文件上传增加错误信息返回

Former-commit-id: 474a2bc77b

adaptor/PCM-CORE/api/internal/handler/image/uploadhandler.go

@@ -25,6 +25,11 @@ var uploadTempPath = filepath.Join(uploadPath, "temp")
 func UploadHandler(svcCtx *svc.ServiceContext) http.HandlerFunc {
 	return func(w http.ResponseWriter, r *http.Request) {
 		file, fileHeader, err := r.FormFile("file")
+		if err != nil {
+			logx.Error(err)
+			result2.HttpResult(r, w, nil, err)
+			return
+		}
 		index := r.PostFormValue("index")
 		hash := r.PostFormValue("hash")