func releaseTagToReleaseTime(releaseTag string) (releaseTime time.Time, err error) {
	fields := strings.Split(releaseTag, ".")
	if len(fields) < 2 || len(fields) > 4 {
		return releaseTime, fmt.Errorf("%s is not a valid release tag", releaseTag)
	}
	if fields[0] != "RELEASE" {
		return releaseTime, fmt.Errorf("%s is not a valid release tag", releaseTag)
	}
	return time.Parse(MinioReleaseTagTimeLayout, fields[1])
}

		Transport:       globalRemoteTargetTransport,
		TrailingHeaders: true,
	}
	client, err := minio.New(u.Host, opts)
	if err != nil {
		return nil, err
	}
	client.SetAppInfo(fmt.Sprintf("minio-tier-%s", tier), ReleaseTag)

	core := &minio.Core{Client: client}
	return &warmBackendMinIO{
		warmBackendS3{
			client: client,
			core:   core,
			Bucket: conf.Bucket,
			Prefix: strings.TrimSuffix(conf.Prefix, slashSeparator),

		Creds:     creds,
		Secure:    tcfg.Secure,
		Region:    tcfg.Region,
		Transport: globalRemoteTargetTransport,
	})
	if err != nil {
		return nil, err
	}
	api.SetAppInfo("minio-replication-target", ReleaseTag+" "+tcfg.Arn)

	hcDuration := defaultHealthCheckDuration
	if tcfg.HealthCheckDuration >= 1 { // require minimum health check duration of 1 sec.
		hcDuration = tcfg.HealthCheckDuration
	}
	tc := &TargetClient{

		Secure:    globalIsTLS,
		Transport: getRemoteInstanceTransport(),
	})
	if err != nil {
		return nil, err
	}
	core.SetAppInfo("minio-federated", ReleaseTag)
	return core, nil
}

// Check if the destination bucket is on a remote site, this code only gets executed
// when federation is enabled, ie when globalDNSConfig is non 'nil'.
//