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#!/bin/sh
# This script handles selecting whether to enable opal nesting with dm-crypt
. /usr/lib/partman/lib/crypto-base.sh
dev=$2
id=$3
part=$dev/$id
[ -f $part/method ] || exit 0
[ -f $part/crypto_type ] || exit 0
[ -f $part/cipher ] || exit 0
method=$(cat $part/method)
type=$(cat $part/crypto_type)
cipher=$(cat $part/cipher)
disk=$(cat $dev/device)
if [ $method = crypto ] && [ $type = dm-crypt ] && /usr/sbin/cryptsetup --help | grep -q hw-opal && blockdev-opal-supported $disk; then
crypto_dooption $part $type $cipher nested_opal
fi
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