if err != nil {
		log.Fatalf("Error initializing LDAP Identity: %v", err)
	}

	stsEndpointURL, err := url.Parse(stsEndpoint)
	if err != nil {
		log.Fatalf("Error parsing sts endpoint: %v", err)
	}

	opts := &minio.Options{
		Creds:  li,
		Secure: stsEndpointURL.Scheme == "https",
	}

	v, err := li.Get()
	if err != nil {

	if dur < minLDAPExpiry || dur > maxLDAPExpiry {
		return 0, auth.ErrInvalidDuration
	}
	return dur, nil
}

// ParsesAsDN determines if the given string could be a valid DN based on
// parsing alone.
func (l Config) ParsesAsDN(dn string) bool {
	_, err := ldap.ParseDN(dn)
	return err == nil
}

// IsLDAPUserDN determines if the given string could be a user DN from LDAP.