mirror of https://github.com/xemu-project/xemu.git
block: add qemu-iotest for resize base during live commit
If 'base' is smaller than the overlay image being committed into it, then the base image will be grown in commit_run via bdrv_truncate(). This tests to make sure that this works, and the bdrv_truncate() is not blocked when it shouldn't be. Signed-off-by: Jeff Cody <jcody@redhat.com> Reviewed-by: Eric Blake <eblake@redhat.com> Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
parent
9c75e168bc
commit
d1fde4ad3c
|
@ -0,0 +1,86 @@
|
|||
#!/bin/bash
|
||||
#
|
||||
# Test for commit of larger active layer
|
||||
#
|
||||
# This tests live snapshots of images on a running QEMU instance, using
|
||||
# QMP commands. Both single disk snapshots, and transactional group
|
||||
# snapshots are performed.
|
||||
#
|
||||
# Copyright (C) 2014 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 $seq"
|
||||
|
||||
here=`pwd`
|
||||
status=1 # failure is the default!
|
||||
|
||||
_cleanup()
|
||||
{
|
||||
_cleanup_qemu
|
||||
rm -f "${TEST_IMG}.base" "${TEST_IMG}.snp1"
|
||||
_cleanup_test_img
|
||||
}
|
||||
trap "_cleanup; exit \$status" 0 1 2 3 15
|
||||
|
||||
# get standard environment, filters and checks
|
||||
. ./common.rc
|
||||
. ./common.filter
|
||||
. ./common.qemu
|
||||
|
||||
_supported_fmt qcow2
|
||||
_supported_proto file
|
||||
_supported_os Linux
|
||||
|
||||
size_smaller=5M
|
||||
size_larger=100M
|
||||
|
||||
_make_test_img $size_smaller
|
||||
mv "${TEST_IMG}" "${TEST_IMG}.base"
|
||||
|
||||
_make_test_img -b "${TEST_IMG}.base" $size_larger
|
||||
mv "${TEST_IMG}" "${TEST_IMG}.snp1"
|
||||
|
||||
_make_test_img -b "${TEST_IMG}.snp1" $size_larger
|
||||
|
||||
echo
|
||||
echo "=== Base image info before commit and resize ==="
|
||||
$QEMU_IMG info "${TEST_IMG}.base" | _filter_testdir
|
||||
|
||||
echo
|
||||
echo === Running QEMU Live Commit Test ===
|
||||
echo
|
||||
|
||||
qemu_comm_method="qmp"
|
||||
_launch_qemu -drive file="${TEST_IMG}",if=virtio,id=test
|
||||
h=$QEMU_HANDLE
|
||||
|
||||
_send_qemu_cmd $h "{ 'execute': 'qmp_capabilities' }" "return"
|
||||
|
||||
_send_qemu_cmd $h "{ 'execute': 'block-commit',
|
||||
'arguments': { 'device': 'test',
|
||||
'top': '"${TEST_IMG}.snp1"' } }" "BLOCK_JOB_COMPLETED"
|
||||
|
||||
echo
|
||||
echo "=== Base image info after commit and resize ==="
|
||||
$QEMU_IMG info "${TEST_IMG}.base" | _filter_testdir
|
||||
|
||||
# success, all done
|
||||
echo "*** done"
|
||||
rm -f $seq.full
|
||||
status=0
|
|
@ -0,0 +1,31 @@
|
|||
QA output created by 095
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=5242880
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=104857600 backing_file='TEST_DIR/t.IMGFMT.base'
|
||||
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=104857600 backing_file='TEST_DIR/t.IMGFMT.snp1'
|
||||
|
||||
=== Base image info before commit and resize ===
|
||||
image: TEST_DIR/t.qcow2.base
|
||||
file format: qcow2
|
||||
virtual size: 5.0M (5242880 bytes)
|
||||
disk size: 196K
|
||||
cluster_size: 65536
|
||||
Format specific information:
|
||||
compat: 1.1
|
||||
lazy refcounts: false
|
||||
|
||||
=== Running QEMU Live Commit Test ===
|
||||
|
||||
{"return": {}}
|
||||
{"return": {}}
|
||||
{"timestamp": {"seconds": TIMESTAMP, "microseconds": TIMESTAMP}, "event": "BLOCK_JOB_COMPLETED", "data": {"device": "test", "len": 104857600, "offset": 104857600, "speed": 0, "type": "commit"}}
|
||||
|
||||
=== Base image info after commit and resize ===
|
||||
image: TEST_DIR/t.qcow2.base
|
||||
file format: qcow2
|
||||
virtual size: 100M (104857600 bytes)
|
||||
disk size: 196K
|
||||
cluster_size: 65536
|
||||
Format specific information:
|
||||
compat: 1.1
|
||||
lazy refcounts: false
|
||||
*** done
|
|
@ -99,3 +99,4 @@
|
|||
090 rw auto quick
|
||||
091 rw auto
|
||||
092 rw auto quick
|
||||
095 rw auto
|
||||
|
|
Loading…
Reference in New Issue