1#!/usr/bin/env bash
2# group: rw auto quick
3#
4# Make sure we can't read and write outside of the image size.
5#
6# Copyright (C) 2009 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=hch@lst.de
24
25seq=`basename $0`
26echo "QA output created by $seq"
27
28status=1	# failure is the default!
29
30_cleanup()
31{
32	_cleanup_test_img
33}
34trap "_cleanup; exit \$status" 0 1 2 3 15
35
36# get standard environment, filters and checks
37. ./common.rc
38. ./common.filter
39
40_supported_fmt raw qcow qcow2 qed vdi vmdk vhdx luks
41_supported_proto generic
42
43
44size=128M
45pre_offset=127M
46past_offset=140M
47
48_make_test_img $size
49
50echo
51echo "write before image boundary"
52$QEMU_IO -c "write $pre_offset 1M" "$TEST_IMG" | _filter_qemu_io
53
54echo
55echo "write into image boundary"
56$QEMU_IO -c "write $pre_offset 4M" "$TEST_IMG"
57
58echo
59echo "write at image boundary"
60$QEMU_IO -c "write $size 4096" "$TEST_IMG"
61
62echo
63echo "write past image boundary"
64$QEMU_IO -c "write $past_offset 4096" "$TEST_IMG"
65
66echo
67echo "pwrite past image boundary"
68$QEMU_IO -c "write -p $past_offset 4096" "$TEST_IMG"
69
70echo
71echo "writev past image boundary"
72$QEMU_IO -c "writev $past_offset 4096" "$TEST_IMG"
73
74echo
75echo "read before image boundary"
76$QEMU_IO -c "read $pre_offset 1M" "$TEST_IMG" | _filter_qemu_io
77
78echo
79echo "read into image boundary"
80$QEMU_IO -c "read $pre_offset 4M" "$TEST_IMG"
81
82echo
83echo "read at image boundary"
84$QEMU_IO -c "read $size 4096" "$TEST_IMG"
85
86echo
87echo "read past image boundary"
88$QEMU_IO -c "read $past_offset 4096" "$TEST_IMG"
89
90echo
91echo "pread past image boundary"
92$QEMU_IO -c "read -p $past_offset 4096" "$TEST_IMG"
93
94echo
95echo "readv past image boundary"
96$QEMU_IO -c "readv $past_offset 4096" "$TEST_IMG"
97
98
99# success, all done
100echo "*** done"
101rm -f $seq.full
102status=0
103