xref: /qemu/tests/qemu-iotests/089 (revision f917eed3) 
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 fuse
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_make_test_img $IMG_SIZE
66$QEMU_IMG convert -f raw -O $IMGFMT -n "$TEST_IMG.base" "$TEST_IMG"
67
68$QEMU_IO_PROG --cache $CACHEMODE --aio $AIOMODE \
69         -c 'read -P 42 0 512' -c 'read -P 23 512 512' \
70         -c 'read -P 66 1024 512' "json:{
71    \"driver\": \"$IMGFMT\",
72    \"file\": {
73        \"driver\": \"$IMGFMT\",
74        \"file\": {
75            \"filename\": \"$TEST_IMG\"
76        }
77    }
78}" | _filter_qemu_io
79
80# This should fail (see test 072)
81$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io
82
83
84echo
85echo "=== Testing correct handling of 'backing':null ==="
86echo
87
88_make_test_img -b "$TEST_IMG.base" -F $IMGFMT $IMG_SIZE
89
90# This should read 42
91$QEMU_IO -c 'read -P 42 0 512' "$TEST_IMG" | _filter_qemu_io
92
93# This should read 0
94$QEMU_IO -c 'read -P 0 0 512' "json:{\
95    'driver': '$IMGFMT',
96    'file': {
97        'driver': 'file',
98        'filename': '$TEST_IMG'
99    },
100    'backing': null
101}" | _filter_qemu_io
102
103
104# Taken from test 071
105echo
106echo "=== Testing blkdebug ==="
107echo
108
109_make_test_img $IMG_SIZE
110
111$QEMU_IO -c 'write -P 42 0x38000 512' "$TEST_IMG" | _filter_qemu_io
112
113# The "image.filename" part tests whether "a": { "b": "c" } and "a.b": "c" do
114# the same (which they should).
115$QEMU_IO_PROG --cache $CACHEMODE --aio $AIOMODE  \
116     -c 'read -P 42 0x38000 512' "json:{
117    \"driver\": \"$IMGFMT\",
118    \"file\": {
119        \"driver\": \"blkdebug\",
120        \"inject-error\": [{
121            \"event\": \"l2_load\"
122        }],
123        \"image.filename\": \"$TEST_IMG\"
124    }
125}" | _filter_qemu_io
126
127
128echo
129echo "=== Testing qemu-img info output ==="
130echo
131
132TEST_IMG="json:{\"driver\":\"qcow2\",\"file.filename\":\"$TEST_IMG\"}" _img_info
133
134
135echo
136echo "=== Testing option merging ==="
137echo
138
139# Both options given directly and those given in the filename should be used
140$QEMU_IO -c "open -o driver=qcow2 json:{\"file.filename\":\"$TEST_IMG\"}" \
141         -c "info" 2>&1 | _filter_img_info
142
143# Options given directly should be prioritized over those given in the filename
144$QEMU_IO -c "open -o driver=qcow2 json:{\"driver\":\"raw\",\"file.filename\":\"$TEST_IMG\"}" \
145         -c "info" 2>&1 | _filter_img_info
146
147
148# success, all done
149echo "*** done"
150rm -f $seq.full
151status=0
152