e06f4639d8
Not updating src_offset will result in wrong data being written to dst image. Reported-by: Max Reitz <mreitz@redhat.com> Signed-off-by: Fam Zheng <famz@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
107 lines
3.0 KiB
Bash
Executable File
107 lines
3.0 KiB
Bash
Executable File
#!/bin/bash
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#
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# test of qemu-img convert -n - convert without creation
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#
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# Copyright (C) 2009 Red Hat, Inc.
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# Copyright (C) 2013 Alex Bligh (alex@alex.org.uk)
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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=alex@alex.org.uk
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seq=`basename $0`
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echo "QA output created by $seq"
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here=`pwd`
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status=1 # failure is the default!
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_cleanup()
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{
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_cleanup_test_img
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rm -f "$TEST_IMG.orig" "$TEST_IMG.raw1" "$TEST_IMG.raw2"
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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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. ./common.pattern
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_supported_fmt qcow qcow2 vmdk qed raw
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_supported_proto file
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_supported_os Linux
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_unsupported_imgopts "subformat=monolithicFlat" \
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"subformat=twoGbMaxExtentFlat" \
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"subformat=twoGbMaxExtentSparse"
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_make_test_img 4M
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echo "== Testing conversion with -n fails with no target file =="
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# check .orig file does not exist
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rm -f "$TEST_IMG.orig"
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if $QEMU_IMG convert -f $IMGFMT -O $IMGFMT -n "$TEST_IMG" "$TEST_IMG.orig" >/dev/null 2>&1; then
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exit 1
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fi
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echo "== Testing conversion with -n succeeds with a target file =="
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rm -f "$TEST_IMG.orig"
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cp "$TEST_IMG" "$TEST_IMG.orig"
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if ! $QEMU_IMG convert -f $IMGFMT -O $IMGFMT -n "$TEST_IMG" "$TEST_IMG.orig" ; then
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exit 1
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fi
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echo "== Testing conversion to raw is the same after conversion with -n =="
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# compare the raw files
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if ! $QEMU_IMG convert -f $IMGFMT -O raw "$TEST_IMG" "$TEST_IMG.raw1" ; then
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exit 1
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fi
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if ! $QEMU_IMG convert -f $IMGFMT -O raw "$TEST_IMG.orig" "$TEST_IMG.raw2" ; then
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exit 1
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fi
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if ! cmp "$TEST_IMG.raw1" "$TEST_IMG.raw2" ; then
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exit 1
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fi
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echo "== Testing conversion back to original format =="
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if ! $QEMU_IMG convert -f raw -O $IMGFMT -n "$TEST_IMG.raw2" "$TEST_IMG" ; then
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exit 1
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fi
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_check_test_img
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echo "== Testing conversion to a smaller file fails =="
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rm -f "$TEST_IMG.orig"
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mv "$TEST_IMG" "$TEST_IMG.orig"
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_make_test_img 2M
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if $QEMU_IMG convert -f $IMGFMT -O $IMGFMT -n "$TEST_IMG.orig" "$TEST_IMG" >/dev/null 2>&1; then
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exit 1
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fi
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echo "== Regression testing for copy offloading bug =="
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_make_test_img 1M
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TEST_IMG="$TEST_IMG.target" _make_test_img 1M
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$QEMU_IO -c 'write -P 1 0 512k' -c 'write -P 2 512k 512k' "$TEST_IMG" | _filter_qemu_io
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$QEMU_IO -c 'write -P 4 512k 512k' -c 'write -P 3 0 512k' "$TEST_IMG.target" | _filter_qemu_io
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$QEMU_IMG convert -n -O $IMGFMT "$TEST_IMG" "$TEST_IMG.target"
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$QEMU_IMG compare "$TEST_IMG" "$TEST_IMG.target"
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echo "*** done"
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rm -f $seq.full
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status=0
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exit 0
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