public async Task <bool> SendMessageAsync(GossipMessage message)
{
if (Connection == null)
{
return(false);
}
await message.WriteToStreamAsync(Connection.Stream);
return(true);
}
public async Task BroadcastMessageAsync(GossipMessage message, Func <GossipClusterMember, bool> selector = null)
{
if (message == null)
{
throw new ArgumentNullException("message");
}
if (selector == null)
{
selector = m => true;
}
var tasks = new List <Task>();
foreach (var member in _members.Values.Where(selector))
{
tasks.Add(member.SendMessageAsync(message));
}
await Task.Run(() =>
Task.WaitAll(tasks.ToArray()));
}
protected async void StartReadingMessageData()
{
if (_startedReadingMessageData)
{
throw new InvalidOperationException("Already started reading message data");
}
_startedReadingMessageData = true;
try
{
while (Client.Connected)
{
var message = await GossipMessage.ReadFromStreamAsync(Stream);
if (message == null)
{
break;
}
RecordActivity();
OnMessageReceived(this, message);
}
}
catch (IOException)
{
}
catch (ObjectDisposedException)
{
}
catch (Exception ex)
{
OnException(this, ex);
}
finally
{
OnDisconnected(this);
}
}
public int BroadcastMessage(GossipMessage message, Func <GossipClusterMember, bool> selector = null)
{
if (message == null)
{
throw new ArgumentNullException("message");
}
if (selector == null)
{
selector = m => true;
}
var waitTasks = new List <Task>();
var resultTasks = new List <Task <bool> >();
foreach (var member in _members.Values.Where(selector))
{
var task = member.SendMessageAsync(message);
waitTasks.Add(task);
resultTasks.Add(task);
}
Task.WaitAll(waitTasks.ToArray());
return(resultTasks.Count(x => x.Result));
}
public async Task <bool> SendMessageAsync(GossipMessage message)
{
if (message == null)
{
throw new ArgumentNullException("message");
}
if (message.Expires >= GossipTimestampProvider.CurrentTimestamp)
{
OnMessageExpired(this, message);
return(false);
}
using (var session = CreateSession())
{
if (message.Expires >= GossipTimestampProvider.CurrentTimestamp)
{
OnMessageExpired(this, message);
return(false);
}
try
{
return(await session.SendMessageAsync(message));
}
catch (IOException)
{
session.DisposeAction = c => c.Close();
return(false);
}
catch (ObjectDisposedException)
{
session.DisposeAction = c => c.Close();
return(false);
}
}
}
private static void ProcessSimpleTextMessage(GossipNode node, GossipConnection connection, GossipMessage message)
{
var rawMessage = message as RawGossipMessage;
if (rawMessage == null)
{
return;
}
if (rawMessage.MessageType == 1)
{
Debug.WriteLine(String.Format("Node Info: {0}", node.NodeConfig.Tags.First()));
Debug.WriteLine(String.Format("Node received: {0}", node.NodeConfig.NodeId.ToHexStringLower()));
Debug.WriteLine("Message Size: {0} bytes", rawMessage.Size);
Debug.WriteLine(String.Format("Message String: {0}", Encoding.UTF8.GetString(rawMessage.Buffer)));
}
}