private static async Task Main(string[] args)
{
TrinityConfig.LoadConfig(@"D:\Trinity TripleStore Server Deployment\trinity.xml");
//graphEngineCluster = new AvailabilityGroup()
//{
// Id = "rub-truespark-ge-cluster",
// Instances = new List<ServerInfo>()
// {
// new ServerInfo("GenNexusPrime.inknowworks.dev.net", 9888, string.Empty, LogLevel.Verbose),
// new ServerInfo("metagengraph-a.inknowworks.dev.net", 9888, string.Empty, LogLevel.Verbose),
// new ServerInfo("metagengraph-b.inknowworks.dev.net", 9888, string.Empty, LogLevel.Verbose)
// //new ServerInfo("truesparksf03.inknowworks.dev.net", 7808, string.Empty, LogLevel.Verbose),
// //new ServerInfo("truesparksf04.inknowworks.dev.net", 7808, string.Empty, LogLevel.Verbose),
// //new ServerInfo("truesparksf05.inknowworks.dev.net", 7808, string.Empty, LogLevel.Verbose)
// }
//};
TrinityConfig.LoggingLevel = LogLevel.Debug;
//TrinityConfig.Servers.Add(graphEngineCluster);
//TrinityConfig.CurrentRunningMode = RunningMode.Server;
//TrinityConfig.AddServer(TripleStoreServerInfo);
//TrinityConfig.LogEchoOnConsole = true;
//TrinityConfig.StorageRoot = TripleStoreStorageRoot;
//Log.LogsWritten += Log_LogsWritten;
TripleStoreServer = new TrinityServer();
var registeredModuleTypes = TripleStoreServer.GetRegisteredCommunicationModuleTypes();
var moduleTypes = registeredModuleTypes as Type[] ?? registeredModuleTypes.ToArray();
if (!moduleTypes.Contains(typeof(TrinityClientModule)))
{
TripleStoreServer.RegisterCommunicationModule <TrinityClientModule>();
}
if (!moduleTypes.Contains(typeof(TripleModule)))
{
TripleStoreServer.RegisterCommunicationModule <TripleModule>();
}
//TripleStoreServer.Started += TripleStoreServer_Started;
//TripleStoreServer.RegisterCommunicationModule<TripleStoreDemoServerModule>();
TripleStoreServer.Start();
//Global.CloudStorage.ResetStorage();
//Global.LocalStorage.ResetStorage();
//Global.LocalStorage.LoadStorage();
GraphEngineTripleClientAPI = TripleStoreServer.GetCommunicationModule <TrinityClientModule>();
// We inject an instance of the TripleModule class object so that we hook-up to our custom sever-side code
GraphEngineTripleServerAPI = TripleStoreServer.GetCommunicationModule <TripleModule>();
if (GraphEngineTripleServerAPI != null)
{
Log.WriteLine("Setup Reactive Event Stream Processing!");
GraphEngineTripleServerAPI.TriplePostedToServerReceivedAction
.ObserveOn(GraphEngineTripleServerAPI.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "TriplePostedToServerReceivedAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg, Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(GraphEngineTripleServerAPI.SubscribeOnEventLoopScheduler)
.Subscribe(onNext: async tripleFromClient =>
{
using var graphEngineResponseTask = Task.Factory.StartNew(async() =>
{
//await Task.Yield();
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine($"Processing Timestamp: {DateTime.Now.ToString(CultureInfo.InvariantCulture)}");
Log.WriteLine($"Triple Received from Client has been saved Received.");
Log.WriteLine($"Triple Subject Node : {tripleFromClient.Subject}");
Log.WriteLine($"Triple Predicate Node: {tripleFromClient.Predicate}");
Log.WriteLine($"Triple Object Node : {tripleFromClient.Object}");
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0);
Log.WriteLine("Task TriplePostedToServerReceivedAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = graphEngineResponseTask;
await writeToConsoleTask;
});
// Reactive Event: ServerStreamedTripleSavedToMemoryCloudAction
// Description: Setup Reactive Subscription on Cold Observable. Logic is trigger/executed whenever
// a client call RPC Method "PostTripleToServer."
GraphEngineTripleServerAPI.ServerStreamedTripleSavedToMemoryCloudAction
.ObserveOn(GraphEngineTripleServerAPI.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "ServerStreamedTripleSavedToMemoryCloudAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(GraphEngineTripleServerAPI.SubscribeOnEventLoopScheduler)
.Subscribe(onNext: async savedTriple =>
{
using var graphEngineResponseTask = Task.Factory.StartNew(async() =>
{
//await Task.Yield();
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine($"Processing Timestamp: {DateTime.Now.ToString(CultureInfo.InvariantCulture)}");
Log.WriteLine($"Triple Streamed to Pushed Client has been saved to MemoryCloud.");
Log.WriteLine($"TripleStore CellID : {savedTriple.NewTripleStore.CellId}");
Log.WriteLine($"Triple Subject Node : {savedTriple.NewTripleStore.TripleCell.Subject}");
Log.WriteLine($"Triple Predicate Node: {savedTriple.NewTripleStore.TripleCell.Predicate}");
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine("Task ServerStreamedTripleSavedToMemoryCloudAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = graphEngineResponseTask;
await writeToConsoleTask;
});
// ClientPostedTripleStoreReadyInMemoryCloudAction
GraphEngineTripleServerAPI.ClientPostedTripleStoreReadyInMemoryCloudAction
.ObserveOn(GraphEngineTripleServerAPI.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "ClientPostedTripleStoreReadyInMemoryCloudAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(GraphEngineTripleServerAPI.SubscribeOnEventLoopScheduler)
.Synchronize()
.Subscribe(onNext: async tripleObject =>
{
using var getTripleByCellIdTask = Task.Factory.StartNew(async() =>
{
// await Task.Yield();
await Task.Delay(0).ConfigureAwait(false);
var isLocalCell = Global.CloudStorage.IsLocalCell(tripleObject.CellId);
if (isLocalCell)
{
Log.WriteLine($"Found TripleStore Object: {tripleObject.CellId} in Local MemoryCloud!");
using var getRequest = new TripleGetRequestWriter()
{
TripleCellId = tripleObject.CellId,
Subject = tripleObject.TripleCell.Subject,
Predicate = tripleObject.TripleCell.Predicate,
Namespace = tripleObject.TripleCell.Namespace,
Object = tripleObject.TripleCell.Object
};
Log.WriteLine($"Make Client-Side call from Server-side: GetTripleByCellId.");
await GraphEngineTripleServerAPI.GetTripleByCellId(0, getRequest).ConfigureAwait(false);
}
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine("Task ClientPostedTripleStoreReadyInMemoryCloudAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = getTripleByCellIdTask;
await writeToConsoleTask;
});
// Reactive: ClientPostedTripleStoreReadyInMemoryCloudHotAction
GraphEngineTripleServerAPI.ClientPostedTripleStoreReadyInMemoryCloudHotAction
.ObserveOn(GraphEngineTripleServerAPI.HotObservableSchedulerContext)
.Do(onNext: subscriberSource =>
{
var msg = "ClientPostedTripleStoreReadyInMemoryCloudHotAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(GraphEngineTripleServerAPI.HotObservableSchedulerContext)
.Synchronize()
.Subscribe(onNext: async tripleObject =>
{
using var getTripleByCellIdTask = Task.Factory.StartNew(async() =>
{
// await Task.Yield();
await Task.Delay(0).ConfigureAwait(false);
//using var getRequest = new TripleGetRequestWriter()
//{
// TripleCellId = tripleObject.CellId,
// Subject = tripleObject.TripleCell.Subject,
// Predicate = tripleObject.TripleCell.Predicate,
// Namespace = tripleObject.TripleCell.Namespace,
// Object = tripleObject.TripleCell.Object
//};
//await GraphEngineTripleServerAPI.GetTripleByCellId(0, getRequest).ConfigureAwait(false);
var isLocalCell = Global.CloudStorage.IsLocalCell(tripleObject.CellId);
if (isLocalCell)
{
Log.WriteLine($"Found TripleStore Object: {tripleObject.CellId} in Local MemoryCloud!");
using var getRequest = new TripleGetRequestWriter()
{
TripleCellId = tripleObject.CellId,
Subject = tripleObject.TripleCell.Subject,
Predicate = tripleObject.TripleCell.Predicate,
Namespace = tripleObject.TripleCell.Namespace,
Object = tripleObject.TripleCell.Object
};
Log.WriteLine($"Make Client-Side call from Server-side: GetTripleByCellId.");
await GraphEngineTripleServerAPI
.GetTripleByCellId(0, getRequest).ConfigureAwait(false);
}
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine("Task ClientPostedTripleStoreReadyInMemoryCloudHotAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = getTripleByCellIdTask;
await writeToConsoleTask;
});
GraphEngineTripleServerAPI.ClientPostedTripleStoreReadyInMemoryCloudHotAction.Connect();
GraphEngineTripleServerAPI.TripleByCellIdReceivedAction
.ObserveOn(GraphEngineTripleServerAPI.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "TripleByCellIdReceivedAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(GraphEngineTripleServerAPI.SubscribeOnEventLoopScheduler)
.Synchronize()
.Subscribe(onNext: async tripleObjectFromGetRequest =>
{
using var getTripleBySubjectTask = Task.Factory.StartNew(async() =>
{
//await Task.Yield();
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine("Reactive Async - Server-Side Get Request on behalf of the Client.");
Log.WriteLine($"Processing Timestamp: {DateTime.Now.ToString(CultureInfo.InvariantCulture)}");
Log.WriteLine($"Triple Object CellID : {tripleObjectFromGetRequest.CellId}.");
Log.WriteLine($"Triple Subject Node : {tripleObjectFromGetRequest.TripleCell.Subject}");
Log.WriteLine($"Triple Predicate Node: {tripleObjectFromGetRequest.TripleCell.Predicate}");
Log.WriteLine($"Triple Object Node : {tripleObjectFromGetRequest.TripleCell.Object}.");
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine("Task TripleByCellIdReceivedAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = getTripleBySubjectTask;
await writeToConsoleTask;
});
GraphEngineTripleServerAPI.ClientPostedTripleSavedToMemoryCloudAction
.ObserveOn(GraphEngineTripleServerAPI.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "ClientPostedTripleSavedToMemoryCloudAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(GraphEngineTripleServerAPI.SubscribeOnEventLoopScheduler)
.Synchronize()
.Subscribe(onNext: async tripleStoreMemoryContext =>
{
using var reactToTriplePostedSavedToMemoryCloudTask = Task.Factory.StartNew(async() =>
{
//await Task.Yield();
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine("Success! Found the Triple in the TripleStore MemoryCloud");
var tripleStore = tripleStoreMemoryContext.NewTripleStore;
var subjectNode = tripleStore.TripleCell.Subject;
var predicateNode = tripleStore.TripleCell.Predicate;
var objectNode = tripleStore.TripleCell.Object;
Log.WriteLine($"Triple CellId in MemoryCloud: {tripleStoreMemoryContext.NewTripleStore.CellId}");
Log.WriteLine($"Subject Node: {subjectNode}");
Log.WriteLine($"Predicate Node: {predicateNode}");
Log.WriteLine($"Object Node: {objectNode}");
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine("Task ClientPostedTripleSavedToMemoryCloudAction Complete...");
}, cancellationToken: CancellationToken.None);
var storeFromMemoryCloudTask = reactToTriplePostedSavedToMemoryCloudTask;
await storeFromMemoryCloudTask;
});
}
//Console.ReadLine();
Log.WriteLine("Graph Engine Server is up, running and waiting to client connections");
//Thread.Sleep(Timeout.Infinite);
//GraphEngineTripleStoreDemoServerImpl =
// TripleStoreServer.GetCommunicationModule<TripleStoreDemoServerModule>();
while (true)
{
// Each time we pass through the look check to see how many active clients are connected
using var processingLoopTask = Task.Factory.StartNew(async() =>
{
if (GraphEngineTripleClientAPI.Clients.Any())
{
var tripleStoreClients = GraphEngineTripleClientAPI.Clients.ToList();
Log.WriteLine($"The number of real-time Connected TripleStore Client: {tripleStoreClients.Count}.");
foreach (var connectedTripleStoreClient in tripleStoreClients.Where(connectedTripleStoreClient => connectedTripleStoreClient != null))
{
try
{
List <Triple> triples = new List <Triple> {
new Triple {
Subject = "GraphEngineServer", Predicate = "is", Object = "Running"
}
};
// New-up the Request Message!
using var message = new TripleStreamWriter(triples);
// Push a triple to the Client
await connectedTripleStoreClient.StreamTriplesAsync(message).ConfigureAwait(false);
}
catch (Exception ex)
{
Log.WriteLine(ex.ToString());
}
}
}
await Task.Delay(1000).ConfigureAwait(false);
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap();
var mainLoopTask = processingLoopTask;
await mainLoopTask;
}
}