public bool ClosePort(UpnpProtocolType protocol, int externalPort, TimeSpan timeout)
{
if (_services == null)
{
throw new UpnpClientException();
}
try
{
var value = ClosePortFromService(_services, "urn:schemas-upnp-org:service:WANIPConnection:1", _location.Host, _location.Port, protocol, externalPort, timeout);
if (value)
{
return(value);
}
}
catch (Exception)
{
}
try
{
var value = ClosePortFromService(_services, "urn:schemas-upnp-org:service:WANPPPConnection:1", _location.Host, _location.Port, protocol, externalPort, timeout);
if (value)
{
return(value);
}
}
catch (Exception)
{
}
return(false);
}
public bool ClosePort(UpnpProtocolType protocol, int externalPort, TimeSpan timeout)
{
if (_services == null) throw new UpnpClientException();
try
{
var value = ClosePortFromService(_services, "urn:schemas-upnp-org:service:WANIPConnection:1", _location.Host, _location.Port, protocol, externalPort, timeout);
if (value) return value;
}
catch (Exception)
{
}
try
{
var value = ClosePortFromService(_services, "urn:schemas-upnp-org:service:WANPPPConnection:1", _location.Host, _location.Port, protocol, externalPort, timeout);
if (value) return value;
}
catch (Exception)
{
}
return false;
}
public bool OpenPort(UpnpProtocolType protocol, int externalPort, int internalPort, string description, TimeSpan timeout)
{
if (_services == null)
{
throw new UpnpClientException();
}
#if Mono
string hostname = Dns.GetHostName();
foreach (var ipAddress in Dns.GetHostAddresses(hostname))
{
if (ipAddress.AddressFamily != AddressFamily.InterNetwork)
{
continue;
}
if (OpenPort(protocol, ipAddress.ToString(), externalPort, internalPort, description, timeout))
{
return(true);
}
}
#else
foreach (var nic in System.Net.NetworkInformation.NetworkInterface.GetAllNetworkInterfaces()
.Where(n => n.OperationalStatus == System.Net.NetworkInformation.OperationalStatus.Up))
{
var machineIp = nic.GetIPProperties().UnicastAddresses
.Select(n => n.Address)
.Where(n => n.AddressFamily == AddressFamily.InterNetwork)
.FirstOrDefault();
if (machineIp == null)
{
continue;
}
var gatewayIp = nic.GetIPProperties().GatewayAddresses
.Select(n => n.Address)
.Where(n => n.AddressFamily == AddressFamily.InterNetwork)
.FirstOrDefault();
if (gatewayIp == null)
{
continue;
}
if (gatewayIp.ToString() == _location.Host && OpenPort(protocol, machineIp.ToString(), externalPort, internalPort, description, timeout))
{
return(true);
}
}
#endif
return(false);
}
public async ValueTask <bool> ClosePort(UpnpProtocolType protocol, int externalPort, CancellationToken token = default)
{
if (_contents == null || _location == null)
{
throw new UpnpClientException(nameof(UpnpClient) + " is not connected");
}
if (await ClosePortFromContents(_contents, "urn:schemas-upnp-org:service:WANIPConnection:1", _location.Host, _location.Port, protocol, externalPort, token))
{
return(true);
}
if (await ClosePortFromContents(_contents, "urn:schemas-upnp-org:service:WANPPPConnection:1", _location.Host, _location.Port, protocol, externalPort, token))
{
return(true);
}
return(false);
}
public async ValueTask <bool> OpenPortAsync(UpnpProtocolType protocol, string machineIp, int externalPort, int internalPort, string description, CancellationToken cancellationToken = default)
{
if (_contents == null || _location == null)
{
throw new UpnpClientException(nameof(UpnpClient) + " is not connected");
}
if (await OpenPortFromContentsAsync(_contents, "urn:schemas-upnp-org:service:WANIPConnection:1", _location.Host, _location.Port, protocol, machineIp, externalPort, internalPort, description, cancellationToken))
{
return(true);
}
if (await OpenPortFromContentsAsync(_contents, "urn:schemas-upnp-org:service:WANPPPConnection:1", _location.Host, _location.Port, protocol, machineIp, externalPort, internalPort, description, cancellationToken))
{
return(true);
}
return(false);
}
public async ValueTask <bool> OpenPort(UpnpProtocolType protocol, int externalPort, int internalPort, string description, CancellationToken token = default)
{
if (_contents == null || _location == null)
{
throw new UpnpClientException(nameof(UpnpClient) + " is not connected");
}
foreach (var ipAddress in await Dns.GetHostAddressesAsync(Dns.GetHostName()))
{
if (ipAddress.AddressFamily != AddressFamily.InterNetwork)
{
continue;
}
if (await this.OpenPort(protocol, ipAddress.ToString(), externalPort, internalPort, description, token))
{
return(true);
}
}
return(false);
}
private static bool OpenPortFromService(string services, string serviceType, string gatewayIp, int gatewayPort, UpnpProtocolType protocol, string machineIp, int externalPort, int internalPort, string description, TimeSpan timeout)
{
if (services == null || !services.Contains(serviceType)) return false;
try
{
services = services.Substring(services.IndexOf(serviceType));
string controlUrl = _controlUrlRegex.Match(services).Groups["url"].Value;
string protocolString = "";
if (protocol == UpnpProtocolType.Tcp)
{
protocolString = "TCP";
}
else if (protocol == UpnpProtocolType.Udp)
{
protocolString = "UDP";
}
string soapBody =
"<s:Envelope xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\" s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\">" +
" <s:Body>" +
" <u:AddPortMapping xmlns:u=\"" + serviceType + "\">" +
" <NewRemoteHost></NewRemoteHost>" +
" <NewExternalPort>" + externalPort + "</NewExternalPort>" +
" <NewProtocol>" + protocolString + "</NewProtocol>" +
" <NewInternalPort>" + internalPort + "</NewInternalPort>" +
" <NewInternalClient>" + machineIp + "</NewInternalClient>" +
" <NewEnabled>1</NewEnabled>" +
" <NewPortMappingDescription>" + description + "</NewPortMappingDescription>" +
" <NewLeaseDuration>0</NewLeaseDuration>" +
" </u:AddPortMapping>" +
" </s:Body>" +
"</s:Envelope>";
byte[] body = Encoding.ASCII.GetBytes(soapBody);
var uri = new Uri(new Uri("http://" + gatewayIp + ":" + gatewayPort.ToString()), controlUrl);
System.Net.WebRequest wr = System.Net.WebRequest.Create(uri);
wr.Method = "POST";
wr.Headers.Add("SOAPAction", "\"" + serviceType + "#AddPortMapping\"");
wr.ContentType = "text/xml;charset=\"utf-8\"";
wr.ContentLength = body.Length;
wr.Timeout = (int)timeout.TotalMilliseconds;
using (System.IO.Stream stream = wr.GetRequestStream())
{
stream.Write(body, 0, body.Length);
}
using (WebResponse wres = wr.GetResponse())
{
if (((HttpWebResponse)wres).StatusCode == HttpStatusCode.OK)
{
return true;
}
}
}
catch (Exception)
{
}
return false;
}
public bool OpenPort(UpnpProtocolType protocol, int externalPort, int internalPort, string description, TimeSpan timeout)
{
if (_services == null) throw new UpnpClientException();
#if Windows
foreach (var nic in System.Net.NetworkInformation.NetworkInterface.GetAllNetworkInterfaces()
.Where(n => n.OperationalStatus == System.Net.NetworkInformation.OperationalStatus.Up))
{
var machineIp = nic.GetIPProperties().UnicastAddresses
.Select(n => n.Address)
.Where(n => n.AddressFamily == AddressFamily.InterNetwork)
.FirstOrDefault();
if (machineIp == null) continue;
var gatewayIp = nic.GetIPProperties().GatewayAddresses
.Select(n => n.Address)
.Where(n => n.AddressFamily == AddressFamily.InterNetwork)
.FirstOrDefault();
if (gatewayIp == null) continue;
if (gatewayIp.ToString() == _location.Host && OpenPort(protocol, machineIp.ToString(), externalPort, internalPort, description, timeout))
{
return true;
}
}
#endif
#if Unix
string hostname = Dns.GetHostName();
foreach (var ipAddress in Dns.GetHostAddresses(hostname))
{
if (ipAddress.AddressFamily != AddressFamily.InterNetwork) continue;
if (OpenPort(protocol, ipAddress.ToString(), externalPort, internalPort, description, timeout))
{
return true;
}
}
#endif
return false;
}
private static async ValueTask <bool> ClosePortFromContents(string services, string serviceType, string gatewayIp, int gatewayPort, UpnpProtocolType protocol, int externalPort, CancellationToken token = default)
{
if (services == null || !services.Contains(serviceType))
{
return(false);
}
try
{
services = services.Substring(services.IndexOf(serviceType));
string controlUrl = _controlUrlRegex.Match(services).Groups["url"].Value.Trim();
string protocolString = "";
if (protocol == UpnpProtocolType.Tcp)
{
protocolString = "TCP";
}
else if (protocol == UpnpProtocolType.Udp)
{
protocolString = "UDP";
}
string soapBody =
"<s:Envelope xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\" s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\">" +
" <s:Body>" +
" <u:DeletePortMapping xmlns:u=\"" + serviceType + "\">" +
" <NewRemoteHost></NewRemoteHost>" +
" <NewExternalPort>" + externalPort + "</NewExternalPort>" +
" <NewProtocol>" + protocolString + "</NewProtocol>" +
" </u:DeletePortMapping>" +
" </s:Body>" +
"</s:Envelope>";
var uri = new Uri(new Uri("http://" + gatewayIp + ":" + gatewayPort.ToString()), controlUrl);
using (var client = new HttpClient())
{
client.DefaultRequestHeaders.Add("SOAPAction", "\"" + serviceType + "#DeletePortMapping\"");
using (var response = await client.PostAsync(uri, new StringContent(soapBody, new UTF8Encoding(false), "text/xml"), token))
{
if (response.StatusCode == HttpStatusCode.OK)
{
return(true);
}
}
}
return(false);
}
catch (Exception e)
{
throw new UpnpClientException("Failed to get external ip address.", e);
}
}
private static bool ClosePortFromService(string services, string serviceType, string gatewayIp, int gatewayPort, UpnpProtocolType protocol, int externalPort, TimeSpan timeout)
{
if (services == null || !services.Contains(serviceType))
{
return(false);
}
try
{
services = services.Substring(services.IndexOf(serviceType));
string controlUrl = _controlUrlRegex.Match(services).Groups["url"].Value;
string protocolString = "";
if (protocol == UpnpProtocolType.Tcp)
{
protocolString = "TCP";
}
else if (protocol == UpnpProtocolType.Udp)
{
protocolString = "UDP";
}
string soapBody =
"<s:Envelope xmlns:s=\"http://schemas.xmlsoap.org/soap/envelope/\" s:encodingStyle=\"http://schemas.xmlsoap.org/soap/encoding/\">" +
" <s:Body>" +
" <u:DeletePortMapping xmlns:u=\"" + serviceType + "\">" +
" <NewRemoteHost></NewRemoteHost>" +
" <NewExternalPort>" + externalPort + "</NewExternalPort>" +
" <NewProtocol>" + protocolString + "</NewProtocol>" +
" </u:DeletePortMapping>" +
" </s:Body>" +
"</s:Envelope>";
byte[] body = System.Text.UTF8Encoding.ASCII.GetBytes(soapBody);
Uri uri = new Uri(controlUrl, UriKind.RelativeOrAbsolute);
if (!uri.IsAbsoluteUri)
{
Uri baseUri = new Uri("http://" + gatewayIp + ":" + gatewayPort.ToString());
uri = new Uri(baseUri, uri);
}
System.Net.WebRequest wr = System.Net.WebRequest.Create(uri);
wr.Method = "POST";
wr.Headers.Add("SOAPAction", "\"" + serviceType + "#DeletePortMapping\"");
wr.ContentType = "text/xml;charset=\"utf-8\"";
wr.ContentLength = body.Length;
wr.Timeout = (int)timeout.TotalMilliseconds;
using (System.IO.Stream stream = wr.GetRequestStream())
{
stream.Write(body, 0, body.Length);
}
using (WebResponse wres = wr.GetResponse())
{
if (((HttpWebResponse)wres).StatusCode == HttpStatusCode.OK)
{
return(true);
}
}
}
catch (Exception)
{
}
return(false);
}
