}

    @SuppressWarnings("unchecked")
    default Tuple3<String, String, String>[] getVirtualHosts() {
        Tuple3<String, String, String>[] hosts = (Tuple3<String, String, String>[]) propMap.get(VIRTUAL_HOST_HEADERS);
        if (hosts == null) {
            hosts = split(getVirtualHostHeaderValue(), "\n").get(stream -> stream.map(s -> {
                final String[] v1 = s.split("=");
                if (v1.length == 2) {

    }

    protected Client createHttpClient(final FessConfig fessConfig, final String host) {
        final String[] hosts =
                split(host, ",").get(stream -> stream.map(String::trim).filter(StringUtil::isNotEmpty).toArray(n -> new String[n]));
        final Builder builder = Settings.builder().putList("http.hosts", hosts).put("processors", fessConfig.availableProcessors())

		ExtKeyUsage:           []x509.ExtKeyUsage{x509.ExtKeyUsageServerAuth},
		BasicConstraintsValid: true,
	}

	hosts := strings.Split(host, ",")
	for _, h := range hosts {
		if ip := net.ParseIP(h); ip != nil {
			template.IPAddresses = append(template.IPAddresses, ip)
		} else {
			template.DNSNames = append(template.DNSNames, h)
		}
	}

	}

	hostMap := make(map[string]struct{})
	for _, host := range values[peerRESTHost] {
		hostMap[host] = struct{}{}
	}

	info := collectLocalMetrics(types, collectMetricsOpts{
		disks: diskMap,
		hosts: hostMap,
		jobID: values.Get(peerRESTJobID),
		depID: values.Get(peerRESTDepID),
	})
	return madminRealtimeMetrics.NewJSONWith(&info), nil
}

// GetSysConfigHandler - returns system config information.