tests/qemu-iotests/210

   1 #!/usr/bin/env python
   2 #
   3 # Test luks 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
  23 import iotests
  24 from iotests import imgfmt
  25
  26 iotests.verify_image_format(supported_fmts=['luks'])
  27 iotests.verify_protocol(supported=['file'])
  28
  29 def 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
  38 with iotests.FilePath('t.luks') as disk_path, \
  39      iotests.VM() as vm:
  40
  41     vm.add_object('secret,id=keysec0,data=foo')
  42
  43     #
  44     # Successful image creation (defaults)
  45     #
  46     iotests.log("=== Successful image creation (defaults) ===")
  47     iotests.log("")
  48
  49     size = 128 * 1024 * 1024
  50
  51     vm.launch()
  52     blockdev_create(vm, { 'driver': 'file',
  53                           'filename': disk_path,
  54                           'size': 0 })
  55
  56     vm.qmp_log('blockdev-add', driver='file', filename=disk_path,
  57                node_name='imgfile', filters=[iotests.filter_qmp_testfiles])
  58
  59     blockdev_create(vm, { 'driver': imgfmt,
  60                           'file': 'imgfile',
  61                           'key-secret': 'keysec0',
  62                           'size': size,
  63                           'iter-time': 10 })
  64     vm.shutdown()
  65
  66     # TODO Proper support for images to be used with imgopts and/or protocols
  67     iotests.img_info_log(
  68         'driver=luks,file.driver=file,file.filename=%s,key-secret=keysec0' % (disk_path),
  69         filter_path=disk_path,
  70         extra_args=['--object', 'secret,id=keysec0,data=foo'],
  71         imgopts=True)
  72
  73     #
  74     # Successful image creation (with non-default options)
  75     #
  76     iotests.log("=== Successful image creation (with non-default options) ===")
  77     iotests.log("")
  78
  79     size = 64 * 1024 * 1024
  80
  81     vm.launch()
  82     blockdev_create(vm, { 'driver': 'file',
  83                           'filename': disk_path,
  84                           'size': 0 })
  85     blockdev_create(vm, { 'driver': imgfmt,
  86                           'file': {
  87                               'driver': 'file',
  88                               'filename': disk_path,
  89                           },
  90                           'size': size,
  91                           'key-secret': 'keysec0',
  92                           'cipher-alg': 'twofish-128',
  93                           'cipher-mode': 'ctr',
  94                           'ivgen-alg': 'plain64',
  95                           'ivgen-hash-alg': 'md5',
  96                           'hash-alg': 'sha1',
  97                           'iter-time': 10 })
  98     vm.shutdown()
  99
 100     # TODO Proper support for images to be used with imgopts and/or protocols
 101     iotests.img_info_log(
 102         'driver=luks,file.driver=file,file.filename=%s,key-secret=keysec0' % (disk_path),
 103         filter_path=disk_path,
 104         extra_args=['--object', 'secret,id=keysec0,data=foo'],
 105         imgopts=True)
 106
 107     #
 108     # Invalid BlockdevRef
 109     #
 110     iotests.log("=== Invalid BlockdevRef ===")
 111     iotests.log("")
 112
 113     size = 64 * 1024 * 1024
 114
 115     vm.launch()
 116     blockdev_create(vm, { 'driver': imgfmt,
 117                           'file': "this doesn't exist",
 118                           'size': size })
 119     vm.shutdown()
 120
 121     #
 122     # Zero size
 123     #
 124     iotests.log("=== Zero size ===")
 125     iotests.log("")
 126
 127     vm.add_blockdev('driver=file,filename=%s,node-name=node0' % (disk_path))
 128     vm.launch()
 129     blockdev_create(vm, { 'driver': imgfmt,
 130                           'file': 'node0',
 131                           'key-secret': 'keysec0',
 132                           'size': 0,
 133                           'iter-time': 10 })
 134     vm.shutdown()
 135
 136     # TODO Proper support for images to be used with imgopts and/or protocols
 137     iotests.img_info_log(
 138         'driver=luks,file.driver=file,file.filename=%s,key-secret=keysec0' % (disk_path),
 139         filter_path=disk_path,
 140         extra_args=['--object', 'secret,id=keysec0,data=foo'],
 141         imgopts=True)
 142
 143     #
 144     # Invalid sizes
 145     #
 146
 147     # TODO Negative image sizes aren't handled correctly, but this is a problem
 148     # with QAPI's implementation of the 'size' type and affects other commands as
 149     # well. Once this is fixed, we may want to add a test case here.
 150
 151     # 1. 2^64 - 512
 152     # 2. 2^63 = 8 EB (qemu-img enforces image sizes less than this)
 153     # 3. 2^63 - 512 (generally valid, but with the crypto header the file will
 154     #                exceed 63 bits)
 155     iotests.log("=== Invalid sizes ===")
 156     iotests.log("")
 157
 158     vm.launch()
 159     for size in [ 18446744073709551104, 9223372036854775808, 9223372036854775296 ]:
 160         blockdev_create(vm, { 'driver': imgfmt,
 161                               'file': 'node0',
 162                               'key-secret': 'keysec0',
 163                               'size': size })
 164     vm.shutdown()
 165
 166     #
 167     # Resize image with invalid sizes
 168     #
 169     iotests.log("=== Resize image with invalid sizes ===")
 170     iotests.log("")
 171
 172     vm.add_blockdev('driver=luks,file=node0,key-secret=keysec0,node-name=node1')
 173     vm.launch()
 174     vm.qmp_log('block_resize', node_name='node1', size=9223372036854775296)
 175     vm.qmp_log('block_resize', node_name='node1', size=9223372036854775808)
 176     vm.qmp_log('block_resize', node_name='node1', size=18446744073709551104)
 177     vm.qmp_log('block_resize', node_name='node1', size=-9223372036854775808)
 178     vm.shutdown()
 179
 180     # TODO Proper support for images to be used with imgopts and/or protocols
 181     iotests.img_info_log(
 182         'driver=luks,file.driver=file,file.filename=%s,key-secret=keysec0' % (disk_path),
 183         filter_path=disk_path,
 184         extra_args=['--object', 'secret,id=keysec0,data=foo'],
 185         imgopts=True)