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1 #!/bin/bash
2 #
3 # (C) Copyright 2014 Suriyan Ramasami
4 #
5 # SPDX-License-Identifier: GPL-2.0+
6 #
7
8 # Invoke this test script from U-Boot base directory as ./test/fs/fs-test.sh
9 # It currently tests the fs/sb and native commands for ext4 and fat partitions
10 # Expected results are as follows:
11 # EXT4 tests:
12 # fs-test.sb.ext4.out: Summary: PASS: 23 FAIL: 0
13 # fs-test.ext4.out: Summary: PASS: 23 FAIL: 0
14 # fs-test.fs.ext4.out: Summary: PASS: 23 FAIL: 0
15 # FAT tests:
16 # fs-test.sb.fat.out: Summary: PASS: 23 FAIL: 0
17 # fs-test.fat.out: Summary: PASS: 20 FAIL: 3
18 # fs-test.fs.fat.out: Summary: PASS: 20 FAIL: 3
19 # Total Summary: TOTAL PASS: 132 TOTAL FAIL: 6
20
21 # pre-requisite binaries list.
22 PREREQ_BINS="md5sum mkfs mount umount dd fallocate mkdir"
23
24 # All generated output files from this test will be in $OUT_DIR
25 # Hence everything is sandboxed.
26 OUT_DIR="sandbox/test/fs"
27
28 # Location of generated sandbox u-boot
29 UBOOT="./sandbox/u-boot"
30
31 # Our mount directory will be in the sandbox
32 MOUNT_DIR="${OUT_DIR}/mnt"
33
34 # The file system image we create will have the $IMG prefix.
35 IMG="${OUT_DIR}/3GB"
36
37 # $SMALL_FILE is the name of the 1MB file in the file system image
38 SMALL_FILE="1MB.file"
39
40 # $BIG_FILE is the name of the 2.5GB file in the file system image
41 BIG_FILE="2.5GB.file"
42
43 # $MD5_FILE will have the expected md5s when we do the test
44 # They shall have a suffix which represents their file system (ext4/fat)
45 MD5_FILE="${OUT_DIR}/md5s.list"
46
47 # $OUT shall be the prefix of the test output. Their suffix will be .out
48 OUT="${OUT_DIR}/fs-test"
49
50 # Full Path of the 1 MB file that shall be created in the fs image.
51 MB1="${MOUNT_DIR}/${SMALL_FILE}"
52 GB2p5="${MOUNT_DIR}/${BIG_FILE}"
53
54 # ************************
55 # * Functions start here *
56 # ************************
57
58 # Check if the prereq binaries exist, or exit
59 function check_prereq() {
60 for prereq in $PREREQ_BINS; do
61 if [ ! -x "`which $prereq`" ]; then
62 echo "Missing $prereq binary. Exiting!"
63 exit
64 fi
65 done
66
67 # We use /dev/urandom to create files. Check if it exists.
68 if [ ! -c /dev/urandom ]; then
69 echo "Missing character special /dev/urandom. Exiting!"
70 exit
71 fi
72 }
73
74 # If 1st param is "clean", then clean out the generated files and exit
75 function check_clean() {
76 if [ "$1" = "clean" ]; then
77 rm -rf "$OUT_DIR"
78 echo "Cleaned up generated files. Exiting"
79 exit
80 fi
81 }
82
83 # Generate sandbox U-Boot - gleaned from /test/dm/test-dm.sh
84 function compile_sandbox() {
85 unset CROSS_COMPILE
86 NUM_CPUS=$(cat /proc/cpuinfo |grep -c processor)
87 make O=sandbox sandbox_config
88 make O=sandbox -s -j${NUM_CPUS}
89
90 # Check if U-Boot exists
91 if [ ! -x "$UBOOT" ]; then
92 echo "$UBOOT does not exist or is not executable"
93 echo "Build error?"
94 echo "Please run this script as ./test/fs/`basename $0`"
95 exit
96 fi
97 }
98
99 # Clean out all generated files other than the file system images
100 # We save time by not deleting and recreating the file system images
101 function prepare_env() {
102 rm -f ${MD5_FILE}.* ${OUT}.*
103 mkdir -p ${OUT_DIR}
104 }
105
106 # 1st parameter is the name of the image file to be created
107 # 2nd parameter is the filesystem - fat ext4 etc
108 # -F cant be used with fat as it means something else.
109 function create_image() {
110 # Create image if not already present - saves time, while debugging
111 if [ "$2" = "ext4" ]; then
112 MKFS_OPTION="-F"
113 else
114 MKFS_OPTION=""
115 fi
116 if [ ! -f "$1" ]; then
117 fallocate -l 3G "$1" &> /dev/null
118 if [ $? -ne 0 ]; then
119 echo fallocate failed - using dd instead
120 dd if=/dev/zero of=$1 bs=1024 count=$((3 * 1024 * 1024))
121 if [ $? -ne 0 ]; then
122 echo Could not create empty disk image
123 exit $?
124 fi
125 fi
126 mkfs -t "$2" $MKFS_OPTION "$1" &> /dev/null
127 if [ $? -ne 0 -a "$2" = "fat" ]; then
128 # If we fail and we did fat, try vfat.
129 mkfs -t vfat $MKFS_OPTION "$1" &> /dev/null
130 fi
131 if [ $? -ne 0 ]; then
132 echo Could not create filesystem
133 exit $?
134 fi
135 fi
136 }
137
138 # 1st parameter is image file
139 # 2nd parameter is file system type - fat/ext4
140 # 3rd parameter is name of small file
141 # 4th parameter is name of big file
142 # 5th parameter is fs/nonfs/sb - to dictate generic fs commands or
143 # otherwise or sb hostfs
144 # 6th parameter is the directory path for the files. Its "" for generic
145 # fs and ext4/fat and full patch for sb hostfs
146 # UBOOT is set in env
147 function test_image() {
148 addr="0x01000008"
149 length="0x00100000"
150
151 case "$2" in
152 fat)
153 FPATH=""
154 PREFIX="fat"
155 WRITE="write"
156 ;;
157
158 ext4)
159 # ext4 needs absolute path
160 FPATH="/"
161 PREFIX="ext4"
162 WRITE="write"
163 ;;
164
165 *)
166 echo "Unhandled filesystem $2. Exiting!"
167 exit
168 ;;
169 esac
170
171 case "$5" in
172 fs)
173 PREFIX=""
174 WRITE="save"
175 SUFFIX=" 0:0"
176 ;;
177
178 nonfs)
179 SUFFIX=" 0:0"
180 ;;
181
182 sb)
183 PREFIX="sb "
184 WRITE="save"
185 SUFFIX="fs -"
186 ;;
187
188 *)
189 echo "Unhandled mode $5. Exiting!"
190 exit
191 ;;
192
193 esac
194
195 # sb always uses full path to mointpoint, irrespective of filesystem
196 if [ "$5" = "sb" ]; then
197 FPATH=${6}/
198 fi
199
200 FILE_WRITE=${3}.w
201 FILE_SMALL=$3
202 FILE_BIG=$4
203
204 # In u-boot commands, <interface> stands for host or hostfs
205 # hostfs maps to the host fs.
206 # host maps to the "sb bind" that we do
207
208 $UBOOT << EOF
209 sb=$5
210 setenv bind 'if test "\$sb" != sb; then sb bind 0 "$1"; fi'
211 run bind
212 # Test Case 1 - ls
213 ${PREFIX}ls host${SUFFIX} $6
214 #
215 # We want ${PREFIX}size host 0:0 $3 for host commands and
216 # sb size hostfs - $3 for hostfs commands.
217 # 1MB is 0x0010 0000
218 # Test Case 2 - size of small file
219 ${PREFIX}size host${SUFFIX} ${FPATH}$FILE_SMALL
220 printenv filesize
221 setenv filesize
222
223 # 2.5GB (1024*1024*2500) is 0x9C40 0000
224 # Test Case 3 - size of big file
225 ${PREFIX}size host${SUFFIX} ${FPATH}$FILE_BIG
226 printenv filesize
227 setenv filesize
228
229 # Notes about load operation
230 # If I use 0x01000000 I get DMA misaligned error message
231 # Last two parameters are size and offset.
232
233 # Test Case 4a - Read full 1MB of small file
234 ${PREFIX}load host${SUFFIX} $addr ${FPATH}$FILE_SMALL
235 printenv filesize
236 # Test Case 4b - Read full 1MB of small file
237 md5sum $addr \$filesize
238 setenv filesize
239
240 # Test Case 5a - First 1MB of big file
241 ${PREFIX}load host${SUFFIX} $addr ${FPATH}$FILE_BIG $length 0x0
242 printenv filesize
243 # Test Case 5b - First 1MB of big file
244 md5sum $addr \$filesize
245 setenv filesize
246
247 # fails for ext as no offset support
248 # Test Case 6a - Last 1MB of big file
249 ${PREFIX}load host${SUFFIX} $addr ${FPATH}$FILE_BIG $length 0x9C300000
250 printenv filesize
251 # Test Case 6b - Last 1MB of big file
252 md5sum $addr \$filesize
253 setenv filesize
254
255 # fails for ext as no offset support
256 # Test Case 7a - One from the last 1MB chunk of 2GB
257 ${PREFIX}load host${SUFFIX} $addr ${FPATH}$FILE_BIG $length 0x7FF00000
258 printenv filesize
259 # Test Case 7b - One from the last 1MB chunk of 2GB
260 md5sum $addr \$filesize
261 setenv filesize
262
263 # fails for ext as no offset support
264 # Test Case 8a - One from the start 1MB chunk from 2GB
265 ${PREFIX}load host${SUFFIX} $addr ${FPATH}$FILE_BIG $length 0x80000000
266 printenv filesize
267 # Test Case 8b - One from the start 1MB chunk from 2GB
268 md5sum $addr \$filesize
269 setenv filesize
270
271 # fails for ext as no offset support
272 # Test Case 9a - One 1MB chunk crossing the 2GB boundary
273 ${PREFIX}load host${SUFFIX} $addr ${FPATH}$FILE_BIG $length 0x7FF80000
274 printenv filesize
275 # Test Case 9b - One 1MB chunk crossing the 2GB boundary
276 md5sum $addr \$filesize
277 setenv filesize
278
279 # Generic failure case
280 # Test Case 10 - 2MB chunk from the last 1MB of big file
281 ${PREFIX}load host${SUFFIX} $addr ${FPATH}$FILE_BIG 0x00200000 0x9C300000
282 printenv filesize
283 #
284
285 # Read 1MB from small file
286 ${PREFIX}load host${SUFFIX} $addr ${FPATH}$FILE_SMALL
287 # Write it back to test the writes
288 # Test Case 11a - Check that the write succeeded
289 ${PREFIX}${WRITE} host${SUFFIX} $addr ${FPATH}$FILE_WRITE \$filesize
290 mw.b $addr 00 100
291 ${PREFIX}load host${SUFFIX} $addr ${FPATH}$FILE_WRITE
292 # Test Case 11b - Check md5 of written to is same as the one read from
293 md5sum $addr \$filesize
294 setenv filesize
295 #
296
297 # Next test case checks writing a file whose dirent
298 # is the first in the block, which is always true for "."
299 # The write should fail, but the lookup should work
300 # Test Case 12 - Check directory traversal
301 ${PREFIX}${WRITE} host${SUFFIX} $addr ${FPATH}. 0x10
302
303 # Read 1MB from small file
304 ${PREFIX}load host${SUFFIX} $addr ${FPATH}$FILE_SMALL
305 # Write it via "same directory", i.e. "." dirent
306 # Test Case 13a - Check directory traversal
307 ${PREFIX}${WRITE} host${SUFFIX} $addr ${FPATH}./${FILE_WRITE}2 \$filesize
308 mw.b $addr 00 100
309 ${PREFIX}load host${SUFFIX} $addr ${FPATH}./${FILE_WRITE}2
310 # Test Case 13b - Check md5 of written to is same as the one read from
311 md5sum $addr \$filesize
312 setenv filesize
313 mw.b $addr 00 100
314 ${PREFIX}load host${SUFFIX} $addr ${FPATH}${FILE_WRITE}2
315 # Test Case 13c - Check md5 of written to is same as the one read from
316 md5sum $addr \$filesize
317 setenv filesize
318 #
319 reset
320
321 EOF
322 }
323
324 # 1st argument is the name of the image file.
325 # 2nd argument is the file where we generate the md5s of the files
326 # generated with the appropriate start and length that we use to test.
327 # It creates the necessary files in the image to test.
328 # $GB2p5 is the path of the big file (2.5 GB)
329 # $MB1 is the path of the small file (1 MB)
330 # $MOUNT_DIR is the path we can use to mount the image file.
331 function create_files() {
332 # Mount the image so we can populate it.
333 mkdir -p "$MOUNT_DIR"
334 sudo mount -o loop,rw "$1" "$MOUNT_DIR"
335
336 # Create big file in this image.
337 # Note that we work only on the start 1MB, couple MBs in the 2GB range
338 # and the last 1 MB of the huge 2.5GB file.
339 # So, just put random values only in those areas.
340 if [ ! -f "${GB2p5}" ]; then
341 sudo dd if=/dev/urandom of="${GB2p5}" bs=1M count=1 \
342 &> /dev/null
343 sudo dd if=/dev/urandom of="${GB2p5}" bs=1M count=2 seek=2047 \
344 &> /dev/null
345 sudo dd if=/dev/urandom of="${GB2p5}" bs=1M count=1 seek=2499 \
346 &> /dev/null
347 fi
348
349 # Create a small file in this image.
350 if [ ! -f "${MB1}" ]; then
351 sudo dd if=/dev/urandom of="${MB1}" bs=1M count=1 \
352 &> /dev/null
353 fi
354
355 # Delete the small file copies which possibly are written as part of a
356 # previous test.
357 sudo rm -f "${MB1}.w"
358 sudo rm -f "${MB1}.w2"
359
360 # Generate the md5sums of reads that we will test against small file
361 dd if="${MB1}" bs=1M skip=0 count=1 2> /dev/null | md5sum > "$2"
362
363 # Generate the md5sums of reads that we will test against big file
364 # One from beginning of file.
365 dd if="${GB2p5}" bs=1M skip=0 count=1 \
366 2> /dev/null | md5sum >> "$2"
367
368 # One from end of file.
369 dd if="${GB2p5}" bs=1M skip=2499 count=1 \
370 2> /dev/null | md5sum >> "$2"
371
372 # One from the last 1MB chunk of 2GB
373 dd if="${GB2p5}" bs=1M skip=2047 count=1 \
374 2> /dev/null | md5sum >> "$2"
375
376 # One from the start 1MB chunk from 2GB
377 dd if="${GB2p5}" bs=1M skip=2048 count=1 \
378 2> /dev/null | md5sum >> "$2"
379
380 # One 1MB chunk crossing the 2GB boundary
381 dd if="${GB2p5}" bs=512K skip=4095 count=2 \
382 2> /dev/null | md5sum >> "$2"
383
384 sync
385 sudo umount "$MOUNT_DIR"
386 rmdir "$MOUNT_DIR"
387 }
388
389 # 1st parameter is the text to print
390 # if $? is 0 its a pass, else a fail
391 # As a side effect it shall update env variable PASS and FAIL
392 function pass_fail() {
393 if [ $? -eq 0 ]; then
394 echo pass - "$1"
395 PASS=$((PASS + 1))
396 else
397 echo FAIL - "$1"
398 FAIL=$((FAIL + 1))
399 fi
400 }
401
402 # 1st parameter is the string which leads to an md5 generation
403 # 2nd parameter is the file we grep, for that string
404 # 3rd parameter is the name of the file which has md5s in it
405 # 4th parameter is the line # in the md5 file that we match it against
406 # This function checks if the md5 of the file in the sandbox matches
407 # that calculated while generating the file
408 # 5th parameter is the string to print with the result
409 check_md5() {
410 # md5sum in u-boot has output of form:
411 # md5 for 01000008 ... 01100007 ==> <md5>
412 # the 7th field is the actual md5
413 md5_src=`grep -A2 "$1" "$2" | grep "md5 for" | tr -d '\r'`
414 md5_src=($md5_src)
415 md5_src=${md5_src[6]}
416
417 # The md5 list, each line is of the form:
418 # - <md5>
419 # the 2nd field is the actual md5
420 md5_dst=`sed -n $4p $3`
421 md5_dst=($md5_dst)
422 md5_dst=${md5_dst[0]}
423
424 # For a pass they should match.
425 [ "$md5_src" = "$md5_dst" ]
426 pass_fail "$5"
427 }
428
429 # 1st parameter is the name of the output file to check
430 # 2nd parameter is the name of the file containing the md5 expected
431 # 3rd parameter is the name of the small file
432 # 4th parameter is the name of the big file
433 # 5th paramter is the name of the written file
434 # This function checks the output file for correct results.
435 function check_results() {
436 echo "** Start $1"
437
438 PASS=0
439 FAIL=0
440
441 # Check if the ls is showing correct results for 2.5 gb file
442 grep -A6 "Test Case 1 " "$1" | egrep -iq "2621440000 *$4"
443 pass_fail "TC1: ls of $4"
444
445 # Check if the ls is showing correct results for 1 mb file
446 grep -A6 "Test Case 1 " "$1" | egrep -iq "1048576 *$3"
447 pass_fail "TC1: ls of $3"
448
449 # Check size command on 1MB.file
450 egrep -A3 "Test Case 2 " "$1" | grep -q "filesize=100000"
451 pass_fail "TC2: size of $3"
452
453 # Check size command on 2.5GB.file
454 egrep -A3 "Test Case 3 " "$1" | grep -q "filesize=9c400000"
455 pass_fail "TC3: size of $4"
456
457 # Check read full mb of 1MB.file
458 grep -A4 "Test Case 4a " "$1" | grep -q "filesize=100000"
459 pass_fail "TC4: load of $3 size"
460 check_md5 "Test Case 4b " "$1" "$2" 1 "TC4: load from $3"
461
462 # Check first mb of 2.5GB.file
463 grep -A4 "Test Case 5a " "$1" | grep -q "filesize=100000"
464 pass_fail "TC5: load of 1st MB from $4 size"
465 check_md5 "Test Case 5b " "$1" "$2" 2 "TC5: load of 1st MB from $4"
466
467 # Check last mb of 2.5GB.file
468 grep -A4 "Test Case 6a " "$1" | grep -q "filesize=100000"
469 pass_fail "TC6: load of last MB from $4 size"
470 check_md5 "Test Case 6b " "$1" "$2" 3 "TC6: load of last MB from $4"
471
472 # Check last 1mb chunk of 2gb from 2.5GB file
473 grep -A4 "Test Case 7a " "$1" | grep -q "filesize=100000"
474 pass_fail "TC7: load of last 1mb chunk of 2GB from $4 size"
475 check_md5 "Test Case 7b " "$1" "$2" 4 \
476 "TC7: load of last 1mb chunk of 2GB from $4"
477
478 # Check first 1mb chunk after 2gb from 2.5GB file
479 grep -A4 "Test Case 8a " "$1" | grep -q "filesize=100000"
480 pass_fail "TC8: load 1st MB chunk after 2GB from $4 size"
481 check_md5 "Test Case 8b " "$1" "$2" 5 \
482 "TC8: load 1st MB chunk after 2GB from $4"
483
484 # Check 1mb chunk crossing the 2gb boundary from 2.5GB file
485 grep -A4 "Test Case 9a " "$1" | grep -q "filesize=100000"
486 pass_fail "TC9: load 1MB chunk crossing 2GB boundary from $4 size"
487 check_md5 "Test Case 9b " "$1" "$2" 6 \
488 "TC9: load 1MB chunk crossing 2GB boundary from $4"
489
490 # Check 2mb chunk from the last 1MB of 2.5GB file loads 1MB
491 grep -A5 "Test Case 10 " "$1" | grep -q "filesize=100000"
492 pass_fail "TC10: load 2MB from the last 1MB of $4 loads 1MB"
493
494 # Check 1mb chunk write
495 grep -A2 "Test Case 11a " "$1" | grep -q '1048576 bytes written'
496 pass_fail "TC11: 1MB write to $3.w - write succeeded"
497 check_md5 "Test Case 11b " "$1" "$2" 1 \
498 "TC11: 1MB write to $3.w - content verified"
499
500 # Check lookup of 'dot' directory
501 grep -A4 "Test Case 12 " "$1" | grep -q 'Unable to write file'
502 pass_fail "TC12: 1MB write to . - write denied"
503
504 # Check directory traversal
505 grep -A2 "Test Case 13a " "$1" | grep -q '1048576 bytes written'
506 pass_fail "TC13: 1MB write to ./$3.w2 - write succeeded"
507 check_md5 "Test Case 13b " "$1" "$2" 1 \
508 "TC13: 1MB read from ./$3.w2 - content verified"
509 check_md5 "Test Case 13c " "$1" "$2" 1 \
510 "TC13: 1MB read from $3.w2 - content verified"
511
512 echo "** End $1"
513 }
514
515 # Takes in one parameter which is "fs" or "nonfs", which then dictates
516 # if a fs test (size/load/save) or a nonfs test (fatread/extread) needs to
517 # be performed.
518 function test_fs_nonfs() {
519 echo "Creating files in $fs image if not already present."
520 create_files $IMAGE $MD5_FILE_FS
521
522 OUT_FILE="${OUT}.$1.${fs}.out"
523 test_image $IMAGE $fs $SMALL_FILE $BIG_FILE $1 "" \
524 > ${OUT_FILE} 2>&1
525 # strip out noise from fs code
526 grep -v -e "File System is consistent\|update journal finished" \
527 -e "reading .*\.file\|writing .*\.file.w" \
528 < ${OUT_FILE} > ${OUT_FILE}_clean
529 check_results ${OUT_FILE}_clean $MD5_FILE_FS $SMALL_FILE \
530 $BIG_FILE
531 TOTAL_FAIL=$((TOTAL_FAIL + FAIL))
532 TOTAL_PASS=$((TOTAL_PASS + PASS))
533 echo "Summary: PASS: $PASS FAIL: $FAIL"
534 echo "--------------------------------------------"
535 }
536
537 # ********************
538 # * End of functions *
539 # ********************
540
541 check_clean "$1"
542 check_prereq
543 compile_sandbox
544 prepare_env
545
546 # Track TOTAL_FAIL and TOTAL_PASS
547 TOTAL_FAIL=0
548 TOTAL_PASS=0
549
550 # In each loop, for a given file system image, we test both the
551 # fs command, like load/size/write, the file system specific command
552 # like: ext4load/ext4size/ext4write and the sb load/ls/save commands.
553 for fs in ext4 fat; do
554
555 echo "Creating $fs image if not already present."
556 IMAGE=${IMG}.${fs}.img
557 MD5_FILE_FS="${MD5_FILE}.${fs}"
558 create_image $IMAGE $fs
559
560 # sb commands test
561 echo "Creating files in $fs image if not already present."
562 create_files $IMAGE $MD5_FILE_FS
563
564 # Lets mount the image and test sb hostfs commands
565 mkdir -p "$MOUNT_DIR"
566 if [ "$fs" = "fat" ]; then
567 uid="uid=`id -u`"
568 else
569 uid=""
570 fi
571 sudo mount -o loop,rw,$uid "$IMAGE" "$MOUNT_DIR"
572 sudo chmod 777 "$MOUNT_DIR"
573
574 OUT_FILE="${OUT}.sb.${fs}.out"
575 test_image $IMAGE $fs $SMALL_FILE $BIG_FILE sb `pwd`/$MOUNT_DIR \
576 > ${OUT_FILE} 2>&1
577 sudo umount "$MOUNT_DIR"
578 rmdir "$MOUNT_DIR"
579
580 check_results $OUT_FILE $MD5_FILE_FS $SMALL_FILE $BIG_FILE
581 TOTAL_FAIL=$((TOTAL_FAIL + FAIL))
582 TOTAL_PASS=$((TOTAL_PASS + PASS))
583 echo "Summary: PASS: $PASS FAIL: $FAIL"
584 echo "--------------------------------------------"
585
586 test_fs_nonfs nonfs
587 test_fs_nonfs fs
588 done
589
590 echo "Total Summary: TOTAL PASS: $TOTAL_PASS TOTAL FAIL: $TOTAL_FAIL"
591 echo "--------------------------------------------"
592 if [ $TOTAL_FAIL -eq 0 ]; then
593 echo "PASSED"
594 exit 0
595 else
596 echo "FAILED"
597 exit 1
598 fi