private void DisplayReply(PingReply reply, ServerPingData server)
{
if (reply == null)
{
server.ErrorCount++;
return;
}
//Debug.Print("ping status: {0}", reply.Status);
if (reply.Status == IPStatus.Success)
{
decimal totalPing = server.AvgPing * server.TestCount;
totalPing += reply.RoundtripTime;
server.TestCount++;
server.AvgPing = totalPing / server.TestCount;
if (server.MinPing == 0 || server.MinPing > reply.RoundtripTime)
{
server.MinPing = reply.RoundtripTime;
}
if (server.MaxPing == 0 || server.MaxPing < reply.RoundtripTime)
{
server.MaxPing = reply.RoundtripTime;
}
//Debug.Print("Address: {0}", reply.Address.ToString());
//Debug.Print("RoundTrip time: {0}", reply.RoundtripTime);
//Debug.Print("Time to live: {0}", reply.Options.Ttl);
//Debug.Print("Don't fragment: {0}", reply.Options.DontFragment);
//Debug.Print("Buffer size: {0}", reply.Buffer.Length);
}
else
{
server.ErrorCount++;
}
if (!PingTable.Dispatcher.CheckAccess())
{
this.Dispatcher.Invoke(new UpdatePingTableDelegate(UpdatePingTable));
return;
}
}
private void startPingTestServer(ServerPingData server)
{
if (server.TestCount + server.ErrorCount >= 10)
{
return;
}
Ping pingSender = new Ping();
pingSender.PingCompleted += new PingCompletedEventHandler((sender, e) => PingCompletedCallback(sender, e, server));
int timeout = 1000;
PingOptions options = new PingOptions(64, true);
int index = server.TestCount % server.ServerAddress.Length;
pingSender.SendAsync(server.ServerAddress[index], timeout, options);
}
private void PingCompletedCallback(object sender, PingCompletedEventArgs e, ServerPingData server)
{
if (e.Cancelled)
{
//Debug.Print("Ping canceled.");
DisplayReply(null, server);
return;
}
if (e.Error != null)
{
//Debug.Print("Ping failed:");
//Debug.Print(e.Error.ToString());
DisplayReply(null, server);
return;
}
PingReply reply = e.Reply;
DisplayReply(reply, server);
startPingTestServer(server);
}