protected void Application_Start()
{
Log.Trace();
// Set the maximum number of concurrent connections
HttpUtilities.SetServicePointDefaultConnectionLimit();
var shipHubConfig = new ShipHubCloudConfiguration();
ApplicationInsightsConfig.Register(shipHubConfig.ApplicationInsightsKey);
GlobalConfiguration.Configure((config) => WebApiConfig.Register(config, shipHubConfig.RaygunApiKey));
SimpleInjectorConfig.Register(shipHubConfig);
}
static void Main()
{
Log.Trace();
// Set the maximum number of concurrent connections
HttpUtilities.SetServicePointDefaultConnectionLimit();
var shipHubConfig = new ShipHubCloudConfiguration();
var azureWebJobsDashboard = shipHubConfig.AzureWebJobsDashboard;
var azureWebJobsStorage = shipHubConfig.AzureWebJobsStorage;
// Raygun Client
var raygunApiKey = shipHubConfig.RaygunApiKey;
RaygunClient raygunClient = null;
if (!raygunApiKey.IsNullOrWhiteSpace())
{
raygunClient = new RaygunClient(raygunApiKey);
raygunClient.AddWrapperExceptions(typeof(AggregateException));
}
// App Insights Client
var applicationInsightsKey = shipHubConfig.ApplicationInsightsKey;
TelemetryClient telemetryClient = null;
if (!applicationInsightsKey.IsNullOrWhiteSpace())
{
TelemetryConfiguration.Active.InstrumentationKey = applicationInsightsKey;
telemetryClient = new TelemetryClient();
}
var detailedLogger = new DetailedExceptionLogger(telemetryClient, raygunClient);
var container = CreateContainer(detailedLogger);
// Hack to address https://github.com/realartists/shiphub-server/issues/277
// I suspect that when DI occurs, the AzureBlobTraceListener is registered as a TraceListener
// but not initialized. To get around this, force Orleans to initialize now, before any
// TraceListeners get added.
var timer = new Stopwatch();
timer.Restart();
Log.Info("[Orleans Client]: Initializing");
container.GetInstance <IAsyncGrainFactory>();
timer.Stop();
Log.Info($"[Orleans Client]: Initialized in {timer.Elapsed}");
// Job Host Configuration
var config = new JobHostConfiguration()
{
DashboardConnectionString = azureWebJobsDashboard,
StorageConnectionString = azureWebJobsStorage,
JobActivator = new SimpleInjectorJobActivator(container),
};
config.Queues.MaxDequeueCount = 2; // Only try twice
// Gross manual DI
ConfigureGlobalLogging(config, telemetryClient, raygunClient);
var azureWebJobsServiceBus = shipHubConfig.AzureWebJobsServiceBus;
var sbConfig = new ServiceBusConfiguration()
{
ConnectionString = azureWebJobsServiceBus,
};
sbConfig.MessageOptions.MaxConcurrentCalls = 128;
#if DEBUG
config.UseDevelopmentSettings();
config.DashboardConnectionString = null;
sbConfig.MessageOptions.AutoRenewTimeout = TimeSpan.FromSeconds(10); // Abandon locks quickly
sbConfig.MessageOptions.MaxConcurrentCalls = 1;
config.Queues.MaxDequeueCount = 1;
#endif
// https://azure.microsoft.com/en-us/documentation/articles/service-bus-performance-improvements/ recommends
// 20x the processing rate/sec
var ratePerSecond = 1;
sbConfig.PrefetchCount = sbConfig.MessageOptions.MaxConcurrentCalls * 20 * ratePerSecond;
Log.Info($"[Service Bus]: Initializing");
timer.Restart();
var sbFactory = container.GetInstance <IServiceBusFactory>();
timer.Stop();
Log.Info($"[Service Bus]: Initialized in {timer.Elapsed}");
// Override default messaging provider to use pairing.
sbConfig.MessagingProvider = new PairedMessagingProvider(sbConfig, sbFactory);
config.UseServiceBus(sbConfig);
config.UseTimers();
config.UseCore(); // For ExecutionContext
Log.Info("[Job Host]: Starting");
using (var host = new JobHost(config)) {
#if DEBUG
host.Start();
Console.WriteLine("Press Any Key to Exit.");
Console.ReadLine();
Console.WriteLine("Stopping job host...");
host.Stop();
#else
host.RunAndBlock();
#endif
Log.Info("[Job Host]: Stopped");
}
}
