xref: /qemu/tests/qemu-iotests/025 (revision 42a5009d)
111a82d14SPhilippe Mathieu-Daudé#!/usr/bin/env bash
29dd003a9SVladimir Sementsov-Ogievskiy# group: rw auto quick
3596f4f96SStefan Hajnoczi#
4596f4f96SStefan Hajnoczi# Resizing images
5596f4f96SStefan Hajnoczi#
6596f4f96SStefan Hajnoczi# Copyright (C) 2010 IBM, Corp.
7596f4f96SStefan Hajnoczi#
8596f4f96SStefan Hajnoczi# This program is free software; you can redistribute it and/or modify
9596f4f96SStefan Hajnoczi# it under the terms of the GNU General Public License as published by
10596f4f96SStefan Hajnoczi# the Free Software Foundation; either version 2 of the License, or
11596f4f96SStefan Hajnoczi# (at your option) any later version.
12596f4f96SStefan Hajnoczi#
13596f4f96SStefan Hajnoczi# This program is distributed in the hope that it will be useful,
14596f4f96SStefan Hajnoczi# but WITHOUT ANY WARRANTY; without even the implied warranty of
15596f4f96SStefan Hajnoczi# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
16596f4f96SStefan Hajnoczi# GNU General Public License for more details.
17596f4f96SStefan Hajnoczi#
18596f4f96SStefan Hajnoczi# You should have received a copy of the GNU General Public License
19596f4f96SStefan Hajnoczi# along with this program.  If not, see <http://www.gnu.org/licenses/>.
20596f4f96SStefan Hajnoczi#
21596f4f96SStefan Hajnoczi
22596f4f96SStefan Hajnoczi# creator
23*42a5009dSJohn Snowowner=stefanha@redhat.com
24596f4f96SStefan Hajnoczi
25596f4f96SStefan Hajnocziseq=`basename $0`
26596f4f96SStefan Hajnocziecho "QA output created by $seq"
27596f4f96SStefan Hajnoczi
28596f4f96SStefan Hajnoczistatus=1	# failure is the default!
29596f4f96SStefan Hajnoczi
30596f4f96SStefan Hajnoczi_cleanup()
31596f4f96SStefan Hajnoczi{
32596f4f96SStefan Hajnoczi	_cleanup_test_img
33596f4f96SStefan Hajnoczi}
34596f4f96SStefan Hajnoczitrap "_cleanup; exit \$status" 0 1 2 3 15
35596f4f96SStefan Hajnoczi
36596f4f96SStefan Hajnoczi# get standard environment, filters and checks
37596f4f96SStefan Hajnoczi. ./common.rc
38596f4f96SStefan Hajnoczi. ./common.filter
39596f4f96SStefan Hajnoczi. ./common.pattern
40596f4f96SStefan Hajnoczi
41633c175fSKevin Wolf_supported_fmt raw qcow2 qed luks
4209ec8517SMarkus Armbruster_supported_proto file rbd nfs fuse
43596f4f96SStefan Hajnoczi
44596f4f96SStefan Hajnocziecho "=== Creating image"
45596f4f96SStefan Hajnocziecho
46596f4f96SStefan Hajnoczismall_size=$((128 * 1024 * 1024))
47596f4f96SStefan Hajnoczibig_size=$((384 * 1024 * 1024))
48596f4f96SStefan Hajnoczi_make_test_img $small_size
49596f4f96SStefan Hajnoczi
50596f4f96SStefan Hajnocziecho
51596f4f96SStefan Hajnocziecho "=== Writing whole image"
52596f4f96SStefan Hajnocziio_pattern write 0 $small_size 0 1 0xc5
53596f4f96SStefan Hajnoczi_check_test_img
54596f4f96SStefan Hajnoczi
55596f4f96SStefan Hajnocziecho
56596f4f96SStefan Hajnocziecho "=== Resizing image"
570d83c98bSFam Zheng$QEMU_IO "$TEST_IMG" <<EOF | _filter_qemu_io
58596f4f96SStefan Hajnoczilength
59596f4f96SStefan Hajnoczitruncate $big_size
60596f4f96SStefan Hajnoczilength
61596f4f96SStefan HajnocziEOF
62596f4f96SStefan Hajnoczi_check_test_img
63596f4f96SStefan Hajnoczi
64633c175fSKevin Wolf# bdrv_truncate() doesn't zero the new space, so we need to do that explicitly.
65633c175fSKevin Wolf# We still want to test automatic zeroing for other formats even though
66633c175fSKevin Wolf# bdrv_truncate() doesn't guarantee it.
67633c175fSKevin Wolfif [ "$IMGFMT" == "luks" ]; then
68633c175fSKevin Wolf    $QEMU_IO -c "write -z $small_size $((big_size - small_size))" "$TEST_IMG" > /dev/null
69633c175fSKevin Wolffi
70633c175fSKevin Wolf
71596f4f96SStefan Hajnocziecho
72596f4f96SStefan Hajnocziecho "=== Verifying image size after reopen"
73fef9c191SJeff Cody$QEMU_IO -c "length" "$TEST_IMG"
74596f4f96SStefan Hajnoczi
75596f4f96SStefan Hajnocziecho
76596f4f96SStefan Hajnocziecho "=== Verifying resized image"
77596f4f96SStefan Hajnocziio_pattern read 0 $small_size 0 1 0xc5
78596f4f96SStefan Hajnocziio_pattern read $small_size $(($big_size - $small_size)) 0 1 0
79596f4f96SStefan Hajnoczi
80596f4f96SStefan Hajnoczi# success, all done
81596f4f96SStefan Hajnocziecho "*** done"
82596f4f96SStefan Hajnoczirm -f $seq.full
83596f4f96SStefan Hajnoczistatus=0
84