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
  32     if 'return' in result:
  33         assert result['return'] == {}
  34         vm.run_job('job0')
  35     iotests.log("")
  36
  37 with iotests.FilePath('t.luks') as disk_path, \
  38      iotests.VM() as vm:
  39
  40     vm.add_object('secret,id=keysec0,data=foo')
  41
  42     #
  43     # Successful image creation (defaults)
  44     #
  45     iotests.log("=== Successful image creation (defaults) ===")
  46     iotests.log("")
  47
  48     size = 128 * 1024 * 1024
  49
  50     vm.launch()
  51     blockdev_create(vm, { 'driver': 'file',
  52                           'filename': disk_path,
  53                           'size': 0 })
  54
  55     vm.qmp_log('blockdev-add', driver='file', filename=disk_path,
  56                node_name='imgfile')
  57
  58     blockdev_create(vm, { 'driver': imgfmt,
  59                           'file': 'imgfile',
  60                           'key-secret': 'keysec0',
  61                           'size': size,
  62                           'iter-time': 10 })
  63     vm.shutdown()
  64
  65     # TODO Proper support for images to be used with imgopts and/or protocols
  66     iotests.img_info_log(
  67         'driver=luks,file.driver=file,file.filename=%s,key-secret=keysec0' % (disk_path),
  68         filter_path=disk_path,
  69         extra_args=['--object', 'secret,id=keysec0,data=foo'],
  70         imgopts=True)
  71
  72     #
  73     # Successful image creation (with non-default options)
  74     #
  75     iotests.log("=== Successful image creation (with non-default options) ===")
  76     iotests.log("")
  77
  78     size = 64 * 1024 * 1024
  79
  80     vm.launch()
  81     blockdev_create(vm, { 'driver': 'file',
  82                           'filename': disk_path,
  83                           'size': 0 })
  84     blockdev_create(vm, { 'driver': imgfmt,
  85                           'file': {
  86                               'driver': 'file',
  87                               'filename': disk_path,
  88                           },
  89                           'size': size,
  90                           'key-secret': 'keysec0',
  91                           'cipher-alg': 'twofish-128',
  92                           'cipher-mode': 'ctr',
  93                           'ivgen-alg': 'plain64',
  94                           'ivgen-hash-alg': 'md5',
  95                           'hash-alg': 'sha1',
  96                           'iter-time': 10 })
  97     vm.shutdown()
  98
  99     # TODO Proper support for images to be used with imgopts and/or protocols
 100     iotests.img_info_log(
 101         'driver=luks,file.driver=file,file.filename=%s,key-secret=keysec0' % (disk_path),
 102         filter_path=disk_path,
 103         extra_args=['--object', 'secret,id=keysec0,data=foo'],
 104         imgopts=True)
 105
 106     #
 107     # Invalid BlockdevRef
 108     #
 109     iotests.log("=== Invalid BlockdevRef ===")
 110     iotests.log("")
 111
 112     size = 64 * 1024 * 1024
 113
 114     vm.launch()
 115     blockdev_create(vm, { 'driver': imgfmt,
 116                           'file': "this doesn't exist",
 117                           'size': size })
 118     vm.shutdown()
 119
 120     #
 121     # Zero size
 122     #
 123     iotests.log("=== Zero size ===")
 124     iotests.log("")
 125
 126     vm.add_blockdev('driver=file,filename=%s,node-name=node0' % (disk_path))
 127     vm.launch()
 128     blockdev_create(vm, { 'driver': imgfmt,
 129                           'file': 'node0',
 130                           'key-secret': 'keysec0',
 131                           'size': 0,
 132                           'iter-time': 10 })
 133     vm.shutdown()
 134
 135     # TODO Proper support for images to be used with imgopts and/or protocols
 136     iotests.img_info_log(
 137         'driver=luks,file.driver=file,file.filename=%s,key-secret=keysec0' % (disk_path),
 138         filter_path=disk_path,
 139         extra_args=['--object', 'secret,id=keysec0,data=foo'],
 140         imgopts=True)
 141
 142     #
 143     # Invalid sizes
 144     #
 145
 146     # TODO Negative image sizes aren't handled correctly, but this is a problem
 147     # with QAPI's implementation of the 'size' type and affects other commands as
 148     # well. Once this is fixed, we may want to add a test case here.
 149
 150     # 1. 2^64 - 512
 151     # 2. 2^63 = 8 EB (qemu-img enforces image sizes less than this)
 152     # 3. 2^63 - 512 (generally valid, but with the crypto header the file will
 153     #                exceed 63 bits)
 154     iotests.log("=== Invalid sizes ===")
 155     iotests.log("")
 156
 157     vm.launch()
 158     for size in [ 18446744073709551104, 9223372036854775808, 9223372036854775296 ]:
 159         blockdev_create(vm, { 'driver': imgfmt,
 160                               'file': 'node0',
 161                               'key-secret': 'keysec0',
 162                               'size': size })
 163     vm.shutdown()
 164
 165     #
 166     # Resize image with invalid sizes
 167     #
 168     iotests.log("=== Resize image with invalid sizes ===")
 169     iotests.log("")
 170
 171     vm.add_blockdev('driver=luks,file=node0,key-secret=keysec0,node-name=node1')
 172     vm.launch()
 173     vm.qmp_log('block_resize', node_name='node1', size=9223372036854775296)
 174     vm.qmp_log('block_resize', node_name='node1', size=9223372036854775808)
 175     vm.qmp_log('block_resize', node_name='node1', size=18446744073709551104)
 176     vm.qmp_log('block_resize', node_name='node1', size=-9223372036854775808)
 177     vm.shutdown()
 178
 179     # TODO Proper support for images to be used with imgopts and/or protocols
 180     iotests.img_info_log(
 181         'driver=luks,file.driver=file,file.filename=%s,key-secret=keysec0' % (disk_path),
 182         filter_path=disk_path,
 183         extra_args=['--object', 'secret,id=keysec0,data=foo'],
 184         imgopts=True)