public TempCode(CTDbContext c, CreateBoxTokenTask createBoxTokenTask, UpdateBoxTokenTask updateBoxTokenTask,
SceneDetectionTask ePubGeneratorTask, ProcessVideoTask processVideoTask, GenerateVTTFileTask generateVTTFileTask,
TranscriptionTask transcriptionTask, ConvertVideoToWavTask convertVideoToWavTask, DownloadMediaTask downloadMediaTask,
DownloadPlaylistInfoTask downloadPlaylistInfoTask, QueueAwakerTask queueAwakerTask, RpcClient rpcClient)
{
context = c;
_createBoxTokenTask = createBoxTokenTask;
_updateBoxTokenTask = updateBoxTokenTask;
_sceneDetectionTask = ePubGeneratorTask;
_processVideoTask = processVideoTask;
_generateVTTFileTask = generateVTTFileTask;
_transcriptionTask = transcriptionTask;
_convertVideoToWavTask = convertVideoToWavTask;
_downloadMediaTask = downloadMediaTask;
_downloadPlaylistInfoTask = downloadPlaylistInfoTask;
_queueAwakerTask = queueAwakerTask;
_rpcClient = rpcClient;
}
public static void Main()
{
var configuration = CTDbContext.GetConfigurations();
// This project relies on Dependency Injection to configure its various services,
// For more info, https://docs.microsoft.com/en-us/aspnet/core/fundamentals/dependency-injection?view=aspnetcore-3.1
// All the services used are configured using the service provider.
var serviceProvider = new ServiceCollection()
.AddLogging(builder =>
{
builder.AddConsole();
builder.AddFilter <Microsoft.Extensions.Logging.ApplicationInsights.ApplicationInsightsLoggerProvider>
("", LogLevel.Warning);
builder.AddApplicationInsights(configuration.GetValue <string>("APPLICATION_INSIGHTS_KEY"));
})
.AddOptions()
.Configure <AppSettings>(configuration)
.AddDbContext <CTDbContext>(options => options.UseLazyLoadingProxies().UseNpgsql(CTDbContext.ConnectionStringBuilder()))
.AddSingleton <RabbitMQConnection>()
.AddSingleton <CaptionQueries>()
.AddSingleton <DownloadPlaylistInfoTask>()
.AddSingleton <DownloadMediaTask>()
.AddSingleton <ConvertVideoToWavTask>()
.AddSingleton <TranscriptionTask>()
.AddSingleton <QueueAwakerTask>()
.AddSingleton <GenerateVTTFileTask>()
.AddSingleton <RpcClient>()
.AddSingleton <ProcessVideoTask>()
.AddSingleton <MSTranscriptionService>()
.AddSingleton <SceneDetectionTask>()
.AddSingleton <UpdateBoxTokenTask>()
.AddSingleton <CreateBoxTokenTask>()
.AddSingleton <BuildElasticIndexTask>()
.AddSingleton <ExampleTask>()
.AddSingleton <CleanUpElasticIndexTask>()
.AddSingleton <BoxAPI>()
.AddScoped <Seeder>()
.AddScoped <SlackLogger>()
.AddSingleton <TempCode>()
.BuildServiceProvider();
_serviceProvider = serviceProvider;
_logger = serviceProvider.GetRequiredService <ILogger <Program> >();
Globals.appSettings = serviceProvider.GetService <IOptions <AppSettings> >().Value;
TaskEngineGlobals.KeyProvider = new KeyProvider(Globals.appSettings);
AppDomain currentDomain = AppDomain.CurrentDomain;
currentDomain.UnhandledException += new UnhandledExceptionEventHandler(ExceptionHandler);
_logger.LogInformation("Seeding database");
// Seed the database, with some initial data.
Seeder seeder = serviceProvider.GetService <Seeder>();
seeder.Seed();
_logger.LogInformation("Starting TaskEngine");
// Delete any pre-existing queues on rabbitMQ.
RabbitMQConnection rabbitMQ = serviceProvider.GetService <RabbitMQConnection>();
_logger.LogInformation("RabbitMQ - deleting all queues");
rabbitMQ.DeleteAllQueues();
//TODO/TOREVIEW: Should we create all of the queues _before_ starting them?
// In the current version (all old messages deleted) it is ununnecessary
// But it seems cleaner to me to create them all first before starting them
ushort concurrent_videotasks = toUInt16(Globals.appSettings.MAX_CONCURRENT_VIDEO_TASKS, NO_CONCURRENCY);
ushort concurrent_synctasks = toUInt16(Globals.appSettings.MAX_CONCURRENT_SYNC_TASKS, MIN_CONCURRENCY);
ushort concurrent_transcriptions = toUInt16(Globals.appSettings.MAX_CONCURRENT_TRANSCRIPTIONS, MIN_CONCURRENCY);
// Create and start consuming from all queues.
// Upstream Sync related
_logger.LogInformation($"Creating DownloadPlaylistInfoTask & DownloadMediaTask consumers. Concurrency={concurrent_synctasks} ");
serviceProvider.GetService <DownloadPlaylistInfoTask>().Consume(concurrent_synctasks);
serviceProvider.GetService <DownloadMediaTask>().Consume(concurrent_synctasks);
// Transcription Related
_logger.LogInformation($"Creating TranscriptionTask & GenerateVTTFileTask consumers. Concurrency={concurrent_transcriptions} ");
serviceProvider.GetService <TranscriptionTask>().Consume(concurrent_transcriptions);
serviceProvider.GetService <GenerateVTTFileTask>().Consume(concurrent_transcriptions);
// Video Processing Related
_logger.LogInformation($"Creating ProcessVideoTask & SceneDetectionTask consumers. Concurrency={concurrent_videotasks} ");
serviceProvider.GetService <ProcessVideoTask>().Consume(concurrent_videotasks);
serviceProvider.GetService <SceneDetectionTask>().Consume(concurrent_videotasks);
// We dont want concurrency for these tasks
_logger.LogInformation("Creating QueueAwakerTask and Box token tasks consumers.");
serviceProvider.GetService <QueueAwakerTask>().Consume(NO_CONCURRENCY); //TODO TOREVIEW: NO_CONCURRENCY?
serviceProvider.GetService <UpdateBoxTokenTask>().Consume(NO_CONCURRENCY);
serviceProvider.GetService <CreateBoxTokenTask>().Consume(NO_CONCURRENCY);
// Elastic Search index should be built after TranscriptionTask
serviceProvider.GetService <BuildElasticIndexTask>().Consume(NO_CONCURRENCY);
// Outdated Elastic Search index would be removed
serviceProvider.GetService <CleanUpElasticIndexTask>().Consume(NO_CONCURRENCY);
serviceProvider.GetService <ExampleTask>().Consume(NO_CONCURRENCY);
_logger.LogInformation("Done creating task consumers");
//nolonger used :
// nope serviceProvider.GetService<nope ConvertVideoToWavTask>().Consume(concurrent_videotasks);
bool hacktest = false;
if (hacktest)
{
TempCode tempCode = serviceProvider.GetService <TempCode>();
tempCode.Temp();
return;
}
_logger.LogInformation("All done!");
QueueAwakerTask queueAwakerTask = serviceProvider.GetService <QueueAwakerTask>();
int periodicCheck = Math.Max(1, Convert.ToInt32(Globals.appSettings.PERIODIC_CHECK_EVERY_MINUTES));
_logger.LogInformation("Periodic Check Every {0} minutes", periodicCheck);
var timeInterval = new TimeSpan(0, periodicCheck, 0);
// Check for new tasks every "timeInterval".
// The periodic check will discover all undone tasks
// TODO/REVIEW: However some tasks also publish the next items
while (true)
{
queueAwakerTask.Publish(new JObject
{
{ "Type", TaskType.PeriodicCheck.ToString() }
});
Thread.Sleep(timeInterval);
}
;
}