xref: /qemu/tests/qemu-iotests/089 (revision b2a3cbb8) 
1#!/usr/bin/env bash
2# group: rw auto quick
3#
4# Test case for support of JSON filenames
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=hreitz@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_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 qcow2
41_supported_proto file fuse
42# Because anything other than 16 would change the output of qemu_io -c info
43_unsupported_imgopts 'refcount_bits=\([^1]\|.\([^6]\|$\)\)'
44
45# Using an image filename containing quotation marks will render the JSON data
46# below invalid. In that case, we have little choice but simply not to run this
47# test.
48case $TEST_IMG in
49    *'"'*)
50        _notrun "image filename may not contain quotation marks"
51        ;;
52esac
53
54IMG_SIZE=64M
55
56# Taken from test 072
57echo
58echo "=== Testing nested image formats ==="
59echo
60
61TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE
62
63$QEMU_IO -c 'write -P 42 0 512' -c 'write -P 23 512 512' \
64         -c 'write -P 66 1024 512' "$TEST_IMG.base" | _filter_qemu_io
65
66_make_test_img $IMG_SIZE
67$QEMU_IMG convert -f raw -O $IMGFMT -n "$TEST_IMG.base" "$TEST_IMG"
68
69$QEMU_IO_PROG --cache $CACHEMODE --aio $AIOMODE \
70         -c 'read -P 42 0 512' -c 'read -P 23 512 512' \
71         -c 'read -P 66 1024 512' "json:{
72    \"driver\": \"$IMGFMT\",
73    \"file\": {
74        \"driver\": \"$IMGFMT\",
75        \"file\": {
76            \"filename\": \"$TEST_IMG\"
77        }
78    }
79}" | _filter_qemu_io
80
81# This should fail (see test 072)
82$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io
83
84
85echo
86echo "=== Testing correct handling of 'backing':null ==="
87echo
88
89_make_test_img -b "$TEST_IMG.base" -F $IMGFMT $IMG_SIZE
90
91# This should read 42
92$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io
93
94# This should read 0
95$QEMU_IO -c 'read -P 0 0 512' "json:{\
96    'driver': '$IMGFMT',
97    'file': {
98        'driver': 'file',
99        'filename': '$TEST_IMG'
100    },
101    'backing': null
102}" | _filter_qemu_io
103
104
105# Taken from test 071
106echo
107echo "=== Testing blkdebug ==="
108echo
109
110_make_test_img $IMG_SIZE
111
112$QEMU_IO -c 'write -P 42 0x38000 512' "$TEST_IMG" | _filter_qemu_io
113
114# The "image.filename" part tests whether "a": { "b": "c" } and "a.b": "c" do
115# the same (which they should).
116$QEMU_IO_PROG --cache $CACHEMODE --aio $AIOMODE  \
117     -c 'read -P 42 0x38000 512' "json:{
118    \"driver\": \"$IMGFMT\",
119    \"file\": {
120        \"driver\": \"blkdebug\",
121        \"inject-error\": [{
122            \"event\": \"l2_load\"
123        }],
124        \"image.filename\": \"$TEST_IMG\"
125    }
126}" | _filter_qemu_io
127
128
129echo
130echo "=== Testing qemu-img info output ==="
131echo
132
133TEST_IMG="json:{\"driver\":\"qcow2\",\"file.filename\":\"$TEST_IMG\"}" _img_info
134
135
136echo
137echo "=== Testing option merging ==="
138echo
139
140# Both options given directly and those given in the filename should be used
141$QEMU_IO -c "open -o driver=qcow2 json:{\"file.filename\":\"$TEST_IMG\"}" \
142         -c "info" 2>&1 | _filter_img_info
143
144# Options given directly should be prioritized over those given in the filename
145$QEMU_IO -c "open -o driver=qcow2 json:{\"driver\":\"raw\",\"file.filename\":\"$TEST_IMG\"}" \
146         -c "info" 2>&1 | _filter_img_info
147
148
149# success, all done
150echo "*** done"
151rm -f $seq.full
152status=0
153