1#!/usr/bin/env python 2# 3# Test vhdx and file image creation 4# 5# Copyright (C) 2018 Red Hat, Inc. 6# 7# Creator/Owner: Kevin Wolf <kwolf@redhat.com> 8# 9# This program is free software; you can redistribute it and/or modify 10# it under the terms of the GNU General Public License as published by 11# the Free Software Foundation; either version 2 of the License, or 12# (at your option) any later version. 13# 14# This program is distributed in the hope that it will be useful, 15# but WITHOUT ANY WARRANTY; without even the implied warranty of 16# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the 17# GNU General Public License for more details. 18# 19# You should have received a copy of the GNU General Public License 20# along with this program. If not, see <http://www.gnu.org/licenses/>. 21# 22 23import iotests 24from iotests import imgfmt 25 26iotests.verify_image_format(supported_fmts=['vhdx']) 27iotests.verify_protocol(supported=['file']) 28 29def blockdev_create(vm, options): 30 result = vm.qmp_log('blockdev-create', job_id='job0', options=options, 31 filters=[iotests.filter_qmp_testfiles]) 32 33 if 'return' in result: 34 assert result['return'] == {} 35 vm.run_job('job0') 36 iotests.log("") 37 38with iotests.FilePath('t.vhdx') as disk_path, \ 39 iotests.VM() as vm: 40 41 # 42 # Successful image creation (defaults) 43 # 44 iotests.log("=== Successful image creation (defaults) ===") 45 iotests.log("") 46 47 size = 128 * 1024 * 1024 48 49 vm.launch() 50 blockdev_create(vm, { 'driver': 'file', 51 'filename': disk_path, 52 'size': 0 }) 53 54 vm.qmp_log('blockdev-add', driver='file', filename=disk_path, 55 node_name='imgfile', filters=[iotests.filter_qmp_testfiles]) 56 57 blockdev_create(vm, { 'driver': imgfmt, 58 'file': 'imgfile', 59 'size': size }) 60 vm.shutdown() 61 62 iotests.img_info_log(disk_path) 63 64 # 65 # Successful image creation (explicit defaults) 66 # 67 iotests.log("=== Successful image creation (explicit defaults) ===") 68 iotests.log("") 69 70 # Choose a different size to show that we got a new image 71 size = 64 * 1024 * 1024 72 73 vm.launch() 74 blockdev_create(vm, { 'driver': 'file', 75 'filename': disk_path, 76 'size': 0 }) 77 blockdev_create(vm, { 'driver': imgfmt, 78 'file': { 79 'driver': 'file', 80 'filename': disk_path, 81 }, 82 'size': size, 83 'log-size': 1048576, 84 'block-size': 8388608, 85 'subformat': 'dynamic', 86 'block-state-zero': True }) 87 vm.shutdown() 88 89 iotests.img_info_log(disk_path) 90 91 # 92 # Successful image creation (with non-default options) 93 # 94 iotests.log("=== Successful image creation (with non-default options) ===") 95 iotests.log("") 96 97 # Choose a different size to show that we got a new image 98 size = 32 * 1024 * 1024 99 100 vm.launch() 101 blockdev_create(vm, { 'driver': 'file', 102 'filename': disk_path, 103 'size': 0 }) 104 blockdev_create(vm, { 'driver': imgfmt, 105 'file': { 106 'driver': 'file', 107 'filename': disk_path, 108 }, 109 'size': size, 110 'log-size': 8388608, 111 'block-size': 268435456, 112 'subformat': 'fixed', 113 'block-state-zero': False }) 114 vm.shutdown() 115 116 iotests.img_info_log(disk_path) 117 118 # 119 # Invalid BlockdevRef 120 # 121 iotests.log("=== Invalid BlockdevRef ===") 122 iotests.log("") 123 124 vm.launch() 125 blockdev_create(vm, { 'driver': imgfmt, 126 'file': "this doesn't exist", 127 'size': size }) 128 vm.shutdown() 129 130 # 131 # Zero size 132 # 133 iotests.log("=== Zero size ===") 134 iotests.log("") 135 136 vm.add_blockdev('driver=file,filename=%s,node-name=node0' % (disk_path)) 137 vm.launch() 138 blockdev_create(vm, { 'driver': imgfmt, 139 'file': 'node0', 140 'size': 0 }) 141 vm.shutdown() 142 143 iotests.img_info_log(disk_path) 144 145 # 146 # Maximum size 147 # 148 iotests.log("=== Maximum size ===") 149 iotests.log("") 150 151 vm.launch() 152 blockdev_create(vm, { 'driver': imgfmt, 153 'file': 'node0', 154 'size': 70368744177664 }) 155 vm.shutdown() 156 157 iotests.img_info_log(disk_path) 158 159 # 160 # Invalid sizes 161 # 162 163 # TODO Negative image sizes aren't handled correctly, but this is a problem 164 # with QAPI's implementation of the 'size' type and affects other commands 165 # as well. Once this is fixed, we may want to add a test case here. 166 167 # 1. 2^64 - 512 168 # 2. 2^63 = 8 EB (qemu-img enforces image sizes less than this) 169 # 3. 2^63 - 512 (generally valid, but with the image header the file will 170 # exceed 63 bits) 171 # 4. 2^46 + 1 (one byte more than maximum image size) 172 173 iotests.log("=== Invalid sizes ===") 174 iotests.log("") 175 176 vm.launch() 177 for size in [ 18446744073709551104, 9223372036854775808, 178 9223372036854775296, 70368744177665 ]: 179 blockdev_create(vm, { 'driver': imgfmt, 180 'file': 'node0', 181 'size': size }) 182 vm.shutdown() 183 184 # 185 # Invalid block size 186 # 187 iotests.log("=== Invalid block size ===") 188 iotests.log("") 189 190 vm.launch() 191 for bsize in [ 1234567, 128, 3145728, 536870912, 0 ]: 192 blockdev_create(vm, { 'driver': imgfmt, 193 'file': 'node0', 194 'size': 67108864, 195 'block-size': bsize }) 196 vm.shutdown() 197 198 # 199 # Invalid log size 200 # 201 iotests.log("=== Invalid log size ===") 202 iotests.log("") 203 204 vm.launch() 205 for lsize in [ 1234567, 128, 4294967296, 0 ]: 206 blockdev_create(vm, { 'driver': imgfmt, 207 'file': 'node0', 208 'size': 67108864, 209 'log-size': lsize }) 210 vm.shutdown() 211