xref: /qemu/tests/qemu-iotests/173 (revision ac06724a) 
1#!/bin/bash
2#
3# Test QAPI commands looking up protocol based images with relative
4# filename backing strings
5#
6# Copyright (C) 2017 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# creator
22owner=jcody@redhat.com
23
24seq=`basename $0`
25echo "QA output created by $seq"
26
27here=`pwd`
28status=1    # failure is the default!
29
30_cleanup()
31{
32    _cleanup_qemu
33    rm  -f "${QEMU_TEST_DIR}/image.base" "${QEMU_TEST_DIR}/image.snp1"
34    _cleanup_test_img
35}
36trap "_cleanup; exit \$status" 0 1 2 3 15
37
38# get standard environment, filters and checks
39. ./common.rc
40. ./common.filter
41. ./common.qemu
42
43_supported_fmt qcow2
44_supported_proto nfs
45_supported_os Linux
46
47size=100M
48
49BASE_IMG="${TEST_DIR}/image.base"
50TOP_IMG="${TEST_DIR}/image.snp1"
51
52TEST_IMG="${BASE_IMG}" _make_test_img $size
53
54TEST_IMG="${TOP_IMG}" _make_test_img $size
55
56echo
57echo === Running QEMU, using block-stream to find backing image ===
58echo
59
60qemu_comm_method="qmp"
61_launch_qemu -drive file="${BASE_IMG}",if=virtio,id=disk2
62h=$QEMU_HANDLE
63
64_send_qemu_cmd $h "{ 'execute': 'qmp_capabilities' }" "return"
65
66_send_qemu_cmd $h "{ 'arguments': {
67                        'device': 'disk2',
68                        'format': '${IMGFMT}',
69                        'mode': 'existing',
70                        'snapshot-file': '${TOP_IMG}',
71                        'snapshot-node-name': 'snp1'
72                     },
73                     'execute': 'blockdev-snapshot-sync'
74                   }" "return"
75
76
77_send_qemu_cmd $h "{ 'arguments': {
78                        'backing-file': 'image.base',
79                        'device': 'disk2',
80                        'image-node-name': 'snp1'
81                     },
82                     'execute': 'change-backing-file'
83                   }" "return"
84
85_send_qemu_cmd $h "{ 'arguments': {
86                        'base': '${BASE_IMG}',
87                        'device': 'disk2'
88                      },
89                      'execute': 'block-stream'
90                   }" "BLOCK_JOB_COMPLETED"
91
92_cleanup_qemu
93
94# success, all done
95echo "*** done"
96rm -f $seq.full
97status=0
98