mirror of https://gitee.com/openkylin/qemu.git
98 lines
2.3 KiB
Bash
Executable File
98 lines
2.3 KiB
Bash
Executable File
#!/usr/bin/env bash
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##
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## qemu-img compare test
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##
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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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#
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# creator
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owner=mrezanin@redhat.com
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seq=`basename $0`
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echo "QA output created by $seq"
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status=1 # failure is the default!
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_cleanup()
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{
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echo "Cleanup"
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_cleanup_test_img
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rm "${TEST_IMG_FILE2}"
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}
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trap "_cleanup; exit \$status" 0 1 2 3 15
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_compare()
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{
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$QEMU_IMG compare $QEMU_IMG_EXTRA_ARGS "$@" "$TEST_IMG" "${TEST_IMG2}"
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echo $?
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}
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# get standard environment, filters and checks
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. ./common.rc
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. ./common.filter
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. ./common.pattern
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_supported_fmt raw qcow2 qed luks
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_supported_proto file
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_supported_os Linux
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# Remove once all tests are fixed to use TEST_IMG_FILE
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# correctly and common.rc sets it unconditionally
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test -z "$TEST_IMG_FILE" && TEST_IMG_FILE=$TEST_IMG
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# Setup test basic parameters
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TEST_IMG2=$TEST_IMG.2
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TEST_IMG_FILE2=$TEST_IMG_FILE.2
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CLUSTER_SIZE=4096
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size=128M
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_make_test_img $size
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io_pattern write 524288 $CLUSTER_SIZE $CLUSTER_SIZE 4 45
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# Compare identical images
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cp "$TEST_IMG_FILE" "${TEST_IMG_FILE2}"
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_compare
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_compare -q
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# Compare images with different size
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if [ "$IMGOPTSSYNTAX" = "true" ]; then
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$QEMU_IMG resize $QEMU_IMG_EXTRA_ARGS "$TEST_IMG" +32M
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else
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$QEMU_IMG resize -f $IMGFMT "$TEST_IMG" +32M
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fi
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# Ensure extended space is zero-initialized
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$QEMU_IO "$TEST_IMG" -c "write -z $size 32M" | _filter_qemu_io
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_compare
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_compare -s
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# Compare images with different content
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io_pattern write 1228800 $CLUSTER_SIZE 0 1 67
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_compare
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io_pattern write 0 $CLUSTER_SIZE 0 1 123
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_compare
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# Test unaligned case of mismatch offsets in allocated clusters
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_make_test_img $size
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io_pattern write 0 512 0 1 100
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cp "$TEST_IMG_FILE" "$TEST_IMG_FILE2"
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io_pattern write 512 512 0 1 101
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_compare
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# Cleanup
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status=0
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