separate ok and err intervals for sleep, dont exit on err

main.go

@@ -94,17 +94,29 @@ func parseOutStates(b []byte) []config.State {
 
 func _main() error {
 	for {
+		err := _mainOne()
+		if err != nil {
+			log.Println(err)
+		}
+		if config.Get().Once {
+			return err
+		}
+		if err != nil {
+			time.Sleep(config.Get().Interval.Error.Get())
+		} else {
+			time.Sleep(config.Get().Interval.OK.Get())
+		}
+	}
+	return nil
+}
+
+func _mainOne() error {
 	if err := config.Refresh(); err != nil {
 		return err
 	}
 	if err := once(); err != nil {
 		return err
 	}
-		if config.Get().Once {
-			break
-		}
-		time.Sleep(config.Get().Interval.Get())
-	}
 	return nil
 }