public IDictionaryService GetDictionaryService()
{
IDictionaryService dictionaryService = flyWeightPool["DictionaryService"] as IDictionaryService;
if (dictionaryService == null)
{
dictionaryService = new DictionaryServiceImpl();
flyWeightPool.Add("DictionaryService", dictionaryService);
}
return(dictionaryService);
}
public static int Main(string[] args)
{
Console.WriteLine($"HOST IP: {args[0]}");
// Validate arguments
if (args.Length < 1)
{
Console.WriteLine("Usage: dotnet server.dll {PORT}");
return(-1);
}
int port;
if (!int.TryParse(args[1], out port))
{
Console.WriteLine("invalid format for port, use a number");
return(-1);
}
// Build client to next server in line
var myHash = DictionaryServiceImpl.HashString(port.ToString());
var otherPorts = args
.Skip(2)
.Select(p => new { Hash = DictionaryServiceImpl.HashString(p), Port = p })
.OrderBy(x => x.Hash);
var nextPort = otherPorts.First();
foreach (var otherPort in otherPorts)
{
if (otherPort.Hash > myHash)
{
nextPort = otherPort;
break;
}
}
Console.WriteLine($"{port} ({myHash}) => {nextPort.Port} ({nextPort.Hash})");
var nextClientAddress = $"{args[0]}:{nextPort.Port}";
// var callOptions = new CallOptions(deadline: DateTime.UtcNow.Add(TimeSpan.FromSeconds(3)));
// Set key
/* var setRequest = new SetRequest { Key = "foo", Value = "bar" };
* var setResponse = client.Set(setRequest, callOptions);
* Console.WriteLine($"setRequest={setRequest}");
* Console.WriteLine($"setResponse={setResponse}");
*/
// Build the gRPC server
Console.WriteLine("Firing off GRPC server");
var server = new Server {
Services = { DictionaryService.BindService(new DictionaryServiceImpl(port.ToString(), nextClientAddress)) },
Ports = { new ServerPort("*", port, ServerCredentials.Insecure) }
};
// Launch the gRPC server
ThreadPool.QueueUserWorkItem(_ => {
server.Start();
Console.WriteLine($"GRPC server listening on port {port}");
}
);
autoEvent.WaitOne();
server.ShutdownAsync().Wait();
Console.WriteLine("Shutting down ...");
return(0);
}
