3 CRYPTSETUP="../src/cryptsetup"
5 DEV_STACKED="luks0xbabe"
8 udevadm settle >/dev/null 2>&1
9 [ -b /dev/mapper/$DEV_STACKED ] && dmsetup remove $DEV_STACKED >/dev/null 2>&1
10 rmmod scsi_debug 2>/dev/null
16 [ -n "$1" ] && echo "$1"
22 modprobe scsi_debug $@
23 if [ $? -ne 0 ] ; then
24 echo "This kernel seems to not support proper scsi_debug module, test skipped."
29 DEV=$(grep scsi_debug /sys/block/*/device/model | cut -f4 -d /)
31 if [ ! -e /sys/block/$DEV/alignment_offset ] ; then
32 echo "This kernel seems to not support topology info, test skipped."
38 [ -b $DEV ] || fail "Cannot find $DEV."
42 format() # key_bits expected [forced]
45 echo -n "Formatting using topology info ($1 bits key)...."
46 echo xxx| $CRYPTSETUP luksFormat $DEV -q -i1 -c aes-cbc-essiv:sha256 -s $1
48 echo -n "Formatting using forced sector alignment $3 ($1 bits key)..."
49 echo xxx| $CRYPTSETUP luksFormat $DEV -q -i1 -s $1 -c aes-cbc-essiv:sha256 --align-payload=$2
52 ALIGN=$($CRYPTSETUP luksDump $DEV |grep "Payload offset" | sed -e s/.*\\t//)
53 #echo "ALIGN = $ALIGN"
55 if [ -z "$ALIGN" ] ; then
57 elif [ $ALIGN -ne $2 ] ; then
59 fail "Expected alignment differs: expected $2 != detected $ALIGN"
64 if [ $(id -u) != 0 ]; then
65 echo "WARNING: You must be root to run this test, test skipped."
69 modprobe --dry-run scsi_debug || exit 0
72 echo "# Create desktop-class 4K drive"
73 echo "# (logical_block_size=512, physical_block_size=4096, alignment_offset=0)"
74 add_device dev_size_mb=16 sector_size=512 physblk_exp=3 num_tgts=1
83 echo "# Create desktop-class 4K drive w/ 63-sector DOS partition compensation"
84 echo "# (logical_block_size=512, physical_block_size=4096, alignment_offset=3584)"
85 add_device dev_size_mb=16 sector_size=512 physblk_exp=3 lowest_aligned=7 num_tgts=1
92 echo "# Create enterprise-class 4K drive"
93 echo "# (logical_block_size=4096, physical_block_size=4096, alignment_offset=0)"
94 add_device dev_size_mb=16 sector_size=4096 num_tgts=1
101 echo "# Create classic 512b drive and stack dm-linear"
102 echo "# (logical_block_size=512, physical_block_size=512, alignment_offset=0)"
103 add_device dev_size_mb=16 sector_size=512 num_tgts=1
105 DEV=/dev/mapper/$DEV_STACKED
106 dmsetup create $DEV_STACKED --table "0 32768 linear $DEV2 0"