static void Main(string[] args)
{
// UDP multicast address
string multicastAddress = "239.255.0.1";
if (args.Length > 0)
{
multicastAddress = args[0];
}
// UDP multicast port
int multicastPort = 3334;
if (args.Length > 1)
{
multicastPort = int.Parse(args[1]);
}
Console.WriteLine($"UDP multicast address: {multicastAddress}");
Console.WriteLine($"UDP multicast port: {multicastPort}");
// Create a new UDP multicast server
var server = new MulticastServer(IPAddress.Any, 0);
// Start the multicast server
Console.Write("Server starting...");
server.Start(multicastAddress, multicastPort);
Console.WriteLine("Done!");
Console.WriteLine("Press Enter to stop the server or '!' to restart the server...");
// Perform text input
for (;;)
{
string line = Console.ReadLine();
if (line == string.Empty)
{
break;
}
// Restart the server
if (line == "!")
{
Console.Write("Server restarting...");
server.Restart();
Console.WriteLine("Done!");
continue;
}
// Multicast admin message to all sessions
line = "(admin) " + line;
server.Multicast(line);
}
// Stop the server
Console.Write("Server stopping...");
server.Stop();
Console.WriteLine("Done!");
}
static void Main(string[] args)
{
bool help = false;
string address = "239.255.0.1";
int port = 3333;
int threads = Environment.ProcessorCount;
int messagesRate = 1000000;
int messageSize = 32;
var options = new OptionSet()
{
{ "h|?|help", v => help = v != null },
{ "a|address=", v => address = v },
{ "p|port=", v => port = int.Parse(v) },
{ "t|threads=", v => threads = int.Parse(v) },
{ "m|messages=", v => messagesRate = int.Parse(v) },
{ "s|size=", v => messageSize = int.Parse(v) }
};
try
{
options.Parse(args);
}
catch (OptionException e)
{
Console.Write("Command line error: ");
Console.WriteLine(e.Message);
Console.WriteLine("Try `--help' to get usage information.");
return;
}
if (help)
{
Console.WriteLine("Usage:");
options.WriteOptionDescriptions(Console.Out);
return;
}
Console.WriteLine($"Server address: {address}");
Console.WriteLine($"Server port: {port}");
Console.WriteLine($"Working threads: {threads}");
Console.WriteLine($"Messages rate: {messagesRate}");
Console.WriteLine($"Message size: {messageSize}");
// Create a new service
var service = new Service(threads);
// Start the service
Console.Write("Service starting...");
service.Start();
Console.WriteLine("Done!");
// Create a new echo server
var server = new MulticastServer(service, InternetProtocol.IPv4, 0);
server.SetupReuseAddress(true);
server.SetupReusePort(true);
// Start the server
Console.Write("Server starting...");
server.Start(address, port);
Console.WriteLine("Done!");
// Start the multicasting thread
bool multicasting = true;
var multicaster = Task.Factory.StartNew(() =>
{
// Prepare message to multicast
byte[] message = new byte[messageSize];
// Multicasting loop
while (multicasting)
{
var start = DateTime.UtcNow;
for (int i = 0; i < messagesRate; ++i)
{
server.Multicast(message);
}
var end = DateTime.UtcNow;
// Sleep for remaining time or yield
var milliseconds = (int)(end - start).TotalMilliseconds;
if (milliseconds < 1000)
{
Thread.Sleep(milliseconds);
}
else
{
Thread.Yield();
}
}
});
Console.WriteLine("Press Enter to stop the server or '!' to restart the server...");
// Perform text input
for (;;)
{
string line = Console.ReadLine();
if (line == string.Empty)
{
break;
}
// Restart the server
if (line == "!")
{
Console.Write("Server restarting...");
server.Restart();
Console.WriteLine("Done!");
}
}
// Stop the multicasting thread
multicasting = false;
multicaster.Wait();
// Stop the server
Console.Write("Server stopping...");
server.Stop();
Console.WriteLine("Done!");
// Stop the service
Console.Write("Service stopping...");
service.Stop();
Console.WriteLine("Done!");
}
