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1 #!/bin/bash
2
3 [ -z "$CRYPTSETUP_PATH" ] && CRYPTSETUP_PATH=".."
4 CRYPTSETUP=$CRYPTSETUP_PATH/cryptsetup
5 DEV=""
6 DEV_STACKED="luks0xbabe"
7 DEV_NAME="dummyalign"
8 MNT_DIR="./mnt_luks"
9 PWD1="93R4P4pIqAH8"
10 PWD2="mymJeD8ivEhE"
11 FAST_PBKDF="--pbkdf pbkdf2 --pbkdf-force-iterations 1000"
12
13 cleanup() {
14 udevadm settle >/dev/null 2>&1
15 if [ -d "$MNT_DIR" ] ; then
16 umount -f $MNT_DIR 2>/dev/null
17 rmdir $MNT_DIR 2>/dev/null
18 fi
19 [ -b /dev/mapper/$DEV_STACKED ] && dmsetup remove --retry $DEV_STACKED >/dev/null 2>&1
20 [ -b /dev/mapper/$DEV_NAME ] && dmsetup remove --retry $DEV_NAME >/dev/null 2>&1
21 # FIXME scsi_debug sometimes in-use here
22 sleep 1
23 rmmod scsi_debug >/dev/null 2>&1
24 sleep 1
25 }
26
27 fail()
28 {
29 if [ -n "$1" ] ; then echo "FAIL $1" ; fi
30 echo "FAILED backtrace:"
31 while caller $frame; do ((frame++)); done
32 cleanup
33 exit 100
34 }
35
36 skip()
37 {
38 echo "TEST SKIPPED: $1"
39 cleanup
40 exit 77
41 }
42
43 function dm_crypt_features()
44 {
45 VER_STR=$(dmsetup targets | grep crypt | cut -f2 -dv)
46 [ -z "$VER_STR" ] && fail "Failed to parse dm-crypt version."
47
48 VER_MAJ=$(echo $VER_STR | cut -f 1 -d.)
49 VER_MIN=$(echo $VER_STR | cut -f 2 -d.)
50 VER_PTC=$(echo $VER_STR | cut -f 3 -d.)
51
52 [ $VER_MAJ -lt 1 ] && return
53 [ $VER_MAJ -gt 1 ] && {
54 DM_PERF_CPU=1
55 DM_SECTOR_SIZE=1
56 return
57 }
58
59 [ $VER_MIN -lt 14 ] && return
60 DM_PERF_CPU=1
61 if [ $VER_MIN -ge 17 -o \( $VER_MIN -eq 14 -a $VER_PTC -ge 5 \) ]; then
62 DM_SECTOR_SIZE=1
63 fi
64 }
65
66 add_device() {
67 modprobe scsi_debug $@ delay=0 >/dev/null 2>&1
68 if [ $? -ne 0 ] ; then
69 echo "This kernel seems to not support proper scsi_debug module, test skipped."
70 exit 77
71 fi
72
73 sleep 2
74 DEV=$(grep -l -e scsi_debug /sys/block/*/device/model | cut -f4 -d /)
75
76 if [ ! -e /sys/block/$DEV/alignment_offset ] ; then
77 echo "This kernel seems to not support topology info, test skipped."
78 cleanup
79 exit 77
80 fi
81
82 DEV="/dev/$DEV"
83 [ -b $DEV ] || fail "Cannot find $DEV."
84 }
85
86 format() # expected [forced] [encryption_sector_size]
87 {
88 local _sec_size=512
89
90 local _exp=$1
91
92 if [ "${2:0:1}" = "s" ]; then
93 _sec_size=${2:1}
94 shift
95 fi
96
97 test "${3:0:1}" = "s" && _sec_size=${3:1}
98
99 test $_sec_size -eq 512 || local _smsg=" (encryption sector size $_sec_size)"
100
101 if [ -z "$2" ] ; then
102 echo -n "Formatting using topology info$_smsg..."
103 echo $PWD1 | $CRYPTSETUP luksFormat $FAST_PBKDF --type luks2 $DEV -q -c aes-cbc-essiv:sha256 --sector-size $_sec_size >/dev/null 2>&1 || fail
104 else
105 echo -n "Formatting using forced sector alignment $2$_smsg..."
106 echo $PWD1 | $CRYPTSETUP luksFormat $FAST_PBKDF --type luks2 $DEV -q -c aes-cbc-essiv:sha256 --align-payload=$2 --sector-size $_sec_size >/dev/null || fail
107 fi
108
109 # check the device can be activated
110 if [ -n "$DM_SECTOR_SIZE" ] ; then
111 echo $PWD1 | $CRYPTSETUP luksOpen $DEV $DEV_NAME || fail
112 $CRYPTSETUP close $DEV_NAME || fail
113 fi
114
115 ALIGN=$($CRYPTSETUP luksDump $DEV | grep -A1 "0: crypt" | grep "offset:" | cut -d ' ' -f2)
116 # echo "ALIGN = $ALIGN"
117
118 [ -z "$ALIGN" ] && fail
119 ALIGN=$((ALIGN/512))
120 [ $ALIGN -ne $_exp ] && fail "Expected alignment differs: expected $_exp != detected $ALIGN"
121
122 # test some operation, just in case
123 echo -e "$PWD1\n$PWD2" | $CRYPTSETUP luksAddKey $DEV $FAST_PBKDF --key-slot 1
124 [ $? -ne 0 ] && fail "Keyslot add failed."
125
126 $CRYPTSETUP -q luksKillSlot $DEV 1
127 [ $? -ne 0 ] && fail "Keyslot removal failed."
128
129 echo "PASSED"
130 }
131
132 format_fail() # expected [forced] [encryption_sector_size]
133 {
134 local _sec_size=512
135
136 local _exp=$1
137
138 if [ "${2:0:1}" = "s" ]; then
139 _sec_size=${2:1}
140 shift
141 fi
142
143 test "${3:0:1}" = "s" && _sec_size=${3:1}
144
145 test $_sec_size -eq 512 || local _smsg=" (encryption sector size $_sec_size)"
146
147 if [ -z "$2" ] ; then
148 echo -n "Formatting using topology info$_smsg (must fail)..."
149 echo $PWD1 | $CRYPTSETUP luksFormat $FAST_PBKDF --type luks2 $DEV -q -c aes-cbc-essiv:sha256 --sector-size $_sec_size >/dev/null 2>&1 && fail
150 else
151 echo -n "Formatting using forced sector alignment $2$_smsg (must fail)..."
152 echo $PWD1 | $CRYPTSETUP luksFormat $FAST_PBKDF --type luks2 $DEV -q -c aes-cbc-essiv:sha256 --align-payload=$2 --sector-size $_sec_size >/dev/null 2>&1 && fail
153 fi
154
155 echo "PASSED"
156 }
157
158 if [ $(id -u) != 0 ]; then
159 echo "WARNING: You must be root to run this test, test skipped."
160 exit 77
161 fi
162
163 dm_crypt_features
164 modprobe --dry-run scsi_debug >/dev/null 2>&1 || skip "This kernel seems to not support proper scsi_debug module, test skipped."
165 cleanup
166 if [ -d /sys/module/scsi_debug ] ; then
167 echo "Cannot use scsi_debug module (in use or compiled-in), test skipped."
168 exit 77
169 fi
170
171 add_device dev_size_mb=32
172 echo $PWD1 | $CRYPTSETUP luksFormat $FAST_PBKDF --type luks2 $DEV -q >/dev/null || fail
173 EXPCT=$($CRYPTSETUP luksDump $DEV | grep "offset: " | cut -f 2 -d ' ')
174 test "$EXPCT" -gt 512 || fail
175 EXPCT=$((EXPCT/512))
176 echo "Default alignment detected: $EXPCT sectors"
177 cleanup
178
179 echo "# Create desktop-class 4K drive"
180 echo "# (logical_block_size=512, physical_block_size=4096, alignment_offset=0)"
181 add_device dev_size_mb=32 sector_size=512 physblk_exp=3 num_tgts=1
182 format $EXPCT
183 format $EXPCT s1024
184 format $EXPCT s2048
185 format $EXPCT s4096
186 format $EXPCT 1
187 format $EXPCT 1 s1024
188 format $EXPCT 1 s2048
189 format $EXPCT 1 s4096
190 format $EXPCT 8
191 format $EXPCT 8 s1024
192 format $EXPCT 8 s2048
193 format $EXPCT 8 s4096
194 format $((EXPCT+1)) $((EXPCT+1))
195 format_fail $((EXPCT+1)) $((EXPCT+1)) s1024
196 format_fail $((EXPCT+1)) $((EXPCT+1)) s2048
197 format_fail $((EXPCT+1)) $((EXPCT+1)) s4096
198 format $EXPCT $EXPCT
199 format $EXPCT $EXPCT s1024
200 format $EXPCT $EXPCT s2048
201 format $EXPCT $EXPCT s4096
202 cleanup
203
204 echo "# Create desktop-class 4K drive with misaligned opt-io (some bad USB enclosures)"
205 echo "# (logical_block_size=512, physical_block_size=4096, alignment_offset=0, opt-io=1025)"
206 add_device dev_size_mb=32 sector_size=512 physblk_exp=3 num_tgts=1 opt_blks=1025
207 format $EXPCT
208 format $EXPCT s1024
209 format $EXPCT s2048
210 format $EXPCT s4096
211 format $EXPCT 1
212 format $EXPCT 1 s1024
213 format $EXPCT 1 s2048
214 format $EXPCT 1 s4096
215 format $EXPCT 8
216 format $EXPCT 8 s1024
217 format $EXPCT 8 s2048
218 format $EXPCT 8 s4096
219 format $((EXPCT+1)) $((EXPCT+1))
220 format_fail $((EXPCT+1)) $((EXPCT+1)) s1024
221 format_fail $((EXPCT+1)) $((EXPCT+1)) s2048
222 format_fail $((EXPCT+1)) $((EXPCT+1)) s4096
223 format $EXPCT $EXPCT
224 format $EXPCT $EXPCT s1024
225 format $EXPCT $EXPCT s2048
226 format $EXPCT $EXPCT s4096
227 cleanup
228
229 echo "# Create drive with misaligned opt-io to page-size (some bad USB enclosures)"
230 echo "# (logical_block_size=512, physical_block_size=512, alignment_offset=0, opt-io=33553920)"
231 add_device dev_size_mb=32 sector_size=512 num_tgts=1 opt_blks=65535
232 format $EXPCT
233 format $EXPCT s1024
234 format $EXPCT s2048
235 format $EXPCT s4096
236 format $EXPCT 1
237 format $EXPCT 1 s1024
238 format $EXPCT 1 s2048
239 format $EXPCT 1 s4096
240 format $EXPCT 8
241 format $EXPCT 8 s1024
242 format $EXPCT 8 s2048
243 format $EXPCT 8 s4096
244 format $((EXPCT+1)) $((EXPCT+1))
245 format_fail $((EXPCT+1)) $((EXPCT+1)) s1024
246 format_fail $((EXPCT+1)) $((EXPCT+1)) s2048
247 format_fail $((EXPCT+1)) $((EXPCT+1)) s4096
248 format $EXPCT $EXPCT
249 format $EXPCT $EXPCT s1024
250 format $EXPCT $EXPCT s2048
251 format $EXPCT $EXPCT s4096
252 cleanup
253
254 echo "# Create desktop-class 4K drive w/ 1-sector shift (original bug report)"
255 echo "# (logical_block_size=512, physical_block_size=4096, alignment_offset=512)"
256 add_device dev_size_mb=32 sector_size=512 physblk_exp=3 lowest_aligned=1 num_tgts=1
257 format $((EXPCT+1))
258 format_fail $((EXPCT+1)) s1024
259 format_fail $((EXPCT+1)) s2048
260 format_fail $((EXPCT+1)) s4096
261 format $EXPCT 1
262 format $EXPCT 1 s1024
263 format $EXPCT 1 s2048
264 format $EXPCT 1 s4096
265 format $EXPCT 8
266 format $EXPCT 8 s1024
267 format $EXPCT 8 s2048
268 format $EXPCT 8 s4096
269 format $((EXPCT+1)) $((EXPCT+1))
270 format_fail $((EXPCT+1)) $((EXPCT+1)) s1024
271 format_fail $((EXPCT+1)) $((EXPCT+1)) s2048
272 format_fail $((EXPCT+1)) $((EXPCT+1)) s4096
273 format $EXPCT $EXPCT
274 format $EXPCT $EXPCT s1024
275 format $EXPCT $EXPCT s2048
276 format $EXPCT $EXPCT s4096
277 cleanup
278
279 echo "# Create desktop-class 4K drive w/ 63-sector DOS partition compensation"
280 echo "# (logical_block_size=512, physical_block_size=4096, alignment_offset=3584)"
281 add_device dev_size_mb=32 sector_size=512 physblk_exp=3 lowest_aligned=7 num_tgts=1
282 format $((EXPCT+7))
283 format_fail $((EXPCT+7)) s1024
284 format_fail $((EXPCT+7)) s2048
285 format_fail $((EXPCT+7)) s4096
286 format $EXPCT 1
287 format $EXPCT 1 s1024
288 format $EXPCT 1 s2048
289 format $EXPCT 1 s4096
290 format $EXPCT 8
291 format $EXPCT 8 s1024
292 format $EXPCT 8 s2048
293 format $EXPCT 8 s4096
294 format $((EXPCT+1)) $((EXPCT+1))
295 format_fail $((EXPCT+1)) $((EXPCT+1)) s1024
296 format_fail $((EXPCT+1)) $((EXPCT+1)) s2048
297 format_fail $((EXPCT+1)) $((EXPCT+1)) s4096
298 format $EXPCT $EXPCT
299 format $EXPCT $EXPCT s1024
300 format $EXPCT $EXPCT s2048
301 format $EXPCT $EXPCT s4096
302 cleanup
303
304 echo "# Create enterprise-class 4K drive"
305 echo "# (logical_block_size=4096, physical_block_size=4096, alignment_offset=0)"
306 add_device dev_size_mb=32 sector_size=4096 num_tgts=1 opt_blks=64
307 format $EXPCT
308 format $EXPCT s1024
309 format $EXPCT s2048
310 format $EXPCT s4096
311 format $EXPCT 1
312 format $EXPCT 1 s1024
313 format $EXPCT 1 s2048
314 format $EXPCT 1 s4096
315 format $EXPCT 8
316 format $EXPCT 8 s1024
317 format $EXPCT 8 s2048
318 format $EXPCT 8 s4096
319 #FIXME: kernel limits issue?
320 ##format $((EXPCT+1)) $((EXPCT+1))
321 format_fail $((EXPCT+1)) $((EXPCT+1)) s1024
322 format_fail $((EXPCT+1)) $((EXPCT+1)) s2048
323 format_fail $((EXPCT+1)) $((EXPCT+1)) s4096
324 format $EXPCT $EXPCT
325 format $EXPCT $EXPCT s1024
326 format $EXPCT $EXPCT s2048
327 format $EXPCT $EXPCT s4096
328 cleanup
329
330 echo "# Create classic 512B drive and stack dm-linear"
331 echo "# (logical_block_size=512, physical_block_size=512, alignment_offset=0)"
332 add_device dev_size_mb=32 sector_size=512 num_tgts=1
333 DEV2=$DEV
334 DEV=/dev/mapper/$DEV_STACKED
335 dmsetup create $DEV_STACKED --table "0 65536 linear $DEV2 0"
336 format $EXPCT
337 format $EXPCT s1024
338 format $EXPCT s2048
339 format $EXPCT s4096
340 format $EXPCT 1
341 format $EXPCT 1 s1024
342 format $EXPCT 1 s2048
343 format $EXPCT 1 s4096
344 format $EXPCT 8
345 format $EXPCT 8 s1024
346 format $EXPCT 8 s2048
347 format $EXPCT 8 s4096
348 format $((EXPCT+1)) $((EXPCT+1))
349 format_fail $((EXPCT+1)) $((EXPCT+1)) s1024
350 format_fail $((EXPCT+1)) $((EXPCT+1)) s2048
351 format_fail $((EXPCT+1)) $((EXPCT+1)) s4096
352 format $EXPCT $EXPCT
353 format $EXPCT $EXPCT s1024
354 format $EXPCT $EXPCT s2048
355 format $EXPCT $EXPCT s4096
356 cleanup
357
358 echo "# Create enterprise-class 4K drive with fs and LUKS images."
359 # loop device here presents 512 block but images have 4k block
360 # cryptsetup should properly use 4k block on direct-io
361 add_device dev_size_mb=32 sector_size=4096 physblk_exp=0 num_tgts=1 opt_blks=64
362 for file in $(ls img_fs_*.img.xz) ; do
363 echo "Format using fs image $file."
364 xz -d -c $file | dd of=$DEV bs=1M 2>/dev/null || fail "bad image"
365 [ ! -d $MNT_DIR ] && mkdir $MNT_DIR
366 mount $DEV $MNT_DIR || skip "Mounting image is not available."
367 echo $PWD1 | $CRYPTSETUP luksFormat $FAST_PBKDF --type luks2 $MNT_DIR/luks.img --offset 8192 || fail
368 echo $PWD2 | $CRYPTSETUP luksFormat $FAST_PBKDF --type luks2 $MNT_DIR/luks.img --header $MNT_DIR/luks_header.img || fail
369 umount $MNT_DIR
370 done
371 cleanup