fix

Author: wxiaoguang

modules/storage/minio.go

@@ -142,7 +142,14 @@ func (m *MinioStorage) Save(path string, r io.Reader, size int64) (int64, error)
 		m.buildMinioPath(path),
 		r,
 		size,
-		minio.PutObjectOptions{ContentType: "application/octet-stream"},
+		minio.PutObjectOptions{
+			ContentType: "application/octet-stream",
+			// some storages like:
+			// * https://developers.cloudflare.com/r2/api/s3/api/
+			// * https://www.backblaze.com/b2/docs/s3_compatible_api.html
+			// they do not support "x-amz-checksum-algorithm" header, so use legacy MD5 checksum
+			SendContentMd5: true,
+		},
 	)
 	if err != nil {
 		return 0, convertMinioErr(err)