17c477526SPhilippe Mathieu-Daudé#!/usr/bin/env python3 29dd003a9SVladimir Sementsov-Ogievskiy# group: rw backing quick 3403bb818SVladimir Sementsov-Ogievskiy# 43f7b2fa8SVladimir Sementsov-Ogievskiy# Test external snapshot with bitmap copying and moving. 5403bb818SVladimir Sementsov-Ogievskiy# 6403bb818SVladimir Sementsov-Ogievskiy# Copyright (c) 2019 Virtuozzo International GmbH. All rights reserved. 7403bb818SVladimir Sementsov-Ogievskiy# 8403bb818SVladimir Sementsov-Ogievskiy# This program is free software; you can redistribute it and/or modify 9403bb818SVladimir Sementsov-Ogievskiy# it under the terms of the GNU General Public License as published by 10403bb818SVladimir Sementsov-Ogievskiy# the Free Software Foundation; either version 2 of the License, or 11403bb818SVladimir Sementsov-Ogievskiy# (at your option) any later version. 12403bb818SVladimir Sementsov-Ogievskiy# 13403bb818SVladimir Sementsov-Ogievskiy# This program is distributed in the hope that it will be useful, 14403bb818SVladimir Sementsov-Ogievskiy# but WITHOUT ANY WARRANTY; without even the implied warranty of 15403bb818SVladimir Sementsov-Ogievskiy# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 16403bb818SVladimir Sementsov-Ogievskiy# GNU General Public License for more details. 17403bb818SVladimir Sementsov-Ogievskiy# 18403bb818SVladimir Sementsov-Ogievskiy# You should have received a copy of the GNU General Public License 19403bb818SVladimir Sementsov-Ogievskiy# along with this program. If not, see <http://www.gnu.org/licenses/>. 20403bb818SVladimir Sementsov-Ogievskiy# 21403bb818SVladimir Sementsov-Ogievskiy 22403bb818SVladimir Sementsov-Ogievskiyimport iotests 23403bb818SVladimir Sementsov-Ogievskiyfrom iotests import qemu_img_create, file_path, log 24403bb818SVladimir Sementsov-Ogievskiy 25*b30b8077SVladimir Sementsov-Ogievskiyiotests.script_initialize(supported_fmts=['qcow2'], 26*b30b8077SVladimir Sementsov-Ogievskiy unsupported_imgopts=['compat']) 27549fb880SVladimir Sementsov-Ogievskiy 28403bb818SVladimir Sementsov-Ogievskiydisk, top = file_path('disk', 'top') 29403bb818SVladimir Sementsov-Ogievskiysize = 1024 * 1024 30403bb818SVladimir Sementsov-Ogievskiy 31403bb818SVladimir Sementsov-Ogievskiyqemu_img_create('-f', iotests.imgfmt, disk, str(size)) 32403bb818SVladimir Sementsov-Ogievskiy 33403bb818SVladimir Sementsov-Ogievskiyvm = iotests.VM().add_drive(disk, opts='node-name=base') 34403bb818SVladimir Sementsov-Ogievskiyvm.launch() 35403bb818SVladimir Sementsov-Ogievskiy 36403bb818SVladimir Sementsov-Ogievskiyvm.qmp_log('block-dirty-bitmap-add', node='drive0', name='bitmap0') 373f7b2fa8SVladimir Sementsov-Ogievskiyvm.qmp_log('block-dirty-bitmap-add', node='drive0', name='bitmap1', 383f7b2fa8SVladimir Sementsov-Ogievskiy persistent=True) 393f7b2fa8SVladimir Sementsov-Ogievskiyvm.qmp_log('block-dirty-bitmap-add', node='drive0', name='bitmap2', 403f7b2fa8SVladimir Sementsov-Ogievskiy persistent=True) 41403bb818SVladimir Sementsov-Ogievskiy 42403bb818SVladimir Sementsov-Ogievskiyvm.hmp_qemu_io('drive0', 'write 0 512K') 43403bb818SVladimir Sementsov-Ogievskiy 44403bb818SVladimir Sementsov-Ogievskiyvm.qmp_log('transaction', indent=2, actions=[ 45403bb818SVladimir Sementsov-Ogievskiy {'type': 'blockdev-snapshot-sync', 46403bb818SVladimir Sementsov-Ogievskiy 'data': {'device': 'drive0', 'snapshot-file': top, 47403bb818SVladimir Sementsov-Ogievskiy 'snapshot-node-name': 'snap'}}, 483f7b2fa8SVladimir Sementsov-Ogievskiy 493f7b2fa8SVladimir Sementsov-Ogievskiy # copy non-persistent bitmap0 50403bb818SVladimir Sementsov-Ogievskiy {'type': 'block-dirty-bitmap-add', 51403bb818SVladimir Sementsov-Ogievskiy 'data': {'node': 'snap', 'name': 'bitmap0'}}, 52403bb818SVladimir Sementsov-Ogievskiy {'type': 'block-dirty-bitmap-merge', 53403bb818SVladimir Sementsov-Ogievskiy 'data': {'node': 'snap', 'target': 'bitmap0', 543f7b2fa8SVladimir Sementsov-Ogievskiy 'bitmaps': [{'node': 'base', 'name': 'bitmap0'}]}}, 553f7b2fa8SVladimir Sementsov-Ogievskiy 563f7b2fa8SVladimir Sementsov-Ogievskiy # copy persistent bitmap1, original will be saved to base image 573f7b2fa8SVladimir Sementsov-Ogievskiy {'type': 'block-dirty-bitmap-add', 583f7b2fa8SVladimir Sementsov-Ogievskiy 'data': {'node': 'snap', 'name': 'bitmap1', 'persistent': True}}, 593f7b2fa8SVladimir Sementsov-Ogievskiy {'type': 'block-dirty-bitmap-merge', 603f7b2fa8SVladimir Sementsov-Ogievskiy 'data': {'node': 'snap', 'target': 'bitmap1', 613f7b2fa8SVladimir Sementsov-Ogievskiy 'bitmaps': [{'node': 'base', 'name': 'bitmap1'}]}}, 623f7b2fa8SVladimir Sementsov-Ogievskiy 633f7b2fa8SVladimir Sementsov-Ogievskiy # move persistent bitmap2, original will be removed and not saved 643f7b2fa8SVladimir Sementsov-Ogievskiy # to base image 653f7b2fa8SVladimir Sementsov-Ogievskiy {'type': 'block-dirty-bitmap-add', 663f7b2fa8SVladimir Sementsov-Ogievskiy 'data': {'node': 'snap', 'name': 'bitmap2', 'persistent': True}}, 673f7b2fa8SVladimir Sementsov-Ogievskiy {'type': 'block-dirty-bitmap-merge', 683f7b2fa8SVladimir Sementsov-Ogievskiy 'data': {'node': 'snap', 'target': 'bitmap2', 693f7b2fa8SVladimir Sementsov-Ogievskiy 'bitmaps': [{'node': 'base', 'name': 'bitmap2'}]}}, 703f7b2fa8SVladimir Sementsov-Ogievskiy {'type': 'block-dirty-bitmap-remove', 713f7b2fa8SVladimir Sementsov-Ogievskiy 'data': {'node': 'base', 'name': 'bitmap2'}} 72403bb818SVladimir Sementsov-Ogievskiy], filters=[iotests.filter_qmp_testfiles]) 73403bb818SVladimir Sementsov-Ogievskiy 74403bb818SVladimir Sementsov-Ogievskiyresult = vm.qmp('query-block')['return'][0] 75403bb818SVladimir Sementsov-Ogievskiylog("query-block: device = {}, node-name = {}, dirty-bitmaps:".format( 76403bb818SVladimir Sementsov-Ogievskiy result['device'], result['inserted']['node-name'])) 77e67d8e29SDaniel P. Berrangélog(result['inserted']['dirty-bitmaps'], indent=2) 783f7b2fa8SVladimir Sementsov-Ogievskiylog("\nbitmaps in backing image:") 793f7b2fa8SVladimir Sementsov-Ogievskiylog(result['inserted']['image']['backing-image']['format-specific'] \ 803f7b2fa8SVladimir Sementsov-Ogievskiy ['data']['bitmaps'], indent=2) 81403bb818SVladimir Sementsov-Ogievskiy 82403bb818SVladimir Sementsov-Ogievskiyvm.shutdown() 83