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source-git / cryptsetup

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Commit: a9384cf68f3e8c68f79c2d5167f909020081f3df
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#!/bin/bash

[ -z "$CRYPTSETUP_PATH" ] && CRYPTSETUP_PATH=".."
CRYPTSETUP=$CRYPTSETUP_PATH/cryptsetup
MNT_DIR="./mnt_luks"
DEV_NAME="dummy"
DEV_NAME2="ymmud"
PWD1="93R4P4pIqAH8"
PWD2="mymJeD8ivEhE"
FAST_PBKDF_OPT="--pbkdf pbkdf2 --pbkdf-force-iterations 1000"
SKIP_COUNT=0

cleanup() {
	[ -b /dev/mapper/$DEV_NAME ] && dmsetup remove --retry $DEV_NAME
	udevadm settle >/dev/null 2>&1
	if [ -d "$MNT_DIR" ] ; then
	    umount -f $MNT_DIR 2>/dev/null
	    rmdir $MNT_DIR 2>/dev/null
	fi
	sleep 2
}

fail()
{
	[ -n "$1" ] && echo "FAIL $1"
	echo "FAILED backtrace:"
	while caller $frame; do ((frame++)); done
	cleanup
	exit 100
}

skip()
{
	echo "TEST SKIPPED: $1"
	cleanup
	exit 77
}

function dm_crypt_features()
{
	VER_STR=$(dmsetup targets | grep crypt | cut -f2 -dv)
	[ -z "$VER_STR" ] && fail "Failed to parse dm-crypt version."

	VER_MAJ=$(echo $VER_STR | cut -f 1 -d.)
	VER_MIN=$(echo $VER_STR | cut -f 2 -d.)
	VER_PTC=$(echo $VER_STR | cut -f 3 -d.)

	[ $VER_MAJ -lt 1 ] && return
	[ $VER_MAJ -gt 1 ] && {
		DM_PERF_CPU=1
		DM_SECTOR_SIZE=1
		test -d /proc/sys/kernel/keys && DM_KEYRING=1
		return
	}

	[ $VER_MIN -lt 14 ] && return
	DM_PERF_CPU=1
	if [ $VER_MIN -ge 17 -o \( $VER_MIN -eq 14 -a $VER_PTC -ge 5 \) ]; then
		DM_SECTOR_SIZE=1
	fi
	if [ $VER_MIN -gt 18 -o \( $VER_MIN -eq 18 -a $VER_PTC -ge 1 \) ]; then
		 test -d /proc/sys/kernel/keys && DM_KEYRING=1
	fi
}

function dm_crypt_keyring_support()
{
	VER_STR=$(dmsetup targets | grep crypt | cut -f2 -dv)
	[ -z "$VER_STR" ] && fail "Failed to parse dm-crypt version."

	VER_MAJ=$(echo $VER_STR | cut -f 1 -d.)
	VER_MIN=$(echo $VER_STR | cut -f 2 -d.)

	# run the test with dm-crypt v1.15.0+ on purpose
	# the fix is in dm-crypt v1.18.1+
	[ $VER_MAJ -gt 1 ] && return 0
	[ $VER_MAJ -lt 1 ] && return 1
	[ $VER_MIN -ge 15 ]
}

format() # format
{
	dd if=/dev/zero of=$DEV bs=1M count=32 >/dev/null 2>&1

	echo $PWD1 | $CRYPTSETUP luksFormat --type $1 $DEV -q  $FAST_PBKDF_OPT -c aes-cbc-essiv:sha256
	[ $? -ne 0 ] && fail "Format failed."

	# test some operation, just in case
	echo -e "$PWD1\n$PWD2" | $CRYPTSETUP luksAddKey $DEV -i1 --key-slot 1
	[ $? -ne 0 ] && fail "Keyslot add failed."

	$CRYPTSETUP -q luksKillSlot $DEV 1
	[ $? -ne 0 ] && fail "Keyslot removal failed."
}

check_sector_size() # $1 expected sector size
{
	$CRYPTSETUP status $DEV_NAME | grep "sector size" | grep -q $1 || fail
	if [ $S -gt 512 ]; then
		dmsetup table $DEV_NAME | grep -q "sector_size:$1" || fail
	fi
}

if [ $(id -u) != 0 ]; then
	skip "You must be root to run this test, test skipped."
fi

dm_crypt_features

[ ! -d $MNT_DIR ] && mkdir $MNT_DIR

echo "[1] Using tmpfs for image"
DEV="$MNT_DIR/test.img"
mount -t tmpfs none $MNT_DIR || skip "Mounting tmpfs not available."
format luks1

echo "[2] Kernel dmcrypt performance options"
if [ -z "$DM_PERF_CPU" ]; then
	echo "TEST SKIPPED: dmcrypt options not available"
	SKIP_COUNT=$((SKIP_COUNT+1))
else
	# plain
	echo -e "$PWD1" | $CRYPTSETUP open -q --type plain --hash sha256 $DEV $DEV_NAME --perf-same_cpu_crypt --perf-submit_from_crypt_cpus || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q submit_from_crypt_cpus || fail
	$CRYPTSETUP close $DEV_NAME || fail
	echo -e "$PWD1" | $CRYPTSETUP open -q --type plain --hash sha256 $DEV $DEV_NAME --perf-same_cpu_crypt --allow-discards || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	$CRYPTSETUP close $DEV_NAME || fail
	echo -e "$PWD1" | $CRYPTSETUP open -q --type plain --hash sha256 $DEV $DEV_NAME || fail
	echo -e "$PWD1" | $CRYPTSETUP refresh --hash sha256 -q $DEV_NAME --perf-same_cpu_crypt --allow-discards || fail
	# Hash affects volume key for plain device. Check we can detect it
	echo -e "$PWD1" | $CRYPTSETUP refresh -q $DEV_NAME --hash sha512 --perf-same_cpu_crypt --allow-discards 2>/dev/null && fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	echo -e "$PWD1" | $CRYPTSETUP refresh --hash sha256 -q $DEV_NAME --allow-discards || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt && fail
	echo -e "$PWD1" | $CRYPTSETUP refresh --hash sha256 -q $DEV_NAME || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards && fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt && fail
	echo -e "$PWD1" | $CRYPTSETUP refresh --hash sha256 $DEV $DEV_NAME2 2>/dev/null && fail
	$CRYPTSETUP close $DEV_NAME || fail
	# LUKS
	echo -e "$PWD1" | $CRYPTSETUP open --type luks1 $DEV $DEV_NAME --perf-same_cpu_crypt --perf-submit_from_crypt_cpus || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q submit_from_crypt_cpus || fail
	$CRYPTSETUP close $DEV_NAME || fail
	echo -e "$PWD1" | $CRYPTSETUP open --type luks1 $DEV $DEV_NAME --perf-same_cpu_crypt --allow-discards || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	$CRYPTSETUP close $DEV_NAME || fail
	echo -e "$PWD1" | $CRYPTSETUP open $DEV $DEV_NAME || fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV_NAME --allow-discards || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt && fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV_NAME --allow-discards --perf-same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV_NAME || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards && fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt && fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV $DEV_NAME2 2>/dev/null && fail
	$CRYPTSETUP close $DEV_NAME || fail

	format luks2
	echo -e "$PWD1" | $CRYPTSETUP open $DEV $DEV_NAME --perf-same_cpu_crypt --perf-submit_from_crypt_cpus --persistent || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q submit_from_crypt_cpus || fail
	$CRYPTSETUP close $DEV_NAME || fail
	# Stored in metadata
	echo -e "$PWD1" | $CRYPTSETUP open $DEV $DEV_NAME || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q submit_from_crypt_cpus || fail
	$CRYPTSETUP close $DEV_NAME || fail
	echo -e "$PWD1" | $CRYPTSETUP open $DEV $DEV_NAME --perf-same_cpu_crypt --allow-discards --persistent || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	$CRYPTSETUP close $DEV_NAME || fail
	echo -e "$PWD1" | $CRYPTSETUP open $DEV $DEV_NAME || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	$CRYPTSETUP close $DEV_NAME || fail

	echo -e "$PWD1" | $CRYPTSETUP open $DEV $DEV_NAME --persistent || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt && fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards && fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV $DEV_NAME --perf-same_cpu_crypt --perf-submit_from_crypt_cpus --persistent || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q submit_from_crypt_cpus || fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV_NAME || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q submit_from_crypt_cpus || fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV $DEV_NAME --perf-same_cpu_crypt --allow-discards --persistent || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV_NAME || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV $DEV_NAME --perf-submit_from_crypt_cpus || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt || fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards || fail
	$CRYPTSETUP status $DEV_NAME | grep -q submit_from_crypt_cpus || fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV $DEV_NAME || fail
	$CRYPTSETUP status $DEV_NAME | grep -q submit_from_crypt_cpus && fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV $DEV_NAME --persistent || fail
	$CRYPTSETUP status $DEV_NAME | grep -q same_cpu_crypt && fail
	$CRYPTSETUP status $DEV_NAME | grep -q discards && fail
	$CRYPTSETUP status $DEV_NAME | grep -q submit_from_crypt_cpus && fail
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV $DEV_NAME --disable-keyring || fail
	$CRYPTSETUP status $DEV_NAME | grep -q keyring && fail
	if [ -n "$DM_KEYRING" ]; then
		echo -e "$PWD1" | $CRYPTSETUP refresh $DEV $DEV_NAME || fail
		$CRYPTSETUP status $DEV_NAME | grep -q keyring || fail
	fi
	echo -e "$PWD1" | $CRYPTSETUP refresh $DEV $DEV_NAME2 2>/dev/null && fail
	$CRYPTSETUP close $DEV_NAME || fail
fi

echo "[3] Kernel dmcrypt sector size options"
echo -e "$PWD1" | $CRYPTSETUP open --type plain --hash sha256 $DEV $DEV_NAME --sector-size 4096 >/dev/null 2>&1
ret=$?
[ -z "$DM_SECTOR_SIZE" -a $ret -eq 0 ] && fail "cryptsetup activated device with --sector-size option on incompatible kernel!"
if [ $ret -ne 0 ] ; then
	SKIP_COUNT=$((SKIP_COUNT+1))
	if [ $SKIP_COUNT -ge 2 ]; then
		skip "dmcrypt sector-size option not available"
	fi
	echo "TEST SKIPPED: dmcrypt sector-size option not available"
else
	$CRYPTSETUP close $DEV_NAME || fail

	echo -n "PLAIN sector size:"
	echo -e "$PWD1" | $CRYPTSETUP open --type plain --hash sha256 $DEV $DEV_NAME --sector-size 1234 >/dev/null 2>&1 && fail
	for S in 512 1024 2048 4096; do
		echo -n "[$S]"
		echo -e "$PWD1" | $CRYPTSETUP open -q --type plain --hash sha256 $DEV $DEV_NAME --sector-size $S || fail
		check_sector_size $S
		$CRYPTSETUP close $DEV_NAME || fail
	done

	echo -e "$PWD1" | $CRYPTSETUP open --type plain --hash sha256 $DEV $DEV_NAME --iv-large-sectors >/dev/null 2>&1 && fail
	for S in 1024 2048 4096; do
		echo -n "[$S/IV]"
		echo -e "$PWD1" | $CRYPTSETUP open -q --type plain --hash sha256 $DEV $DEV_NAME --sector-size $S --iv-large-sectors || fail
		check_sector_size $S
		dmsetup table $DEV_NAME | grep -q "iv_large_sectors" || fail
		$CRYPTSETUP close $DEV_NAME || fail
	done
	echo

	echo -n "LUKS2 sector size:"
	echo -e "$PWD1" | $CRYPTSETUP luksFormat --type luks2 -$DEV --sector-size 1234 >/dev/null 2>&1 && fail
	for S in 512 1024 2048 4096; do
		echo -n "[$S]"
		echo -e "$PWD1" | $CRYPTSETUP -q luksFormat --type luks2 --pbkdf pbkdf2 --pbkdf-force-iterations 1000 $DEV --sector-size $S || fail
		echo -e "$PWD1" | $CRYPTSETUP open $DEV $DEV_NAME || fail
		check_sector_size $S
		$CRYPTSETUP close $DEV_NAME || fail
	done
	echo
fi

cleanup
source-git / cryptsetup

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