xref: /qemu/tests/qemu-iotests/074 (revision 72ac97cd)
1#!/bin/bash
2##
3## qemu-img compare test (qcow2 only ones)
4##
5##
6## Copyright (C) 2013 Red Hat, Inc.
7##
8## This program is free software; you can redistribute it and/or modify
9## it under the terms of the GNU General Public License as published by
10## the Free Software Foundation; either version 2 of the License, or
11## (at your option) any later version.
12##
13## This program is distributed in the hope that it will be useful,
14## but WITHOUT ANY WARRANTY; without even the implied warranty of
15## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16## GNU General Public License for more details.
17##
18## You should have received a copy of the GNU General Public License
19## along with this program.  If not, see <http://www.gnu.org/licenses/>.
20##
21#
22# creator
23owner=famz@redhat.com
24
25seq=`basename $0`
26echo "QA output created by $seq"
27
28status=1        # failure is the default!
29
30_cleanup()
31{
32    echo "Cleanup"
33    _cleanup_test_img
34    rm "${TEST_IMG2}"
35}
36trap "_cleanup; exit \$status" 0 1 2 3 15
37
38_compare()
39{
40    $QEMU_IMG compare "$@" "$TEST_IMG" "${TEST_IMG2}"
41    echo $?
42}
43
44# get standard environment, filters and checks
45. ./common.rc
46. ./common.filter
47. ./common.pattern
48
49_supported_fmt qcow2
50_supported_proto file
51_supported_os Linux
52
53# Setup test basic parameters
54TEST_IMG2=$TEST_IMG.2
55CLUSTER_SIZE=4096
56size=1024M
57
58# Test cluster allocated in one, with IO error
59cat > "$TEST_DIR/blkdebug.conf"<<EOF
60[inject-error]
61event = "read_aio"
62errno = "5"
63once ="off"
64EOF
65_make_test_img $size
66cp "$TEST_IMG" "$TEST_IMG2"
67io_pattern write 512 512 0 1 102
68TEST_IMG="blkdebug:$TEST_DIR/blkdebug.conf:$TEST_IMG" _compare 2>&1 |\
69    _filter_testdir | _filter_imgfmt
70
71# Test cluster allocated in one, with different sizes and IO error in the part
72# that exists only in one image
73cat > "$TEST_DIR/blkdebug.conf"<<EOF
74[inject-error]
75event = "read_aio"
76errno = "5"
77once ="off"
78EOF
79_make_test_img $size
80TEST_IMG="$TEST_IMG2" _make_test_img 0
81io_pattern write 512 512 0 1 102
82TEST_IMG="blkdebug:$TEST_DIR/blkdebug.conf:$TEST_IMG" _compare 2>&1 |\
83    _filter_testdir | _filter_imgfmt
84
85# Cleanup
86status=0
87