qemu-e2k/tests/qemu-iotests/069
Max Reitz 321fd7d2b8 qemu-iotests: Test case for backing file deletion
Add a test case for trying to open an image file where it is impossible
to open its backing file (in this case, because it was deleted). When
doing this, qemu (or qemu-io in this case) should not crash but rather
print an appropriate error message.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2013-10-30 12:16:43 +01:00

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#!/bin/bash
#
# Test case for deleting a backing file
#
# 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=mreitz@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 cow qed qcow qcow2 vmdk
_supported_proto generic
_supported_os Linux
IMG_SIZE=128K
echo
echo "=== Creating an image with a backing file and deleting that file ==="
echo
TEST_IMG="$TEST_IMG.base" _make_test_img $IMG_SIZE
_make_test_img -b "$TEST_IMG.base" $IMG_SIZE
rm -f "$TEST_IMG.base"
# Just open the image and close it right again (this should print an error message)
$QEMU_IO -c quit "$TEST_IMG" 2>&1 | _filter_testdir | _filter_imgfmt
# success, all done
echo "*** done"
rm -f $seq.full
status=0