1#! /bin/bash 2# 3# qemu-img dd test with different block sizes 4# 5# Copyright (C) 2016 Reda Sallahi 6# 7# This program is free software; you can redistribute it and/or modify 8# it under the terms of the GNU General Public License as published by 9# the Free Software Foundation; either version 2 of the License, or 10# (at your option) any later version. 11# 12# This program is distributed in the hope that it will be useful, 13# but WITHOUT ANY WARRANTY; without even the implied warranty of 14# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15# GNU General Public License for more details. 16# 17# You should have received a copy of the GNU General Public License 18# along with this program. If not, see <http://www.gnu.org/licenses/>. 19# 20 21owner=fullmanet@gmail.com 22 23seq="$(basename $0)" 24echo "QA output created by $seq" 25 26here="$PWD" 27status=1 28 29_cleanup() 30{ 31 _cleanup_test_img 32 rm -f "$TEST_IMG.out" 33} 34trap "_cleanup; exit \$status" 0 1 2 3 15 35 36. ./common.rc 37. ./common.filter 38. ./common.pattern 39 40_supported_fmt generic 41_supported_proto file 42_supported_os Linux 43_unsupported_fmt luks 44 45TEST_SIZES="5 512 1024 1999 1K 64K 1M" 46 47for bs in $TEST_SIZES; do 48 echo 49 echo "== Creating image ==" 50 51 size=1M 52 _make_test_img $size 53 _check_test_img 54 $QEMU_IO -c "write -P 0xa 0 $size" "$TEST_IMG" | _filter_qemu_io 55 56 echo 57 echo "== Converting the image with dd with a block size of $bs ==" 58 59 $QEMU_IMG dd if="$TEST_IMG" of="$TEST_IMG.out" bs=$bs -O "$IMGFMT" 60 TEST_IMG="$TEST_IMG.out" _check_test_img 61 62 echo 63 echo "== Compare the images with qemu-img compare ==" 64 65 $QEMU_IMG compare "$TEST_IMG" "$TEST_IMG.out" 66done 67 68echo 69echo "*** done" 70rm -f "$seq.full" 71status=0 72