qemu/tests/qemu-iotests/247
Kevin Wolf 27e42789b7 qemu-iotests: Fix 232 for non-qcow2
232 is marked as generic, but commit 12efe428c9 added code that assumes
qcow2. What the new test really needs is backing files and support for
updating the backing file link (.bdrv_change_backing_file).

Split the non-generic code into a new test case 247 and make it work
with qed, too.

Signed-off-by: Kevin Wolf <kwolf@redhat.com>
2019-03-19 15:49:29 +01:00

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#!/usr/bin/env bash
#
# Test for auto-read-only with commit block job
#
# 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/>.
#
# creator
owner=kwolf@redhat.com
seq=`basename $0`
echo "QA output created by $seq"
status=1 # failure is the default!
_cleanup()
{
_cleanup_test_img
rm -f $TEST_IMG.[01234]
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
# Requires backing files and .bdrv_change_backing_file support
_supported_fmt qcow2 qed
_supported_proto file
_supported_os Linux
size=128M
echo
echo "=== Try commit to backing file with auto-read-only ==="
echo
TEST_IMG="$TEST_IMG.0" _make_test_img $size
TEST_IMG="$TEST_IMG.1" _make_test_img $size
TEST_IMG="$TEST_IMG.2" _make_test_img $size
TEST_IMG="$TEST_IMG.3" _make_test_img $size
TEST_IMG="$TEST_IMG.4" _make_test_img $size
(cat <<EOF
{"execute":"qmp_capabilities"}
{"execute":"block-commit",
"arguments":{"device":"format-4", "top-node": "format-2", "base-node":"format-0", "job-id":"job0"}}
EOF
sleep 1
echo '{"execute":"quit"}'
) | $QEMU -qmp stdio -nographic -nodefaults \
-blockdev file,node-name=file-0,filename=$TEST_IMG.0,auto-read-only=on \
-blockdev $IMGFMT,node-name=format-0,file=file-0,read-only=on \
-blockdev file,node-name=file-1,filename=$TEST_IMG.1,auto-read-only=on \
-blockdev $IMGFMT,node-name=format-1,file=file-1,read-only=on,backing=format-0 \
-blockdev file,node-name=file-2,filename=$TEST_IMG.2,auto-read-only=on \
-blockdev $IMGFMT,node-name=format-2,file=file-2,read-only=on,backing=format-1 \
-blockdev file,node-name=file-3,filename=$TEST_IMG.3,auto-read-only=on \
-blockdev $IMGFMT,node-name=format-3,file=file-3,read-only=on,backing=format-2 \
-blockdev file,node-name=file-4,filename=$TEST_IMG.4,auto-read-only=on \
-blockdev $IMGFMT,node-name=format-4,file=file-4,read-only=on,backing=format-3 |
_filter_qmp
# success, all done
echo "*** done"
rm -f $seq.full
status=0