If len is zero, return error

rpcpool · Aug 16, 2023 · 0f60ba9 · 0f60ba9
1 parent f3c5ddb
commit 0f60ba9
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/http-range.go b/http-range.go
@@ -58,6 +58,9 @@ func remoteHTTPFileAsIoReaderAt(ctx context.Context, url string) (ReaderAtCloser
 	if err != nil {
 		return nil, err
 	}
+	if contentLength == 0 {
+		return nil, fmt.Errorf("missing Content-Length/Content-Range header, or file is empty")
+	}
 
 	// Create a cache with a default expiration time of 5 minutes, and which
 	// purges expired items every 10 minutes