the LogMiddleware now produces less severe log enttries, which should keep the log more calm

middleware/middleware.go

@@ -19,19 +19,24 @@ func LogMiddleware(c *gin.Context) {
 	var xid = log.NewXIDWithTime(time.Now().UnixNano())
 	c.Set("xid", xid)
 	defer func() {
-		var entry = log.Info()
-		int := recover()
-		if int != nil {
-			err := int.(error)
+		var entry *log.Entry
+		interrupt := recover()
+		if interrupt != nil {
+			err := interrupt.(error)
 			c.Header("requestid", xid.String())
 			c.AbortWithStatus(http.StatusInternalServerError)
 			entry = log.Error().Err(err).Int("statuscode", 500)
 		} else {
 			statuscode := c.Writer.Status()
-			if statuscode >= 400 {
+			switch {
+			case statuscode >= 400 && statuscode < 500:
+				entry = log.Warn()
+			case statuscode >= 500:
 				entry = log.Error()
+			default:
+				entry = log.Info()
 			}
-			entry = entry.Int("statuscode", statuscode)
+			entry.Int("statuscode", statuscode)
 		}
 		entry.Int64("goroutine", log.Goid()).Xid("ID", xid).Msg("Request")
 	}()