protected override void OnTestClientUaReceive(SipContext sipContext)
{
if (sipContext.Request.RequestLine.Method == SipMethods.Invite)
{
_waitingforInviteReceived.Set();
}
}
protected override void OnTestClientUaReceive(SipContext sipContext)
{
if (sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x180_Ringing)
{
if (_receivedRingingResponse == null) _receivedRingingResponse = sipContext.Response;
}
}
private SipContext CreateSipContext(SipMessage message, Datagram datagram)
{
var request = message as SipRequest;
var response = message as SipResponse;
if (request != null)
{
_logger.Debug("Request Received '" + request.RequestLine.Method + " " + request.RequestLine.Uri.FormatToString() + "' from " +
datagram.RemoteEndPoint);
}
else
{
_logger.Debug("Response Received '" + response.StatusLine.StatusCode + " " + response.StatusLine.ReasonPhrase + "' from " +
datagram.RemoteEndPoint);
}
var c = new SipContext();
_logger.Trace("Parse on parser context completed.");
c.Request = request;
c.Response = response;
c.RemoteEndPoint = datagram.RemoteEndPoint;
c.LocalEndPoint = datagram.LocalEndPoint;
return(c);
}
protected override void GivenOverride()
{
/*fire ringing response to forec the dialog to go into early state*/
var c = new SipContext();
_response = CreateRingingResponse();
c.Response = _response;
_contextSource.FireNewContextReceivedEvent(c);
}
protected override void When()
{
/*create ringing response*/
var c = new SipContext();
_response = CreateRingingResponse();
c.Response = _response;
_contextSource.FireNewContextReceivedEvent(c);
}
protected SipResponseEvent CreateFinalResponseEvent()
{
var statusLine = new SipStatusLineBuilder().WithStatusCode(200).WithReason("OK").Build();
var r = new SipResponseBuilder().WithStatusLine(statusLine).Build();
var c = new SipContext();
c.Response = r;
return new SipResponseEvent(c);
}
protected override void OnTestClientUaReceive(SipContext sipContext)
{
_counter++;
if( _counter == 2) _wait.Set();
/*continue test execution*/
//_wait.Set(); move to statechanged, as this is the last event in code.
}
protected override void When()
{
/*fire ok response*/
var c = new SipContext();
_response = CreateOkResponse();
_response.To.Tag = "different";
c.Response = _response;
_contextSource.FireNewContextReceivedEvent(c);
}
private void OnNewContextReceived(SipContext context)
{
if (context.Request != null)
{
OnIncomingRequestContext(context);
}
else
{
OnIncomingResponseContext(context);
}
}
protected override void OnTestClientUaReceive(SipContext sipContext)
{
if (sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x180_Ringing)
{
_receivedRingingResponse = sipContext.Response;
}
if (sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x200_Ok)
{
_waitingforOkReceived.Set();
}
}
protected override void OnTestClientUaReceive(SipContext sipContext)
{
if (sipContext.Request.RequestLine.Method == SipMethods.Invite)
{
_receivedInvite = sipContext.Request;
_waitingforInviteReceived.Set();
}
else if (sipContext.Request.RequestLine.Method == SipMethods.Ack)
{
_receivedAck = sipContext.Request;
_waitingForAckReceived.Set();
}
}
private SipContext CreateSipContext(SipMessage message, Datagram datagram)
{
var request = message as SipRequest;
var response = message as SipResponse;
var c = new SipContext();
c.Request = request;
c.Response = response;
c.RemoteEndPoint = datagram.RemoteEndPoint;
c.LocalEndPoint = datagram.LocalEndPoint;
return c;
}
protected override void OnTestClientUaReceive(SipContext sipContext)
{
if (sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x180_Ringing)
{
lock (_lock)
{
_ringingReceivedCounter++;
if (_ringingReceivedCounter > (_longtimeSpan / _periodicity))
{
_wait.Set();
}
}
}
}
public SipContext CreateContext(Datagram datagram)
{
Check.Require(datagram, "datagram");
_logger.Trace("Calling CreateContext...");
var parserContext = new SipParserContext(_messageFactory, _headerFactory);
SipContext context = null;
parserContext.ParseCompleted += (s, e) => context = ParserContext_ParseCompleted(e, datagram);
_logger.Trace("Calling Parse on parser context...");
parserContext.Parse(datagram.DataBytes);
return(context);
}
protected override void OnTestClientUaReceive(SipContext sipContext)
{
if (sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x180_Ringing)
{
_receivedRingingResponse = sipContext.Response;
}
if (sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x200_Ok)
{
_waitingforOkReceived.Set();
}
if (sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x200_Ok &&
sipContext.Response.CSeq.Command == SipMethods.Bye)
{
_receivedOkByeResponse = sipContext.Response;
_waitForByeReceived.Set();
}
}
protected override void OnTestClientUaReceive(SipContext sipContext)
{
if (sipContext.Response != null && sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x180_Ringing)
{
_receivedRingingResponse = sipContext.Response;
}
if (sipContext.Response != null && sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x200_Ok)
{
_waitingforOkReceived.Set();
}
if (sipContext.Request != null && sipContext.Request.RequestLine.Method == SipMethods.Bye)
{
_receivedBye = sipContext.Request;
_waitForByeReceived.Set();
}
}
SipContext ParserContext_ParseCompleted(ParseCompletedEventArgs e, Datagram datagram)
{
var c = new SipContext();
_logger.Trace("Parse on parser context completed.");
c.Request = e.Message as SipRequest;
c.Response = e.Message as SipResponse;
c.RemoteEndPoint = datagram.RemoteEndPoint;
c.LocalEndPoint = datagram.LocalEndPoint;
if (c.Request != null)
_logger.Debug("Request Received '" + c.Request.RequestLine.Method + " " + c.Request.RequestLine.Uri.FormatToString() + "' from " +
datagram.RemoteEndPoint);
if (c.Response != null)
_logger.Debug("Response Received '" + c.Response.StatusLine.StatusCode + " " + c.Response.StatusLine.ReasonPhrase + "' from " +
datagram.RemoteEndPoint);
return c;
}
/// <summary>
/// Only use this if NAT traversal is to be supported. Sets the Received + Rport parameters
/// </summary>
/// <param name="context"></param>
internal static void SupportFirewalTraversal(SipContext context)
{
Check.Require(context, "context");
Check.Require(context.Request, "context.Request");
Check.Require(context, "context");
var request = context.Request;
var topMostVia = request.Vias.GetTopMost();
//Support NAT firewal
if (!topMostVia.SentBy.Address.Equals(context.RemoteEndPoint.Address))
{
topMostVia.Received = context.RemoteEndPoint.Address;
}
//Support PAT firewall. Rfc3581 is not supported. TODO: remove.
if (topMostVia.UseRport)
{
topMostVia.Rport = context.RemoteEndPoint.Port;
}
}
protected override void OnTestClientUaReceive(SipContext sipContext)
{
if (sipContext.Response != null)
{
if (sipContext.Response.CSeq.Command == SipMethods.Invite)
{
if (sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x180_Ringing)
{
if (_receivedRingingResponse == null) _receivedRingingResponse = sipContext.Response;
}
else if (sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x487_Request_Terminated)
{
/**/
waitHandles[0].Set();
}
}
else if (sipContext.Response.CSeq.Command == SipMethods.Cancel && sipContext.Response.StatusLine.ResponseCode == SipResponseCodes.x200_Ok)
{
/*receive ok to cancel*/
waitHandles[1].Set();
}
}
}
SipContext ParserContext_ParseCompleted(ParseCompletedEventArgs e, Datagram datagram)
{
var c = new SipContext();
_logger.Trace("Parse on parser context completed.");
c.Request = e.Message as SipRequest;
c.Response = e.Message as SipResponse;
c.RemoteEndPoint = datagram.RemoteEndPoint;
c.LocalEndPoint = datagram.LocalEndPoint;
if (c.Request != null)
{
_logger.Debug("Request Received '" + c.Request.RequestLine.Method + " " + c.Request.RequestLine.Uri.FormatToString() + "' from " +
datagram.RemoteEndPoint);
}
if (c.Response != null)
{
_logger.Debug("Response Received '" + c.Response.StatusLine.StatusCode + " " + c.Response.StatusLine.ReasonPhrase + "' from " +
datagram.RemoteEndPoint);
}
return(c);
}
public void ProcessResponse(SipResponse sipResponse, SipContext context)
{
lock (_locker) Responses.Add(sipResponse);
_onRecievedResponse(sipResponse, context);
}
/// <summary>
/// Only use this if NAT traversal is to be supported. Sets the Received + Rport parameters
/// </summary>
/// <param name="context"></param>
internal static void SupportFirewalTraversal(SipContext context)
{
Check.Require(context, "context");
Check.Require(context.Request, "context.Request");
Check.Require(context, "context");
var request = context.Request;
var topMostVia = request.Vias.GetTopMost();
//Support NAT firewal
if (!topMostVia.SentBy.Address.Equals(context.RemoteEndPoint.Address))
{
topMostVia.Received = context.RemoteEndPoint.Address;
}
//Support PAT firewall. Rfc3581 is not supported. TODO: remove.
if (topMostVia.UseRport)
{
topMostVia.Rport = context.RemoteEndPoint.Port;
}
}
/// <summary>
/// determines the send to
/// </summary>
/// <remarks>in case via header is missing returns the socket remote endpoint</remarks>
private static IPEndPoint DetermineSendTo(SipContext context)
{
var response = context.Response;
return DetermineSendTo(response);
}
private void OnIncomingRequestContext(SipContext context)
{
if (_requestReceivedObserver != null)
{
_requestReceivedObserver.OnNext(context.Request);
}
if (_logger.IsDebugEnabled)
{
_logger.Debug("Validating the request...");
}
var result = new SipValidator().ValidateMessage(context.Request);
if (!result.IsValid)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("The received request is not valid. Throwing a sip exception.");
}
ThrowSipException(result);
}
if (_logger.IsDebugEnabled)
{
_logger.Debug("Request valid.");
}
/*firewall traversal not supported. SupportFirewalTraversal(context);*/
var requestEvent = new SipRequestEvent(context);
ISipRequestProcessor sipRequestProcessor = _sipListener;
//8.2.2.2: merged requests, not implemented
SipAbstractServerTransaction stx;
if (_logger.IsDebugEnabled)
{
_logger.Debug("Searching the table for a matching tx..");
}
if (_stxTable.TryGetValue(GetServerTransactionId(context.Request), out stx))
{
if (_logger.IsTraceEnabled)
{
_logger.Trace("Found a matching tx. Setting it as the requestprocessor.");
}
sipRequestProcessor = stx;
//if (IsDialogInitiatingRequest(stx.Request))
//{
//if (_logger.IsDebugEnabled) _logger.Debug("The received request is an 'INVITE' request. Try setting the dialog on tx...");
//set the dialog, so it can initiate
SipAbstractDialog found;
if (TryGetDialogOnTx(context.Request, out found))
{
requestEvent.Dialog = found;
}
//}
}
else
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Could not find a matching tx..");
}
if (_logger.IsDebugEnabled)
{
_logger.Debug("Searching the table for a matching dialog...");
}
SipAbstractDialog dialog;
if (_dialogTable.TryGetValue(GetDialogId(context.Request, true), out dialog))
{
if (_logger.IsTraceEnabled)
{
_logger.Trace("Found a matching dialog. Setting it as the requestprocessor.");
}
sipRequestProcessor = dialog;
requestEvent.Dialog = dialog;
}
else
{
if (_logger.IsTraceEnabled)
{
_logger.Trace("Could not find a matching dialog. Using the SipProvider's SipListener as the requestprocessor.");
}
}
}
try
{
sipRequestProcessor.ProcessRequest(requestEvent);
if (requestEvent.IsSent)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Processed '{0}' request. The response has already been sent. Skipping automatic response sending.", requestEvent.Request.RequestLine.Method);
}
return;
}
if (!ShouldHaveResponse(requestEvent.Request))
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Processed '{0}' request. The request does not require a response. Skipping automatic response sending.", requestEvent.Request.RequestLine.Method);
}
return;
}
if (requestEvent.Response == null)
{
throw new SipCoreException("Response to send can not be null. The ProcessRequest method is supposed to create a response message that is to be sent.");
}
if (!requestEvent.IsSent)
{
var response = requestEvent.Response;
var remoteEndPoint = SipProvider.DetermineSendTo(response);
_contextSource.SendTo(SipFormatter.FormatMessage(response), remoteEndPoint);
if (_responseSentObserver != null)
{
_responseSentObserver.OnNext(response);
}
}
}
catch (SipCoreException coreException)
{
throw coreException;
}
catch (SipException sipException)
{
if (ShouldHaveResponse(requestEvent.Request))
{
SendErrorResponse(sipException, requestEvent);
}
}
catch (Exception err)
{
_logger.ErrorException("Request failed.", err);
try
{
if (ShouldHaveResponse(requestEvent.Request))
{
SendErrorResponse(err, requestEvent);
}
}
catch (Exception errr)
{
_logger.Debug("Failed to send the response.", errr);
}
}
}
private void OnIncomingResponseContext(SipContext context)
{
if (_responseReceivedObserver != null)
{
_responseReceivedObserver.OnNext(context.Response);
}
ISipResponseProcessor sipResponseProcessor = _sipListener;
var responseEvent = new SipResponseEvent(context);
//get dialog. if dialog found, the listener for the tx is the dialog.
SipAbstractClientTransaction ctx;
if (_logger.IsDebugEnabled)
{
_logger.Debug("Searching the table for a matching tx..");
}
if (_ctxTable.TryGetValue(GetClientTransactionId(responseEvent.Response), out ctx))
{
if (_logger.IsTraceEnabled)
{
_logger.Trace("Found a matching tx. Setting it as the responseProcessor.");
}
sipResponseProcessor = ctx;
SipAbstractDialog found;
if (ctx.GetDialog() == null)
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Searching the table for a matching dialog...");
}
if (_dialogTable.TryGetValue(GetDialogId(responseEvent.Response, false), out found))
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Found a matching dialog.");
}
ctx.SetDialog(found);
}
else
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("A matching dialog could not be found.");
}
}
}
}
else
{
if (_logger.IsDebugEnabled)
{
_logger.Debug("Could not find a matching tx..");
}
if (_logger.IsDebugEnabled)
{
_logger.Debug("Searching the table for a matching dialog...");
}
/*try dialog as processor*/
SipAbstractDialog dialog;
if (_dialogTable.TryGetValue(GetDialogId(responseEvent.Response, false), out dialog))
{
if (_logger.IsTraceEnabled)
{
_logger.Trace("Found a matching dialog. Setting it as the responseProcessor.");
}
sipResponseProcessor = dialog;
}
else
{
if (_logger.IsTraceEnabled)
{
_logger.Trace("Could not find a matching dialog. Using the SipProvider's SipListener as the responseProcessor.");
}
}
}
try
{
sipResponseProcessor.ProcessResponse(responseEvent);
}
catch (Exception err)
{
_logger.ErrorException("Response failed.", err);
throw;
}
}
private void OnNewContextReceived(SipContext context)
{
if (context.Request != null)
{
OnIncomingRequestContext(context);
}
else
{
OnIncomingResponseContext(context);
}
}
/// <summary>
/// fakes a new incoming message received from the socket that is already build up to a sipcontext.
/// Directly invokes the SipProvider's OnNext method.
/// </summary>
/// <param name="sipContext"></param>
internal void FireNewContextReceivedEvent(SipContext sipContext)
{
/*let the SipProvider know*/
try
{
NewContextReceived(this, new SipContextReceivedEventArgs { Context = sipContext });
}
catch (Exception e)
{
UnhandledException(this,new ExceptionEventArgs(){ Exception = e});
}
}
protected SipResponseEvent CreateProvisionalResponseEvent()
{
var statusLine = new SipStatusLineBuilder().WithStatusCode(180).WithReason("Ringing").Build();
var r = new SipResponseBuilder().WithStatusLine(statusLine).Build();
var c = new SipContext();
c.Response = r;
return new SipResponseEvent(c);
}
private void OnIncomingRequestContext(SipContext context)
{
if (_requestReceivedObserver != null) _requestReceivedObserver.OnNext(context.Request);
if (_logger.IsDebugEnabled) _logger.Debug("Validating the request...");
var result = new SipValidator().ValidateMessage(context.Request);
if (!result.IsValid)
{
if (_logger.IsDebugEnabled) _logger.Debug("The received request is not valid. Throwing a sip exception.");
ThrowSipException(result);
}
if (_logger.IsDebugEnabled) _logger.Debug("Request valid.");
/*firewall traversal not supported. SupportFirewalTraversal(context);*/
var requestEvent = new SipRequestEvent(context);
ISipRequestProcessor sipRequestProcessor = _sipListener;
//8.2.2.2: merged requests, not implemented
SipAbstractServerTransaction stx;
if (_logger.IsDebugEnabled) _logger.Debug("Searching the table for a matching tx..");
if(_stxTable.TryGetValue(GetServerTransactionId(context.Request), out stx))
{
if (_logger.IsTraceEnabled) _logger.Trace("Found a matching tx. Setting it as the requestprocessor.");
sipRequestProcessor = stx;
//if (IsDialogInitiatingRequest(stx.Request))
//{
//if (_logger.IsDebugEnabled) _logger.Debug("The received request is an 'INVITE' request. Try setting the dialog on tx...");
//set the dialog, so it can initiate
SipAbstractDialog found;
if(TryGetDialogOnTx(context.Request, out found))
{
requestEvent.Dialog = found;
}
//}
}
else
{
if (_logger.IsDebugEnabled) _logger.Debug("Could not find a matching tx..");
if (_logger.IsDebugEnabled) _logger.Debug("Searching the table for a matching dialog...");
SipAbstractDialog dialog;
if (_dialogTable.TryGetValue(GetDialogId(context.Request, true), out dialog))
{
if (_logger.IsTraceEnabled) _logger.Trace("Found a matching dialog. Setting it as the requestprocessor.");
sipRequestProcessor = dialog;
requestEvent.Dialog = dialog;
}
else
{
if (_logger.IsTraceEnabled) _logger.Trace("Could not find a matching dialog. Using the SipProvider's SipListener as the requestprocessor.");
}
}
try
{
sipRequestProcessor.ProcessRequest(requestEvent);
if (requestEvent.IsSent)
{
if (_logger.IsDebugEnabled) _logger.Debug("Processed '{0}' request. The response has already been sent. Skipping automatic response sending.", requestEvent.Request.RequestLine.Method);
return;
}
if (!ShouldHaveResponse(requestEvent.Request))
{
if(_logger.IsDebugEnabled) _logger.Debug("Processed '{0}' request. The request does not require a response. Skipping automatic response sending.", requestEvent.Request.RequestLine.Method);
return;
}
if(requestEvent.Response == null)
throw new SipCoreException("Response to send can not be null. The ProcessRequest method is supposed to create a response message that is to be sent.");
if (!requestEvent.IsSent)
{
var response = requestEvent.Response;
var remoteEndPoint = SipProvider.DetermineSendTo(response);
_contextSource.SendTo(SipFormatter.FormatMessage(response), remoteEndPoint);
if (_responseSentObserver != null) _responseSentObserver.OnNext(response);
}
}
catch (SipCoreException coreException)
{
throw coreException;
}
catch (SipException sipException)
{
if(ShouldHaveResponse(requestEvent.Request))
SendErrorResponse(sipException, requestEvent);
}
catch (Exception err)
{
_logger.ErrorException("Request failed.", err);
try
{
if (ShouldHaveResponse(requestEvent.Request))
SendErrorResponse(err, requestEvent);
}
catch (Exception errr)
{
_logger.Debug("Failed to send the response.", errr);
}
}
}
public void ProcessRequest(SipRequest sipRequest, SipContext context)
{
lock (_locker) Requests.Add(sipRequest);
_onRecievedRequest(sipRequest, context);
}
private void OnIncomingResponseContext(SipContext context)
{
if (_responseReceivedObserver != null) _responseReceivedObserver.OnNext(context.Response);
ISipResponseProcessor sipResponseProcessor = _sipListener;
var responseEvent = new SipResponseEvent(context);
//get dialog. if dialog found, the listener for the tx is the dialog.
SipAbstractClientTransaction ctx;
if (_logger.IsDebugEnabled) _logger.Debug("Searching the table for a matching tx..");
if(_ctxTable.TryGetValue(GetClientTransactionId(responseEvent.Response), out ctx))
{
if (_logger.IsTraceEnabled) _logger.Trace("Found a matching tx. Setting it as the responseProcessor.");
sipResponseProcessor = ctx;
SipAbstractDialog found;
if (ctx.GetDialog() == null)
{
if (_logger.IsDebugEnabled) _logger.Debug("Searching the table for a matching dialog...");
if(_dialogTable.TryGetValue(GetDialogId(responseEvent.Response, false), out found))
{
if (_logger.IsDebugEnabled) _logger.Debug("Found a matching dialog.");
ctx.SetDialog(found);
}
else
{
if (_logger.IsDebugEnabled) _logger.Debug("A matching dialog could not be found.");
}
}
}
else
{
if (_logger.IsDebugEnabled) _logger.Debug("Could not find a matching tx..");
if (_logger.IsDebugEnabled) _logger.Debug("Searching the table for a matching dialog...");
/*try dialog as processor*/
SipAbstractDialog dialog;
if (_dialogTable.TryGetValue(GetDialogId(responseEvent.Response, false), out dialog))
{
if (_logger.IsTraceEnabled) _logger.Trace("Found a matching dialog. Setting it as the responseProcessor.");
sipResponseProcessor = dialog;
}
else
{
if (_logger.IsTraceEnabled) _logger.Trace("Could not find a matching dialog. Using the SipProvider's SipListener as the responseProcessor.");
}
}
try
{
sipResponseProcessor.ProcessResponse(responseEvent);
}
catch (Exception err)
{
_logger.ErrorException("Response failed.", err);
throw;
}
}
/// <summary>
/// determines the send to
/// </summary>
/// <remarks>in case via header is missing returns the socket remote endpoint</remarks>
private static IPEndPoint DetermineSendTo(SipContext context)
{
var response = context.Response;
return(DetermineSendTo(response));
}
private void OnRequestReceived(SipRequest request, SipContext context)
{
// last thread should signal main test
lock (_failedThreads)
{
Interlocked.Decrement(ref _currentThreadCount);
Console.WriteLine(request.CSeq.Sequence + " done, left: " + _currentThreadCount);
if (_currentThreadCount == 0)
_threadsDoneEvent.Set();
}
}
private SipContext CreateSipContext(SipMessage message, Datagram datagram)
{
var request = message as SipRequest;
var response = message as SipResponse;
if (request != null)
{
_logger.Debug("Request Received '" + request.RequestLine.Method + " " + request.RequestLine.Uri.FormatToString() + "' from " +
datagram.RemoteEndPoint);
}
else
{
_logger.Debug("Response Received '" + response.StatusLine.StatusCode + " " + response.StatusLine.ReasonPhrase + "' from " +
datagram.RemoteEndPoint);
}
var c = new SipContext();
_logger.Trace("Parse on parser context completed.");
c.Request = request;
c.Response = response;
c.RemoteEndPoint = datagram.RemoteEndPoint;
c.LocalEndPoint = datagram.LocalEndPoint;
return c;
}
private void OnRequestReceived(SipRequest request, SipContext context)
{
_requestReceived.Set();
}
protected abstract void OnTestClientUaReceive(SipContext sipContext);
private void OnRecievedResponse(SipResponse sipResponse, SipContext sipContext)
{
}
protected override void OnTestClientUaReceive(SipContext sipContext)
{
}
