Commit 08948141 authored by Milan Broz's avatar Milan Broz

Add some simple reenc test.

parent cc948df1
TESTS = api-test compat-test loopaes-test align-test discards-test mode-test password-hash-test \
verity-compat-test
if REENCRYPT
TESTS += reencryption-compat-test
endif
EXTRA_DIST = compatimage.img.bz2 valid_header_file.bz2 \
evil_hdr-payload_overwrite.bz2 \
evil_hdr-stripes_payload_dmg.bz2 \
......@@ -8,6 +12,7 @@ EXTRA_DIST = compatimage.img.bz2 valid_header_file.bz2 \
evil_hdr-small_luks_device.bz2 \
compat-test loopaes-test align-test discards-test mode-test password-hash-test \
verity-compat-test \
reencryption-compat-test \
cryptsetup-valg-supps valg.sh valg-api.sh
CLEANFILES = cryptsetup-tst* valglog*
......
#!/bin/bash
CRYPTSETUP=../src/cryptsetup
REENC=../src/cryptsetup-reencrypt
DEV_NAME=reenc9768
IMG=reenc-data
KEY1=key1
function remove_mapping()
{
[ -b /dev/mapper/$DEV_NAME ] && dmsetup remove $DEV_NAME
[ ! -z "$LOOPDEV1" ] && losetup -d $LOOPDEV1 >/dev/null 2>&1
rm -f $IMG $KEY1 >/dev/null 2>&1
LOOPDEV1=""
}
function fail()
{
[ -n "$1" ] && echo "$1"
echo "FAILED"
remove_mapping
exit 2
}
function skip()
{
[ -n "$1" ] && echo "$1"
exit 0
}
function open_crypt()
{
if [ -n "$1" ] ; then
echo "$1" | $CRYPTSETUP luksOpen $LOOPDEV1 $DEV_NAME || fail
else
$CRYPTSETUP luksOpen -d key1 $LOOPDEV1 $DEV_NAME || fail
fi
}
function wipe() # $1 pass
{
open_crypt $1
dd if=/dev/zero of=/dev/mapper/$DEV_NAME bs=256k >/dev/null 2>&1
$CRYPTSETUP luksClose $DEV_NAME || fail
}
function prepare() # $1 dev1_siz
{
remove_mapping
dd if=/dev/zero of=$IMG bs=1k count=$1 >/dev/null 2>&1
LOOPDEV1=$(losetup -f 2>/dev/null)
[ -z "$LOOPDEV1" ] && fail "No free loop device"
losetup $LOOPDEV1 $IMG
if [ ! -e $KEY1 ]; then
dd if=/dev/urandom of=$KEY1 count=1 bs=32 >/dev/null 2>&1
fi
}
function check_hash() # $1 pwd, $2 hash
{
open_crypt $1
HASH=$(sha256sum /dev/mapper/$DEV_NAME | cut -d' ' -f 1)
[ $HASH != "$2" ] && fail "HASH differs ($HASH)"
$CRYPTSETUP remove $DEV_NAME || fail
}
[ $(id -u) != 0 ] && skip "WARNING: You must be root to run this test, test skipped."
[ ! -x "$REENC" ] && skip "Cannot find $REENC, test skipped."
# REENCRYPTION tests
HASH1=b69dae56a14d1a8314ed40664c4033ea0a550eea2673e04df42a66ac6b9faf2c
HASH2=d85ef2a08aeac2812a648deb875485a6e3848fc3d43ce4aa380937f08199f86b
echo "[1] Reencryption"
prepare 8192
echo "key0" | $CRYPTSETUP -q luksFormat -s 128 -c aes-cbc-plain -i 1 --align-payload 4096 $LOOPDEV1 || fail
wipe "key0"
check_hash "key0" $HASH1
echo "key0" | $REENC $LOOPDEV1 -q
check_hash "key0" $HASH1
echo "key0" | $REENC $LOOPDEV1 -q -s 256
check_hash "key0" $HASH1
echo "key0" | $REENC $LOOPDEV1 -q -s 256 -c aes-xts-plain64 -h sha256
check_hash "key0" $HASH1
echo "[2] Reencryption with data shift"
echo "key0" | $CRYPTSETUP -q luksFormat -s 128 -i 1 --align-payload 2048 $LOOPDEV1 || fail
wipe "key0"
echo "key0" | $REENC $LOOPDEV1 -q -s 256 --reduce-device-size 1024 || fail
check_hash "key0" $HASH2
echo "key0" | $REENC $LOOPDEV1 -q -i 1 || fail
check_hash "key0" $HASH2
echo "[3] Reencryption with keyfile"
echo "key0" | $CRYPTSETUP -q luksFormat -d key1 -s 128 -i 1 --align-payload 4096 $LOOPDEV1 || fail
wipe
check_hash "" $HASH1
echo "key0" | $CRYPTSETUP -q luksAddKey -d key1 $LOOPDEV1 || fail
$REENC $LOOPDEV1 -d key1 -S 0 -i 1 -q || fail
check_hash "" $HASH1
# FIXME echo "key0" | $REENC ...
remove_mapping
exit 0
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