summaryrefslogtreecommitdiff
path: root/tests/qemu-iotests/058
blob: 14584cdea2efc09b6aa137169917faa64de78a83 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
#!/bin/bash
#
# Test export internal snapshot by qemu-nbd, convert it by qemu-img.
#
# Copyright (C) 2013 IBM, Inc.
#
# Based on 029.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

# creator
owner=xiawenc@linux.vnet.ibm.com

seq=`basename $0`
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!

nbd_unix_socket=$TEST_DIR/test_qemu_nbd_socket
nbd_snapshot_img="nbd:unix:$nbd_unix_socket"

_cleanup_nbd()
{
    if [ -n "$NBD_SNAPSHOT_PID" ]; then
        kill "$NBD_SNAPSHOT_PID"
    fi
    rm -f "$nbd_unix_socket"
}

_wait_for_nbd()
{
    for ((i = 0; i < 300; i++))
    do
        if [ -r "$nbd_unix_socket" ]; then
            return
        fi
        sleep 0.1
    done
    echo "Failed in check of unix socket created by qemu-nbd"
    exit 1
}

converted_image=$TEST_IMG.converted

_export_nbd_snapshot()
{
    _cleanup_nbd
    $QEMU_NBD -v -t -k "$nbd_unix_socket" "$TEST_IMG" -l $1 &
    NBD_SNAPSHOT_PID=$!
    _wait_for_nbd
}

_export_nbd_snapshot1()
{
    _cleanup_nbd
    $QEMU_NBD -v -t -k "$nbd_unix_socket" "$TEST_IMG" -l snapshot.name=$1 &
    NBD_SNAPSHOT_PID=$!
    _wait_for_nbd
}

_cleanup()
{
    _cleanup_nbd
    _cleanup_test_img
    rm -f "$converted_image"
}
trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common.rc
. ./common.filter
. ./common.pattern

_supported_fmt qcow2
_supported_proto file
_require_command QEMU_NBD

echo
echo "== preparing image =="
_make_test_img 64M
$QEMU_IO -c 'write -P 0xa 0x1000 0x1000' "$TEST_IMG" | _filter_qemu_io
$QEMU_IO -c 'write -P 0xb 0x2000 0x1000' "$TEST_IMG" | _filter_qemu_io
$QEMU_IMG snapshot -c sn1 "$TEST_IMG"
$QEMU_IO -c 'write -P 0xc 0x1000 0x1000' "$TEST_IMG" | _filter_qemu_io
$QEMU_IO -c 'write -P 0xd 0x2000 0x1000' "$TEST_IMG" | _filter_qemu_io
_check_test_img

echo
echo "== verifying the image file with patterns =="
$QEMU_IO -c 'read -P 0xc 0x1000 0x1000' "$TEST_IMG" | _filter_qemu_io
$QEMU_IO -c 'read -P 0xd 0x2000 0x1000' "$TEST_IMG" | _filter_qemu_io

_export_nbd_snapshot sn1

echo
echo "== verifying the exported snapshot with patterns, method 1 =="
$QEMU_IO -c 'read -P 0xa 0x1000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io
$QEMU_IO -c 'read -P 0xb 0x2000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io

_export_nbd_snapshot1 sn1

echo
echo "== verifying the exported snapshot with patterns, method 2 =="
$QEMU_IO -c 'read -P 0xa 0x1000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io
$QEMU_IO -c 'read -P 0xb 0x2000 0x1000' "$nbd_snapshot_img" | _filter_qemu_io

$QEMU_IMG convert "$TEST_IMG" -l sn1 -O qcow2 "$converted_image"

echo
echo "== verifying the converted snapshot with patterns, method 1 =="
$QEMU_IO -c 'read -P 0xa 0x1000 0x1000' "$converted_image" | _filter_qemu_io
$QEMU_IO -c 'read -P 0xb 0x2000 0x1000' "$converted_image" | _filter_qemu_io

$QEMU_IMG convert "$TEST_IMG" -l snapshot.name=sn1 -O qcow2 "$converted_image"

echo
echo "== verifying the converted snapshot with patterns, method 2 =="
$QEMU_IO -c 'read -P 0xa 0x1000 0x1000' "$converted_image" | _filter_qemu_io
$QEMU_IO -c 'read -P 0xb 0x2000 0x1000' "$converted_image" | _filter_qemu_io

# success, all done
echo "*** done"
rm -f $seq.full
status=0