f, err := os.Open(file)
			if err != nil {
				return err
			}
			if st, err := f.Stat(); err == nil {
				sz = st.Size()
			}
			defer f.Close()
			zr, err := zip.NewReader(f, sz)
			if err != nil {
				return err
			}
			for _, file := range zr.File {
				if !file.FileInfo().IsDir() && strings.HasSuffix(file.Name, ".healing.bin") {
					r, err := file.Open()
					if err != nil {
						return err
					}

		return
	}
	reader := bytes.NewReader(data)
	zr, err := zip.NewReader(reader, int64(len(data)))
	if err != nil {
		writeErrorResponseJSON(ctx, w, errorCodes.ToAPIErr(ErrInvalidRequest), r.URL)
		return
	}

	var skipped, removed, added madmin.IAMEntities
	var failed madmin.IAMErrEntities

	// import policies first
	{
		f, err := zr.Open(pathJoin(iamAssetsDir, allPoliciesFile))
		switch {

	dataZ, err := os.ReadFile("testdata/xl-meta-consist.zip")
	if err != nil {
		t.Fatal(err)
	}
	var vers [][]xlMetaV2ShallowVersion
	zr, err := zip.NewReader(bytes.NewReader(dataZ), int64(len(dataZ)))
	if err != nil {
		t.Fatal(err)
	}
	for _, file := range zr.File {
		if file.UncompressedSize64 == 0 {
			continue
		}
		in, err := file.Open()
		if err != nil {
			t.Fatal(err)
		}

					sz = st.Size()
				}
				defer f.Close()
				r = f
			}
			if ra, ok := r.(io.ReaderAt); ok && strings.HasSuffix(file, ".zip") {
				zr, err := zip.NewReader(ra, sz)
				if err != nil {
					return err
				}
				for _, file := range zr.File {
					if file.FileInfo().IsDir() {
						continue
					}
					if strings.HasSuffix(file.Name, "xl.meta") {
						r, err := file.Open()