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110 lines
3.8 KiB
Bash
110 lines
3.8 KiB
Bash
#!/usr/bin/env bash
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# group: rw quick
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#
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# parallels format validation tests (created by QEMU)
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#
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# Copyright (C) 2014 Denis V. Lunev <den@openvz.org>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# creator
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owner=den@openvz.org
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seq=`basename $0`
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echo "QA output created by $seq"
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status=1 # failure is the default!
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_cleanup()
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{
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_cleanup_test_img
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}
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trap "_cleanup; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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_supported_fmt parallels
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_supported_proto file
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_supported_os Linux
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inuse_offset=$((0x2c))
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size=$((64 * 1024 * 1024))
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CLUSTER_SIZE=64k
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IMGFMT=parallels
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_make_test_img $size
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echo == read empty image ==
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{ $QEMU_IO -c "read -P 0 32k 64k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
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echo == write more than 1 block in a row ==
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{ $QEMU_IO -c "write -P 0x11 32k 128k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
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echo == read less than block ==
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{ $QEMU_IO -c "read -P 0x11 32k 32k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
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echo == read exactly 1 block ==
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{ $QEMU_IO -c "read -P 0x11 64k 64k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
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echo == read more than 1 block ==
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{ $QEMU_IO -c "read -P 0x11 32k 128k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
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echo == check that there is no trash after written ==
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{ $QEMU_IO -c "read -P 0 160k 32k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
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echo == check that there is no trash before written ==
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{ $QEMU_IO -c "read -P 0 0 32k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
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echo "== Corrupt image =="
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poke_file "$TEST_IMG" "$inuse_offset" "\x59\x6e\x6f\x74"
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{ $QEMU_IO -c "read -P 0x11 64k 64k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
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_check_test_img
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_check_test_img -r all
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{ $QEMU_IO -c "read -P 0x11 64k 64k" "$TEST_IMG"; } 2>&1 | _filter_qemu_io | _filter_testdir
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echo "== allocate with backing =="
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# Verify that allocating clusters works fine even when there is a backing image.
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# Regression test for a bug where we would pass a buffer read from the backing
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# node as a QEMUIOVector object, which could cause anything from I/O errors over
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# assertion failures to invalid reads from memory.
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# Clear image
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_make_test_img $size
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# Create base image
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TEST_IMG="$TEST_IMG.base" _make_test_img $size
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# Write some data to the base image (which would trigger an assertion failure if
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# interpreted as a QEMUIOVector)
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$QEMU_IO -c 'write -P 42 0 64k' "$TEST_IMG.base" | _filter_qemu_io
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# Parallels does not seem to support storing a backing filename in the image
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# itself, so we need to build our backing chain on the command line
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imgopts="driver=$IMGFMT,file.driver=$IMGPROTO,file.filename=$TEST_IMG"
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imgopts+=",backing.driver=$IMGFMT"
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imgopts+=",backing.file.driver=$IMGPROTO,backing.file.filename=$TEST_IMG.base"
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# Cause allocation in the top image
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QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT \
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$QEMU_IO --image-opts "$imgopts" -c 'write -P 1 0 64' | _filter_qemu_io
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# Verify
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QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT \
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$QEMU_IO --image-opts "$imgopts" \
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-c 'read -P 1 0 64' \
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-c "read -P 42 64 $((64 * 1024 - 64))" \
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-c "read -P 0 64k $((size - 64 * 1024))" \
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| _filter_qemu_io
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# success, all done
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echo "*** done"
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rm -f $seq.full
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status=0
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