/// <summary>
/// Broadcast message to all connected peers
/// </summary>
/// <param name="distributedMessage">Message to be sent</param>
public void BroadcastMessage(DistributedMessage distributedMessage)
{
var id = idsRegister.ResolveId(distributedMessage.AddressKey);
if (id != null)
{
idsRegister.PushId(distributedMessage);
TimeManager.PushTimeDifference(distributedMessage);
connectionManager.Broadcast(distributedMessage);
return;
}
//Hold message until proper sender registers
var key = distributedMessage.AddressKey;
if (!awaitingOutgoingMessages.TryGetValue(key, out var messages))
{
messages = new List <AwaitingMessage>();
awaitingOutgoingMessages.Add(key, messages);
}
var awaitingMessage = new AwaitingMessage()
{
EndPoint = new IPEndPoint(IPAddress.Broadcast, connectionManager.Port),
DistributedMessage = distributedMessage
};
messages.Add(awaitingMessage);
}
/// <summary>
/// Method handling incoming message to this receiver
/// </summary>
/// <param name="distributedMessage">Received message</param>
private void MessageReceived(DistributedMessage distributedMessage)
{
var sender = distributedMessage.Sender;
//Check if peer is still connected
if (sender == null)
{
return;
}
TimeManager.PopTimeDifference(distributedMessage, sender.RemoteTimeTicksDifference);
var id = idsRegister.PopId(distributedMessage.Content);
var identifiedObject = idsRegister.ResolveObject(id);
if (identifiedObject is IMessageReceiver receiver)
{
//Forward message to proper receiver
distributedMessage.AddressKey = identifiedObject.Key;
receiver.ReceiveMessage(sender, distributedMessage);
distributedMessage.Release();
}
else
{
//Check if it is initialization message for IdsRegister - first sent message
if (idsRegister.IsInitializationMessage(sender, distributedMessage))
{
// distributedMessage.Release();
return;
}
//Ignore messages with outdated assigned identifiers
if (distributedMessage.Timestamp < idsRegister.InternalIdBindUtcTime)
{
return;
}
//Hold message until proper receiver registers
if (!awaitingIncomingMessages.TryGetValue(id, out var messages))
{
messages = new List <AwaitingMessage>();
awaitingIncomingMessages.Add(id, messages);
}
var awaitingMessage = new AwaitingMessage()
{
EndPoint = sender.PeerEndPoint,
DistributedMessage = distributedMessage
};
messages.Add(awaitingMessage);
}
}
/// <summary>
/// Broadcast message to all connected peers
/// </summary>
/// <param name="distributedMessage">Message to be sent</param>
public void BroadcastMessage(DistributedMessage distributedMessage)
{
//Check if this message is forwarded, then don't send it back to the sender
var connectedPeers = connectionManager.ConnectedPeers;
if (connectedPeers.ContainsValue(distributedMessage.Sender))
{
foreach (var connectedPeer in connectedPeers)
{
if (connectedPeer.Value != distributedMessage.Sender)
{
//Unicast a message copy to every peer excluding the sender
UnicastMessage(connectedPeer.Key, new DistributedMessage(distributedMessage));
}
}
return;
}
var id = idsRegister.ResolveId(distributedMessage.AddressKey);
if (id != null)
{
idsRegister.PushId(distributedMessage);
TimeManager.PushTimeDifference(distributedMessage);
connectionManager.Broadcast(distributedMessage);
return;
}
//Hold message until proper sender registers
var key = distributedMessage.AddressKey;
if (!awaitingOutgoingMessages.TryGetValue(key, out var messages))
{
messages = new List <AwaitingMessage>();
awaitingOutgoingMessages.Add(key, messages);
}
var awaitingMessage = new AwaitingMessage()
{
EndPoint = new IPEndPoint(IPAddress.Broadcast, connectionManager.Port),
DistributedMessage = distributedMessage
};
messages.Add(awaitingMessage);
}
