block: vhdx qemu-iotest - log replay of data sector

#!/bin/bash

#

# Test VHDX log replay from an image with a journal that needs to be

# replayed

#

# Copyright (C) 2013 Red Hat, Inc.

#

# 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=jcody@redhat.com

seq=`basename $0`

echo "QA output created by $seq"

here=`pwd`

tmp=/tmp/$$

status=1	# failure is the default!

_cleanup()

{

    _cleanup_test_img

}

trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks

. ./common.rc

. ./common.filter

_supported_fmt vhdx

_supported_proto generic

_supported_os Linux

# With the log replayed, the pattern 0xa5 extends to 0xc025000

# If the log was not replayed, it would only extend to 0xc000000

#

# This image is a 10G dynamic image, with 4M block size, and 1 unplayed

# data sector in the log

#

# This image was created with qemu-img, however it was verified using

# Hyper-V to properly replay the logs and give the same post-replay

# image as qemu.

_use_sample_img iotest-dirtylog-10G-4M.vhdx.bz2

echo

echo "=== Verify open image read-only fails, due to dirty log ==="

$QEMU_IO -r -c "read -pP 0xa5 0 18M" "$TEST_IMG" 2>&1 | grep -o "Permission denied"

echo "=== Verify open image replays log  ==="

$QEMU_IO  -c "read -pP 0xa5 0 18M" "$TEST_IMG" | _filter_qemu_io

# success, all done

echo "*** done"

rm -f $seq.full

status=0

QA output created by 070

=== Verify open image read-only fails, due to dirty log ===

Permission denied

=== Verify open image replays log  ===

read 18874368/18874368 bytes at offset 0

18 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)

*** done

067 rw auto

068 rw auto

069 rw auto

070 rw auto