xref: /openbmc/qemu/tests/qemu-iotests/089 (revision d64072c0)
1#!/usr/bin/env bash
2#
3# Test case for support of JSON filenames
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=mreitz@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_test_img
32}
33trap "_cleanup; exit \$status" 0 1 2 3 15
34
35# get standard environment, filters and checks
36. ./common.rc
37. ./common.filter
38
39_supported_fmt qcow2
40_supported_proto file
41# Because anything other than 16 would change the output of qemu_io -c info
42_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)'
43
44# Using an image filename containing quotation marks will render the JSON data
45# below invalid. In that case, we have little choice but simply not to run this
46# test.
47case $TEST_IMG in
48    *'"'*)
49        _notrun "image filename may not contain quotation marks"
50        ;;
51esac
52
53IMG_SIZE=64M
54
55# Taken from test 072
56echo
57echo "=== Testing nested image formats ==="
58echo
59
60TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE
61
62$QEMU_IO -c 'write -P 42 0 512' -c 'write -P 23 512 512' \
63         -c 'write -P 66 1024 512' "$TEST_IMG.base" | _filter_qemu_io
64
65$QEMU_IMG convert -f raw -O $IMGFMT "$TEST_IMG.base" "$TEST_IMG"
66
67$QEMU_IO_PROG --cache $CACHEMODE --aio $AIOMODE \
68         -c 'read -P 42 0 512' -c 'read -P 23 512 512' \
69         -c 'read -P 66 1024 512' "json:{
70    \"driver\": \"$IMGFMT\",
71    \"file\": {
72        \"driver\": \"$IMGFMT\",
73        \"file\": {
74            \"filename\": \"$TEST_IMG\"
75        }
76    }
77}" | _filter_qemu_io
78
79# This should fail (see test 072)
80$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io
81
82
83echo
84echo "=== Testing correct handling of 'backing':null ==="
85echo
86
87_make_test_img -b "$TEST_IMG.base" -F $IMGFMT $IMG_SIZE
88
89# This should read 42
90$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io
91
92# This should read 0
93$QEMU_IO -c 'read -P 0 0 512' "json:{\
94    'driver': '$IMGFMT',
95    'file': {
96        'driver': 'file',
97        'filename': '$TEST_IMG'
98    },
99    'backing': null
100}" | _filter_qemu_io
101
102
103# Taken from test 071
104echo
105echo "=== Testing blkdebug ==="
106echo
107
108_make_test_img $IMG_SIZE
109
110$QEMU_IO -c 'write -P 42 0x38000 512' "$TEST_IMG" | _filter_qemu_io
111
112# The "image.filename" part tests whether "a": { "b": "c" } and "a.b": "c" do
113# the same (which they should).
114$QEMU_IO_PROG --cache $CACHEMODE --aio $AIOMODE  \
115     -c 'read -P 42 0x38000 512' "json:{
116    \"driver\": \"$IMGFMT\",
117    \"file\": {
118        \"driver\": \"blkdebug\",
119        \"inject-error\": [{
120            \"event\": \"l2_load\"
121        }],
122        \"image.filename\": \"$TEST_IMG\"
123    }
124}" | _filter_qemu_io
125
126
127echo
128echo "=== Testing qemu-img info output ==="
129echo
130
131TEST_IMG="json:{\"driver\":\"qcow2\",\"file.filename\":\"$TEST_IMG\"}" _img_info
132
133
134echo
135echo "=== Testing option merging ==="
136echo
137
138# Both options given directly and those given in the filename should be used
139$QEMU_IO -c "open -o driver=qcow2 json:{\"file.filename\":\"$TEST_IMG\"}" \
140         -c "info" 2>&1 | _filter_img_info
141
142# Options given directly should be prioritized over those given in the filename
143$QEMU_IO -c "open -o driver=qcow2 json:{\"driver\":\"raw\",\"file.filename\":\"$TEST_IMG\"}" \
144         -c "info" 2>&1 | _filter_img_info
145
146
147# success, all done
148echo "*** done"
149rm -f $seq.full
150status=0
151