blob: f98a4cadc1283ec6694ef0745db56f2ea9549678 (
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
139
140
141
142
143
144
145
146
147
148
149
150
151
152
|
#!/usr/bin/env bash
#
# Test case for an image using zstd compression
#
# Copyright (c) 2020 Virtuozzo International GmbH
#
# 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=dplotnikov@virtuozzo.com
seq="$(basename $0)"
echo "QA output created by $seq"
status=1 # failure is the default!
# standard environment
. ./common.rc
. ./common.filter
# This tests qocw2-specific low-level functionality
_supported_fmt qcow2
_supported_proto file
_supported_os Linux
_unsupported_imgopts 'compat=0.10' data_file
COMPR_IMG="$TEST_IMG.compressed"
RAND_FILE="$TEST_DIR/rand_data"
_cleanup()
{
_cleanup_test_img
_rm_test_img "$COMPR_IMG"
rm -f "$RAND_FILE"
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# for all the cases
CLUSTER_SIZE=65536
# Check if we can run this test.
if IMGOPTS='compression_type=zstd' _make_test_img 64M |
grep "Invalid parameter 'zstd'"; then
_notrun "ZSTD is disabled"
fi
echo
echo "=== Testing compression type incompatible bit setting for zlib ==="
echo
_make_test_img -o compression_type=zlib 64M
$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features
echo
echo "=== Testing compression type incompatible bit setting for zstd ==="
echo
_make_test_img -o compression_type=zstd 64M
$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features
echo
echo "=== Testing zlib with incompatible bit set ==="
echo
_make_test_img -o compression_type=zlib 64M
$PYTHON qcow2.py "$TEST_IMG" set-feature-bit incompatible 3
# to make sure the bit was actually set
$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features
if $QEMU_IMG info "$TEST_IMG" >/dev/null 2>&1 ; then
echo "Error: The image opened successfully. The image must not be opened."
fi
echo
echo "=== Testing zstd with incompatible bit unset ==="
echo
_make_test_img -o compression_type=zstd 64M
$PYTHON qcow2.py "$TEST_IMG" set-header incompatible_features 0
# to make sure the bit was actually unset
$PYTHON qcow2.py "$TEST_IMG" dump-header | grep incompatible_features
if $QEMU_IMG info "$TEST_IMG" >/dev/null 2>&1 ; then
echo "Error: The image opened successfully. The image must not be opened."
fi
echo
echo "=== Testing compression type values ==="
echo
# zlib=0
_make_test_img -o compression_type=zlib 64M
peek_file_be "$TEST_IMG" 104 1
echo
# zstd=1
_make_test_img -o compression_type=zstd 64M
peek_file_be "$TEST_IMG" 104 1
echo
echo
echo "=== Testing simple reading and writing with zstd ==="
echo
_make_test_img -o compression_type=zstd 64M
$QEMU_IO -c "write -c -P 0xAC 64K 64K " "$TEST_IMG" | _filter_qemu_io
$QEMU_IO -c "read -P 0xAC 64K 64K " "$TEST_IMG" | _filter_qemu_io
# read on the cluster boundaries
$QEMU_IO -c "read -v 131070 8 " "$TEST_IMG" | _filter_qemu_io
$QEMU_IO -c "read -v 65534 8" "$TEST_IMG" | _filter_qemu_io
echo
echo "=== Testing adjacent clusters reading and writing with zstd ==="
echo
_make_test_img -o compression_type=zstd 64M
$QEMU_IO -c "write -c -P 0xAB 0 64K " "$TEST_IMG" | _filter_qemu_io
$QEMU_IO -c "write -c -P 0xAC 64K 64K " "$TEST_IMG" | _filter_qemu_io
$QEMU_IO -c "write -c -P 0xAD 128K 64K " "$TEST_IMG" | _filter_qemu_io
$QEMU_IO -c "read -P 0xAB 0 64k " "$TEST_IMG" | _filter_qemu_io
$QEMU_IO -c "read -P 0xAC 64K 64k " "$TEST_IMG" | _filter_qemu_io
$QEMU_IO -c "read -P 0xAD 128K 64k " "$TEST_IMG" | _filter_qemu_io
echo
echo "=== Testing incompressible cluster processing with zstd ==="
echo
# create a 2M image and fill it with 1M likely incompressible data
# and 1M compressible data
dd if=/dev/urandom of="$RAND_FILE" bs=1M count=1 seek=1
QEMU_IO_OPTIONS="$QEMU_IO_OPTIONS_NO_FMT" \
$QEMU_IO -f raw -c "write -P 0xFA 0 1M" "$RAND_FILE" | _filter_qemu_io
$QEMU_IMG convert -f raw -O $IMGFMT -c \
-o "$(_optstr_add "$IMGOPTS" "compression_type=zlib")" "$RAND_FILE" \
"$TEST_IMG" | _filter_qemu_io
$QEMU_IMG convert -O $IMGFMT -c \
-o "$(_optstr_add "$IMGOPTS" "compression_type=zstd")" "$TEST_IMG" \
"$COMPR_IMG" | _filter_qemu_io
$QEMU_IMG compare "$TEST_IMG" "$COMPR_IMG"
# success, all done
echo "*** done"
rm -f $seq.full
status=0
|
