log::l("PATCH: 2006-existing-md");

use raid;
package raid;

undef *get_md_info;
*get_md_info = sub {
    my ($dev) = @_;
    my $conf = parse_mdadm_conf(scalar run_program::get_stdout('mdadm', '--detail', '--brief', '-v', $dev));

    @{$conf->{ARRAY}} or return;
    @{$conf->{ARRAY}} == 1 or internal_error("too many answers");
    $conf->{ARRAY}[0];
};