Fixup concurrency on mediation runs and stats, improving tutorial CdrStats files

cmd/cgr-engine/cgr-engine.go

@@ -189,6 +189,7 @@ func startSessionManager(responder *engine.Responder, loggerDb engine.LogStorage
 		sm, _ = sessionmanager.NewOSipsSessionManager(cfg, raterConn, cdrsConn)
 	default:
 		engine.Logger.Err(fmt.Sprintf("<SessionManager> Unsupported session manger type: %s!", cfg.SMSwitchType))
+		exitChan <- true
 	}
 	if err = sm.Connect(); err != nil {
 		engine.Logger.Err(fmt.Sprintf("<SessionManager> error: %s!", err))

cmd/cgr-loader/cgr-loader.go

@@ -232,6 +232,9 @@ func main() {
 	}
 	if cdrstats != nil {
 		statsQueueIds, _ := loader.GetLoadedIds(engine.CDR_STATS_PREFIX)
+		if *flush {
+			statsQueueIds = []string{} // Force reload all
+		}
 		if len(statsQueueIds) != 0 {
 			if *verbose {
 				log.Print("Reloading CDRStats data")