static async Task Main(string[] args)
{
var client = new ClientBuilder()
.ConfigureApplicationParts(parts => parts.AddFromApplicationBaseDirectory())
.UseLocalhostClustering()
.Build();
await client.Connect();
AssemblyLoadContext.Default.Unloading += async context => await client.Close();
Console.WriteLine("Connected.");
var grain = client.GetGrain <IHelloNotifyGrain>(0);
var observerRef = await client.CreateObjectReference <IHelloNotifyGrainObserver>(new HelloNotifyGrainObserver());
await grain.SubscribeAsync(observerRef);
while (true)
{
Console.WriteLine("Type a message.");
var message = Console.ReadLine();
if (string.IsNullOrWhiteSpace(message))
{
continue;
}
await grain.SendMessageAsync(message);
}
}
static async Task <IClusterClient> RunWatcher()
{
try
{
// Connect to local silo
var config = ClientConfiguration.LocalhostSilo();
var client = new ClientBuilder().UseConfiguration(config).Build();
await client.Connect();
// Hardcoded player ID
Guid playerId = new Guid("{2349992C-860A-4EDA-9590-000000000006}");
IPlayerGrain player = client.GetGrain <IPlayerGrain>(playerId);
IGameGrain game = null;
while (game == null)
{
Console.WriteLine("Getting current game for player {0}...", playerId);
try
{
game = await player.GetCurrentGame();
if (game == null) // Wait until the player joins a game
{
await Task.Delay(5000);
}
}
catch (Exception exc)
{
Console.WriteLine("Exception: ", exc.GetBaseException());
}
}
Console.WriteLine("Subscribing to updates for game {0}...", game.GetPrimaryKey());
// Subscribe for updates
var watcher = new GameObserver();
await game.SubscribeForGameUpdates(
await client.CreateObjectReference <IGameObserver>(watcher));
Console.WriteLine("Subscribed successfully. Press <Enter> to stop.");
return(client);
}
catch (Exception exc)
{
Console.WriteLine("Unexpected Error: {0}", exc.GetBaseException());
throw;
}
}
private static async Task Run(string[] args)
{
var serviceName = new Uri("fabric:/StatelessCalculatorApp/StatelessCalculatorService");
var client = new ClientBuilder()
.UseConfiguration(new ClientConfiguration())
.AddServiceFabric(serviceName)
.ConfigureServices(
services =>
{
// Some deployments require a custom FabricClient, eg so that cluster endpoints and certificates can be configured.
// A pre-configured FabricClient can be injected.
var fabricClient = new FabricClient();
services.AddSingleton(fabricClient);
})
.Build();
await client.Connect();
double result;
if (args.Length < 1)
{
Console.WriteLine(
$"Usage: {Assembly.GetExecutingAssembly()} <operation> [operand]\n\tOperations: get, set, add, subtract, multiple, divide");
return;
}
var value = args.Length > 1 ? double.Parse(args[1]) : 0;
var calculator = client.GetGrain <ICalculatorGrain>(Guid.Empty);
var observer = new CalculatorObserver();
var observerReference = await client.CreateObjectReference <ICalculatorObserver>(observer);
var cancellationTokenSource = new CancellationTokenSource();
var subscriptionTask = StaySubscribed(calculator, observerReference, cancellationTokenSource.Token);
switch (args[0].ToLower())
{
case "stress":
result = await StressTest(client);
break;
case "add":
case "+":
result = await calculator.Add(value);
break;
case "subtract":
case "-":
result = await calculator.Subtract(value);
break;
case "multiply":
case "*":
result = await calculator.Multiply(value);
break;
case "divide":
case "/":
result = await calculator.Divide(value);
break;
case "set":
result = await calculator.Set(value);
break;
case "get":
default:
result = await calculator.Get();
break;
}
Console.WriteLine(result);
Console.WriteLine("Listening for updates to calculations. Press any key to exit.");
Console.ReadKey();
cancellationTokenSource.Cancel();
await subscriptionTask;
}