subspace_data_retrieval::segment_downloading

Function download_segment_pieces

Source 
pub async fn download_segment_pieces<PG>(
    segment_index: SegmentIndex,
    piece_getter: &PG,
    retries: usize,
    retry_delay: Option<Duration>,
) -> Result<Vec<Option<Piece>>, SegmentDownloadingError>
where
    PG: PieceGetter,
Expand description

Downloads pieces of a segment so that segment can be reconstructed afterward. Repeatedly attempts to download pieces until the required number of pieces is reached.

Prefers source pieces if available, on error returns the number of available pieces.