add opentelemetry tracing

cmd/kuriweb/main.go

@@ -46,6 +46,17 @@ func app(ctx context.Context) error {
 
 	log := config.NewSLogger(cfg.Log)
 
+	shutdownOtel, err := setupOtelSDK(ctx, cfg.Tracing)
+	if err != nil {
+		return fmt.Errorf("setting up otel sdk: %w", err)
+	}
+	defer func() {
+		err := shutdownOtel(ctx)
+		if err != nil {
+			xcontext.LogWithError(ctx, log, err, "shutting down sdk")
+		}
+	}()
+
 	sravniClient, err := sravni.NewClient(ctx, log, false)
 	if err != nil {
 		return fmt.Errorf("unable to make new sravni client: %w", err)
@@ -71,9 +82,20 @@ func app(ctx context.Context) error {
 
 	mapper := adapters.NewMemoryMapper(courseThematcisMapped, learningTypeMapped)
 
+	var dbengine service.RepositoryEngine
+	switch cfg.DBEngine {
+	case "ydb":
+		dbengine = service.RepositoryEngineYDB
+	case "sqlite":
+		dbengine = service.RepositoryEngineSqlite
+	default:
+		dbengine = service.RepositoryEngineUnknown
+	}
 	app, err := service.NewApplication(ctx, service.ApplicationConfig{
 		LogConfig: cfg.Log,
 		YDB:       cfg.YDB,
+		Sqlite:    cfg.Sqlite,
+		Engine:    dbengine,
 	}, mapper)
 	if err != nil {
 		return fmt.Errorf("making new application: %w", err)
@@ -113,6 +135,11 @@ func app(ctx context.Context) error {
 
 		xcontext.LogInfo(ctx, log, "server closed successfuly")
 
+		err = shutdownOtel(sdctx)
+		if err != nil {
+			return fmt.Errorf("shutting down sdk: %w", err)
+		}
+
 		return nil
 	})