. /lib/dracut-crypt-lib.sh
real_keydev="$1"; keypath="$2"; luksdev="$3"
[ -z "$real_keydev" -o -z "$keypath" ] && die 'probe-keydev: wrong usage!'
[ -z "$luksdev" ] && luksdev='*'
info "Probing $real_keydev for $keypath..."
test_dev -f "$real_keydev" "$keypath" || exit 1
info "Found $keypath on $real_keydev"
echo "$luksdev:$real_keydev:$keypath" >> /tmp/luks.keys