3 CRYPTSETUP=../src/cryptsetup
4 REENC=../src/cryptsetup-reencrypt
11 function remove_mapping()
13 [ -b /dev/mapper/$DEV_NAME2 ] && dmsetup remove $DEV_NAME2
14 [ -b /dev/mapper/$DEV_NAME ] && dmsetup remove $DEV_NAME
15 [ ! -z "$LOOPDEV1" ] && losetup -d $LOOPDEV1 >/dev/null 2>&1
16 rm -f $IMG $KEY1 >/dev/null 2>&1
22 [ -n "$1" ] && echo "$1"
30 [ -n "$1" ] && echo "$1"
37 echo "$1" | $CRYPTSETUP luksOpen $LOOPDEV1 $DEV_NAME || fail
39 $CRYPTSETUP luksOpen -d key1 $LOOPDEV1 $DEV_NAME || fail
43 function wipe_dev() # $1 dev
45 dd if=/dev/zero of=$1 bs=256k >/dev/null 2>&1
48 function wipe() # $1 pass
51 wipe_dev /dev/mapper/$DEV_NAME
52 $CRYPTSETUP luksClose $DEV_NAME || fail
55 function prepare() # $1 dev1_siz
59 dd if=/dev/zero of=$IMG bs=1k count=$1 >/dev/null 2>&1
60 LOOPDEV1=$(losetup -f 2>/dev/null)
61 [ -z "$LOOPDEV1" ] && fail "No free loop device"
62 losetup $LOOPDEV1 $IMG
64 if [ ! -e $KEY1 ]; then
65 dd if=/dev/urandom of=$KEY1 count=1 bs=32 >/dev/null 2>&1
69 function check_hash_dev() # $1 dev, $2 hash
71 HASH=$(sha256sum $1 | cut -d' ' -f 1)
72 [ $HASH != "$2" ] && fail "HASH differs ($HASH)"
75 function check_hash() # $1 pwd, $2 hash
78 check_hash_dev /dev/mapper/$DEV_NAME $2
79 $CRYPTSETUP remove $DEV_NAME || fail
82 [ $(id -u) != 0 ] && skip "WARNING: You must be root to run this test, test skipped."
83 [ ! -x "$REENC" ] && skip "Cannot find $REENC, test skipped."
87 HASH1=b69dae56a14d1a8314ed40664c4033ea0a550eea2673e04df42a66ac6b9faf2c
88 HASH2=d85ef2a08aeac2812a648deb875485a6e3848fc3d43ce4aa380937f08199f86b
89 HASH3=e4e5749032a5163c45125eccf3e8598ba5ed840df442c97e1d5ad4ad84359605
91 echo "[1] Reencryption"
93 echo "key0" | $CRYPTSETUP -q luksFormat -s 128 -c aes-cbc-plain -i 1 --align-payload 4096 $LOOPDEV1 || fail
95 check_hash "key0" $HASH1
96 echo "key0" | $REENC $LOOPDEV1 -q
97 check_hash "key0" $HASH1
98 echo "key0" | $REENC $LOOPDEV1 -q -s 256
99 check_hash "key0" $HASH1
100 echo "key0" | $REENC $LOOPDEV1 -q -s 256 -c aes-xts-plain64 -h sha256
101 check_hash "key0" $HASH1
102 echo "key0" | $REENC $LOOPDEV1 -q --use-directio
103 check_hash "key0" $HASH1
105 echo "[2] Reencryption with data shift"
106 echo "key0" | $CRYPTSETUP -q luksFormat -s 128 -i 1 --align-payload 2048 $LOOPDEV1 || fail
108 echo "key0" | $REENC $LOOPDEV1 -q -s 256 --reduce-device-size 1024 || fail
109 check_hash "key0" $HASH2
110 echo "key0" | $REENC $LOOPDEV1 -q -i 1 || fail
111 check_hash "key0" $HASH2
113 echo "[3] Reencryption with keyfile"
114 echo "key0" | $CRYPTSETUP -q luksFormat -d key1 -s 128 -i 1 --align-payload 4096 $LOOPDEV1 || fail
117 echo "key0" | $CRYPTSETUP -q luksAddKey -d key1 $LOOPDEV1 || fail
118 $REENC $LOOPDEV1 -d key1 -S 0 -i 1 -q || fail
120 # FIXME echo "key0" | $REENC ...
122 echo "[4] Encryption of not yet encrypted device"
123 # well, movin' zeroes :-)
125 SIZE=$(blockdev --getsz $LOOPDEV1)
127 dmsetup create $DEV_NAME2 --table "0 $(($SIZE - $OFFSET)) linear $LOOPDEV1 0" || fail
128 check_hash_dev /dev/mapper/$DEV_NAME2 $HASH3
129 dmsetup remove $DEV_NAME2 || fail
130 echo "key0" | $REENC $LOOPDEV1 -s 128 --new --reduce-device-size $OFFSET -q
131 check_hash "key0" $HASH3