]>
git.proxmox.com Git - mirror_qemu.git/blob - tests/qemu-iotests/175
3 # Test creating raw image preallocation mode
5 # Copyright (C) 2017 Nir Soffer <nirsof@gmail.com>
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.
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.
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/>.
22 owner
=nirsof@gmail.com
25 echo "QA output created by $seq"
27 status
=1 # failure is the default!
32 rm -f "$TEST_DIR/empty"
34 trap "_cleanup; exit \$status" 0 1 2 3 15
36 # Some file systems sometimes allocate extra blocks independently of
37 # the file size. This function hides the resulting difference in the
38 # stat -c '%b' output.
39 # Parameter 1: Number of blocks an empty file occupies
40 # Parameter 2: Image size in bytes
46 sed -e "s/blocks=$extra_blocks\\(\$\\|[^0-9]\\)/nothing allocated/" \
47 -e "s/blocks=$((extra_blocks + img_size / 512))\\(\$\\|[^0-9]\\)/everything allocated/"
50 # get standard environment, filters and checks
58 size
=$
((1 * 1024 * 1024))
60 touch "$TEST_DIR/empty"
61 extra_blocks
=$
(stat
-c '%b' "$TEST_DIR/empty")
64 echo "== creating image with default preallocation =="
65 _make_test_img
$size | _filter_imgfmt
66 stat
-c "size=%s, blocks=%b" $TEST_IMG | _filter_blocks
$extra_blocks $size
68 for mode
in off full falloc
; do
70 echo "== creating image with preallocation $mode =="
71 IMGOPTS
=preallocation
=$mode _make_test_img
$size | _filter_imgfmt
72 stat
-c "size=%s, blocks=%b" $TEST_IMG | _filter_blocks
$extra_blocks $size