public ProjectionWorkerNode(
Guid workerId,
TFChunkDb db,
QueuedHandler inputQueue,
ITimeProvider timeProvider,
ISingletonTimeoutScheduler timeoutScheduler,
ProjectionType runProjections)
{
_runProjections = runProjections;
Ensure.NotNull(db, "db");
_coreOutput = new InMemoryBus("Core Output");
IPublisher publisher = CoreOutput;
_subscriptionDispatcher = new ReaderSubscriptionDispatcher(publisher);
_spoolProcessingResponseDispatcher = new SpooledStreamReadingDispatcher(publisher);
_ioDispatcher = new IODispatcher(publisher, new PublishEnvelope(inputQueue));
_eventReaderCoreService = new EventReaderCoreService(
publisher,
_ioDispatcher,
10,
db.Config.WriterCheckpoint,
runHeadingReader: runProjections >= ProjectionType.System);
_feedReaderService = new FeedReaderService(_subscriptionDispatcher, timeProvider);
if (runProjections >= ProjectionType.System)
{
_projectionCoreServiceCommandReader = new ProjectionCoreServiceCommandReader(
publisher,
_ioDispatcher,
workerId.ToString("N"));
var multiStreamWriter = new MultiStreamMessageWriter(_ioDispatcher);
_slaveProjectionResponseWriter = new SlaveProjectionResponseWriter(multiStreamWriter);
_projectionCoreService = new ProjectionCoreService(
workerId,
inputQueue,
publisher,
_subscriptionDispatcher,
timeProvider,
_ioDispatcher,
_spoolProcessingResponseDispatcher,
timeoutScheduler);
var responseWriter = new ResponseWriter(_ioDispatcher);
_coreResponseWriter = new ProjectionCoreResponseWriter(responseWriter);
}
}
public static void CreateManagerService(
StandardComponents standardComponents,
ProjectionsStandardComponents projectionsStandardComponents,
IDictionary<Guid, IPublisher> queues)
{
QueuedHandler inputQueue = projectionsStandardComponents.MasterInputQueue;
InMemoryBus outputBus = projectionsStandardComponents.MasterOutputBus;
var ioDispatcher = new IODispatcher(outputBus, new PublishEnvelope(inputQueue));
var projectionsController = new ProjectionsController(
standardComponents.HttpForwarder,
inputQueue,
standardComponents.NetworkSendService);
var forwarder = new RequestResponseQueueForwarder(
inputQueue: projectionsStandardComponents.MasterInputQueue,
externalRequestQueue: standardComponents.MainQueue);
if (projectionsStandardComponents.RunProjections != ProjectionType.None)
{
foreach (var httpService in standardComponents.HttpServices)
{
httpService.SetupController(projectionsController);
}
}
var commandWriter = new MultiStreamMessageWriter(ioDispatcher);
var projectionManagerCommandWriter = new ProjectionManagerCommandWriter(commandWriter);
var projectionManagerResponseReader = new ProjectionManagerResponseReader(outputBus, ioDispatcher, queues.Count);
var projectionManager = new ProjectionManager(
inputQueue,
outputBus,
queues,
new RealTimeProvider(),
projectionsStandardComponents.RunProjections,
ioDispatcher);
SubscribeMainBus(
projectionsStandardComponents.MasterMainBus,
projectionManager,
projectionsStandardComponents.RunProjections,
projectionManagerResponseReader,
ioDispatcher,
projectionManagerCommandWriter);
SubscribeOutputBus(standardComponents, projectionsStandardComponents, forwarder);
}
