private static void OnData(WebRTCPeer peer, byte[] obj)
{
if (obj.Length < IntPtr.Size)
{
var pieceNum = BitConverter.ToInt32(obj, 0);
//logger.LogDebug($"{Name}: data channel ({_dataChannel.label}:{_dataChannel.id}): {pieceNum}.");
logger.LogDebug($"{peer._peerName}: Data channel receive: {pieceNum}, length {obj.Length}.");
}
else
{
var packet = BytesToStructure <Message>(obj);
logger.LogDebug($"{peer._peerName}: Data channel receive: {packet.QueueName} Num: {packet.Num}.");
}
}
private static async Task RunCommand()
{
CancellationTokenSource exitCts = new CancellationTokenSource();
AddConsoleLogger();
var peerA = new WebRTCPeer("PeerA", "dcx");
peerA.OnData = OnData;
var peerB = new WebRTCPeer("PeerB", "dcy");
peerB.OnData = OnData;
// Exchange the SDP offer/answers. ICE Host candidates are included in the SDP.
var offer = peerA.PeerConnection.createOffer(null);
await peerA.PeerConnection.setLocalDescription(offer);
if (peerB.PeerConnection.setRemoteDescription(offer) != SetDescriptionResultEnum.OK)
{
throw new ApplicationException("Couldn't set remote description.");
}
var answer = peerB.PeerConnection.createAnswer(null);
await peerB.PeerConnection.setLocalDescription(answer);
if (peerA.PeerConnection.setRemoteDescription(answer) != SetDescriptionResultEnum.OK)
{
throw new ApplicationException("Couldn't set remote description.");
}
// Wait for the peers to connect. Should take <1s if the peers are on the same host.
while (peerA.PeerConnection.connectionState != RTCPeerConnectionState.connected &&
peerB.PeerConnection.connectionState != RTCPeerConnectionState.connected)
{
Console.WriteLine("Waiting for WebRTC peers to connect...");
await Task.Delay(1000);
}
var taskList = new List <Task>();
taskList.Add(Task.Run(async() =>
{
string sendLabel = "dcx";
while (!peerA.IsDataChannelReady(sendLabel))
{
Console.WriteLine($"Waiting 1s for data channel {sendLabel} to open.");
await Task.Delay(1000);
}
for (int i = 0; i < 100; i++)
{
try
{
Console.WriteLine($"Data channel send {i} on {sendLabel}.");
var num = BitConverter.GetBytes(i);
await peerA.SendAsync(sendLabel, num).ConfigureAwait(false);
}
catch (Exception ex)
{
Console.WriteLine("ClientA:" + ex.ToString());
}
}
}));
string[] queueNames = new string[] { "ThreadA", "ThreadB", "ThreadC" };
foreach (var queueName in queueNames)
{
var name = queueName;
taskList.Add(Task.Run(async() =>
{
string sendLabel = "dcx";
while (!peerA.IsDataChannelReady(sendLabel))
{
Console.WriteLine($"Waiting 1s for data channel {sendLabel} {name} to open.");
await Task.Delay(1000);
}
for (int i = 0; i < 100; i++)
{
try
{
Console.WriteLine($"Data channel send {i} on {sendLabel} {name}.");
var packetNum = new Message();
packetNum.Num = i;
packetNum.QueueName = $"{peerA._peerName} {sendLabel} {name}";
packetNum.Data = new byte[64000];
await peerA.SendAsync(sendLabel, packetNum.ToData()).ConfigureAwait(false);
}
catch (Exception ex)
{
Console.WriteLine("ClientA:" + ex.ToString());
}
}
}));
}
taskList.Add(Task.Run(async() =>
{
string sendLabel = "dcx";
while (!peerA.IsDataChannelReady(sendLabel))
{
Console.WriteLine($"Waiting 1s for data channel {sendLabel} to open.");
await Task.Delay(1000);
}
for (int i = 100; i < 200; i++)
{
try
{
Console.WriteLine($"Data channel send {i} on {sendLabel}.");
var num = BitConverter.GetBytes(i);
await peerA.SendAsync(sendLabel, num).ConfigureAwait(false);
}
catch (Exception ex)
{
Console.WriteLine("ClientA:" + ex.ToString());
}
}
}));
await Task.WhenAll(taskList.ToArray());
}