1#!/usr/bin/env bash 2# group: img auto quick 3## 4## qemu-img compare test 5## 6## 7## Copyright (C) 2013 Red Hat, Inc. 8## 9## This program is free software; you can redistribute it and/or modify 10## it under the terms of the GNU General Public License as published by 11## the Free Software Foundation; either version 2 of the License, or 12## (at your option) any later version. 13## 14## This program is distributed in the hope that it will be useful, 15## but WITHOUT ANY WARRANTY; without even the implied warranty of 16## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17## GNU General Public License for more details. 18## 19## You should have received a copy of the GNU General Public License 20## along with this program. If not, see <http://www.gnu.org/licenses/>. 21## 22# 23# creator 24owner=mrezanin@redhat.com 25 26seq=`basename $0` 27echo "QA output created by $seq" 28 29status=1 # failure is the default! 30 31_cleanup() 32{ 33 echo "Cleanup" 34 _cleanup_test_img 35 _rm_test_img "${TEST_IMG_FILE2}" 36} 37trap "_cleanup; exit \$status" 0 1 2 3 15 38 39_compare() 40{ 41 $QEMU_IMG compare $QEMU_IMG_EXTRA_ARGS "$@" "$TEST_IMG" "${TEST_IMG2}" 42 echo $? 43} 44 45# get standard environment, filters and checks 46. ./common.rc 47. ./common.filter 48. ./common.pattern 49 50_supported_fmt raw qcow2 qed luks 51_supported_proto file 52_supported_os Linux 53# Using 'cp' is incompatible with external data files 54_unsupported_imgopts data_file 55 56# Remove once all tests are fixed to use TEST_IMG_FILE 57# correctly and common.rc sets it unconditionally 58test -z "$TEST_IMG_FILE" && TEST_IMG_FILE=$TEST_IMG 59 60# Setup test basic parameters 61TEST_IMG2=$TEST_IMG.2 62TEST_IMG_FILE2=$TEST_IMG_FILE.2 63CLUSTER_SIZE=4096 64size=128M 65 66_make_test_img $size 67io_pattern write 524288 $CLUSTER_SIZE $CLUSTER_SIZE 4 45 68 69# Compare identical images 70cp "$TEST_IMG_FILE" "${TEST_IMG_FILE2}" 71_compare 72_compare -q 73 74# Compare images with different size 75if [ "$IMGOPTSSYNTAX" = "true" ]; then 76 $QEMU_IMG resize $QEMU_IMG_EXTRA_ARGS "$TEST_IMG" +32M 77else 78 $QEMU_IMG resize -f $IMGFMT "$TEST_IMG" +32M 79fi 80# Ensure extended space is zero-initialized 81$QEMU_IO "$TEST_IMG" -c "write -z $size 32M" | _filter_qemu_io 82 83_compare 84_compare -s 85 86# Compare images with different content 87io_pattern write 1228800 $CLUSTER_SIZE 0 1 67 88_compare 89io_pattern write 0 $CLUSTER_SIZE 0 1 123 90_compare 91 92# Test unaligned case of mismatch offsets in allocated clusters 93_make_test_img $size 94io_pattern write 0 512 0 1 100 95cp "$TEST_IMG_FILE" "$TEST_IMG_FILE2" 96io_pattern write 512 512 0 1 101 97_compare 98 99# Cleanup 100status=0 101