xref: /openbmc/qemu/tests/qemu-iotests/144 (revision 709395f8) 
1#!/bin/bash
2# Check live snapshot, followed by active commit, and another snapshot.
3#
4# This test is to catch the error case of BZ #1300209:
5# https://bugzilla.redhat.com/show_bug.cgi?id=1300209
6#
7# Copyright (C) 2016 Red Hat, Inc.
8#
9# This program is free software; you can redistribute it and/or modify
10# it under the terms of the GNU General Public License as published by
11# the Free Software Foundation; either version 2 of the License, or
12# (at your option) any later version.
13#
14# This program is distributed in the hope that it will be useful,
15# but WITHOUT ANY WARRANTY; without even the implied warranty of
16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
17# GNU General Public License for more details.
18#
19# You should have received a copy of the GNU General Public License
20# along with this program.  If not, see <http://www.gnu.org/licenses/>.
21#
22
23# creator
24owner=jcody@redhat.com
25
26seq=`basename $0`
27echo "QA output created by $seq"
28
29status=1	# failure is the default!
30
31TMP_SNAP1=${TEST_DIR}/tmp.qcow2
32TMP_SNAP2=${TEST_DIR}/tmp2.qcow2
33
34_cleanup()
35{
36    _cleanup_qemu
37    rm -f "${TEST_IMG}" "${TMP_SNAP1}" "${TMP_SNAP2}"
38}
39
40trap "_cleanup; exit \$status" 0 1 2 3 15
41
42# get standard environment, filters and checks
43. ./common.rc
44. ./common.filter
45. ./common.qemu
46
47_supported_fmt qcow2
48_supported_proto file
49_supported_os Linux
50
51size=512M
52
53_make_test_img $size
54
55echo
56echo === Launching QEMU ===
57echo
58
59qemu_comm_method="qmp"
60_launch_qemu -drive file="${TEST_IMG}",if=virtio
61h=$QEMU_HANDLE
62
63
64echo
65echo === Performing Live Snapshot 1 ===
66echo
67
68_send_qemu_cmd $h "{ 'execute': 'qmp_capabilities' }" "return"
69
70
71# First live snapshot, new overlay as active layer
72_send_qemu_cmd $h "{ 'execute': 'blockdev-snapshot-sync',
73                                'arguments': {
74                                             'device': 'virtio0',
75                                             'snapshot-file':'${TMP_SNAP1}',
76                                             'format': 'qcow2'
77                                             }
78                    }" "return"
79
80echo
81echo === Performing block-commit on active layer ===
82echo
83
84# Block commit on active layer, push the new overlay into base
85_send_qemu_cmd $h "{ 'execute': 'block-commit',
86                                'arguments': {
87                                                 'device': 'virtio0'
88                                              }
89                    }" "READY"
90
91_send_qemu_cmd $h "{ 'execute': 'block-job-complete',
92                                'arguments': {
93                                                'device': 'virtio0'
94                                              }
95                   }" '"status": "null"'
96
97echo
98echo === Performing Live Snapshot 2 ===
99echo
100
101# New live snapshot, new overlays as active layer
102_send_qemu_cmd $h "{ 'execute': 'blockdev-snapshot-sync',
103                                'arguments': {
104                                                'device': 'virtio0',
105                                                'snapshot-file':'${TMP_SNAP2}',
106                                                'format': 'qcow2'
107                                              }
108                   }" "return"
109
110# success, all done
111echo "*** done"
112rm -f $seq.full
113status=0
114