4de110f8fd
This rewrites the test case 206 to work with the new x-blockdev-create job rather than the old synchronous version of the command. All of the test cases stay the same as before, but in order to be able to implement proper job handling, the test case is rewritten in Python. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com>
283 lines
9.0 KiB
Python
Executable File
283 lines
9.0 KiB
Python
Executable File
#!/usr/bin/env python
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#
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# Test qcow2 and file image creation
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#
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# Copyright (C) 2018 Red Hat, Inc.
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#
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# Creator/Owner: Kevin Wolf <kwolf@redhat.com>
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#
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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import iotests
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from iotests import imgfmt
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iotests.verify_image_format(supported_fmts=['qcow2'])
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def blockdev_create(vm, options):
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result = vm.qmp_log('x-blockdev-create', job_id='job0', options=options)
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if 'return' in result:
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assert result['return'] == {}
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vm.run_job('job0')
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iotests.log("")
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with iotests.FilePath('t.qcow2') as disk_path, \
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iotests.FilePath('t.qcow2.base') as backing_path, \
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iotests.VM() as vm:
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vm.add_object('secret,id=keysec0,data=foo')
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#
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# Successful image creation (defaults)
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#
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iotests.log("=== Successful image creation (defaults) ===")
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iotests.log("")
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size = 128 * 1024 * 1024
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vm.launch()
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blockdev_create(vm, { 'driver': 'file',
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'filename': disk_path,
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'size': 0 })
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vm.qmp_log('blockdev-add', driver='file', filename=disk_path,
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node_name='imgfile')
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'imgfile',
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'size': size })
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vm.shutdown()
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iotests.img_info_log(disk_path)
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#
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# Successful image creation (inline blockdev-add, explicit defaults)
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#
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iotests.log("=== Successful image creation (inline blockdev-add, explicit defaults) ===")
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iotests.log("")
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# Choose a different size to show that we got a new image
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size = 64 * 1024 * 1024
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vm.launch()
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blockdev_create(vm, { 'driver': 'file',
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'filename': disk_path,
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'size': 0,
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'preallocation': 'off',
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'nocow': False })
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blockdev_create(vm, { 'driver': imgfmt,
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'file': {
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'driver': 'file',
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'filename': disk_path,
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},
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'size': size,
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'version': 'v3',
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'cluster-size': 65536,
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'preallocation': 'off',
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'lazy-refcounts': False,
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'refcount-bits': 16 })
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vm.shutdown()
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iotests.img_info_log(disk_path)
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#
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# Successful image creation (v3 non-default options)
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#
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iotests.log("=== Successful image creation (v3 non-default options) ===")
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iotests.log("")
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# Choose a different size to show that we got a new image
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size = 32 * 1024 * 1024
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vm.launch()
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blockdev_create(vm, { 'driver': 'file',
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'filename': disk_path,
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'size': 0,
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'preallocation': 'falloc',
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'nocow': True })
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blockdev_create(vm, { 'driver': imgfmt,
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'file': {
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'driver': 'file',
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'filename': disk_path,
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},
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'size': size,
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'version': 'v3',
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'cluster-size': 2097152,
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'preallocation': 'metadata',
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'lazy-refcounts': True,
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'refcount-bits': 1 })
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vm.shutdown()
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iotests.img_info_log(disk_path)
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#
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# Successful image creation (v2 non-default options)
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#
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iotests.log("=== Successful image creation (v2 non-default options) ===")
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iotests.log("")
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vm.launch()
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blockdev_create(vm, { 'driver': 'file',
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'filename': disk_path,
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'size': 0 })
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blockdev_create(vm, { 'driver': imgfmt,
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'file': {
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'driver': 'file',
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'filename': disk_path,
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},
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'size': size,
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'backing-file': backing_path,
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'backing-fmt': 'qcow2',
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'version': 'v2',
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'cluster-size': 512 })
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vm.shutdown()
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iotests.img_info_log(disk_path)
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#
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# Successful image creation (encrypted)
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#
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iotests.log("=== Successful image creation (encrypted) ===")
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iotests.log("")
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vm.launch()
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blockdev_create(vm, { 'driver': imgfmt,
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'file': {
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'driver': 'file',
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'filename': disk_path,
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},
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'size': size,
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'encrypt': {
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'format': 'luks',
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'key-secret': 'keysec0',
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'cipher-alg': 'twofish-128',
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'cipher-mode': 'ctr',
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'ivgen-alg': 'plain64',
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'ivgen-hash-alg': 'md5',
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'hash-alg': 'sha1',
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'iter-time': 10,
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}})
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vm.shutdown()
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iotests.img_info_log(disk_path)
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#
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# Invalid BlockdevRef
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#
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iotests.log("=== Invalid BlockdevRef ===")
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iotests.log("")
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vm.launch()
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blockdev_create(vm, { 'driver': imgfmt,
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'file': "this doesn't exist",
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'size': size })
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vm.shutdown()
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#
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# Invalid sizes
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#
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iotests.log("=== Invalid sizes ===")
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# TODO Negative image sizes aren't handled correctly, but this is a problem
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# with QAPI's implementation of the 'size' type and affects other commands
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# as well. Once this is fixed, we may want to add a test case here.
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#
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# 1. Misaligned image size
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# 2. 2^64 - 512
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# 3. 2^63 = 8 EB (qemu-img enforces image sizes less than this)
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# 4. 2^63 - 512 (generally valid, but qcow2 can't handle images this size)
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vm.add_blockdev('driver=file,filename=%s,node-name=node0' % (disk_path))
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vm.launch()
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for size in [ 1234, 18446744073709551104, 9223372036854775808,
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9223372036854775296 ]:
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'node0',
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'size': size })
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vm.shutdown()
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#
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# Invalid version
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#
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iotests.log("=== Invalid version ===")
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vm.launch()
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'node0',
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'size': 67108864,
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'version': 'v1' })
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'node0',
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'size': 67108864,
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'version': 'v2',
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'lazy-refcounts': True })
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'node0',
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'size': 67108864,
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'version': 'v2',
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'refcount-bits': 8 })
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vm.shutdown()
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#
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# Invalid backing file options
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#
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iotests.log("=== Invalid backing file options ===")
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vm.launch()
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'node0',
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'size': 67108864,
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'backing-file': '/dev/null',
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'preallocation': 'full' })
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'node0',
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'size': 67108864,
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'backing-fmt': imgfmt })
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vm.shutdown()
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#
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# Invalid cluster size
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#
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iotests.log("=== Invalid cluster size ===")
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vm.launch()
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for csize in [ 1234, 128, 4194304, 0 ]:
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'node0',
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'size': 67108864,
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'cluster-size': csize })
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'node0',
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'size': 281474976710656,
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'cluster-size': 512 })
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vm.shutdown()
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#
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# Invalid refcount width
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#
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iotests.log("=== Invalid refcount width ===")
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vm.launch()
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for refcount_bits in [ 128, 0, 7 ]:
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blockdev_create(vm, { 'driver': imgfmt,
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'file': 'node0',
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'size': 67108864,
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'refcount-bits': refcount_bits })
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vm.shutdown()
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