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iotests: Add test for BAT entries duplication check 

Fill a parallels image with a pattern and write another pattern to the
second cluster. Corrupt the image and check if the pattern changes. Repair
the image and check the patterns on guest and host sides.

Signed-off-by: Alexander Ivanov <alexander.ivanov@virtuozzo.com>
Reviewed-by: Denis V. Lunev <den@openvz.org>
Signed-off-by: Denis V. Lunev <den@openvz.org>
This commit is contained in:
Alexander Ivanov 2023-07-01 12:11:19 +02:00 committed by Denis V. Lunev
parent 95bdb2d539
commit 826e7ea0ac
2 changed files with 63 additions and 0 deletions
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32
tests/qemu-iotests/tests/parallels-checks
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@ -92,6 +92,38 @@ echo "file size: $file_size"
echo "== check last cluster =="
{ $QEMU_IO -c "read -P 0x11 $LAST_CLUSTER_OFF $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
# Clear image
_make_test_img $SIZE
echo "== TEST DUPLICATION CHECK =="
echo "== write pattern to whole image =="
{ $QEMU_IO -c "write -P 0x11 0 $SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
echo "== write another pattern to second cluster =="
{ $QEMU_IO -c "write -P 0x55 $CLUSTER_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
echo "== check second cluster =="
{ $QEMU_IO -c "read -P 0x55 $CLUSTER_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
echo "== corrupt image =="
poke_file "$TEST_IMG" "$(($BAT_OFFSET + 4))" "\x01\x00\x00\x00"
echo "== check second cluster =="
{ $QEMU_IO -c "read -P 0x11 $CLUSTER_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
echo "== repair image =="
_check_test_img -r all
echo "== check second cluster =="
{ $QEMU_IO -c "read -P 0x11 $CLUSTER_SIZE $CLUSTER_SIZE" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
echo "== check first cluster on host =="
printf "content: 0x%02x\n" `peek_file_le $TEST_IMG $(($CLUSTER_SIZE)) 1`
echo "== check second cluster on host =="
printf "content: 0x%02x\n" `peek_file_le $TEST_IMG $(($CLUSTER_SIZE)) 1`
# success, all done
echo "*** done"
rm -f $seq.full

31
tests/qemu-iotests/tests/parallels-checks.out
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@ -31,4 +31,35 @@ file size: 2097152
== check last cluster ==
read 1048576/1048576 bytes at offset 3145728
1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=4194304
== TEST DUPLICATION CHECK ==
== write pattern to whole image ==
wrote 4194304/4194304 bytes at offset 0
4 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
== write another pattern to second cluster ==
wrote 1048576/1048576 bytes at offset 1048576
1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
== check second cluster ==
read 1048576/1048576 bytes at offset 1048576
1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
== corrupt image ==
== check second cluster ==
read 1048576/1048576 bytes at offset 1048576
1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
== repair image ==
Repairing duplicate offset in BAT entry 1
The following inconsistencies were found and repaired:
0 leaked clusters
1 corruptions
Double checking the fixed image now...
No errors were found on the image.
== check second cluster ==
read 1048576/1048576 bytes at offset 1048576
1 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
== check first cluster on host ==
content: 0x11
== check second cluster on host ==
content: 0x11
*** done