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11a82d14 | 1 | #!/usr/bin/env bash |
596f4f96 SH |
2 | # |
3 | # Resizing images | |
4 | # | |
5 | # Copyright (C) 2010 IBM, Corp. | |
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 | |
22 | owner=stefanha@linux.vnet.ibm.com | |
23 | ||
24 | seq=`basename $0` | |
25 | echo "QA output created by $seq" | |
26 | ||
596f4f96 SH |
27 | status=1 # failure is the default! |
28 | ||
29 | _cleanup() | |
30 | { | |
31 | _cleanup_test_img | |
32 | } | |
33 | trap "_cleanup; exit \$status" 0 1 2 3 15 | |
34 | ||
35 | # get standard environment, filters and checks | |
36 | . ./common.rc | |
37 | . ./common.filter | |
38 | . ./common.pattern | |
39 | ||
633c175f | 40 | _supported_fmt raw qcow2 qed luks |
e32ccbc6 | 41 | _supported_proto file sheepdog rbd nfs |
596f4f96 SH |
42 | |
43 | echo "=== Creating image" | |
44 | echo | |
45 | small_size=$((128 * 1024 * 1024)) | |
46 | big_size=$((384 * 1024 * 1024)) | |
47 | _make_test_img $small_size | |
48 | ||
49 | echo | |
50 | echo "=== Writing whole image" | |
51 | io_pattern write 0 $small_size 0 1 0xc5 | |
52 | _check_test_img | |
53 | ||
54 | echo | |
55 | echo "=== Resizing image" | |
0d83c98b | 56 | $QEMU_IO "$TEST_IMG" <<EOF | _filter_qemu_io |
596f4f96 SH |
57 | length |
58 | truncate $big_size | |
59 | length | |
60 | EOF | |
61 | _check_test_img | |
62 | ||
633c175f KW |
63 | # bdrv_truncate() doesn't zero the new space, so we need to do that explicitly. |
64 | # We still want to test automatic zeroing for other formats even though | |
65 | # bdrv_truncate() doesn't guarantee it. | |
66 | if [ "$IMGFMT" == "luks" ]; then | |
67 | $QEMU_IO -c "write -z $small_size $((big_size - small_size))" "$TEST_IMG" > /dev/null | |
68 | fi | |
69 | ||
596f4f96 SH |
70 | echo |
71 | echo "=== Verifying image size after reopen" | |
fef9c191 | 72 | $QEMU_IO -c "length" "$TEST_IMG" |
596f4f96 SH |
73 | |
74 | echo | |
75 | echo "=== Verifying resized image" | |
76 | io_pattern read 0 $small_size 0 1 0xc5 | |
77 | io_pattern read $small_size $(($big_size - $small_size)) 0 1 0 | |
78 | ||
79 | # success, all done | |
80 | echo "*** done" | |
81 | rm -f $seq.full | |
82 | status=0 |