private void OnEnterEvent(ZyreEventEnter enterEvent)
{
var temp = EnterEvent; // for thread safety
temp?.Invoke(this, enterEvent);
}
private void _zyre_EnterEvent(object sender, NetMQ.Zyre.ZyreEvents.ZyreEventEnter e)
{
HandleEnterMessage(e.SenderUuid, e.SenderName);
}
// These events offer similar functionality to zeromq/zyre/zyre_event.c
/// <summary>
/// This receives a message relayed by ZyreNode.ReceivePeer()
/// </summary>
/// <param name="sender"></param>
/// <param name="e"></param>
private void InboxReceiveReady(object sender, NetMQSocketEventArgs e)
{
var msg = _inbox.ReceiveMultipartMessage();
if (msg.FrameCount < 3)
{
return;
}
var msgType = msg.Pop().ConvertToString();
var senderBytes = msg.Pop().Buffer;
Debug.Assert(senderBytes.Length == 16);
var senderUuid = new Guid(senderBytes);
var name = msg.Pop().ConvertToString();
string groupName;
switch (msgType)
{
case "ENTER":
var headersBuffer = msg.Pop().Buffer;
var headers = Serialization.BinaryDeserialize<Dictionary<string, string>>(headersBuffer);
var address = msg.Pop().ConvertToString();
var enterEvent = new ZyreEventEnter(senderUuid, name, headers, address);
OnEnterEvent(enterEvent);
break;
case "WHISPER":
var whisperEvent = new ZyreEventWhisper(senderUuid, name, msg);
OnWhisperEvent(whisperEvent);
break;
case "SHOUT":
groupName = msg.Pop().ConvertToString();
var shoutEvent = new ZyreEventShout(senderUuid, name, groupName, msg);
OnShoutEvent(shoutEvent);
break;
case "JOIN":
groupName = msg.Pop().ConvertToString();
var joinEvent = new ZyreEventJoin(senderUuid, name, groupName);
OnJoinEvent(joinEvent);
break;
case "LEAVE":
groupName = msg.Pop().ConvertToString();
var leaveEvent = new ZyreEventLeave(senderUuid, name, groupName);
OnLeaveEvent(leaveEvent);
break;
case "EXIT":
OnExitEvent(new ZyreEventExit(senderUuid, name));
break;
case "STOP":
OnStopEvent(new ZyreEventStop(senderUuid, name));
break;
case "EVASIVE":
OnEvasiveEvent(new ZyreEventEvasive(senderUuid, name));
break;
default:
throw new ArgumentException(msgType);
}
}
private void ZyreEnterEvent(object sender, ZyreEventEnter e)
{
var peer = new Peer(e.SenderName, e.SenderUuid, e.Address);
_connectedPeers.Add(peer);
var headers = new List<Header>();
_headersByPeerGuid[e.SenderUuid] = headers;
EventsLogger($"Entered: {e.SenderName} {e.SenderUuid.ToShortString6()} at {e.Address} with {e.Headers.Count} headers");
if (e.Headers.Count > 0)
{
var sb = new StringBuilder($"Headers: " + Environment.NewLine);
foreach (var pair in e.Headers)
{
sb.AppendLine(pair.Key + "|" + pair.Value);
var header = new Header(pair.Key, pair.Value);
headers.Add(header);
}
EventsLogger(sb.ToString());
}
UpdateAndShowGroups();
}