Adding upstream version 2:2.3.7.upstream/2%2.3.7upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

2 files changed, 870 insertions, 0 deletions

diff --git a/tests/reencryption-compat-test b/tests/reencryption-compat-test
new file mode 100755
index 0000000..6dc85bd
--- /dev/null
+++ b/tests/reencryption-compat-test
@@ -0,0 +1,397 @@
+#!/bin/bash
+
+[ -z "$CRYPTSETUP_PATH" ] && CRYPTSETUP_PATH=".."
+CRYPTSETUP=$CRYPTSETUP_PATH/cryptsetup
+REENC=$CRYPTSETUP_PATH/cryptsetup-reencrypt
+FAST_PBKDF="--pbkdf-force-iterations 1000"
+
+DEV_NAME=reenc9768
+DEV_NAME2=reenc1273
+IMG=reenc-data
+IMG_HDR=$IMG.hdr
+ORIG_IMG=reenc-data-orig
+KEY1=key1
+PWD1="93R4P4pIqAH8"
+PWD2="1cND4319812f"
+PWD3="1-9Qu5Ejfnqv"
+
+MNT_DIR=./mnt_luks
+START_DIR=$(pwd)
+
+function del_scsi_device()
+{
+	rmmod scsi_debug 2>/dev/null
+	sleep 2
+}
+
+function remove_mapping()
+{
+	[ -b /dev/mapper/$DEV_NAME2 ] && dmsetup remove --retry $DEV_NAME2
+	[ -b /dev/mapper/$DEV_NAME ] && dmsetup remove --retry $DEV_NAME
+	[ ! -z "$LOOPDEV1" ] && losetup -d $LOOPDEV1 >/dev/null 2>&1
+	rm -f $IMG $IMG_HDR $ORIG_IMG $KEY1 >/dev/null 2>&1
+	umount $MNT_DIR > /dev/null 2>&1
+	rmdir $MNT_DIR > /dev/null 2>&1
+	LOOPDEV1=""
+	del_scsi_device
+}
+
+function fail()
+{
+	[ -n "$1" ] && echo "$1"
+	echo "FAILED backtrace:"
+	while caller $frame; do ((frame++)); done
+	cd $START_DIR
+	remove_mapping
+	exit 2
+}
+
+function skip()
+{
+	[ -n "$1" ] && echo "$1"
+	exit 77
+}
+
+function add_scsi_device() {
+	del_scsi_device
+        modprobe scsi_debug $@ delay=0
+        if [ $? -ne 0 ] ; then
+                echo "This kernel seems to not support proper scsi_debug module, test skipped."
+                exit 77
+        fi
+
+        sleep 2
+        SCSI_DEV="/dev/"$(grep -l -e scsi_debug /sys/block/*/device/model | cut -f4 -d /)
+        [ -b $SCSI_DEV ] || fail "Cannot find $SCSI_DEV."
+}
+
+function open_crypt() # $1 pwd, $2 hdr
+{
+	if [ -n "$2" ] ; then
+		echo "$1" | $CRYPTSETUP luksOpen $LOOPDEV1 $DEV_NAME --header $2 || fail
+	elif [ -n "$1" ] ; then
+		echo "$1" | $CRYPTSETUP luksOpen $LOOPDEV1 $DEV_NAME || fail
+	else
+		$CRYPTSETUP luksOpen -d $KEY1 $LOOPDEV1 $DEV_NAME || fail
+	fi
+}
+
+function wipe_dev() # $1 dev
+{
+	dd if=/dev/zero of=$1 bs=256k >/dev/null 2>&1
+}
+
+function wipe() # $1 pass
+{
+	open_crypt $1
+	wipe_dev /dev/mapper/$DEV_NAME
+	udevadm settle >/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_dev() # $1 dev, $2 hash
+{
+	HASH=$(sha256sum $1 | cut -d' ' -f 1)
+	[ $HASH != "$2" ] && fail "HASH differs ($HASH)"
+}
+
+function check_hash() # $1 pwd, $2 hash, $3 hdr
+{
+	open_crypt $1 $3
+	check_hash_dev /dev/mapper/$DEV_NAME $2
+	$CRYPTSETUP remove $DEV_NAME || fail
+}
+
+function backup_orig()
+{
+	sync
+	losetup -d $LOOPDEV1
+	cp $IMG $ORIG_IMG
+	losetup $LOOPDEV1 $IMG
+}
+
+function rollback()
+{
+	sync
+	losetup -d $LOOPDEV1
+	cp $ORIG_IMG $IMG
+	losetup $LOOPDEV1 $IMG
+}
+
+function check_slot() #space separated list of ENABLED key slots
+{
+	local _KS0=DISABLED
+	local _KS1=$_KS0 _KS2=$_KS0 _KS3=$_KS0 _KS4=$_KS0 _KS5=$_KS0 _KS6=$_KS0 _KS7=$_KS0
+	local _tmp
+
+	for _tmp in $*; do
+		eval _KS$_tmp=ENABLED
+	done
+
+	local _out=$($CRYPTSETUP luksDump $LOOPDEV1 | grep -e "Key Slot" | cut -d ' ' -f 4)
+
+	local _i=0
+	for _tmp in $_out; do
+		eval local _orig="\${_KS${_i}}"
+		if [ "$_tmp" != "$_orig" ]; then
+			echo "Keyslot $_i is $_tmp, expected result: $_orig"
+			return 1
+		fi
+		_i=$[_i+1]
+	done
+
+	return 0
+}
+
+function simple_scsi_reenc()
+{
+	echo -n "$1"
+	echo $PWD1 | $CRYPTSETUP luksFormat --type luks1 $FAST_PBKDF $SCSI_DEV || fail
+
+	echo $PWD1 | $CRYPTSETUP luksOpen $SCSI_DEV $DEV_NAME || fail
+	HASH=$(sha256sum /dev/mapper/$DEV_NAME | cut -d' ' -f 1)
+	$CRYPTSETUP luksClose $DEV_NAME || fail
+
+	echo $PWD1 | $REENC -q $FAST_PBKDF $SCSI_DEV || fail
+
+	echo $PWD1 | $CRYPTSETUP luksOpen $SCSI_DEV $DEV_NAME || fail
+	check_hash_dev /dev/mapper/$DEV_NAME $HASH
+	$CRYPTSETUP luksClose $DEV_NAME || fail
+}
+
+function mount_and_test() {
+	test -d $MNT_DIR || mkdir -p $MNT_DIR
+	mount $@ $MNT_DIR 2>/dev/null || {
+		echo -n "failed to mount [SKIP]"
+		return 0
+	}
+	rm $MNT_DIR/* 2>/dev/null
+	cd $MNT_DIR
+
+	if [ "${REENC:0:1}" != "/" ] ; then
+		MNT_REENC=$START_DIR/$REENC
+	else
+		MNT_REENC=$REENC
+	fi
+
+	echo $PWD2 | $MNT_REENC $LOOPDEV1 -q --use-fsync --use-directio --write-log $FAST_PBKDF || return 1
+	cd $START_DIR
+	umount $MNT_DIR
+	echo -n [OK]
+}
+
+function test_logging_tmpfs() {
+	echo -n "[tmpfs]"
+	mount_and_test -t tmpfs none -o size=$[25*1024*1024] || return 1
+	echo
+}
+
+function test_logging() {
+	echo -n "$1:"
+	for img in $(ls img_fs*img.xz) ; do
+		wipefs -a $SCSI_DEV > /dev/null
+		echo -n "[${img%.img.xz}]"
+		xz -d -c $img | dd of=$SCSI_DEV bs=4k >/dev/null 2>&1
+		mount_and_test $SCSI_DEV || return 1
+	done
+	echo
+}
+
+[ $(id -u) != 0 ] && skip "WARNING: You must be root to run this test, test skipped."
+[ ! -x "$REENC" ] && skip "Cannot find $REENC, test skipped."
+which wipefs >/dev/null 2>&1 ||  skip "Cannot find wipefs, test skipped."
+
+# REENCRYPTION tests
+
+HASH1=b69dae56a14d1a8314ed40664c4033ea0a550eea2673e04df42a66ac6b9faf2c
+HASH2=d85ef2a08aeac2812a648deb875485a6e3848fc3d43ce4aa380937f08199f86b
+HASH3=e4e5749032a5163c45125eccf3e8598ba5ed840df442c97e1d5ad4ad84359605
+HASH4=2daeb1f36095b44b318410b3f4e8b5d989dcc7bb023d1426c492dab0a3053e74
+HASH5=5f70bf18a086007016e948b04aed3b82103a36bea41755b6cddfaf10ace3c6ef
+
+echo "[1] Reencryption"
+prepare 8192
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks1 -s 128 -c aes-cbc-plain $FAST_PBKDF --align-payload 4096 $LOOPDEV1 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q $FAST_PBKDF
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q -s 256 $FAST_PBKDF
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q -s 256 -c aes-xts-plain64 -h sha256 $FAST_PBKDF
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q --use-directio $FAST_PBKDF
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q --master-key-file /dev/urandom $FAST_PBKDF
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q -s 512 --master-key-file /dev/urandom $FAST_PBKDF
+check_hash $PWD1 $HASH1
+$CRYPTSETUP --type luks1 luksDump $LOOPDEV1 > /dev/null || fail
+
+echo "[2] Reencryption with data shift"
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks1 -c aes-cbc-essiv:sha256 -s 128 $FAST_PBKDF --align-payload 2048 $LOOPDEV1 || fail
+wipe $PWD1
+echo $PWD1 | $REENC $LOOPDEV1 -q -s 256 --reduce-device-size 1024S $FAST_PBKDF || fail
+check_hash $PWD1 $HASH2
+echo $PWD1 | $REENC $LOOPDEV1 -q $FAST_PBKDF || fail
+check_hash $PWD1 $HASH2
+$CRYPTSETUP --type luks1 luksDump $LOOPDEV1 > /dev/null || fail
+
+echo "[3] Reencryption with keyfile"
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks1 -d $KEY1 -c aes-cbc-essiv:sha256 -s 128 $FAST_PBKDF --align-payload 4096 $LOOPDEV1 || fail
+wipe
+check_hash "" $HASH1
+echo $PWD1 | $CRYPTSETUP -q luksAddKey -d $KEY1 $LOOPDEV1 $FAST_PBKDF || fail
+$REENC $LOOPDEV1 -d $KEY1 $FAST_PBKDF -q 2>/dev/null && fail
+$REENC $LOOPDEV1 -d $KEY1 -S 0 $FAST_PBKDF -q || fail
+check_hash "" $HASH1
+check_slot 0 || fail "Only keyslot 0 expected to be enabled"
+$REENC $LOOPDEV1 -d $KEY1 $FAST_PBKDF -q || fail
+# FIXME echo $PWD1 | $REENC ...
+
+echo "[4] Encryption of not yet encrypted device"
+# well, movin' zeroes :-)
+OFFSET=2048
+SIZE=$(blockdev --getsz $LOOPDEV1)
+wipe_dev $LOOPDEV1
+dmsetup create $DEV_NAME2 --table "0 $(($SIZE - $OFFSET)) linear $LOOPDEV1 0" || fail
+check_hash_dev /dev/mapper/$DEV_NAME2 $HASH3
+dmsetup remove --retry $DEV_NAME2 || fail
+echo $PWD1 | $REENC $LOOPDEV1 -c aes-cbc-essiv:sha256 -s 128 --new --type luks1 --reduce-device-size "$OFFSET"S -q $FAST_PBKDF || fail
+check_hash $PWD1 $HASH3
+$CRYPTSETUP --type luks1 luksDump $LOOPDEV1 > /dev/null || fail
+# 64MiB + 1 KiB
+prepare 65537
+OFFSET=131072
+SIZE=$(blockdev --getsz $LOOPDEV1)
+wipe_dev $LOOPDEV1
+dmsetup create $DEV_NAME2 --table "0 $(($SIZE - $OFFSET)) linear $LOOPDEV1 0" || fail
+check_hash_dev /dev/mapper/$DEV_NAME2 $HASH5
+dmsetup remove --retry $DEV_NAME2 || fail
+echo $PWD1 | $REENC $LOOPDEV1 -c aes-cbc-essiv:sha256 -s 128 --new --type luks1 --reduce-device-size "$OFFSET"S -q $FAST_PBKDF || fail
+check_hash $PWD1 $HASH5
+$CRYPTSETUP --type luks1 luksDump $LOOPDEV1 > /dev/null || fail
+prepare 8192
+OFFSET=4096
+echo fake | $REENC $LOOPDEV1 -d $KEY1 --new --type luks1 --reduce-device-size "$OFFSET"S -q $FAST_PBKDF || fail
+$CRYPTSETUP open --test-passphrase $LOOPDEV1 -d $KEY1 || fail
+wipe_dev $LOOPDEV1
+
+echo "[5] Reencryption using specific keyslot"
+echo $PWD2 | $CRYPTSETUP -q luksFormat --type luks1 $FAST_PBKDF $LOOPDEV1 || fail
+echo -e "$PWD2\n$PWD1" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF -S 1 $LOOPDEV1 || fail
+echo -e "$PWD2\n$PWD2" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF -S 2 $LOOPDEV1 || fail
+echo -e "$PWD2\n$PWD1" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF -S 3 $LOOPDEV1 || fail
+echo -e "$PWD2\n$PWD2" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF -S 4 $LOOPDEV1 || fail
+echo -e "$PWD2\n$PWD1" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF -S 5 $LOOPDEV1 || fail
+echo -e "$PWD2\n$PWD2" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF -S 6 $LOOPDEV1 || fail
+echo -e "$PWD2\n$PWD3" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF -S 7 $LOOPDEV1 || fail
+backup_orig
+echo $PWD2 | $REENC $FAST_PBKDF -S 0 -q $LOOPDEV1 || fail
+check_slot 0 || fail "Only keyslot 0 expected to be enabled"
+wipe $PWD2
+rollback
+echo $PWD1 | $REENC $FAST_PBKDF -S 1 -q $LOOPDEV1 || fail
+check_slot 1 || fail "Only keyslot 1 expected to be enabled"
+wipe $PWD1
+rollback
+echo $PWD2 | $REENC $FAST_PBKDF -S 6 -q $LOOPDEV1 || fail
+check_slot 6 || fail "Only keyslot 6 expected to be enabled"
+wipe $PWD2
+rollback
+echo $PWD3 | $REENC $FAST_PBKDF -S 7 -q $LOOPDEV1 || fail
+check_slot 7 || fail "Only keyslot 7 expected to be enabled"
+wipe $PWD3
+rollback
+echo $PWD3 | $REENC $FAST_PBKDF -S 8 -q $LOOPDEV1 2>/dev/null && fail
+$CRYPTSETUP luksDump $LOOPDEV1 > /dev/null || fail
+
+echo "[6] Reencryption using all active keyslots"
+echo -e "$PWD2\n$PWD1\n$PWD2\n$PWD1\n$PWD2\n$PWD1\n$PWD2\n$PWD3" | $REENC -q $LOOPDEV1 $FAST_PBKDF || fail
+check_slot 0 1 2 3 4 5 6 7 || fail "All keyslots expected to be enabled"
+
+echo "[7] Reencryption of block devices with different block size"
+add_scsi_device sector_size=512 dev_size_mb=8
+simple_scsi_reenc "[512 sector]"
+add_scsi_device sector_size=4096 dev_size_mb=8
+simple_scsi_reenc "[4096 sector]"
+add_scsi_device sector_size=512 physblk_exp=3 dev_size_mb=8
+simple_scsi_reenc "[4096/512 sector]"
+echo "[OK]"
+
+echo "[8] Header only reencryption (hash and iteration time)"
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks1 --hash sha1 $FAST_PBKDF $LOOPDEV1 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q --keep-key || fail
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q --keep-key --pbkdf-force-iterations 999 2>/dev/null && fail
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q --keep-key --hash sha256 --pbkdf-force-iterations 1001
+check_hash $PWD1 $HASH1
+[ "$($CRYPTSETUP luksDump $LOOPDEV1 | grep -A1 -m1 "Key Slot 0" | grep Iterations: | sed -e 's/[[:space:]]\+Iterations:\ \+//g')" -eq 1001 ] || fail
+[ "$($CRYPTSETUP luksDump $LOOPDEV1 | grep -m1 "Hash spec:" | cut -f2)" = "sha256" ] || fail
+echo $PWD1 | $REENC $LOOPDEV1 -q --keep-key --hash sha512 $FAST_PBKDF
+check_hash $PWD1 $HASH1
+[ "$($CRYPTSETUP luksDump $LOOPDEV1 | grep -A1 -m1 "Key Slot 0" | grep Iterations: | sed -e 's/[[:space:]]\+Iterations:\ \+//g')" -eq 1000 ] || fail
+echo $PWD1 | $REENC $LOOPDEV1 -q --keep-key $FAST_PBKDF
+check_hash $PWD1 $HASH1
+$CRYPTSETUP --type luks1 luksDump $LOOPDEV1 > /dev/null || fail
+
+echo "[9] Test log I/Os on various underlying block devices"
+prepare 8192
+echo $PWD2 | $CRYPTSETUP -q luksFormat --type luks1 $FAST_PBKDF $LOOPDEV1 || fail
+add_scsi_device sector_size=512 dev_size_mb=32
+test_logging "[512 sector]" || fail
+add_scsi_device sector_size=4096 dev_size_mb=32
+test_logging "[4096 sector]" || fail
+add_scsi_device sector_size=512 dev_size_mb=32 physblk_exp=3
+test_logging "[4096/512 sector]" || fail
+test_logging_tmpfs || fail
+
+echo "[10] Removal of encryption"
+prepare 8192
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks1 $FAST_PBKDF $LOOPDEV1 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q --decrypt || fail
+check_hash_dev $LOOPDEV1 $HASH4
+
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks1 -S5 $FAST_PBKDF $LOOPDEV1 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH1
+echo $PWD1 | $REENC $LOOPDEV1 -q --decrypt || fail
+check_hash_dev $LOOPDEV1 $HASH4
+
+echo "[11] Detached header - adding encryption/reencryption/decryption"
+prepare 8192
+check_hash_dev $IMG $HASH4
+echo $PWD1 | $REENC $LOOPDEV1 -q $FAST_PBKDF --header $IMG_HDR --new --type luks1
+check_hash $PWD1 $HASH4 $IMG_HDR
+echo $PWD1 | $REENC $LOOPDEV1 -q $FAST_PBKDF --header $IMG_HDR
+check_hash $PWD1 $HASH4 $IMG_HDR
+echo $PWD1 | $REENC $LOOPDEV1 -q --header $IMG_HDR --decrypt
+check_hash_dev $IMG $HASH4
+# existing header of zero size
+cat /dev/null >$IMG_HDR
+echo $PWD1 | $REENC $LOOPDEV1 -q $FAST_PBKDF --header $IMG_HDR --new --type luks1
+check_hash $PWD1 $HASH4 $IMG_HDR
+$CRYPTSETUP isLuks $LOOPDEV1 && fail
+$CRYPTSETUP isLuks $IMG_HDR || fail
+
+remove_mapping
+exit 0
diff --git a/tests/reencryption-compat-test2 b/tests/reencryption-compat-test2
new file mode 100755
index 0000000..812788a
--- /dev/null
+++ b/tests/reencryption-compat-test2
@@ -0,0 +1,473 @@
+#!/bin/bash
+
+[ -z "$CRYPTSETUP_PATH" ] && CRYPTSETUP_PATH=".."
+CRYPTSETUP=$CRYPTSETUP_PATH/cryptsetup
+REENC=$CRYPTSETUP_PATH/cryptsetup-reencrypt
+FAST_PBKDF_ARGON="--pbkdf-force-iterations 4 --pbkdf-memory 32 --pbkdf-parallel 1"
+FAST_PBKDF_PBKDF2="--pbkdf-force-iterations 1000 --pbkdf pbkdf2"
+DEFAULT_ARGON="argon2i"
+
+DEV_NAME=reenc9768
+DEV_NAME2=reenc1273
+IMG=reenc-data
+IMG_HDR=$IMG.hdr
+ORIG_IMG=reenc-data-orig
+KEY1=key1
+PWD1="93R4P4pIqAH8"
+PWD2="1cND4319812f"
+PWD3="1-9Qu5Ejfnqv"
+
+MNT_DIR=./mnt_luks
+START_DIR=$(pwd)
+[ -f /etc/system-fips ] && FIPS_MODE=$(cat /proc/sys/crypto/fips_enabled 2>/dev/null)
+
+function fips_mode()
+{
+	[ -n "$FIPS_MODE" ] && [ "$FIPS_MODE" -gt 0 ]
+}
+
+function dm_crypt_features()
+{
+	local VER_STR=$(dmsetup targets | grep crypt | cut -f2 -dv)
+	[ -z "$VER_STR" ] && fail "Failed to parse dm-crypt version."
+
+	local VER_MAJ=$(echo $VER_STR | cut -f 1 -d.)
+	local VER_MIN=$(echo $VER_STR | cut -f 2 -d.)
+
+	[ $VER_MAJ -lt 1 ] && return
+	[ $VER_MAJ -eq 1 -a $VER_MIN -lt 11 ] && return
+	ALLOW_DISCARDS=--allow-discards
+	[ $VER_MAJ -eq 1 -a $VER_MIN -lt 14 ] && return
+	PERF_CPU=--perf-same_cpu_crypt
+}
+
+function del_scsi_device()
+{
+	rmmod scsi_debug 2>/dev/null
+	sleep 2
+}
+
+function remove_mapping()
+{
+	[ -b /dev/mapper/$DEV_NAME2 ] && dmsetup remove --retry $DEV_NAME2
+	[ -b /dev/mapper/$DEV_NAME ] && dmsetup remove --retry $DEV_NAME
+	rm -f $IMG $IMG_HDR $ORIG_IMG $KEY1 >/dev/null 2>&1
+	umount $MNT_DIR > /dev/null 2>&1
+	rmdir $MNT_DIR > /dev/null 2>&1
+	del_scsi_device
+}
+
+function fail()
+{
+	[ -n "$1" ] && echo "$1"
+	echo "FAILED backtrace:"
+	while caller $frame; do ((frame++)); done
+	cd $START_DIR
+	remove_mapping
+	exit 2
+}
+
+function skip()
+{
+	[ -n "$1" ] && echo "$1"
+	exit 77
+}
+
+function add_scsi_device() {
+	del_scsi_device
+        modprobe scsi_debug $@ delay=0
+        if [ $? -ne 0 ] ; then
+                echo "This kernel seems to not support proper scsi_debug module, test skipped."
+                exit 77
+        fi
+
+        sleep 2
+        SCSI_DEV="/dev/"$(grep -l -e scsi_debug /sys/block/*/device/model | cut -f4 -d /)
+        [ -b $SCSI_DEV ] || fail "Cannot find $SCSI_DEV."
+}
+
+function open_crypt() # $1 pwd, $2 hdr
+{
+	if [ -n "$2" ] ; then
+		echo "$1" | $CRYPTSETUP luksOpen $IMG $DEV_NAME --header $2 || fail
+	elif [ -n "$1" ] ; then
+		echo "$1" | $CRYPTSETUP luksOpen $IMG $DEV_NAME || fail
+	else
+		$CRYPTSETUP luksOpen -d $KEY1 $IMG $DEV_NAME || fail
+	fi
+}
+
+function wipe_dev() # $1 dev
+{
+	dd if=/dev/zero of=$1 bs=256k conv=notrunc >/dev/null 2>&1
+}
+
+function wipe() # $1 pass
+{
+	open_crypt $1
+	wipe_dev /dev/mapper/$DEV_NAME
+	udevadm settle >/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
+
+	if [ ! -e $KEY1 ]; then
+		dd if=/dev/urandom of=$KEY1 count=1 bs=32 >/dev/null 2>&1
+	fi
+}
+
+function check_hash_dev() # $1 dev, $2 hash, $3 size
+{
+	if [ -n "$3" ]; then
+		HASH=$(head -c $3 $1 | sha256sum | cut -d' ' -f 1)
+	else
+		HASH=$(sha256sum $1 | cut -d' ' -f 1)
+	fi
+	[ $HASH != "$2" ] && fail "HASH differs ($HASH)"
+}
+
+function check_hash() # $1 pwd, $2 hash, $3 hdr
+{
+	open_crypt $1 $3
+	check_hash_dev /dev/mapper/$DEV_NAME $2
+	$CRYPTSETUP remove $DEV_NAME || fail
+}
+
+function backup_orig()
+{
+	sync
+	cp $IMG $ORIG_IMG
+}
+
+function rollback()
+{
+	sync
+	cp $ORIG_IMG $IMG
+}
+
+function check_slot() #space separated list of active key slots
+{
+	local _out=$($CRYPTSETUP luksDump $IMG | grep -e ": luks2" | sed -e 's/[[:space:]]*\([0-9]\+\):.*/\1/g')
+
+	local _req
+	local _hdr
+	local _j
+
+	for _i in $*; do
+		_j=$((_i))
+		_req="$_req $_j"
+	done
+
+	for _i in $_out; do
+		_j=$((_i))
+		_hdr="$_hdr $_j"
+	done
+
+	test "$_req" = "$_hdr"
+}
+
+function simple_scsi_reenc()
+{
+	echo -n "$1"
+	echo $PWD1 | $CRYPTSETUP luksFormat --type luks2 $FAST_PBKDF_ARGON $SCSI_DEV || fail
+
+	echo $PWD1 | $CRYPTSETUP luksOpen $SCSI_DEV $DEV_NAME || fail
+	HASH=$(sha256sum /dev/mapper/$DEV_NAME | cut -d' ' -f 1)
+	$CRYPTSETUP luksClose $DEV_NAME || fail
+
+	echo $PWD1 | $REENC -q $FAST_PBKDF_ARGON $SCSI_DEV || fail
+
+	echo $PWD1 | $CRYPTSETUP luksOpen $SCSI_DEV $DEV_NAME || fail
+	check_hash_dev /dev/mapper/$DEV_NAME $HASH
+	$CRYPTSETUP luksClose $DEV_NAME || fail
+}
+
+function mount_and_test() {
+	test -d $MNT_DIR || mkdir -p $MNT_DIR
+	mount $@ $MNT_DIR 2>/dev/null || {
+		echo -n "failed to mount [SKIP]"
+		return 0
+	}
+	rm $MNT_DIR/* 2>/dev/null
+	cd $MNT_DIR
+
+	if [ "${REENC:0:1}" != "/" ] ; then
+		MNT_REENC=$START_DIR/$REENC
+	else
+		MNT_REENC=$REENC
+	fi
+	echo $PWD2 | $MNT_REENC $START_DIR/$IMG -q --use-fsync --use-directio --write-log $FAST_PBKDF_ARGON || return 1
+	cd $START_DIR
+	umount $MNT_DIR
+	echo -n [OK]
+}
+
+function test_logging_tmpfs() {
+	echo -n "[tmpfs]"
+	mount_and_test -t tmpfs none -o size=$[25*1024*1024] || return 1
+	echo
+}
+
+function test_logging() {
+	echo -n "$1:"
+	for img in $(ls img_fs*img.xz) ; do
+		wipefs -a $SCSI_DEV > /dev/null
+		echo -n "[${img%.img.xz}]"
+		xz -d -c $img | dd of=$SCSI_DEV bs=4k >/dev/null 2>&1
+		mount_and_test $SCSI_DEV || return 1
+	done
+	echo
+}
+
+[ $(id -u) != 0 ] && skip "WARNING: You must be root to run this test, test skipped."
+[ ! -x "$REENC" ] && skip "Cannot find $REENC, test skipped."
+which wipefs >/dev/null ||  skip "Cannot find wipefs, test skipped."
+fips_mode && skip "This test cannot be run in FIPS mode."
+
+# REENCRYPTION tests
+
+HASH1=b69dae56a14d1a8314ed40664c4033ea0a550eea2673e04df42a66ac6b9faf2c
+HASH4=2daeb1f36095b44b318410b3f4e8b5d989dcc7bb023d1426c492dab0a3053e74
+HASH5=bb9f8df61474d25e71fa00722318cd387396ca1736605e1248821cc0de3d3af8
+HASH6=4d9cbaf3aa0935a8c113f139691b3daf9c94c8d6c278aedc8eec66a4b9f6c8ae
+HASH7=5f70bf18a086007016e948b04aed3b82103a36bea41755b6cddfaf10ace3c6ef
+
+echo "[1] Reencryption"
+prepare 8192
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 -s 128 -c aes-cbc-plain $FAST_PBKDF_ARGON --offset 8192 $IMG || fail
+wipe $PWD1
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q $FAST_PBKDF_ARGON
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q -s 256 $FAST_PBKDF_ARGON
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q -s 256 -c aes-xts-plain64 -h sha256 $FAST_PBKDF_ARGON
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q --use-directio $FAST_PBKDF_ARGON
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q --master-key-file /dev/urandom $FAST_PBKDF_ARGON
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q -s 512 --master-key-file /dev/urandom $FAST_PBKDF_ARGON
+check_hash $PWD1 $HASH5
+$CRYPTSETUP luksDump $IMG | grep -q "luks2" > /dev/null || fail
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 -s 128 --luks2-metadata-size 128k -c aes-cbc-plain $FAST_PBKDF_ARGON --offset 8192 $IMG > /dev/null || fail
+wipe $PWD1
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q $FAST_PBKDF_ARGON > /dev/null || fail
+check_hash $PWD1 $HASH5
+MDA_SIZE=$($CRYPTSETUP luksDump $IMG | grep "Metadata area: " | cut -f 3 -d ' ')
+test "$MDA_SIZE" -eq 131072 || fail "Unexpected Metadata area size $MDA_SIZE"
+
+echo "[2] Reencryption with data shift"
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 -c aes-cbc-essiv:sha256 -s 128 $FAST_PBKDF_ARGON --offset 8192 $IMG || fail
+wipe $PWD1
+echo $PWD1 | $REENC $IMG -q -s 256 --reduce-device-size 1024S $FAST_PBKDF_ARGON || fail
+check_hash $PWD1 $HASH6
+echo $PWD1 | $REENC $IMG -q $FAST_PBKDF_ARGON || fail
+check_hash $PWD1 $HASH6
+$CRYPTSETUP luksDump $IMG | grep -q "luks2" > /dev/null || fail
+
+echo "[3] Reencryption with keyfile"
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 -d $KEY1 -c aes-cbc-essiv:sha256 -s 128 $FAST_PBKDF_ARGON --offset 8192 $IMG || fail
+wipe
+check_hash "" $HASH5
+echo $PWD1 | $CRYPTSETUP -q luksAddKey -d $KEY1 $IMG $FAST_PBKDF_ARGON || fail
+$REENC $IMG -d $KEY1 $FAST_PBKDF_ARGON -q 2>/dev/null && fail
+$REENC $IMG -d $KEY1 -S 0 $FAST_PBKDF_ARGON -q || fail
+check_hash "" $HASH5
+check_slot 0 || fail "Only keyslot 0 expected to be enabled"
+$REENC $IMG -d $KEY1 $FAST_PBKDF_ARGON -q || fail
+$CRYPTSETUP luksDump $IMG | grep -q "luks2" > /dev/null || fail
+# FIXME echo $PWD1 | $REENC ...
+
+echo "[4] Encryption of not yet encrypted device"
+# well, movin' zeroes :-)
+OFFSET=8192 # default LUKS2 header size
+prepare 8192
+check_hash_dev $IMG $HASH4
+echo $PWD1 | $REENC --type luks2 $IMG -c aes-cbc-essiv:sha256 -s 128 --new --reduce-device-size "$OFFSET"S -q $FAST_PBKDF_ARGON || fail
+check_hash $PWD1 $HASH5
+$CRYPTSETUP luksDump $IMG | grep -q "luks2" > /dev/null || fail
+# 64MiB + 1 KiB
+prepare 65537
+OFFSET=131072
+check_hash_dev $IMG $HASH7 1024
+echo $PWD1 | $REENC --type luks2 $IMG -c aes-cbc-essiv:sha256 -s 128 --new --reduce-device-size "$OFFSET"S -q $FAST_PBKDF_ARGON || fail
+check_hash $PWD1 $HASH7
+$CRYPTSETUP --type luks2 luksDump $IMG > /dev/null || fail
+prepare 8192
+
+echo "[5] Reencryption using specific keyslot"
+echo $PWD2 | $CRYPTSETUP -q luksFormat --type luks2 $FAST_PBKDF_ARGON $IMG --offset 8192 || fail
+echo -e "$PWD2\n$PWD1" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF_ARGON -S 1 $IMG || fail
+echo -e "$PWD2\n$PWD2" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF_ARGON -S 2 $IMG || fail
+echo -e "$PWD2\n$PWD1" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF_ARGON -S 3 $IMG || fail
+echo -e "$PWD2\n$PWD2" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF_ARGON -S 4 $IMG || fail
+echo -e "$PWD2\n$PWD1" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF_ARGON -S 5 $IMG || fail
+echo -e "$PWD2\n$PWD2" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF_ARGON -S 6 $IMG || fail
+echo -e "$PWD2\n$PWD3" | $CRYPTSETUP -q luksAddKey $FAST_PBKDF_ARGON -S 22 $IMG || fail
+backup_orig
+echo $PWD2 | $REENC $FAST_PBKDF_ARGON -S 0 -q $IMG || fail
+check_slot 0 || fail "Only keyslot 0 expected to be enabled"
+wipe $PWD2
+rollback
+echo $PWD1 | $REENC $FAST_PBKDF_ARGON -S 1 -q $IMG || fail
+check_slot 1 || fail "Only keyslot 1 expected to be enabled"
+wipe $PWD1
+rollback
+echo $PWD2 | $REENC $FAST_PBKDF_ARGON -S 6 -q $IMG || fail
+check_slot 6 || fail "Only keyslot 6 expected to be enabled"
+wipe $PWD2
+rollback
+echo $PWD3 | $REENC $FAST_PBKDF_ARGON -S 22 -q $IMG || fail
+check_slot 22 || fail "Only keyslot 22 expected to be enabled"
+wipe $PWD3
+rollback
+
+echo "[6] Reencryption using all active keyslots"
+echo -e "$PWD2\n$PWD1\n$PWD2\n$PWD1\n$PWD2\n$PWD1\n$PWD2\n$PWD3" | $REENC -q $IMG $FAST_PBKDF_ARGON || fail
+check_slot 0 1 2 3 4 5 6 22 || fail "All keyslots expected to be enabled"
+
+echo "[7] Reencryption of block devices with different block size"
+add_scsi_device sector_size=512 dev_size_mb=32
+simple_scsi_reenc "[512 sector]"
+add_scsi_device sector_size=4096 dev_size_mb=32
+simple_scsi_reenc "[4096 sector]"
+add_scsi_device sector_size=512 physblk_exp=3 dev_size_mb=32
+simple_scsi_reenc "[4096/512 sector]"
+echo "[OK]"
+
+echo "[8] Header only reencryption (hash and iteration time)"
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 $FAST_PBKDF_ARGON $IMG --offset 8192 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q --keep-key || fail
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q --keep-key --pbkdf pbkdf2 --pbkdf-force-iterations 999 2>/dev/null && fail
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q --keep-key --pbkdf-force-iterations 3 2>/dev/null && fail
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q --keep-key --pbkdf-force-iterations 4 --pbkdf-memory 31 2>/dev/null && fail
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q --keep-key --pbkdf pbkdf2 --pbkdf-force-iterations 1000 --hash sha512
+check_hash $PWD1 $HASH5
+[ "$($CRYPTSETUP luksDump $IMG | grep -A8 -m1 "0: luks2" | grep PBKDF: | sed -e 's/[[:space:]]\+PBKDF:\ \+//g')" = "pbkdf2" ] || fail
+[ "$($CRYPTSETUP luksDump $IMG | grep -A8 -m1 "0: luks2" | grep Hash:  | sed -e 's/[[:space:]]\+Hash:\ \+//g')" = "sha512" ] || fail
+echo $PWD1 | $REENC $IMG -q --keep-key $FAST_PBKDF_ARGON
+check_hash $PWD1 $HASH5
+[ "$($CRYPTSETUP luksDump $IMG | grep -A8 -m1 "0: luks2" | grep PBKDF:      | sed -e 's/[[:space:]]\+PBKDF:\ \+//g')" = $DEFAULT_ARGON ] || fail
+[ "$($CRYPTSETUP luksDump $IMG | grep -A8 -m1 "0: luks2" | grep "Time cost" | sed -e 's/[[:space:]]\+Time\ cost:\ \+//g')" -eq 4 ] || fail
+[ "$($CRYPTSETUP luksDump $IMG | grep -A8 -m1 "0: luks2" | grep Memory      | sed -e 's/[[[:space:]]\+Memory:\ \+//g')" -eq 32 ] || fail
+[ "$($CRYPTSETUP luksDump $IMG | grep -A8 -m1 "0: luks2" | grep Threads     | sed -e 's/[[[:space:]]\+Threads:\ \+//g')" -eq 1 ] || fail
+echo -e "$PWD1\n$PWD2" | $CRYPTSETUP -q luksAddKey -S21 $FAST_PBKDF_ARGON $IMG || fail
+echo $PWD2 | $REENC -S21 -q --keep-key --pbkdf pbkdf2 --pbkdf-force-iterations 1000 $IMG || fail
+check_hash $PWD2 $HASH5
+check_slot 21 || fail "Only keyslot 21 expected to be enabled"
+$CRYPTSETUP luksDump $IMG | grep -q "luks2" > /dev/null || fail
+
+echo "[9] Test log I/Os on various underlying block devices"
+echo $PWD2 | $CRYPTSETUP -q luksFormat --type luks2 $FAST_PBKDF_ARGON $IMG --offset 8192 || fail
+add_scsi_device sector_size=512 dev_size_mb=32
+test_logging "[512 sector]" || fail
+add_scsi_device sector_size=4096 dev_size_mb=32
+test_logging "[4096 sector]" || fail
+add_scsi_device sector_size=512 dev_size_mb=32 physblk_exp=3
+test_logging "[4096/512 sector]" || fail
+test_logging_tmpfs || fail
+
+echo "[10] Removal of encryption"
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 $FAST_PBKDF_ARGON $IMG --offset 8192 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q --decrypt || fail
+check_hash_dev $IMG $HASH4
+
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 -S5 $FAST_PBKDF_ARGON $IMG --offset 8192 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH5
+echo $PWD1 | $REENC $IMG -q --decrypt || fail
+check_hash_dev $IMG $HASH4
+
+echo "[11] Reencryption with tokens"
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 $FAST_PBKDF_ARGON $IMG --offset 8192 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH5
+echo -e "$PWD1\n$PWD2" | $CRYPTSETUP -q luksAddKey -S23 $FAST_PBKDF_ARGON $IMG || fail
+echo -e "$PWD1\n$PWD3" | $CRYPTSETUP -q luksAddKey -S1 $FAST_PBKDF_ARGON $IMG || fail
+echo -e "$PWD1\n$PWD3" | $CRYPTSETUP -q luksAddKey -S3 $FAST_PBKDF_ARGON $IMG || fai
+$CRYPTSETUP token add --key-description key-name0 --key-slot 23 --token-id 0 $IMG
+$CRYPTSETUP token add --key-description key-name2 --key-slot 1 --token-id 2 $IMG
+$CRYPTSETUP token add --key-description key-name31 --token-id 31 $IMG
+echo $PWD1 | $CRYPTSETUP -q luksKillSlot $IMG 3 || fail
+echo $PWD2 | $REENC $FAST_PBKDF_ARGON -S 23 -q $IMG || fail
+$CRYPTSETUP luksDump $IMG | grep "0: luks2-keyring" >/dev/null || fail
+[ "$($CRYPTSETUP luksDump $IMG | grep -A2 -m1 "0: luks2-keyring" | grep Keyslot: | sed -e 's/[[[:space:]]\+Keyslot:\ \+//g')" -eq 23 ] || fail
+$CRYPTSETUP luksDump $IMG | grep "2: luks2-keyring" >/dev/null || fail
+$CRYPTSETUP luksDump $IMG | grep "31: luks2-keyring" >/dev/null || fail
+[ "$($CRYPTSETUP luksDump $IMG | grep -A2 -m1 "31: luks2-keyring" | grep Keyslot: | sed -e 's/[[[:space:]]\+Keyslot:\ \+//g')" -eq 23 ] || fail
+
+echo "[12] Reencryption with persistent flags"
+dm_crypt_features
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 $FAST_PBKDF_ARGON $IMG --offset 8192 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH5
+echo $PWD1 | $CRYPTSETUP open $IMG $DEV_NAME $ALLOW_DISCARDS $PERF_CPU --persistent || fail
+$CRYPTSETUP close $DEV_NAME || fail
+echo $PWD1 | $REENC $FAST_PBKDF_ARGON -q $IMG || fail
+if [ -n "$PERF_CPU" ]; then
+	$CRYPTSETUP luksDump $IMG | grep -m1 Flags: | grep same-cpu-crypt > /dev/null || fail
+fi
+if [ -n "$ALLOW_DISCARDS" ]; then
+	$CRYPTSETUP luksDump $IMG | grep -m1 Flags: | grep allow-discards > /dev/null || fail
+fi
+
+echo "[13] Detached header - adding encryption/reencryption/decryption"
+prepare 8192
+check_hash_dev $IMG $HASH4
+echo $PWD1 | $REENC --type luks2 $IMG -q $FAST_PBKDF_ARGON --header $IMG_HDR --new
+check_hash $PWD1 $HASH4 $IMG_HDR
+echo $PWD1 | $REENC $IMG -q $FAST_PBKDF_ARGON --header $IMG_HDR
+check_hash $PWD1 $HASH4 $IMG_HDR
+echo $PWD1 | $REENC $IMG -q --header $IMG_HDR --decrypt
+check_hash_dev $IMG $HASH4
+# existing header of zero size
+cat /dev/null >$IMG_HDR
+echo $PWD1 | $REENC --type luks2 $IMG -q $FAST_PBKDF_ARGON --header $IMG_HDR --new
+check_hash $PWD1 $HASH4 $IMG_HDR
+$CRYPTSETUP isLuks $IMG && fail
+$CRYPTSETUP isLuks $IMG_HDR || fail
+$CRYPTSETUP luksDump $IMG_HDR | grep -q "0: luks2" || fail
+
+echo "[14] Reencryption with unbound keyslot"
+prepare 8192
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 $FAST_PBKDF_ARGON $IMG --offset 8192 || fail
+echo $PWD2 | $CRYPTSETUP -q luksAddKey -S 3 --unbound --key-size 64 $FAST_PBKDF_ARGON $IMG || fail
+wipe $PWD1
+check_hash $PWD1 $HASH5
+$CRYPTSETUP luksDump $IMG | grep -q "3: luks2 (unbound)" || fail
+echo $PWD2 | $REENC $IMG -q $FAST_PBKDF_ARGON 2>/dev/null && fail
+echo -e "$PWD1\n$PWD2" | $REENC $IMG -q $FAST_PBKDF_ARGON || fail
+$CRYPTSETUP luksDump $IMG | grep -q "3: luks2 (unbound)" || fail
+
+echo "[15] Reencryption after conversion"
+prepare 8192
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks1 $FAST_PBKDF_PBKDF2 $IMG --offset 4096 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH1
+$CRYPTSETUP -q convert --type luks2 $IMG || fail
+echo $PWD1 | $REENC $IMG -q $FAST_PBKDF_PBKDF2 || fail
+check_hash $PWD1 $HASH1
+echo $PWD1 | $CRYPTSETUP -q luksFormat --type luks2 $FAST_PBKDF_PBKDF2 $IMG --offset 8192 || fail
+wipe $PWD1
+check_hash $PWD1 $HASH5
+$CRYPTSETUP -q convert --type luks1 $IMG || fail
+echo $PWD1 | $REENC $IMG -q $FAST_PBKDF_PBKDF2 || fail
+check_hash $PWD1 $HASH5
+
+remove_mapping
+exit 0