return TracingObjClient(url.Store, c), nil
	default:
		return nil, fmt.Errorf("unrecognized object store: %s", url.Bucket)
	}
}
// NewClientFromURLAndSecret constructs a client by parsing `URL` and then
// constructing the correct client for that URL using secrets.