xref: /openbmc/qemu/tests/qemu-iotests/109 (revision b91a0fa7)
1#!/usr/bin/env bash
2# group: rw
3#
4# Test writing image headers of other formats into raw images
5#
6# Copyright (C) 2014 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=kwolf@redhat.com
24
25seq="$(basename $0)"
26echo "QA output created by $seq"
27
28status=1	# failure is the default!
29
30_cleanup()
31{
32    _cleanup_qemu
33    _rm_test_img "$TEST_IMG.src"
34    _cleanup_test_img
35}
36trap "_cleanup; exit \$status" 0 1 2 3 15
37
38# get standard environment, filters and checks
39. ./common.rc
40. ./common.filter
41. ./common.qemu
42
43_supported_fmt raw
44_supported_proto file
45_supported_os Linux
46_require_drivers qcow qcow2 qed vdi vmdk vpc
47
48qemu_comm_method=qmp
49
50run_qemu()
51{
52    local raw_img="$1"
53    local source_img="$2"
54    local qmp_format="$3"
55    local qmp_event="$4"
56
57    _launch_qemu -drive file="${source_img}",format=raw,cache=${CACHEMODE},aio=${AIOMODE},id=src
58    _send_qemu_cmd $QEMU_HANDLE "{ 'execute': 'qmp_capabilities' }" "return"
59
60    _send_qemu_cmd $QEMU_HANDLE \
61        "{'execute':'drive-mirror', 'arguments':{
62            'device': 'src', 'target': '$raw_img', $qmp_format
63            'mode': 'existing', 'sync': 'full'}}" \
64        "return"
65
66    _send_qemu_cmd $QEMU_HANDLE '' "$qmp_event"
67    if test "$qmp_event" = BLOCK_JOB_ERROR; then
68        _send_qemu_cmd $QEMU_HANDLE '' '"status": "null"'
69    fi
70    _send_qemu_cmd $QEMU_HANDLE '{"execute":"query-block-jobs"}' "return"
71    _send_qemu_cmd $QEMU_HANDLE '{"execute":"quit"}' "return"
72    wait=1 _cleanup_qemu
73}
74
75for fmt in qcow qcow2 qed vdi vmdk vpc; do
76
77    echo
78    echo "=== Writing a $fmt header into raw ==="
79    echo
80
81    TEST_IMG="$TEST_IMG.src" IMGFMT=$fmt _make_test_img 64M
82    _make_test_img $(du -b "$TEST_IMG.src" | cut -f1) | _filter_img_create_size
83
84    # This first test should fail: The image format was probed, we may not
85    # write an image header at the start of the image
86    run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_ERROR" |
87        _filter_block_job_len
88    $QEMU_IO -c 'read -P 0 0 512' "$TEST_IMG" | _filter_qemu_io
89
90
91    # When raw was explicitly specified, the same must succeed
92    run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
93    $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
94
95done
96
97
98for sample_img in empty.bochs iotest-dirtylog-10G-4M.vhdx parallels-v1 \
99                  simple-pattern.cloop; do
100
101    echo
102    echo "=== Copying sample image $sample_img into raw ==="
103    echo
104
105    # Can't use _use_sample_img because that isn't designed to be used multiple
106    # times and it overwrites $TEST_IMG (both breaks cleanup)
107    bzcat "$SAMPLE_IMG_DIR/$sample_img.bz2" > "$TEST_IMG.src"
108    _make_test_img $(du -b "$TEST_IMG.src" | cut -f1) | _filter_img_create_size
109
110    run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_ERROR" |
111        _filter_block_job_offset | _filter_block_job_len
112    $QEMU_IO -c 'read -P 0 0 512' "$TEST_IMG" | _filter_qemu_io
113
114    run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
115    $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
116done
117
118echo
119echo "=== Write legitimate MBR into raw ==="
120echo
121
122for sample_img in grub_mbr.raw; do
123    bzcat "$SAMPLE_IMG_DIR/$sample_img.bz2" > "$TEST_IMG.src"
124    _make_test_img $(du -b "$TEST_IMG.src" | cut -f1) | _filter_img_create_size
125
126    run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_READY"
127    $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
128
129    run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
130    $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
131done
132
133
134# success, all done
135echo '*** done'
136rm -f $seq.full
137status=0
138