1#!/usr/bin/env python 2# 3# Test parallels 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=['parallels']) 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.parallels') 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 'cluster-size': 1048576 }) 84 vm.shutdown() 85 86 iotests.img_info_log(disk_path) 87 88 # 89 # Successful image creation (with non-default options) 90 # 91 iotests.log("=== Successful image creation (with non-default options) ===") 92 iotests.log("") 93 94 # Choose a different size to show that we got a new image 95 size = 32 * 1024 * 1024 96 97 vm.launch() 98 blockdev_create(vm, { 'driver': 'file', 99 'filename': disk_path, 100 'size': 0 }) 101 blockdev_create(vm, { 'driver': imgfmt, 102 'file': { 103 'driver': 'file', 104 'filename': disk_path, 105 }, 106 'size': size, 107 'cluster-size': 65536 }) 108 vm.shutdown() 109 110 iotests.img_info_log(disk_path) 111 112 # 113 # Invalid BlockdevRef 114 # 115 iotests.log("=== Invalid BlockdevRef ===") 116 iotests.log("") 117 118 vm.launch() 119 blockdev_create(vm, { 'driver': imgfmt, 120 'file': "this doesn't exist", 121 'size': size }) 122 vm.shutdown() 123 124 # 125 # Zero size 126 # 127 iotests.log("=== Zero size ===") 128 iotests.log("") 129 130 vm.add_blockdev('driver=file,filename=%s,node-name=node0' % (disk_path)) 131 vm.launch() 132 blockdev_create(vm, { 'driver': imgfmt, 133 'file': 'node0', 134 'size': 0 }) 135 vm.shutdown() 136 137 iotests.img_info_log(disk_path) 138 139 # 140 # Maximum size 141 # 142 iotests.log("=== Maximum size ===") 143 iotests.log("") 144 145 vm.launch() 146 blockdev_create(vm, { 'driver': imgfmt, 147 'file': 'node0', 148 'size': 4503599627369984}) 149 vm.shutdown() 150 151 iotests.img_info_log(disk_path) 152 153 # 154 # Invalid sizes 155 # 156 157 # TODO Negative image sizes aren't handled correctly, but this is a problem 158 # with QAPI's implementation of the 'size' type and affects other commands 159 # as well. Once this is fixed, we may want to add a test case here. 160 161 # 1. Misaligned image size 162 # 2. 2^64 - 512 163 # 3. 2^63 = 8 EB (qemu-img enforces image sizes less than this) 164 # 4. 2^63 - 512 (generally valid, but with the image header the file will 165 # exceed 63 bits) 166 # 5. 2^52 (512 bytes more than maximum image size) 167 168 iotests.log("=== Invalid sizes ===") 169 iotests.log("") 170 171 vm.launch() 172 for size in [ 1234, 18446744073709551104, 9223372036854775808, 173 9223372036854775296, 4503599627370497 ]: 174 blockdev_create(vm, { 'driver': imgfmt, 175 'file': 'node0', 176 'size': size }) 177 vm.shutdown() 178 179 # 180 # Invalid cluster size 181 # 182 iotests.log("=== Invalid cluster size ===") 183 iotests.log("") 184 185 vm.launch() 186 for csize in [ 1234, 128, 4294967296, 9223372036854775808, 187 18446744073709551104, 0 ]: 188 blockdev_create(vm, { 'driver': imgfmt, 189 'file': 'node0', 190 'size': 67108864, 191 'cluster-size': csize }) 192 blockdev_create(vm, { 'driver': imgfmt, 193 'file': 'node0', 194 'size': 281474976710656, 195 'cluster-size': 512 }) 196 vm.shutdown() 197