Allow nonexistent default configuration folder

cmd/cgr-engine/cgr-engine.go

@@ -518,7 +518,7 @@ func main() {
 		}
 		go startCdrc(cdrsChan, cdrcCfgs, cfg.HttpSkipTlsVerify, cdrServer, cfg.ConfigReloads[utils.CDRC])
 	}
-	if len(cfg.CdrcProfiles) != 0 {
+	if cdrcEnabled {
 		engine.Logger.Info("Starting CGRateS CDR client.")
 	}
 

config/config.go

@@ -102,6 +102,9 @@ func NewCGRConfigFromFolder(cfgDir string) (*CGRConfig, error) {
 	}
 	fi, err := os.Stat(cfgDir)
 	if err != nil {
+		if strings.HasSuffix(err.Error(), "no such file or directory") {
+			return cfg, nil
+		}
 		return nil, err
 	} else if !fi.IsDir() && cfgDir != utils.CONFIG_DIR { // If config dir defined, needs to exist, not checking for default
 		return nil, fmt.Errorf("Path: %s not a directory.", cfgDir)