public SipEventHandlerResult CloseCall(SipDialogMessage sipMessage)
{
log.Debug("Closing call with id:\"{0}\", hash id:\"{1}\", hash entry:\"{2}\"", sipMessage.CallId, sipMessage.HashId, sipMessage.HashEntry);
try
{
CallInfo call = _callRepository.GetCallInfo(sipMessage.CallId, sipMessage.HashId, sipMessage.HashEntry);
if (call == null)
{
log.Warn("Unable to find call with call id: {0}, hash id:{1}, hash entry:{2}", sipMessage.CallId, sipMessage.HashId, sipMessage.HashEntry);
return(NothingChangedResult);
}
if (call.Closed)
{
log.Warn("Call with call id: {0} already closed", sipMessage.CallId);
return(NothingChangedResult);
}
_callRepository.CloseCall(call.Id);
return(SipMessageResult(SipEventChangeStatus.CallClosed, call.Id));
}
catch (Exception ex)
{
log.Error(ex, "Error while closing call with call id: {0}", sipMessage.CallId);
return(NothingChangedResult);
}
}
private SipDialogMessage ParseDialog(KamailioData kamailioData)
{
DialogStatus dialogStatus;
if (!Enum.TryParse(kamailioData.GetField("dstat"), true, out dialogStatus))
{
log.Warn("Unable to parse dstat field of Kamailio dialog message");
return(null);
}
var dialog = new SipDialogMessage
{
Status = dialogStatus,
CallId = kamailioData.GetField("ci"),
HashId = kamailioData.GetField("hashid"),
HashEntry = kamailioData.GetField("hashent"),
FromDisplayName = ParseDisplayName(kamailioData.GetField("fn")),
ToDisplayName = ParseDisplayName(kamailioData.GetField("tn")),
FromSipUri = new SipUri(kamailioData.GetField("fu")),
ToSipUri = new SipUri(kamailioData.GetField("ru")),
FromTag = kamailioData.GetField("fot"),
ToTag = kamailioData.GetField("tot"),
Sdp = kamailioData.GetField("sdp"),
HangupReason = kamailioData.GetField("hr")
};
// Fix for empty ru-field in Kamailio data
if (dialog.ToSipUri == null || string.IsNullOrEmpty(dialog.ToSipUri.User))
{
dialog.ToSipUri = new SipUri(kamailioData.GetField("tu"));
}
return(dialog);
}
public void when_call_ended_registeredsip_should_be_updated_in_cache()
{
try
{
// Lägg till registrerade kodare
var codec1 = "*****@*****.**";
var codec2 = "*****@*****.**";
RegisterSip(codec1, "192.0.2.236", "MTU 01", "QuantumST/3.5.3g");
RegisterSip(codec2, "192.0.2.4", "MTU 02", "QuantumST/3.5.3g");
RegisterSip("*****@*****.**", "192.0.2.215", "MTU 31", "QuantumST/3.5.3g");
//PrintCodecStatus(codec1, codec2);
for (int i = 0; i < 10; i++)
{
// Starta samtal
var dialogMessage = new SipDialogMessage
{
FromSipUri = new SipUri(codec1),
ToSipUri = new SipUri(codec2),
CallId = Guid.NewGuid().ToString(),
HashId = "0",
HashEntry = "0"
};
var result = _kamailioMessageManager.RegisterCall(dialogMessage);
Console.WriteLine("Call from {0} to {1} started with status {2}", codec1, codec2, result.ChangeStatus);
// Läs ut kodare-status
PrintCodecStatus(codec1, codec2);
// Läs ut samtal
var call = _callRepository.GetCallInfo(dialogMessage.CallId, dialogMessage.HashId, dialogMessage.HashId);
Console.WriteLine("Call from {0} to {1} started {2}", call.FromSipAddress, call.ToSipAddress, call.Started);
// Avsluta samtal
var hangupResult = _kamailioMessageManager.CloseCall(dialogMessage);
Console.WriteLine("Call from {0} to {1} ended with result: {2}", codec1, codec2, hangupResult.ChangeStatus);
// Läs ut kodare-status
PrintCodecStatus(codec1, codec2);
}
}
finally
{
TearDown();
}
}
public SipEventHandlerResult RegisterCall(SipDialogMessage sipMessage)
{
log.Debug("Register call from {0} to {1}, call id \"{2}\", hash id:\"{3}\", hash entry:\"{4}\"",
sipMessage.FromSipUri.UserAtHost, sipMessage.ToSipUri.UserAtHost, sipMessage.CallId, sipMessage.HashId, sipMessage.HashEntry);
if (_callRepository.CallExists(sipMessage.CallId, sipMessage.HashId, sipMessage.HashEntry))
{
// TODO: Find out what HashId and HashEntry is and if they are both needed
log.Debug("Call with id {0}, hash id:{1}, hash entry:{2} already exists", sipMessage.CallId, sipMessage.HashId, sipMessage.HashEntry);
return(NothingChangedResult);
}
var call = new Call();
// If the user-part is numeric, we make the assumption
// that it is a phone number (even though sip-address
// can be of the numeric kind)
var fromSip = sipMessage.FromSipUri.User.IsNumeric() ? sipMessage.FromSipUri.User : sipMessage.FromSipUri.UserAtHost;
var from = _sipRepository.GetRegisteredUserAgents().SingleOrDefault(x => x.SipUri == fromSip);
call.FromSip = fromSip;
call.FromDisplayName = sipMessage.FromDisplayName;
call.FromId = from?.Id ?? Guid.Empty;
var toSip = sipMessage.ToSipUri.User.IsNumeric() ? sipMessage.ToSipUri.User : sipMessage.ToSipUri.UserAtHost;
var to = _sipRepository.GetRegisteredUserAgents().SingleOrDefault(x => x.SipUri == toSip);
call.ToSip = toSip;
call.ToDisplayName = sipMessage.ToDisplayName;
call.ToId = to?.Id ?? Guid.Empty;
call.Started = DateTime.UtcNow;
call.CallId = sipMessage.CallId;
call.DlgHashId = sipMessage.HashId;
call.DlgHashEnt = sipMessage.HashEntry;
call.Updated = DateTime.UtcNow;
call.ToTag = sipMessage.ToTag;
call.FromTag = sipMessage.FromTag;
call.IsPhoneCall = sipMessage.FromSipUri.User.IsNumeric() || sipMessage.ToSipUri.User.IsNumeric();
_callRepository.UpdateCall(call);
return(SipMessageResult(SipEventChangeStatus.CallStarted, call.Id));
}
/// <summary>
/// Handles the dialog received
/// </summary>
/// <param name="sipDialogMessage"></param>
private SipEventHandlerResult HandleDialog(SipDialogMessage sipDialogMessage)
{
switch (sipDialogMessage.Status)
{
case DialogStatus.Start:
return(RegisterCall(sipDialogMessage));
case DialogStatus.End:
// TODO: Check hangup reason. Only close calls where reason = Normal
// TODO: Handle timeout message and add warning to call but don't end it
log.Info("Received End command from Kamailio. HangUp reason: {0}, From: {1}, To: {2}", sipDialogMessage.HangupReason, sipDialogMessage.FromSipUri, sipDialogMessage.ToSipUri);
return(CloseCall(sipDialogMessage));
case DialogStatus.SingleBye:
// If BYE in kamailio and no dialog is in Kamailio, a single bye is sent to CCM
// TODO: Handle single bye message and close call
log.Info("Received SingleBye command from Kamailio. HangUp reason: {0}, From: {1}, To: {2}", sipDialogMessage.HangupReason, sipDialogMessage.FromSipUri, sipDialogMessage.ToSipUri);
return(NothingChangedResult);
default:
return(NothingChangedResult);
}
}
private SipDialogMessage ParseDialog(KamailioSipEvent kamailioData)
{
if (!Enum.TryParse(kamailioData.DialogState, true, out DialogStatus dialogStatus))
{
log.Warn($"Dialog state field = {kamailioData.DialogState} of Kamailio dialog message");
return(null);
}
var dialog = new SipDialogMessage
{
Status = dialogStatus,
CallId = kamailioData.CallId,
HashId = kamailioData.DialogHashId,
HashEntry = kamailioData.DialogHashEntry,
FromDisplayName = ParseDisplayName(kamailioData.FromDisplayName),
ToDisplayName = ParseDisplayName(kamailioData.ToDisplayName),
FromSipUri = new SipUri(kamailioData.FromUri),
ToSipUri = new SipUri(kamailioData.RequestUri), //new SipUri(kamailioData.ToUri),
FromTag = kamailioData.FromTag,
ToTag = kamailioData.ToTag,
};
return(dialog);
}
