We're ready to declare the blockdev-create job stable. This renames the corresponding QMP command from x-blockdev-create to blockdev-create. Signed-off-by: Kevin Wolf <kwolf@redhat.com> Reviewed-by: Max Reitz <mreitz@redhat.com> Reviewed-by: Jeff Cody <jcody@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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| 
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| import iotests
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| from iotests import imgfmt
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| 
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| iotests.verify_image_format(supported_fmts=['qcow2'])
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| 
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| def blockdev_create(vm, options):
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|     result = vm.qmp_log('blockdev-create', job_id='job0', options=options)
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| 
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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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| 
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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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| 
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|     vm.add_object('secret,id=keysec0,data=foo')
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| 
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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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| 
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|     size = 128 * 1024 * 1024
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| 
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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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| 
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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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| 
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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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| 
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|     iotests.img_info_log(disk_path)
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|     iotests.img_info_log(disk_path)
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| 
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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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| 
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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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| 
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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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| 
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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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| 
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|     iotests.img_info_log(disk_path)
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| 
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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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| 
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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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| 
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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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| 
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|     iotests.img_info_log(disk_path)
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| 
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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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| 
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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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| 
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|     iotests.img_info_log(disk_path)
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| 
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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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| 
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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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|     #
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|     # Invalid sizes
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|     #
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|     iotests.log("=== Invalid sizes ===")
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| 
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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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| 
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|     vm.add_blockdev('driver=file,filename=%s,node-name=node0' % (disk_path))
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| 
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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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|     #
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|     # Invalid version
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|     #
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|     iotests.log("=== Invalid version ===")
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| 
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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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|     #
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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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| 
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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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|     #
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|     # Invalid cluster size
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|     #
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|     iotests.log("=== Invalid cluster size ===")
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| 
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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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|     #
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|     # Invalid refcount width
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|     #
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|     iotests.log("=== Invalid refcount width ===")
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| 
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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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