private IEventPipeline GetPipeline()
{
if (_pipeline == null)
{
_pipeline = _pipelineFactory.Setup();
}
return(_pipeline);
}
/// <summary>
/// Creates a new instance of the eventbus
/// </summary>
/// <param name="pipelineFactory"></param>
/// <param name="pipelineId"></param>
public EventBus(IPipelineFactory pipelineFactory, string pipelineId)
{
_pipelineFactory = pipelineFactory;
PipelineId = pipelineId;
var storage = GlobalConfiguration.Configuration.Resolve <IStorage>();
_metricService = new MetricService(storage, pipelineId);
_queue = new EventQueue();
_logger = LoggerConfiguration.Setup
(
s =>
{
s.AddWriter(new ProcessedEventMetricCounter(_metricService, pipelineId));
s.AddWriter(new ActiveWorkersLogWriter(pipelineId));
s.AddWriter(new LogEventStatisticWriter(pipelineId));
}
);
_metricService.SetMetric(new Metric(MetricType.ThreadCount, "Active Workers", _processors.Count));
_metricService.SetMetric(new Metric(MetricType.QueueSize, "Events in Queue", _queue.Count));
_metricService.SetPipelineHeartbeat();
var options = _pipelineFactory.Options.Merge(GlobalConfiguration.Configuration.GetOptions());
_minProcessors = options.MinProcessors;
_cleanupLock = new DispatcherLock();
_dispatcher = new EventBusPorcessDispatcher(_processors, _queue, () => new EventProcessor(new EventPipelineWorker(_queue, () => _pipelineFactory.Setup(), _logger, _metricService), CleanupProcessors, _logger), _logger, _metricService, options);
RunDispatcher();
}