11f3765b6SStefan Reiter#!/usr/bin/env python3 2*9dd003a9SVladimir Sementsov-Ogievskiy# group: rw quick 31f3765b6SStefan Reiter# 41f3765b6SStefan Reiter# Tests dirty-bitmap backup with unaligned bitmap granularity 51f3765b6SStefan Reiter# 61f3765b6SStefan Reiter# Copyright (c) 2020 Proxmox Server Solutions 71f3765b6SStefan Reiter# 81f3765b6SStefan Reiter# This program is free software; you can redistribute it and/or modify 91f3765b6SStefan Reiter# it under the terms of the GNU General Public License as published by 101f3765b6SStefan Reiter# the Free Software Foundation; either version 2 of the License, or 111f3765b6SStefan Reiter# (at your option) any later version. 121f3765b6SStefan Reiter# 131f3765b6SStefan Reiter# This program is distributed in the hope that it will be useful, 141f3765b6SStefan Reiter# but WITHOUT ANY WARRANTY; without even the implied warranty of 151f3765b6SStefan Reiter# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 161f3765b6SStefan Reiter# GNU General Public License for more details. 171f3765b6SStefan Reiter# 181f3765b6SStefan Reiter# You should have received a copy of the GNU General Public License 191f3765b6SStefan Reiter# along with this program. If not, see <http://www.gnu.org/licenses/>. 201f3765b6SStefan Reiter# 211f3765b6SStefan Reiter# owner=s.reiter@proxmox.com 221f3765b6SStefan Reiter 231f3765b6SStefan Reiterimport iotests 241f3765b6SStefan Reiterfrom iotests import qemu_img_create, qemu_img_log, file_path 251f3765b6SStefan Reiter 261f3765b6SStefan Reiteriotests.script_initialize(supported_fmts=['qcow2'], 271f3765b6SStefan Reiter supported_protocols=['file']) 281f3765b6SStefan Reiter 291f3765b6SStefan Reitertest_img = file_path('test.qcow2') 301f3765b6SStefan Reitertarget_img = file_path('target.qcow2') 311f3765b6SStefan Reiter 321f3765b6SStefan Reiter# unaligned by one byte 331f3765b6SStefan Reiterimage_len = 4097 341f3765b6SStefan Reiterbitmap_granularity = 4096 351f3765b6SStefan Reiter 361f3765b6SStefan Reiterqemu_img_create('-f', iotests.imgfmt, test_img, str(image_len)) 371f3765b6SStefan Reiter 381f3765b6SStefan Reiter# create VM 391f3765b6SStefan Reitervm = iotests.VM().add_drive(test_img) 401f3765b6SStefan Reitervm.launch() 411f3765b6SStefan Reiter 421f3765b6SStefan Reiter# write to the entire image 431f3765b6SStefan Reitervm.hmp_qemu_io('drive0', 'write -P0x16 0 4096'); 441f3765b6SStefan Reitervm.hmp_qemu_io('drive0', 'write -P0x17 4096 1'); 451f3765b6SStefan Reiter 461f3765b6SStefan Reiter# do backup and wait for completion 471f3765b6SStefan Reitervm.qmp('drive-backup', **{ 481f3765b6SStefan Reiter 'device': 'drive0', 491f3765b6SStefan Reiter 'sync': 'full', 501f3765b6SStefan Reiter 'target': target_img 511f3765b6SStefan Reiter}) 521f3765b6SStefan Reiter 531f3765b6SStefan Reiterevent = vm.event_wait(name='BLOCK_JOB_COMPLETED', 541f3765b6SStefan Reiter match={'data': {'device': 'drive0'}}, 551f3765b6SStefan Reiter timeout=5.0) 561f3765b6SStefan Reiter 571f3765b6SStefan Reiter# shutdown to sync images 581f3765b6SStefan Reitervm.shutdown() 591f3765b6SStefan Reiter 601f3765b6SStefan Reiter# backup succeeded, check if image is correct 611f3765b6SStefan Reiterqemu_img_log('compare', test_img, target_img) 62