fix small file upload

src/controllers/upload.ts

@@ -25,6 +25,7 @@ export const UploadImage = async (ctx: Context) => {
         const uploadFiles: { fieldname: string, file: Readable, fname: string, encoding: string, mimeType: string }[] = []
         const results: any[] = [];
         const waitForUploads: Promise<any>[] = [];
+        const filesToUpload: Promise<Readable>[] = [];
         await busboy(ctx.req, {
             onFile: async(fieldname, _file, fname, encoding, mimeType) => {
                 const file = new Readable().wrap(_file);
@@ -35,7 +36,7 @@ export const UploadImage = async (ctx: Context) => {
                 if (['png', 'jpg', 'jpeg', 'gif', 'webp'].indexOf(ext) === -1) {
                     throw new Error('Unsupported image type');
                 }
-
+                file.pause();
                 const filename = `avatars/${uuid.v1()}.${ext}`;
                 console.log(`uploading ${fname} to ${filename}`)
                 const upload = new Upload({
@@ -52,6 +53,7 @@ export const UploadImage = async (ctx: Context) => {
             }
         });
         console.log(`waiting`);
+        filesToUpload.forEach((file) => file.resume());
         await Promise.all(waitForUploads);
         console.log(`finish`);
         ctx.body = results;