iotests: Backup with different source/target size

[qemu.git] / tests / qemu-iotests / 279

#!/usr/bin/env bash
#
# Test qemu-img --backing-chain --image-opts
#
# Copyright (C) 2019 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/>.
#

seq=$(basename "$0")
echo "QA output created by $seq"

status=1	# failure is the default!

_cleanup()
{
    _cleanup_test_img
    _rm_test_img "$TEST_IMG.mid"
}
trap "_cleanup; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common.rc
. ./common.filter

# Backing files are required...
_supported_fmt qcow qcow2 vmdk qed
_supported_proto file
_supported_os Linux
_unsupported_imgopts "subformat=monolithicFlat" \
                     "subformat=twoGbMaxExtentFlat" \

TEST_IMG="$TEST_IMG.base" _make_test_img 64M
TEST_IMG="$TEST_IMG.mid" _make_test_img -b "$TEST_IMG.base"
_make_test_img -b "$TEST_IMG.mid"

echo
echo '== qemu-img info --backing-chain =='
_img_info --backing-chain | _filter_img_info | grep -v 'backing file format'

echo
echo '== qemu-img info --backing-chain --image-opts =='
TEST_IMG="driver=$IMGFMT,file.driver=file,file.filename=$TEST_IMG" _img_info --backing-chain --image-opts \
    | _filter_img_info | grep -v 'backing file format'

# success, all done
echo "*** done"
rm -f $seq.full
status=0