func downloadHeaders(ctx context.Context, hq *headerQueue, finished chan<- *headerQueue) {
vhost, ok := contexts.GetVhost(ctx)
if !ok {
hq.err = fmt.Errorf("Could not get vhost from context.")
finished <- hq
return
}
resp, err := vhost.Upstream.GetHeader(hq.id.Path)
if err != nil {
hq.err = err
} else {
hq.header = resp.Header
//!TODO: handle allowed cache duration
hq.isCacheable, _ = utils.IsResponseCacheable(resp)
}
finished <- hq
}
func (s *Disk) startDownloadIndex(request *indexRequest) *indexDownload {
download := &indexDownload{
index: request.index,
requests: []*indexRequest{request},
}
go func(ctx context.Context, download *indexDownload, index types.ObjectIndex) {
file, resp, err := s.downloadIndex(ctx, index)
if err != nil {
download.err = err
} else {
download.file = file
//!TODO: handle allowed cache duration
download.isCacheable, _ = utils.IsResponseCacheable(resp)
if download.isCacheable {
s.writeObjectIDIfMissing(download.index.ObjID)
//!TODO: don't do it for each piece and sanitize the headers
s.writeHeaderToFile(download.index.ObjID, resp.Header)
}
}
s.downloaded <- download
}(request.context, download, request.index)
return download
}