3 CRYPTSETUP="../src/cryptsetup"
8 rmmod scsi_debug 2>/dev/null
14 [ -n "$1" ] && echo "$1"
20 modprobe scsi_debug $@
22 DEV=$(grep scsi_debug /sys/block/*/device/model | cut -f4 -d /)
24 if [ ! -e /sys/block/$DEV/alignment_offset ] ; then
25 echo "This kernel seems to not support topology info, test skipped."
31 [ -b $DEV ] || fail "Cannot find $DEV."
35 format() # key_bits expected [forced]
38 echo -n "Formatting using topology info ($1 bits key)...."
39 echo xxx| $CRYPTSETUP luksFormat $DEV -q -s $1
41 echo -n "Formatting using forced offset $3 ($1 bits key)..."
42 echo xxx| $CRYPTSETUP luksFormat $DEV -q -s $1 --align-payload=$2
45 ALIGN=$($CRYPTSETUP luksDump $DEV |grep "Payload offset" | sed -e s/.*\\t//)
46 #echo "ALIGN = $ALIGN"
48 if [ $ALIGN -ne $2 ] ; then
50 echo "Expected alignment differs: expected $2 != detected $ALIGN"
56 if [ $(id -u) != 0 ]; then
57 echo "WARNING: You must be root to run this test, test skipped."
61 modprobe --dry-run scsi_debug || exit 0
64 echo "# Create desktop-class 4K drive"
65 echo "# (logical_block_size=512, physical_block_size=4096, alignment_offset=0)"
66 add_device dev_size_mb=16 sector_size=512 physblk_exp=3 num_tgts=1
73 echo "# Create desktop-class 4K drive w/ 63-sector DOS partition compensation"
74 echo "# (logical_block_size=512, physical_block_size=4096, alignment_offset=3584)"
75 add_device dev_size_mb=16 sector_size=512 physblk_exp=3 lowest_aligned=7 num_tgts=1
80 echo "# Create enterprise-class 4K drive"
81 echo "# (logical_block_size=4096, physical_block_size=4096, alignment_offset=0)"
82 add_device dev_size_mb=16 sector_size=4096 num_tgts=1
87 echo "# Create classic 512b drive and stack dm-linear"
88 echo "# (logical_block_size=512, physical_block_size=512, alignment_offset=0)"
89 add_device dev_size_mb=16 sector_size=512 num_tgts=1
91 DEV=/dev/mapper/luks0xbabe
92 dmsetup create luks0xbabe --table "0 32768 linear $DEV2 0"
96 dmsetup remove luks0xbabe