public void IPv4TcpLoopbackConsecutiveSendReceiveTest()
{
CancellationTokenSource cancelServer = new CancellationTokenSource();
var serverChannel = new SIPTCPChannel(IPAddress.Loopback, 7064);
serverChannel.DisableLocalTCPSocketsCheck = true;
var serverTask = Task.Run(() => { RunServer(serverChannel, cancelServer); });
for (int i = 1; i < 3; i++)
{
TaskCompletionSource <bool> testComplete = new TaskCompletionSource <bool>();
var clientChannel = new SIPTCPChannel(IPAddress.Any, 7065);
clientChannel.DisableLocalTCPSocketsCheck = true;
SIPURI serverUri = serverChannel.GetContactURI(SIPSchemesEnum.sip, IPAddress.Loopback);
logger.LogDebug($"Server URI {serverUri.ToString()}.");
var clientTask = Task.Run(async() => { await RunClient(clientChannel, serverUri, testComplete); });
Task.WhenAny(new Task[] { clientTask, Task.Delay(TRANSPORT_TEST_TIMEOUT) }).Wait();
if (testComplete.Task.IsCompleted == false)
{
// The client did not set the completed signal. This means the delay task must have completed and hence the test failed.
testComplete.SetResult(false);
}
Assert.True(testComplete.Task.Result);
logger.LogDebug($"Completed for test run {i}.");
}
cancelServer.Cancel();
}
public void IPv4TcpLoopbackSendReceiveTest()
{
CancellationTokenSource cancelServer = new CancellationTokenSource();
TaskCompletionSource <bool> testComplete = new TaskCompletionSource <bool>();
var serverChannel = new SIPTCPChannel(IPAddress.Loopback, 7060);
serverChannel.DisableLocalTCPSocketsCheck = true;
var clientChannel = new SIPTCPChannel(IPAddress.Loopback, 7061);
clientChannel.DisableLocalTCPSocketsCheck = true;
Task.Run(() => { RunServer(serverChannel, cancelServer); });
var clientTask = Task.Run(async() => { await RunClient(clientChannel, serverChannel.GetContactURI(SIPSchemesEnum.sip, IPAddress.Loopback), testComplete); });
Task.WhenAny(new Task[] { clientTask, Task.Delay(TRANSPORT_TEST_TIMEOUT) }).Wait();
if (testComplete.Task.IsCompleted == false)
{
// The client did not set the completed signal. This means the delay task must have completed and hence the test failed.
testComplete.SetResult(false);
}
Assert.True(testComplete.Task.Result);
cancelServer.Cancel();
}
public void IPv4TcpLoopbackConsecutiveSendReceiveTest()
{
logger.LogDebug("--> " + System.Reflection.MethodBase.GetCurrentMethod().Name);
logger.BeginScope(System.Reflection.MethodBase.GetCurrentMethod().Name);
// This test fails on WSL and Linux due to closed TCP sockets going into the TIME_WAIT state.
// See comment in SIPTCPChannel.OnSIPStreamDisconnected for additional info.
if (Environment.OSVersion.Platform != PlatformID.Unix)
{
ManualResetEventSlim serverReadyEvent = new ManualResetEventSlim(false);
CancellationTokenSource cancelServer = new CancellationTokenSource();
var serverChannel = new SIPTCPChannel(IPAddress.Loopback, 0);
serverChannel.DisableLocalTCPSocketsCheck = true;
var serverTask = Task.Run(() => { RunServer(serverChannel, cancelServer, serverReadyEvent); });
for (int i = 1; i < 3; i++)
{
TaskCompletionSource <bool> testComplete = new TaskCompletionSource <bool>();
var clientChannel = new SIPTCPChannel(IPAddress.Loopback, 0);
clientChannel.DisableLocalTCPSocketsCheck = true;
SIPURI serverUri = serverChannel.GetContactURI(SIPSchemesEnum.sip, new SIPEndPoint(SIPProtocolsEnum.tcp, new IPEndPoint(IPAddress.Loopback, 0)));
logger.LogDebug($"Server URI {serverUri.ToString()}.");
var clientTask = Task.Run(async() => { await RunClient(clientChannel, serverUri, testComplete, cancelServer, serverReadyEvent); });
serverReadyEvent.Wait();
if (!Task.WhenAny(new Task[] { clientTask }).Wait(TRANSPORT_TEST_TIMEOUT))
{
logger.LogWarning($"Tasks timed out");
}
if (testComplete.Task.IsCompleted == false)
{
// The client did not set the completed signal. This means the delay task must have completed and hence the test failed.
testComplete.SetResult(false);
}
Assert.True(testComplete.Task.Result);
logger.LogDebug($"Completed for test run {i}.");
Task.Delay(1000).Wait();
}
cancelServer.Cancel();
}
}
public void IPv6TcpLoopbackSendReceiveTest()
{
logger.LogDebug("--> " + System.Reflection.MethodBase.GetCurrentMethod().Name);
logger.BeginScope(System.Reflection.MethodBase.GetCurrentMethod().Name);
if (!Socket.OSSupportsIPv6)
{
logger.LogDebug("Test skipped as OS does not support IPv6.");
}
else
{
ManualResetEventSlim serverReadyEvent = new ManualResetEventSlim(false);
CancellationTokenSource cancelServer = new CancellationTokenSource();
TaskCompletionSource <bool> testComplete = new TaskCompletionSource <bool>(TaskCreationOptions.RunContinuationsAsynchronously);
var serverChannel = new SIPTCPChannel(IPAddress.IPv6Loopback, 0);
serverChannel.DisableLocalTCPSocketsCheck = true;
var clientChannel = new SIPTCPChannel(IPAddress.IPv6Loopback, 0);
clientChannel.DisableLocalTCPSocketsCheck = true;
var serverTask = Task.Run(() => { RunServer(serverChannel, cancelServer, serverReadyEvent); });
var clientTask = Task.Run(async() =>
{
#pragma warning disable RCS1090 // Add call to 'ConfigureAwait' (or vice versa).
await RunClient(
clientChannel,
serverChannel.GetContactURI(SIPSchemesEnum.sip, new SIPEndPoint(SIPProtocolsEnum.tcp, new IPEndPoint(IPAddress.IPv6Loopback, 0))),
testComplete,
cancelServer,
serverReadyEvent);
#pragma warning restore RCS1090 // Add call to 'ConfigureAwait' (or vice versa).
});
serverReadyEvent.Wait();
if (!Task.WhenAny(new Task[] { serverTask, clientTask }).Wait(TRANSPORT_TEST_TIMEOUT))
{
logger.LogWarning($"Tasks timed out");
}
if (testComplete.Task.IsCompleted == false)
{
// The client did not set the completed signal. This means the delay task must have completed and hence the test failed.
testComplete.SetResult(false);
}
Assert.True(testComplete.Task.Result);
cancelServer.Cancel();
}
}
public void IPv4TcpLoopbackSendReceiveTest()
{
logger.LogDebug("--> " + System.Reflection.MethodBase.GetCurrentMethod().Name);
logger.BeginScope(System.Reflection.MethodBase.GetCurrentMethod().Name);
ManualResetEventSlim serverReadyEvent = new ManualResetEventSlim(false);
CancellationTokenSource cancelServer = new CancellationTokenSource();
TaskCompletionSource <bool> testComplete = new TaskCompletionSource <bool>();
var serverChannel = new SIPTCPChannel(IPAddress.Loopback, 0);
serverChannel.DisableLocalTCPSocketsCheck = true;
var clientChannel = new SIPTCPChannel(IPAddress.Loopback, 0);
clientChannel.DisableLocalTCPSocketsCheck = true;
Task.Run(() => { RunServer(serverChannel, cancelServer, serverReadyEvent); });
var clientTask = Task.Run(async() => { await RunClient(
clientChannel,
serverChannel.GetContactURI(SIPSchemesEnum.sip, new SIPEndPoint(SIPProtocolsEnum.tcp, new IPEndPoint(IPAddress.Loopback, 0))),
testComplete,
cancelServer,
serverReadyEvent); });
serverReadyEvent.Wait();
if (!Task.WhenAny(new Task[] { clientTask }).Wait(TRANSPORT_TEST_TIMEOUT))
{
logger.LogWarning($"Tasks timed out");
}
if (testComplete.Task.IsCompleted == false)
{
// The client did not set the completed signal. This means the delay task must have completed and hence the test failed.
testComplete.SetResult(false);
}
Assert.True(testComplete.Task.Result);
cancelServer.Cancel();
}
public void TcpTrickleReceiveTest()
{
TaskCompletionSource <bool> testComplete = new TaskCompletionSource <bool>();
IPEndPoint listenEP = new IPEndPoint(IPAddress.Loopback, 9067);
var transport = new SIPTransport();
var tcpChannel = new SIPTCPChannel(new IPEndPoint(IPAddress.Loopback, 9066));
tcpChannel.DisableLocalTCPSocketsCheck = true;
transport.AddSIPChannel(tcpChannel);
int requestCount = 10;
int recvdReqCount = 0;
Task.Run(() =>
{
try
{
TcpListener listener = new TcpListener(listenEP);
listener.Start();
var tcpClient = listener.AcceptTcpClient();
logger.LogDebug($"Dummy TCP listener accepted client with remote end point {tcpClient.Client.RemoteEndPoint}.");
for (int i = 0; i < requestCount; i++)
{
logger.LogDebug($"Sending request {i}.");
var req = transport.GetRequest(SIPMethodsEnum.OPTIONS, tcpChannel.GetContactURI(SIPSchemesEnum.sip, listenEP.Address));
byte[] reqBytes = Encoding.UTF8.GetBytes(req.ToString());
tcpClient.GetStream().Write(reqBytes, 0, reqBytes.Length);
tcpClient.GetStream().Flush();
Task.Delay(30).Wait();
}
tcpClient.GetStream().Close();
}
catch (Exception excp)
{
logger.LogError($"Exception on dummy TCP listener task. {excp.Message}");
testComplete.SetResult(false);
}
});
transport.SIPTransportRequestReceived += (SIPEndPoint localSIPEndPoint, SIPEndPoint remoteEndPoint, SIPRequest sipRequest) =>
{
logger.LogDebug($"Request received {localSIPEndPoint.ToString()}<-{remoteEndPoint.ToString()}: {sipRequest.StatusLine}");
logger.LogDebug(sipRequest.ToString());
Interlocked.Increment(ref recvdReqCount);
if (recvdReqCount == requestCount)
{
testComplete.SetResult(true);
}
};
transport.SIPTransportResponseReceived += (SIPEndPoint localSIPEndPoint, SIPEndPoint remoteEndPoint, SIPResponse sipResponse) =>
{
logger.LogDebug($"Response received {localSIPEndPoint.ToString()}<-{remoteEndPoint.ToString()}: {sipResponse.ShortDescription}");
logger.LogDebug(sipResponse.ToString());
};
tcpChannel.ConnectClientAsync(listenEP, null, null).Wait();
Task.WhenAny(new Task[] { testComplete.Task, Task.Delay(TRANSPORT_TEST_TIMEOUT) }).Wait();
transport.Shutdown();
// Give the SIP transport time to shutdown. Keeps exception messages out of the logs.
Task.Delay(500).Wait();
Assert.True(testComplete.Task.IsCompleted);
Assert.True(testComplete.Task.Result);
Assert.True(requestCount == recvdReqCount, $"The count of {recvdReqCount} for the requests received did not match what was expected.");
}