1*1f3765b6SStefan Reiter#!/usr/bin/env python3 2*1f3765b6SStefan Reiter# 3*1f3765b6SStefan Reiter# Tests dirty-bitmap backup with unaligned bitmap granularity 4*1f3765b6SStefan Reiter# 5*1f3765b6SStefan Reiter# Copyright (c) 2020 Proxmox Server Solutions 6*1f3765b6SStefan Reiter# 7*1f3765b6SStefan Reiter# This program is free software; you can redistribute it and/or modify 8*1f3765b6SStefan Reiter# it under the terms of the GNU General Public License as published by 9*1f3765b6SStefan Reiter# the Free Software Foundation; either version 2 of the License, or 10*1f3765b6SStefan Reiter# (at your option) any later version. 11*1f3765b6SStefan Reiter# 12*1f3765b6SStefan Reiter# This program is distributed in the hope that it will be useful, 13*1f3765b6SStefan Reiter# but WITHOUT ANY WARRANTY; without even the implied warranty of 14*1f3765b6SStefan Reiter# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 15*1f3765b6SStefan Reiter# GNU General Public License for more details. 16*1f3765b6SStefan Reiter# 17*1f3765b6SStefan Reiter# You should have received a copy of the GNU General Public License 18*1f3765b6SStefan Reiter# along with this program. If not, see <http://www.gnu.org/licenses/>. 19*1f3765b6SStefan Reiter# 20*1f3765b6SStefan Reiter# owner=s.reiter@proxmox.com 21*1f3765b6SStefan Reiter 22*1f3765b6SStefan Reiterimport iotests 23*1f3765b6SStefan Reiterfrom iotests import qemu_img_create, qemu_img_log, file_path 24*1f3765b6SStefan Reiter 25*1f3765b6SStefan Reiteriotests.script_initialize(supported_fmts=['qcow2'], 26*1f3765b6SStefan Reiter supported_protocols=['file']) 27*1f3765b6SStefan Reiter 28*1f3765b6SStefan Reitertest_img = file_path('test.qcow2') 29*1f3765b6SStefan Reitertarget_img = file_path('target.qcow2') 30*1f3765b6SStefan Reiter 31*1f3765b6SStefan Reiter# unaligned by one byte 32*1f3765b6SStefan Reiterimage_len = 4097 33*1f3765b6SStefan Reiterbitmap_granularity = 4096 34*1f3765b6SStefan Reiter 35*1f3765b6SStefan Reiterqemu_img_create('-f', iotests.imgfmt, test_img, str(image_len)) 36*1f3765b6SStefan Reiter 37*1f3765b6SStefan Reiter# create VM 38*1f3765b6SStefan Reitervm = iotests.VM().add_drive(test_img) 39*1f3765b6SStefan Reitervm.launch() 40*1f3765b6SStefan Reiter 41*1f3765b6SStefan Reiter# write to the entire image 42*1f3765b6SStefan Reitervm.hmp_qemu_io('drive0', 'write -P0x16 0 4096'); 43*1f3765b6SStefan Reitervm.hmp_qemu_io('drive0', 'write -P0x17 4096 1'); 44*1f3765b6SStefan Reiter 45*1f3765b6SStefan Reiter# do backup and wait for completion 46*1f3765b6SStefan Reitervm.qmp('drive-backup', **{ 47*1f3765b6SStefan Reiter 'device': 'drive0', 48*1f3765b6SStefan Reiter 'sync': 'full', 49*1f3765b6SStefan Reiter 'target': target_img 50*1f3765b6SStefan Reiter}) 51*1f3765b6SStefan Reiter 52*1f3765b6SStefan Reiterevent = vm.event_wait(name='BLOCK_JOB_COMPLETED', 53*1f3765b6SStefan Reiter match={'data': {'device': 'drive0'}}, 54*1f3765b6SStefan Reiter timeout=5.0) 55*1f3765b6SStefan Reiter 56*1f3765b6SStefan Reiter# shutdown to sync images 57*1f3765b6SStefan Reitervm.shutdown() 58*1f3765b6SStefan Reiter 59*1f3765b6SStefan Reiter# backup succeeded, check if image is correct 60*1f3765b6SStefan Reiterqemu_img_log('compare', test_img, target_img) 61