rpt.SetStatus(file.Name, "", fmt.Errorf("malformed zip - expecting format bucket/<config.json>"))
			continue
		}
		bucket, fileName := slc[0], slc[1]

		// create bucket if it does not exist yet.
		if _, ok := bucketMap[bucket]; !ok {
			err = objectAPI.MakeBucket(ctx, bucket, MakeBucketOptions{
				ForceCreate: true, // ignore if it already exists
			})
			if err != nil {