public Socks5ClientDataArgs(Socks5Client client, byte[] buff, int count, int offset)
{
cli = client;
Buffer = buff;
Count = count;
Offset = offset;
}
private Socks5Client EstablishConnection(Iq stanza, string sid, IEnumerable <Streamhost> hosts)
{
bool flag = false;
foreach (Streamhost streamhost in hosts)
{
try
{
Socks5Client client = new Socks5Client(streamhost.Host, streamhost.Port, null, null);
flag = true;
string domain = this.Sha1(sid + stanza.From + stanza.To);
if (client.Request(SocksCommand.Connect, domain, 0).Status != ReplyStatus.Succeeded)
{
throw new Socks5Exception("SOCKS5 Connect request failed.");
}
base.im.IqResult(stanza, Xml.Element("query", "http://jabber.org/protocol/bytestreams").Attr("sid", sid).Child(Xml.Element("streamhost-used", null).Attr("jid", streamhost.Jid.ToString())));
return(client);
}
catch
{
if (flag)
{
break;
}
}
}
base.im.IqError(stanza, ErrorType.Cancel, ErrorCondition.ItemNotFound, null, new XmlElement[0]);
throw new XmppException("Couldn't connect to streamhost.");
}
public Socks5ClientDataArgs(Socks5Client client, byte[] buff, int count, int offset)
{
cli = client;
Buffer = buff;
Count = count;
Offset = offset;
}
public async void TestConnectByIPv4Async()
{
var socks = new Socks5Client(Socks5ProxyList[1], Socks5ProxyPorts[1]);
var host = "74.125.197.99"; // ResolveIPv4 ("www.google.com");
Socket socket = null;
if (host == null)
{
return;
}
try {
socket = await socks.ConnectAsync(host, 80, 10 * 1000);
socket.Disconnect(false);
} catch (TimeoutException) {
} catch (Exception ex) {
Assert.Fail(ex.Message);
} finally {
if (socket != null)
{
socket.Dispose();
}
}
}
public void Socks5_Test_03_ConnectStream()
{
this.ConnectClients();
ManualResetEvent Error = new ManualResetEvent(false);
ManualResetEvent Done = new ManualResetEvent(false);
Socks5Client Client = new Socks5Client("waher.se", 1080, "socks5.waher.se",
new TextWriterSniffer(Console.Out, BinaryPresentationMethod.Hexadecimal));
Client.OnStateChange += (sender, e) =>
{
switch (Client.State)
{
case Socks5State.Authenticated:
Client.CONNECT("Stream0001", this.client1.FullJID, this.client2.FullJID);
break;
case Socks5State.Connected:
Done.Set();
break;
case Socks5State.Error:
case Socks5State.Offline:
Error.Set();
break;
}
};
Assert.AreEqual(0, WaitHandle.WaitAny(new WaitHandle[] { Done, Error }, 10000), "Unable to connect.");
}
static void Main(string[] args)
{
Socks5Server x = new Socks5Server(IPAddress.Any, 10084);
x.Start();
PluginLoader.ChangePluginStatus(false, typeof(DataHandlerExample));
//enable plugin.
foreach (object pl in PluginLoader.GetPlugins)
{
//if (pl.GetType() == typeof(LoginHandlerExample))
//{
// //enable it.
// PluginLoader.ChangePluginStatus(true, pl.GetType());
// Console.WriteLine("Enabled {0}.", pl.GetType().ToString());
//}
}
//Start showing network stats.
Socks5Client p = new Socks5Client("localhost", 10084, "127.0.0.1", 10084, "yolo", "swag");
p.OnConnected += p_OnConnected;
p.ConnectAsync();
//while (true)
//{
// // Console.Clear();
// Console.Write("Total Clients: \t{0}\nTotal Recvd: \t{1:0.00##}MB\nTotal Sent: \t{2:0.00##}MB\n", x.Stats.TotalClients, ((x.Stats.NetworkReceived / 1024f) / 1024f), ((x.Stats.NetworkSent / 1024f) / 1024f));
// Console.Write("Receiving/sec: \t{0}\nSending/sec: \t{1}", x.Stats.BytesReceivedPerSec, x.Stats.BytesSentPerSec);
// Thread.Sleep(1000);
//}
}
public async void TestConnectWithBadCredentialsAsync()
{
using (var proxy = new Socks5ProxyListener()) {
proxy.Start(IPAddress.Loopback, 0);
var credentials = new NetworkCredential("username", "bad");
var socks = new Socks5Client(proxy.IPAddress.ToString(), proxy.Port, credentials);
Socket socket = null;
try {
socket = await socks.ConnectAsync("www.google.com", 80, ConnectTimeout);
socket.Disconnect(false);
Assert.Fail("Expected AuthenticationException");
} catch (AuthenticationException) {
// this is what we expect to get
Assert.Pass("Got an AuthenticationException just as expected");
} catch (TimeoutException) {
Assert.Inconclusive("Timed out.");
} catch (Exception ex) {
Assert.Fail(ex.Message);
} finally {
if (socket != null)
{
socket.Dispose();
}
}
}
}
public async void TestConnectByIPv6Async()
{
using (var proxy = new Socks5ProxyListener()) {
proxy.Start(IPAddress.Loopback, 0);
var socks = new Socks5Client(proxy.IPAddress.ToString(), proxy.Port);
var host = "2607:f8b0:400e:c03::69"; // ResolveIPv6 ("www.google.com");
Socket socket = null;
if (host == null)
{
return;
}
try {
socket = await socks.ConnectAsync(host, 80, ConnectTimeout);
socket.Disconnect(false);
} catch (ProxyProtocolException ex) {
Assert.IsTrue(ex.Message.StartsWith($"Failed to connect to {host}:80: ", StringComparison.Ordinal), ex.Message);
Assert.Inconclusive(ex.Message);
} catch (TimeoutException) {
Assert.Inconclusive("Timed out.");
} catch (Exception ex) {
Assert.Fail(ex.Message);
} finally {
if (socket != null)
{
socket.Dispose();
}
}
}
}
public async void TestConnectByIPv4Async()
{
using (var proxy = new Socks5ProxyListener()) {
proxy.Start(IPAddress.Loopback, 0);
var socks = new Socks5Client(proxy.IPAddress.ToString(), proxy.Port);
var host = "74.125.197.99"; // ResolveIPv4 ("www.google.com");
Socket socket = null;
if (host == null)
{
return;
}
try {
socket = await socks.ConnectAsync(host, 80, ConnectTimeout);
socket.Disconnect(false);
} catch (TimeoutException) {
Assert.Inconclusive("Timed out.");
} catch (Exception ex) {
Assert.Fail(ex.Message);
} finally {
if (socket != null)
{
socket.Dispose();
}
}
}
}
public void TestArgumentExceptions()
{
var credentials = new NetworkCredential("user", "password");
var socks = new Socks5Client("socks5.proxy.com", 0, credentials);
Assert.Throws <ArgumentNullException> (() => new Socks4Client(null, 1080));
Assert.Throws <ArgumentException> (() => new Socks4Client(string.Empty, 1080));
Assert.Throws <ArgumentOutOfRangeException> (() => new Socks4Client(socks.ProxyHost, -1));
Assert.Throws <ArgumentNullException> (() => new Socks4Client(socks.ProxyHost, 1080, null));
Assert.AreEqual(5, socks.SocksVersion);
Assert.AreEqual(1080, socks.ProxyPort);
Assert.AreEqual("socks5.proxy.com", socks.ProxyHost);
Assert.AreEqual(credentials, socks.ProxyCredentials);
Assert.Throws <ArgumentNullException> (() => socks.Connect(null, 80));
Assert.Throws <ArgumentNullException> (() => socks.Connect(null, 80, ConnectTimeout));
Assert.Throws <ArgumentNullException> (async() => await socks.ConnectAsync(null, 80));
Assert.Throws <ArgumentNullException> (async() => await socks.ConnectAsync(null, 80, ConnectTimeout));
Assert.Throws <ArgumentException> (() => socks.Connect(string.Empty, 80));
Assert.Throws <ArgumentException> (() => socks.Connect(string.Empty, 80, 100000));
Assert.Throws <ArgumentException> (async() => await socks.ConnectAsync(string.Empty, 80));
Assert.Throws <ArgumentException> (async() => await socks.ConnectAsync(string.Empty, 80, ConnectTimeout));
Assert.Throws <ArgumentOutOfRangeException> (() => socks.Connect("www.google.com", 0));
Assert.Throws <ArgumentOutOfRangeException> (() => socks.Connect("www.google.com", 0, ConnectTimeout));
Assert.Throws <ArgumentOutOfRangeException> (async() => await socks.ConnectAsync("www.google.com", 0));
Assert.Throws <ArgumentOutOfRangeException> (async() => await socks.ConnectAsync("www.google.com", 0, ConnectTimeout));
Assert.Throws <ArgumentOutOfRangeException> (() => socks.Connect("www.google.com", 80, -ConnectTimeout));
Assert.Throws <ArgumentOutOfRangeException> (async() => await socks.ConnectAsync("www.google.com", 80, -ConnectTimeout));
}
/// <summary>
/// Performs a mediated transfer, meaning we send the data over a proxy server.
/// </summary>
/// <param name="session">The SI session whose data to transfer.</param>
/// <param name="proxies"></param>
/// <exception cref="Socks5Exception">The SOCKS5 connection to the designated
/// proxy server could not be established.</exception>
/// <exception cref="XmppErrorException">The server returned an XMPP error code.
/// Use the Error property of the XmppErrorException to obtain the specific
/// error condition.</exception>
/// <exception cref="XmppException">The server returned invalid data or another
/// unspecified XMPP error occurred.</exception>
void MediatedTransfer(SISession session, IEnumerable <Streamhost> proxies)
{
var proxy = NegotiateProxy(session, proxies);
// Connect to the designated proxy.
using (var client = new Socks5Client(proxy.Host, proxy.Port)) {
// Send the SOCKS5 Connect command.
string hostname = Sha1(session.Sid + session.From + session.To);
SocksReply reply = client.Request(SocksCommand.Connect, hostname, 0);
if (reply.Status != ReplyStatus.Succeeded)
{
throw new Socks5Exception("SOCKS5 Connect request failed.");
}
// Activate the bytetream.
var xml = Xml.Element("query", "http://jabber.org/protocol/bytestreams")
.Attr("sid", session.Sid).Child(
Xml.Element("activate").Text(session.To.ToString()));
Iq iq = im.IqRequest(IqType.Set, proxy.Jid, im.Jid, xml);
if (iq.Type == IqType.Error)
{
throw Util.ExceptionFromError(iq, "Could not activate the bytestream.");
}
// Finally, go ahead and send the data to the proxy.
SendData(session, client.GetStream());
}
}
private void SocketAccept(Socket socket, EndPoint proxy, EndPoint dest)
{
var dataSocket = socket.Accept();
logger.Info($"socket accepted:{dataSocket.RemoteEndPoint as IPEndPoint}<->{dataSocket.LocalEndPoint as IPEndPoint}");
Socks5Client client = new Socks5Client(proxy, dest, new Socks5ClientOptions()
{
KeepAlive = true
});
if (!client.ConnectWithEp())
{
throw new Exception("socks cannot connect");
}
TransferAdapter adapter = new TransferAdapter(dataSocket, client, logger);
adapter.SocksClientConnected = true;
adapter.OnCloseHandler += (sender, args) =>
{
adapter.Stop();
adapters.Remove(args.Adapter);
logger.Info("remove adapter");
};
logger.Info($" adapter starting {adapter.GetHashCode()}");;
if (!adapter.Start())
{
logger.Info("adapter start fail!");
}
;
Task.Run(() => SocketAccept(socket, proxy, dest)).ContinueWith(SocketAcceptContinueWith);
}
public async void TestConnectByIPv6Async()
{
var socks = new Socks5Client(Socks5ProxyList[2], Socks5ProxyPorts[2]);
var host = "2607:f8b0:400e:c03::69"; // ResolveIPv6 ("www.google.com");
Socket socket = null;
if (host == null)
{
return;
}
try {
socket = await socks.ConnectAsync(host, 80, 10 * 1000);
socket.Disconnect(false);
} catch (ProxyProtocolException) {
// This is the expected outcome since this Socks5 server does not support IPv6 address types
} catch (TimeoutException) {
} catch (Exception ex) {
Assert.Fail(ex.Message);
} finally {
if (socket != null)
{
socket.Dispose();
}
}
}
public void Socks5_Test_02_ConnectSOCKS5()
{
ManualResetEvent Error = new ManualResetEvent(false);
ManualResetEvent Done = new ManualResetEvent(false);
Socks5Client Client = new Socks5Client("proxy.kode.im", 5000, "proxy.kode.im",
//Socks5Client Client = new Socks5Client("89.163.130.28", 7777, "proxy.draugr.de",
new TextWriterSniffer(Console.Out, BinaryPresentationMethod.Hexadecimal));
Client.OnStateChange += (sender, e) =>
{
switch (Client.State)
{
case Socks5State.Authenticated:
Done.Set();
break;
case Socks5State.Error:
case Socks5State.Offline:
Error.Set();
break;
}
};
Assert.AreEqual(0, WaitHandle.WaitAny(new WaitHandle[] { Done, Error }, 10000), "Unable to connect.");
}
public void Should_take_data_from_test_server_via_proxy5_dns()
{
using (var socks = new Socks5Client())
{
socks.Connect(ProxyServerName, ProxyServerPort, "httpbin.org", 80, true);
TestConnction(socks);
}
}
public TransferAdapter(Socket s, Socks5Client client, BaseLogger logger)
{
this.logger = logger;
this.opendSocks5Client = client;
this.opendSocket = s;
tmpArgs.Add(opendSocket);
tmpArgs.Add(opendSocks5Client);
}
public void TestGetAddressType()
{
const string host = "www.google.com";
const string ipv6 = "2607:f8b0:400e:c03::69";
const string ipv4 = "74.125.197.99";
IPAddress ip;
Assert.AreEqual(Socks5Client.Socks5AddressType.Domain, Socks5Client.GetAddressType(host, out ip));
Assert.AreEqual(Socks5Client.Socks5AddressType.IPv4, Socks5Client.GetAddressType(ipv4, out ip));
Assert.AreEqual(Socks5Client.Socks5AddressType.IPv6, Socks5Client.GetAddressType(ipv6, out ip));
}
public void Should_take_data_from_test_server_via_proxy5_on_river_socks_server()
{
using (var server = new SocksProxyServer(4548))
{
using (var socks = new Socks5Client())
{
socks.Connect("localhost", 4548, "httpbin.org", 80, true);
TestConnction(socks);
}
}
}
public void TestGetFailureReason()
{
for (byte i = 1; i < 10; i++)
{
var reason = Socks5Client.GetFailureReason(i);
if (i > 8)
{
Assert.IsTrue(reason.StartsWith("Unknown error", StringComparison.Ordinal));
}
}
}
public Client(string address = "127.0.0.1", int socksPort = 9050)
{
Util.AssertPortOpen(address, socksPort);
try
{
_socksEndPoint = new IPEndPoint(IPAddress.Parse(address), socksPort);
_socks5Client = new Socks5Client();
}
catch (Exception ex)
{
throw new TorException("SocksPort client initialization failed.", ex);
}
}
private static async Task HttpSocksExampleAsync()
{
var socksEndpoint = new IPEndPoint(IPAddress.Parse("127.0.0.1"), SocksPort);
var socks5Client = new Socks5Client();
var socket = socks5Client.ConnectToServer(socksEndpoint);
socket = socks5Client.ConnectToDestination(socket, "icanhazip.com", 443);
using (var httpClient = new HttpClient(new NetworkHandler(socket)))
using (var response = await httpClient.GetAsync("https://icanhazip.com/"))
{
Console.WriteLine("{0} {1}", (int)response.StatusCode, response.ReasonPhrase);
Console.WriteLine((await response.Content.ReadAsStringAsync()).Trim());
}
}
/// <summary>
/// Establishes a SOCKS5 connection with one of the streamhosts in the
/// specified collection of streamhosts.
/// </summary>
/// <param name="stanza">The original requesting IQ stanza.</param>
/// <param name="sid">The session-id associated with this request.</param>
/// <param name="hosts">An enumerable collection of Streamhost
/// instances.</param>
/// <returns>An initialized instance of the Socks5Client class
/// representing the established SOCKS5 connection.</returns>
/// <exception cref="Socks5Exception">An error occurred during SOCKS5
/// negotiation.</exception>
/// <exception cref="XmppException">No connection to any of the provided
/// streamhosts could be established.</exception>
private async Task <Socks5Client> EstablishConnection(Iq stanza, string sid, IEnumerable <Streamhost> hosts)
{
// Try to establish a SOCKS5 connection to any of the streamhosts in the
// collection.
bool connected = false;
foreach (var host in hosts)
{
try
{
var client = await Socks5Client.Create(host.Host, host.Port);
connected = true;
// Send the SOCKS5 Connect command.
string hostname = Sha1(sid + stanza.From + stanza.To);
SocksReply reply = await client.Request(SocksCommand.Connect, hostname, 0);
if (reply.Status != ReplyStatus.Succeeded)
{
throw new Socks5Exception("SOCKS5 Connect request failed.");
}
// Send acknowledging IQ-result.
await im.IqResult(stanza,
Xml.Element("query", "http://jabber.org/protocol/bytestreams")
.Attr("sid", sid).Child(Xml.Element("streamhost-used")
.Attr("jid", host.Jid.ToString()))
);
return(client);
}
catch
{
// Fall through and try the next streamhost.
if (connected)
{
break;
}
}
}
// Still here means we couldn't connect to any of the streamhosts or
// an error occurred during SOCKS5 negotiation.
await im.IqError(stanza, ErrorType.Cancel, ErrorCondition.ItemNotFound);
// Error out.
throw new XmppException("Couldn't connect to streamhost.");
}
public override socks5.TCP.Client OnConnectOverride(socks5.Socks.SocksRequest sr)
{
//use a socks5client to connect to it and passthru the data.
//port 9050 is where torsocks is running (linux & windows)
Socks5Client s = new Socks5Client(NKLISocksClient.Program.RemoteAddress_Socks, NKLISocksClient.Program.RemotePort_Socks, sr.Address, sr.Port, "un", "pw");
if (s.Connect())
{
//connect synchronously to block the thread.
return(s.Client);
}
else
{
Console.WriteLine("Failed!");
return(null);
}
}
public void TestConnectAnonymous()
{
var socks = new Socks5Client("98.174.90.36", 1080); // this is a socks 4 & 5 proxy server
Socket socket = null;
try {
socket = socks.Connect("www.google.com", 80, 10 * 1000);
socket.Disconnect(false);
} catch (Exception ex) {
Assert.Fail(ex.Message);
} finally {
if (socket != null)
{
socket.Dispose();
}
}
}
public void TestConnectAnonymous()
{
var socks = new Socks5Client(Socks5ProxyList[0], Socks5ProxyPorts[0]);
Socket socket = null;
try {
socket = socks.Connect("www.google.com", 80, 10 * 1000);
socket.Disconnect(false);
} catch (TimeoutException) {
} catch (Exception ex) {
Assert.Fail(ex.Message);
} finally {
if (socket != null)
{
socket.Dispose();
}
}
}
public async Task TestConnectAnonymousAsync()
{
using (var proxy = new Socks5ProxyListener()) {
proxy.Start(IPAddress.Loopback, 0);
var socks = new Socks5Client(proxy.IPAddress.ToString(), proxy.Port);
Stream stream = null;
try {
stream = await socks.ConnectAsync("www.google.com", 80, ConnectTimeout);
} catch (TimeoutException) {
Assert.Inconclusive("Timed out.");
} catch (Exception ex) {
Assert.Fail(ex.Message);
} finally {
stream?.Dispose();
}
}
}
public async Task TestTimeoutException()
{
using (var proxy = new Socks5ProxyListener()) {
proxy.Start(IPAddress.Loopback, 0);
var socks = new Socks5Client(proxy.IPAddress.ToString(), proxy.Port);
Stream stream = null;
try {
stream = await socks.ConnectAsync("example.com", 25, 1000);
} catch (TimeoutException) {
Assert.Pass();
} catch (Exception ex) {
Assert.Fail(ex.Message);
} finally {
stream?.Dispose();
}
}
}
static void Main(string[] args)
{
Socks5Server x = new Socks5Server(IPAddress.Any, 1080);
PluginLoader.ChangePluginStatus(false, typeof(Auth));
x.Start();
Socks5Client m = new Socks5Client("localhost", 1080, "portquiz.net", 65532);
m.OnConnected += M_OnConnected;
m.OnDataReceived += M_OnDataReceived;
m.ConnectAsync();
while (true)
{
//Console.Clear();
//Console.Write("Total Clients: \t{0}\nTotal Recvd: \t{1:0.00##}MB\nTotal Sent: \t{2:0.00##}MB\n", x.Stats.TotalClients, ((x.Stats.NetworkReceived / 1024f) / 1024f), ((x.Stats.NetworkSent / 1024f) / 1024f));
//Console.Write("Receiving/sec: \t{0}\nSending/sec: \t{1}", x.Stats.SBytesReceivedPerSec, x.Stats.SBytesSentPerSec);
Thread.Sleep(1000);
}
}
private static async Task SocksExampleAsync()
{
var socksEndpoint = new IPEndPoint(IPAddress.Parse("127.0.0.1"), SocksPort);
var socks5Client = new Socks5Client();
var socket = socks5Client.ConnectToServer(socksEndpoint);
socket = socks5Client.ConnectToDestination(socket, "icanhazip.com", 80);
using (var proxiedStream = new NetworkStream(socket))
using (var writer = new StreamWriter(proxiedStream))
using (var reader = new StreamReader(proxiedStream))
{
writer.WriteLine("GET / HTTP/1.1");
writer.WriteLine("Host: icanhazip.com");
writer.WriteLine();
writer.Flush();
Console.WriteLine((await reader.ReadToEndAsync()).Trim());
}
}
private void MediatedTransfer(SISession session, IEnumerable <Streamhost> proxies)
{
Streamhost streamhost = this.NegotiateProxy(session, proxies);
using (Socks5Client client = new Socks5Client(streamhost.Host, streamhost.Port, null, null))
{
string domain = this.Sha1(session.Sid + session.From + session.To);
if (client.Request(SocksCommand.Connect, domain, 0).Status != ReplyStatus.Succeeded)
{
CommonConfig.Logger.WriteInfo("SOCKS5 Connect request failed.");
throw new Socks5Exception("SOCKS5 Connect request failed.");
}
CommonConfig.Logger.WriteInfo("SOCKS5 Connect successed.");
XmlElement data = Xml.Element("query", "http://jabber.org/protocol/bytestreams").Attr("sid", session.Sid).Child(Xml.Element("activate", null).Text(session.To.ToString()));
Iq errorIq = base.im.IqRequest(IqType.Set, streamhost.Jid, base.im.Jid, data, null, -1, "");
if (errorIq.Type == IqType.Error)
{
throw Util.ExceptionFromError(errorIq, "Could not activate the bytestream.");
}
this.SendData(session, client.GetStream());
}
}
public bool Input(Iq stanza)
{
if (stanza.Type != IqType.Set)
{
return(false);
}
XmlElement query = stanza.Data["query"];
if ((query == null) || (query.NamespaceURI != "http://jabber.org/protocol/bytestreams"))
{
return(false);
}
string sid = query.GetAttribute("sid");
if (!this.VerifySession(stanza, sid))
{
base.im.IqError(stanza, ErrorType.Modify, ErrorCondition.NotAcceptable, null, new XmlElement[0]);
return(true);
}
if (query.GetAttribute("mode") == "udp")
{
base.im.IqError(stanza, ErrorType.Modify, ErrorCondition.FeatureNotImplemented, "UDP-mode is not supported.", new XmlElement[0]);
return(true);
}
IEnumerable <Streamhost> hosts = this.ParseStreamhosts(query);
if (hosts.Count <Streamhost>() == 0)
{
base.im.IqError(stanza, ErrorType.Modify, ErrorCondition.BadRequest, "No streamhosts advertised.", new XmlElement[0]);
return(true);
}
Task.Factory.StartNew(delegate {
using (Socks5Client client = this.EstablishConnection(stanza, sid, hosts))
{
this.ReceiveData(stanza, sid, client.GetStream());
}
});
return(true);
}
public Socks5ClientArgs(Socks5Client p, SocksError x)
{
sock = p;
status = x;
}
