325dd915b2
streamOptimized does not support writes that do not span exactly one cluster. Furthermore, it cannot rewrite already allocated clusters. As such, many iotests do not work with it. Disable them. Signed-off-by: Max Reitz <mreitz@redhat.com> Message-id: 20190815153638.4600-6-mreitz@redhat.com Reviewed-by: John Snow <jsnow@redhat.com> Signed-off-by: Max Reitz <mreitz@redhat.com>
68 lines
1.9 KiB
Bash
Executable file
68 lines
1.9 KiB
Bash
Executable file
#!/usr/bin/env bash
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#
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# Test case for nested image formats
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#
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# Copyright (C) 2013 Red Hat, Inc.
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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=mreitz@redhat.com
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seq="$(basename $0)"
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echo "QA output created by $seq"
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status=1 # failure is the default!
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_cleanup()
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{
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_cleanup_test_img
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}
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trap "_cleanup; exit \$status" 0 1 2 3 15
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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_supported_fmt vpc vmdk vhdx vdi qed qcow2 qcow
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_supported_proto file
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_unsupported_imgopts "subformat=streamOptimized"
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IMG_SIZE=64M
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echo
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echo "=== Testing nested image formats ==="
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echo
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TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE
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$QEMU_IO -c 'write -P 42 0 512' -c 'write -P 23 512 512' \
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-c 'write -P 66 1024 512' "$TEST_IMG.base" | _filter_qemu_io
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$QEMU_IMG convert -f raw -O $IMGFMT "$TEST_IMG.base" "$TEST_IMG"
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$QEMU_IO -c "open -o driver=$IMGFMT,file.driver=$IMGFMT,file.file.filename=$TEST_IMG" \
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-c 'read -P 42 0 512' -c 'read -P 23 512 512' \
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-c 'read -P 66 1024 512' | _filter_qemu_io
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# When not giving any format, qemu should open only one "layer". Therefore, this
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# should not work for any image formats with a header.
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$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _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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