/// <summary>
/// This is the main entry point for your service instance.
/// </summary>
/// <param name="cancellationToken">Canceled when Service Fabric needs to shut down this service instance.</param>
protected override async Task RunAsync(CancellationToken cancellationToken)
{
await Task.Delay(1000, cancellationToken).ConfigureAwait(false);
using var trinityClientProcessingLoopTask = Task.Factory.StartNew(async() =>
{
while (true)
{
try
{
//await Task.Yield();
var sampleTriple = new List <Triple>
{ new Triple { Subject = "Test-GraphEngineClient", Predicate = "is", Object = "Running" } };
using var tripleStreamWriter = new TripleStreamWriter(sampleTriple);
await TrinityTripleModuleClient.PostTriplesToServer(tripleStreamWriter).ConfigureAwait(false);
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
await Task.Delay(3000, cancellationToken).ConfigureAwait(false);
}
return;
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap();
var mainLoopTask = trinityClientProcessingLoopTask;
}
/// <summary>
/// This is the main entry point for your service instance.
/// </summary>
/// <param name="cancellationToken">Canceled when Service Fabric needs to shut down this service instance.</param>
protected override async Task RunAsync(CancellationToken cancellationToken)
{
// TODO: Replace the following sample code with your own logic
// or remove this RunAsync override if it's not needed in your service.
var sampleTriple = new List <Triple>
{
new Triple {
Subject = "Test-GraphEngineClient", Predicate = "is", Object = "Running"
}
};
using var tripleStreamWriter = new TripleStreamWriter(sampleTriple);
while (true)
{
cancellationToken.ThrowIfCancellationRequested();
if (TrinityTripleModuleClient.CloudStorage != null)
{
ServiceEventSource.Current.ServiceMessage(this.Context, "RPC Call PostTriplesToServer.");
TrinityTripleModuleClient?.PostTriplesToServer(tripleStreamWriter);
}
else
{
Log.WriteLine($"Waiting for TrinityClient to Connect to NativeTrinityListener");
}
await Task.Delay(TimeSpan.FromSeconds(30), cancellationToken);
}
}
private void TalkToGraphEngineClientBtn_Click(object sender, RoutedEventArgs e)
{
var uiSyncContext = TaskScheduler.FromCurrentSynchronizationContext();
List <Triple> triples = new List <Triple> {
new Triple {
Subject = "WPF-GraphEngineClient", Predicate = "isA", Object = "Success"
}
};
Task graphEngineRPCTask = Task.Factory.StartNew(async() =>
{
var message = new TripleStreamWriter(triples);
var rsp = await client.PostTriplesToServer(message).ConfigureAwait(false);
var token = Task.Factory.CancellationToken;
await Task.Factory.StartNew(() =>
{
this.ResponseTextBlock.Items.Add($"GE Server Response: {rsp.errno}");
},
token, TaskCreationOptions.None, uiSyncContext).ConfigureAwait(false);
}).ContinueWith(_ =>
{
ResponseTextBlock.Items.Add("Task graphEngineRPCTask Complete...");
}
, uiSyncContext);
}
private static async Task Main(string[] args)
{
TrinityConfig.CurrentRunningMode = RunningMode.Server;
TrinityConfig.LogEchoOnConsole = true;
TrinityConfig.LoggingLevel = LogLevel.Info;
Log.LogsWritten += Log_LogsWritten;
TripleStoreServer = new TrinityServer();
TripleStoreServer.RegisterCommunicationModule <TrinityClientModule>();
TripleStoreServer.RegisterCommunicationModule <TripleModule>();
TripleStoreServer.Start();
TrinityClientModuleRuntime = TripleStoreServer.GetCommunicationModule <TrinityClientModule>();
// We inject an instance of the TripleModule class object so that we hook-up to our custom sever-side code
GraphEngineTripleModuleImpl = TripleStoreServer.GetCommunicationModule <TripleModule>();
while (true)
{
// Each time we pass through the look check to see how many active clients are connected
var tripleStoreClients = TrinityClientModuleRuntime.Clients.ToList();
Console.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 = "foo", Predicate = "is", Object = "bar"
}
};
// New-up the Request Message!
using var message = new TripleStreamWriter(triples);
// Push a triple to the Client
using var rsp = await connectedTripleStoreClient.StreamTriplesAsync(message).ConfigureAwait(false);
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
}
await Task.Delay(1000).ConfigureAwait(false);
}
}
static async Task Main(string[] args)
{
//TrinityConfig.LoadConfig();
//TrinityConfig.CurrentRunningMode = RunningMode.Client;
//TrinityConfig.LogEchoOnConsole = false;
TrinityConfig.LoggingLevel = LogLevel.Debug;
//TrinityConfig.SaveConfig();
//Log.LogsWritten += Log_LogsWritten;
//TrinityTripleModuleClient = new TrinityClient("testcluster100.southcentralus.cloudapp.azure.com:8800");
TrinityTripleModuleClient = new TrinityClient("GenNexusPrime.inknowworksdev.net:12333");
//TrinityTripleModuleClient = new TrinityClient("truesparksf01.inknowworksdev.net:8808"); // truesparksf03.inknowworksdev.net:8808
TrinityTripleModuleClient.UnhandledException += TrinityTripleModuleClient_UnhandledException;
TrinityTripleModuleClient.Started += TrinityTripleModuleClientOnStarted;
TrinityTripleModuleClient.RegisterCommunicationModule <TripleModule>();
TrinityTripleModuleClient.Start();
Log.WriteLine("Setup Reactive Event Stream Processing!");
TripleClientSideModule = TrinityTripleModuleClient.GetCommunicationModule <TripleModule>();
TripleClientSideModule.TripleBySubjectReceivedAction
.ObserveOn(TripleClientSideModule.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "TripleBySubjectReceivedAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(TripleClientSideModule.SubscribeOnEventLoopScheduler)
.Subscribe(onNext: async tripleStore =>
{
using var reactiveGetTripleBySubjectTask = Task.Factory.StartNew(async() =>
{
//await Task.Yield();
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine(
"Reactive Async - Parallel-Tasking return from Server-Side Get Request on behalf of the Client.");
Log.WriteLine(
$"Processing Timestamp: {DateTime.Now.ToString(CultureInfo.InvariantCulture)}");
Log.WriteLine($"Triple Object CellID: {tripleStore.CellId}.");
Log.WriteLine($"Triple Subject Node: {tripleStore.TripleCell.Subject}");
Log.WriteLine(
$"Triple Predicate Node: {tripleStore.TripleCell.Predicate}");
Log.WriteLine($"Triple Object Node: {tripleStore.TripleCell.Object}.");
var getTripleByCellRequestWriter = new TripleGetRequestWriter()
{
TripleCellId = tripleStore.CellId,
Subject = tripleStore.TripleCell.Subject,
Predicate = tripleStore.TripleCell.Predicate,
Object = tripleStore.TripleCell.Object,
Namespace = tripleStore.TripleCell.Namespace
};
await TrinityTripleModuleClient.GetTripleSubject(getTripleByCellRequestWriter);
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0);
Log.WriteLine("Task TripleObjectStreamedFromServerReceivedAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = reactiveGetTripleBySubjectTask;
await writeToConsoleTask;
});
// TripleObjectStreamedFromServerReceivedAction
TripleClientSideModule.TripleObjectStreamedFromServerReceivedAction
.ObserveOn(TripleClientSideModule.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "TripleObjectStreamedFromServerReceivedAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(TripleClientSideModule.SubscribeOnEventLoopScheduler)
.Subscribe(onNext: async tripleObjectFromServer =>
{
using var reactiveGraphEngineResponseTask = Task.Factory.StartNew(async() =>
{
//await Task.Yield();
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine("Incoming Triple Object Received from GE Server.");
Log.WriteLine(
$"Processing Timestamp: {DateTime.Now.ToString(CultureInfo.InvariantCulture)}");
Log.WriteLine($"Triple Subject Node: {tripleObjectFromServer.Subject}");
Log.WriteLine($"Triple Predicate Node: {tripleObjectFromServer.Predicate}");
Log.WriteLine($"Triple Object Node: {tripleObjectFromServer.Object}");
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0);
Log.WriteLine("Task TripleObjectStreamedFromServerReceivedAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = reactiveGraphEngineResponseTask;
await writeToConsoleTask;
});
// ServerStreamedTripleSavedToMemoryCloudAction
TripleClientSideModule.ServerStreamedTripleSavedToMemoryCloudAction
.ObserveOn(TripleClientSideModule.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "ServerStreamedTripleSavedToMemoryCloudAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(TripleClientSideModule.SubscribeOnEventLoopScheduler)
.Subscribe(onNext: async tripleObjectFromMC =>
{
using var reactiveGraphEngineResponseTask = Task.Factory.StartNew(async() =>
{
await Task.Delay(0).ConfigureAwait(false);
var myTripleStore = tripleObjectFromMC.NewTripleStore;
Log.WriteLine("Incoming TripleStore Object retrieved from MemoryCloud.");
Log.WriteLine(
$"Processing Timestamp: {DateTime.Now.ToString(CultureInfo.InvariantCulture)}");
Log.WriteLine($"Triple Object CellID: {myTripleStore.CellId}");
Log.WriteLine($"Triple Subject Node: {myTripleStore.TripleCell.Subject}");
Log.WriteLine($"Triple Predicate Node: {myTripleStore.TripleCell.Predicate}");
Log.WriteLine($"Triple Object Node: {myTripleStore.TripleCell.Object}");
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0);
Log.WriteLine("Task ServerStreamedTripleSavedToMemoryCloudAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = reactiveGraphEngineResponseTask;
await writeToConsoleTask;
});
// ClientPostedTripleStoreReadyInMemoryCloudAction
TripleClientSideModule.ClientPostedTripleStoreReadyInMemoryCloudAction
.ObserveOn(TripleClientSideModule.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "ClientPostedTripleStoreReadyInMemoryCloudAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(TripleClientSideModule.SubscribeOnEventLoopScheduler)
.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 TrinityTripleModuleClient.GetTripleByCellId(getRequest);
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0);
Log.WriteLine("Task ClientPostedTripleStoreReadyInMemoryCloudAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = getTripleByCellIdTask;
await writeToConsoleTask;
});
// Reactive: ClientPostedTripleStoreReadyInMemoryCloudHotAction
TripleClientSideModule.ClientPostedTripleStoreReadyInMemoryCloudHotAction
.ObserveOn(TripleClientSideModule.HotObservableSchedulerContext)
.Do(onNext: subscriberSource =>
{
var msg = "ClientPostedTripleStoreReadyInMemoryCloudHotAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(TripleClientSideModule.HotObservableSchedulerContext)
.Synchronize()
.Subscribe(onNext: async tripleObject =>
{
using var getTripleByCellIdTask = Task.Factory.StartNew(async() =>
{
// await Task.Yield();
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine("Reactive Event Stream Processing from Hot Observable");
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 TrinityTripleModuleClient.GetTripleByCellId(getRequest);
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0);
Log.WriteLine("Task ClientPostedTripleStoreReadyInMemoryCloudHotAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = getTripleByCellIdTask;
await writeToConsoleTask;
});
TripleClientSideModule.ClientPostedTripleStoreReadyInMemoryCloudHotAction.Connect();
TripleClientSideModule.TripleByCellIdReceivedAction
.ObserveOn(TripleClientSideModule.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "TripleByCellIdReceivedAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(TripleClientSideModule.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(
$"Triple Object Node: {tripleObjectFromGetRequest.TripleCell.Object}.");
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0);
Log.WriteLine("Task TripleByCellIdReceivedAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = getTripleBySubjectTask;
await writeToConsoleTask;
});
TripleClientSideModule.ClientPostedTripleSavedToMemoryCloudAction
.ObserveOn(TripleClientSideModule.ObserverOnNewThreadScheduler)
.Do(onNext: subscriberSource =>
{
var msg = "ClientPostedTripleSavedToMemoryCloudAction-1";
Log.WriteLine("{0} Subscription happened on this Thread: {1}", msg,
Thread.CurrentThread.ManagedThreadId);
})
.SubscribeOn(TripleClientSideModule.SubscribeOnEventLoopScheduler)
.Synchronize()
.Subscribe(onNext: async tripleStoreMemoryContext =>
{
using var reactToTriplePostedSavedToMemoryCloudTask = Task.Factory.StartNew(async() =>
{
//await Task.Yield();
await Task.Delay(0).ConfigureAwait(false);
Log.WriteLine("Success! Found the Triple in the TripleStore MemoryCloud");
var tripleStore = tripleStoreMemoryContext.NewTripleStore;
var subjectNode = tripleStore.TripleCell.Subject;
var predicateNode = tripleStore.TripleCell.Predicate;
var objectNode = tripleStore.TripleCell.Object;
Log.WriteLine($"Triple CellId in MemoryCloud: {tripleStoreMemoryContext.NewTripleStore.CellId}");
Log.WriteLine($"Subject Node: {subjectNode}");
Log.WriteLine($"Predicate Node: {predicateNode}");
Log.WriteLine($"Object Node: {objectNode}");
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0);
Log.WriteLine("Task ClientPostedTripleSavedToMemoryCloudAction Complete...");
}, cancellationToken: CancellationToken.None);
var storeFromMemoryCloudTask = reactToTriplePostedSavedToMemoryCloudTask;
await storeFromMemoryCloudTask;
});
//Log.WriteLine($"Please press the enter to continue!");
//Log.ReadLine();
// Prevents this host process from terminating so services keep running.
//Thread.Sleep(Timeout.Infinite);
// Main Processing Loop!
using var trinityClientProcessingLoopTask = Task.Factory.StartNew(async() =>
{
while (true)
{
try
{
//await Task.Yield();
var sampleTriple = new List <Triple>
{ new Triple { Subject = "Test-GraphEngineClient", Predicate = "is", Object = "Running" } };
using var tripleStreamWriter = new TripleStreamWriter(sampleTriple);
await TrinityTripleModuleClient.PostTriplesToServer(tripleStreamWriter).ConfigureAwait(false);
}
catch (Exception ex)
{
Log.WriteLine(ex.ToString());
}
await Task.Delay(0).ConfigureAwait(false);
}
/*
* return;
*/
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap();
var mainLoopTask = trinityClientProcessingLoopTask;
await mainLoopTask;
}
public unsafe static Task <ErrorCodeResponseReader> PostTriplesToServer(this Trinity.Storage.IMessagePassingEndpoint storage, TripleStreamWriter msg)
{
byte **bufferPtrs = stackalloc byte *[2];
int * size = stackalloc int[2];
byte * bufferPtr = stackalloc byte[TrinityProtocol.MsgHeader + TrinityProtocol.AsyncWithRspAdditionalHeaderLength];
bufferPtrs[0] = bufferPtr;
bufferPtrs[1] = msg.buffer + TrinityProtocol.MsgHeader;
size[0] = TrinityProtocol.MsgHeader + TrinityProtocol.AsyncWithRspAdditionalHeaderLength;
size[1] = msg.Length;
int token = Interlocked.Increment(ref TripleServerBase.s_PostTriplesToServer_token_counter);
var task_source = new TaskCompletionSource <ErrorCodeResponseReader>();
TripleServerBase.s_PostTriplesToServer_token_sources[token] = task_source;
*(int *)(bufferPtr) = TrinityProtocol.TrinityMsgHeader + msg.Length + TrinityProtocol.AsyncWithRspAdditionalHeaderLength;
*(TrinityMessageType *)(bufferPtr + TrinityProtocol.MsgTypeOffset) = TrinityMessageType.ASYNC_WITH_RSP;
*(ushort *)(bufferPtr + TrinityProtocol.MsgIdOffset) = (ushort)global::Trinity.Client.TestProtocols.TSL.CommunicationModule.TripleServer.AsynReqRspMessageType.PostTriplesToServer;
*(int *)(bufferPtr + TrinityProtocol.MsgHeader) = token;
*(int *)(bufferPtr + TrinityProtocol.MsgHeader + sizeof(int)) = Global.CloudStorage.MyInstanceId;
storage.SendMessage <TripleServerBase>(bufferPtrs, size, 2);
return(task_source.Task);
}
static async Task Main(string[] args)
{
TrinityConfig.CurrentRunningMode = RunningMode.Client;
TrinityConfig.LogEchoOnConsole = true;
TrinityConfig.LoggingLevel = LogLevel.Info;
Log.LogsWritten += Log_LogsWritten;
TrinityClient client = new TrinityClient("localhost:5304");
client.RegisterCommunicationModule <TripleModule>();
client.Start();
tripleModule = client.GetCommunicationModule <TripleModule>();
tripleModule.ExternalTripleReceivedAction.Subscribe(onNext: async tripleObjectFromServer =>
{
using var reactiveGraphEngineResponseTask = Task.Factory.StartNew(async() =>
{
await Task.Delay(0).ConfigureAwait(false);
Console.WriteLine($"Processing Timestamp: {DateTime.Now.ToString(CultureInfo.InvariantCulture)}");
Console.WriteLine($"Triple Subject Node: {tripleObjectFromServer.Subject}");
Console.WriteLine($"Triple Predicate Node: {tripleObjectFromServer.Predicate}");
Console.WriteLine($"Triple Object Node: {tripleObjectFromServer.Object}");
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0).ConfigureAwait(false);
Console.WriteLine("Task ExternalTripleReceivedAction Complete...");
}, cancellationToken: CancellationToken.None);
var writeToConsoleTask = reactiveGraphEngineResponseTask.ConfigureAwait(false);
await writeToConsoleTask;
});
tripleModule.ExternalTripleSavedToMemoryAction.Subscribe(onNext: async tripleStoreMemoryContext =>
{
using var retrieveTripleStoreFromMemoryCloudTask = Task.Factory.StartNew(async() =>
{
await Task.Delay(0).ConfigureAwait(false);
Console.WriteLine("Try locate the Triple in the TripleStore MemoryCloud");
foreach (var tripleNode in Global.LocalStorage.TripleStore_Selector())
{
if (tripleStoreMemoryContext.CellId != tripleNode.CellId)
{
continue;
}
Console.WriteLine("Success! Found the Triple in the TripleStore MemoryCloud");
var node = tripleNode.TripleCell;
var subjectNode = node.Subject;
var predicateNode = node.Predicate;
var objectNode = node.Object;
Console.WriteLine($"Triple CellId in MemoryCloud: {tripleNode.CellId}");
Console.WriteLine($"Subject Node: {subjectNode}");
Console.WriteLine($"Predicate Node: {predicateNode}");
Console.WriteLine($"Object Node: {objectNode}");
break;
}
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.HideScheduler,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(0).ConfigureAwait(false);
Console.WriteLine("Task ExternalTripleSavedToMemoryAction Complete...");
}, cancellationToken: CancellationToken.None);
var storeFromMemoryCloudTask = retrieveTripleStoreFromMemoryCloudTask.ConfigureAwait(false);
await storeFromMemoryCloudTask;
});
// -------------------------------------------------------
while (true)
{
try
{
using var trinityClientProcessingLoopTask = Task.Factory.StartNew(async() =>
{
await Task.Delay(500).ConfigureAwait(false);
List <Triple> triples = new List <Triple>
{
new Triple {
Subject = "foo", Predicate = "is", Object = "bar"
}
};
using var message = new TripleStreamWriter(triples);
using var rsp = await client.PostTriplesToServer(message).ConfigureAwait(false);
Console.WriteLine($"Server responses with rsp code={rsp.errno}");
}, cancellationToken: CancellationToken.None,
creationOptions: TaskCreationOptions.LongRunning,
scheduler: TaskScheduler.Current).Unwrap().ContinueWith(async _ =>
{
await Task.Delay(1000).ConfigureAwait(false);
Console.WriteLine("Task ExternalTripleSavedToMemoryAction Complete...");
}, cancellationToken: CancellationToken.None);
var mainLoopTask = trinityClientProcessingLoopTask.ConfigureAwait(false);
await mainLoopTask;
}
catch (Exception ex)
{
Console.WriteLine(ex.ToString());
}
await Task.Delay(500).ConfigureAwait(false);
}
}
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;
}
}
