xref: /openbmc/qemu/tests/qemu-iotests/109 (revision 8a49b300) 
1#!/usr/bin/env bash
2#
3# Test writing image headers of other formats into raw images
4#
5# Copyright (C) 2014 Red Hat, Inc.
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
21# creator
22owner=kwolf@redhat.com
23
24seq="$(basename $0)"
25echo "QA output created by $seq"
26
27status=1	# failure is the default!
28
29_cleanup()
30{
31    _cleanup_qemu
32    _rm_test_img "$TEST_IMG.src"
33    _cleanup_test_img
34}
35trap "_cleanup; exit \$status" 0 1 2 3 15
36
37# get standard environment, filters and checks
38. ./common.rc
39. ./common.filter
40. ./common.qemu
41
42_supported_fmt raw
43_supported_proto file
44_supported_os Linux
45_require_drivers qcow qcow2 qed vdi vmdk vpc
46
47qemu_comm_method=qmp
48
49run_qemu()
50{
51    local raw_img="$1"
52    local source_img="$2"
53    local qmp_format="$3"
54    local qmp_event="$4"
55
56    _launch_qemu -drive file="${source_img}",format=raw,cache=${CACHEMODE},aio=${AIOMODE},id=src
57    _send_qemu_cmd $QEMU_HANDLE "{ 'execute': 'qmp_capabilities' }" "return"
58
59    _send_qemu_cmd $QEMU_HANDLE \
60        "{'execute':'drive-mirror', 'arguments':{
61            'device': 'src', 'target': '$raw_img', $qmp_format
62            'mode': 'existing', 'sync': 'full'}}" \
63        "return"
64
65    _send_qemu_cmd $QEMU_HANDLE '' "$qmp_event"
66    if test "$qmp_event" = BLOCK_JOB_ERROR; then
67        _send_qemu_cmd $QEMU_HANDLE '' '"status": "null"'
68    fi
69    _send_qemu_cmd $QEMU_HANDLE '{"execute":"query-block-jobs"}' "return"
70    _send_qemu_cmd $QEMU_HANDLE '{"execute":"quit"}' "return"
71    wait=1 _cleanup_qemu
72}
73
74for fmt in qcow qcow2 qed vdi vmdk vpc; do
75
76    echo
77    echo "=== Writing a $fmt header into raw ==="
78    echo
79
80    TEST_IMG="$TEST_IMG.src" IMGFMT=$fmt _make_test_img 64M
81    _make_test_img $(du -b "$TEST_IMG.src" | cut -f1) | _filter_img_create_size
82
83    # This first test should fail: The image format was probed, we may not
84    # write an image header at the start of the image
85    run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_ERROR" |
86        _filter_block_job_len
87    $QEMU_IO -c 'read -P 0 0 512' "$TEST_IMG" | _filter_qemu_io
88
89
90    # When raw was explicitly specified, the same must succeed
91    run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
92    $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
93
94done
95
96
97for sample_img in empty.bochs iotest-dirtylog-10G-4M.vhdx parallels-v1 \
98                  simple-pattern.cloop; do
99
100    echo
101    echo "=== Copying sample image $sample_img into raw ==="
102    echo
103
104    # Can't use _use_sample_img because that isn't designed to be used multiple
105    # times and it overwrites $TEST_IMG (both breaks cleanup)
106    bzcat "$SAMPLE_IMG_DIR/$sample_img.bz2" > "$TEST_IMG.src"
107    _make_test_img $(du -b "$TEST_IMG.src" | cut -f1) | _filter_img_create_size
108
109    run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_ERROR" |
110        _filter_block_job_offset | _filter_block_job_len
111    $QEMU_IO -c 'read -P 0 0 512' "$TEST_IMG" | _filter_qemu_io
112
113    run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
114    $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
115done
116
117echo
118echo "=== Write legitimate MBR into raw ==="
119echo
120
121for sample_img in grub_mbr.raw; do
122    bzcat "$SAMPLE_IMG_DIR/$sample_img.bz2" > "$TEST_IMG.src"
123    _make_test_img $(du -b "$TEST_IMG.src" | cut -f1) | _filter_img_create_size
124
125    run_qemu "$TEST_IMG" "$TEST_IMG.src" "" "BLOCK_JOB_READY"
126    $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
127
128    run_qemu "$TEST_IMG" "$TEST_IMG.src" "'format': 'raw'," "BLOCK_JOB_READY"
129    $QEMU_IMG compare -f raw -F raw "$TEST_IMG" "$TEST_IMG.src"
130done
131
132
133# success, all done
134echo '*** done'
135rm -f $seq.full
136status=0
137