[qemu.git] / tests / qemu-iotests / 031

#!/bin/bash
#
# Test that all qcow2 header extensions survive a header rewrite
#
# Copyright (C) 2011 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=kwolf@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
. ./common.pattern

# This tests qcow2-specific low-level functionality
_supported_fmt qcow2
_supported_proto generic
_supported_os Linux

CLUSTER_SIZE=65536

# qcow2.py output depends on the exact options used, so override the command
# line here as an exception
for IMGOPTS in "compat=0.10" "compat=1.1"; do

    echo
    echo ===== Testing with -o $IMGOPTS =====
    echo
    echo === Create image with unknown header extension ===
    echo
    _make_test_img 64M
    ./qcow2.py "$TEST_IMG" add-header-ext 0x12345678 "This is a test header extension"
    ./qcow2.py "$TEST_IMG" dump-header
    _check_test_img

    echo
    echo === Rewrite header with no backing file ===
    echo
    $QEMU_IMG rebase -u -b "" "$TEST_IMG"
    ./qcow2.py "$TEST_IMG" dump-header
    _check_test_img

    echo
    echo === Add a backing file and format ===
    echo
    $QEMU_IMG rebase -u -b "/some/backing/file/path" -F host_device "$TEST_IMG"
    ./qcow2.py "$TEST_IMG" dump-header
done

# success, all done
echo "*** done"
rm -f $seq.full
status=0
Commit	Line	Data
f394f1fe KW	1	#!/bin/bash
	2	#
	3	# Test that all qcow2 header extensions survive a header rewrite
	4	#
	5	# Copyright (C) 2011 Red Hat, Inc.
	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=kwolf@redhat.com
	23
	24	seq=`basename $0`
	25	echo "QA output created by $seq"
	26
	27	here=`pwd`
	28	tmp=/tmp/$$
	29	status=1 # failure is the default!
	30
	31	_cleanup()
	32	{
	33	_cleanup_test_img
	34	}
	35	trap "_cleanup; exit \$status" 0 1 2 3 15
	36
	37	# get standard environment, filters and checks
	38	. ./common.rc
	39	. ./common.filter
	40	. ./common.pattern
	41
	42	# This tests qcow2-specific low-level functionality
	43	_supported_fmt qcow2
	44	_supported_proto generic
	45	_supported_os Linux
	46
	47	CLUSTER_SIZE=65536
f394f1fe	48
1042ec94 KW	49	# qcow2.py output depends on the exact options used, so override the command
	50	# line here as an exception
	51	for IMGOPTS in "compat=0.10" "compat=1.1"; do
f394f1fe	52
1042ec94 KW	53	echo
	54	echo ===== Testing with -o $IMGOPTS =====
	55	echo
	56	echo === Create image with unknown header extension ===
	57	echo
	58	_make_test_img 64M
fef9c191 JC	59	./qcow2.py "$TEST_IMG" add-header-ext 0x12345678 "This is a test header extension"
fef9c191 JC	60	./qcow2.py "$TEST_IMG" dump-header
1042ec94 KW	61	_check_test_img
	62
	63	echo
	64	echo === Rewrite header with no backing file ===
	65	echo
fef9c191 JC	66	$QEMU_IMG rebase -u -b "" "$TEST_IMG"
fef9c191 JC	67	./qcow2.py "$TEST_IMG" dump-header
1042ec94 KW	68	_check_test_img
	69
	70	echo
	71	echo === Add a backing file and format ===
	72	echo
fef9c191 JC	73	$QEMU_IMG rebase -u -b "/some/backing/file/path" -F host_device "$TEST_IMG"
fef9c191 JC	74	./qcow2.py "$TEST_IMG" dump-header
1042ec94	75	done
f394f1fe KW	76
	77	# success, all done
	78	echo "*** done"
	79	rm -f $seq.full
	80	status=0