def test_qcow2_compat_invalid(self):
with self.assertRaises(ValueError):
qemuimg.convert('image',
'dst',
dstFormat='qcow2',
backing='bak',
backingFormat='qcow2',
dstQcow2Compat='1.11')
def test_no_format(self):
def convert(cmd, **kw):
expected = [QEMU_IMG, 'convert', '-t', 'none', 'src', 'dst']
self.assertEqual(cmd, expected)
return 0, '', ''
with MonkeyPatchScope([(utils, 'watchCmd', convert)]):
qemuimg.convert('src', 'dst', True)
def test_no_format(self):
def convert(cmd, **kw):
expected = [QEMU_IMG, 'convert', '-p', '-t', 'none', '-T', 'none',
'src', 'dst']
self.assertEqual(cmd, expected)
with MonkeyPatchScope([(qemuimg, 'QemuImgOperation', convert)]):
qemuimg.convert('src', 'dst')
def test_no_format(self):
def convert(cmd, **kw):
expected = [QEMU_IMG, 'convert', '-t', 'none', 'src', 'dst']
self.assertEqual(cmd, expected)
return 0, '', ''
with FakeCmd(utils, 'watchCmd', convert):
qemuimg.convert('src', 'dst', True)
def test_no_format(self):
def convert(cmd, **kw):
expected = [QEMU_IMG, 'convert', '-p', '-t', 'none', '-T', 'none',
'src', 'dst']
self.assertEqual(cmd, expected)
with MonkeyPatchScope([(qemuimg, 'QemuImgOperation', convert)]):
qemuimg.convert('src', 'dst')
def test_qcow2_no_backing_file(self):
def convert(cmd, **kw):
expected = [QEMU_IMG, 'convert', '-p', '-t', 'none', '-T', 'none',
'src', '-O', 'qcow2', '-o', 'compat=0.10', 'dst']
self.assertEqual(cmd, expected)
with MonkeyPatchScope([(qemuimg, 'config', CONFIG),
(qemuimg, 'QemuImgOperation', convert)]):
qemuimg.convert('src', 'dst', dstFormat='qcow2')
def test_qcow2_no_backing_file(self):
def convert(cmd, **kw):
expected = [QEMU_IMG, 'convert', '-p', '-t', 'none', '-T', 'none',
'src', '-O', 'qcow2', '-o', 'compat=0.10', 'dst']
self.assertEqual(cmd, expected)
with MonkeyPatchScope([(qemuimg, 'config', CONFIG),
(qemuimg, 'QemuImgOperation', convert)]):
qemuimg.convert('src', 'dst', dstFormat='qcow2')
def test_qcow2_no_backing_file(self):
def convert(cmd, **kw):
expected = [QEMU_IMG, 'convert', '-t', 'none', 'src', '-O',
'qcow2', '-o', 'compat=0.10', 'dst']
self.assertEqual(cmd, expected)
return 0, '', ''
with FakeCmd(utils, 'execCmd', self.qcow2_compat_supported):
with FakeCmd(utils, 'watchCmd', convert):
qemuimg.convert('src', 'dst', None, dstFormat='qcow2')
def test_qcow2_compat_unsupported(self):
def convert(cmd, **kw):
expected = [
QEMU_IMG, 'convert', '-t', 'none', 'src', '-O', 'qcow2', 'dst'
]
self.assertEqual(cmd, expected)
return 0, '', ''
with MonkeyPatchScope([(qemuimg, '_supports_qcow2_compat',
self.supported('convert', False)),
(utils, 'watchCmd', convert)]):
qemuimg.convert('src', 'dst', True, dstFormat='qcow2')
def test_qcow2_no_backing_file(self):
def convert(cmd, **kw):
expected = [QEMU_IMG, 'convert', '-p', '-t', 'none', 'src',
'-O', 'qcow2', '-o', 'compat=0.10', 'dst']
self.assertEqual(cmd, expected)
with MonkeyPatchScope([(qemuimg, '_supports_qcow2_compat',
self.supported('convert', True)),
(qemuimg, '_supports_src_cache',
self.supported('convert', False)),
(qemuimg, 'QemuImgOperation', convert)]):
qemuimg.convert('src', 'dst', dstFormat='qcow2')
def test_qcow2_compat_unsupported(self):
def qcow2_compat_unsupported(cmd, **kw):
self.check_supports_qcow2_compat(cmd, **kw)
return 0, 'Supported options:\nsize ...\n', ''
def convert(cmd, **kw):
expected = [QEMU_IMG, 'convert', '-t', 'none', 'src', '-O',
'qcow2', 'dst']
self.assertEqual(cmd, expected)
return 0, '', ''
with FakeCmd(utils, 'execCmd', qcow2_compat_unsupported):
with FakeCmd(utils, 'watchCmd', convert):
qemuimg.convert('src', 'dst', True, dstFormat='qcow2')
def test_qcow2_backing_file(self):
def convert(cmd, **kw):
expected = [
QEMU_IMG, 'convert', '-p', '-t', 'none', 'src', '-O', 'qcow2',
'-o', 'compat=0.10,backing_file=bak', 'dst'
]
self.assertEqual(cmd, expected)
with MonkeyPatchScope([(qemuimg, '_supports_qcow2_compat',
self.supported('convert', True)),
(qemuimg, '_supports_src_cache',
self.supported('convert', False)),
(qemuimg, 'QemuImgOperation', convert)]):
qemuimg.convert('src', 'dst', dstFormat='qcow2', backing='bak')
def _run(self):
with guarded.context(self._source.locks + self._dest.locks):
with self._source.prepare(), self._dest.prepare():
# Do not start copying if we have already been aborted
if self._status == jobs.STATUS.ABORTED:
return
# Workaround for volumes containing VM configuration info that
# were created with invalid vdsm metadata.
if self._source.is_invalid_vm_conf_disk():
src_format = dst_format = qemuimg.FORMAT.RAW
else:
src_format = self._source.qemu_format
dst_format = self._dest.qemu_format
with self._dest.volume_operation():
self._operation = qemuimg.convert(
self._source.path,
self._dest.path,
srcFormat=src_format,
dstFormat=dst_format,
dstQcow2Compat=self._dest.qcow2_compat,
backing=self._dest.backing_path,
backingFormat=self._dest.backing_qemu_format)
with utils.closing(self._operation):
self._operation.wait_for_completion()
def _run(self):
with guarded.context(self._source.locks + self._dest.locks):
with self._source.prepare(), self._dest.prepare():
# Do not start copying if we have already been aborted
if self._status == jobs.STATUS.ABORTED:
return
# Workaround for volumes containing VM configuration info that
# were created with invalid vdsm metadata.
if self._source.is_invalid_vm_conf_disk():
src_format = dst_format = qemuimg.FORMAT.RAW
else:
src_format = self._source.qemu_format
dst_format = self._dest.qemu_format
with self._dest.volume_operation():
self._operation = qemuimg.convert(
self._source.path,
self._dest.path,
srcFormat=src_format,
dstFormat=dst_format,
dstQcow2Compat=self._dest.qcow2_compat,
backing=self._dest.backing_path,
backingFormat=self._dest.backing_qemu_format)
with utils.closing(self._operation):
self._operation.wait_for_completion()
def converted_size(filename, compat):
converted = filename + ".qcow2"
operation = qemuimg.convert(filename,
converted,
srcFormat=qemuimg.FORMAT.RAW,
dstFormat=qemuimg.FORMAT.QCOW2,
dstQcow2Compat=compat)
with utils.closing(operation):
operation.wait_for_completion()
return os.stat(converted).st_size
def test_qcow2_backing_file_and_format(self):
def convert(cmd, **kw):
expected = [
QEMU_IMG, 'convert', '-t', 'none', 'src', '-O', 'qcow2', '-o',
'compat=0.10,backing_file=bak,'
'backing_fmt=qcow2', 'dst'
]
self.assertEqual(cmd, expected)
return 0, '', ''
with MonkeyPatchScope([(qemuimg, '_supports_qcow2_compat',
self.supported('convert', True)),
(utils, 'watchCmd', convert)]):
qemuimg.convert('src',
'dst',
None,
dstFormat='qcow2',
backing='bak',
backingFormat='qcow2')
def converted_size(filename, compat):
converted = filename + ".qcow2"
operation = qemuimg.convert(filename,
converted,
srcFormat=qemuimg.FORMAT.RAW,
dstFormat=qemuimg.FORMAT.QCOW2,
dstQcow2Compat=compat)
with utils.closing(operation):
operation.wait_for_completion()
return os.stat(converted).st_size
def _run(self):
# TODO: LOCKING!
with self._source.prepare(), self._dest.prepare(writable=True):
# Do not start copying if we have already been aborted
if self._status == jobs.STATUS.ABORTED:
return
self._operation = qemuimg.convert(
self._source.path,
self._dest.path,
srcFormat=self._source.qemu_format,
dstFormat=self._dest.qemu_format,
backing=self._dest.backing_path,
backingFormat=self._dest.backing_qemu_format)
self._operation.wait_for_completion()
def test_qcow2_compat_invalid(self):
with self.assertRaises(ValueError):
qemuimg.convert('image', 'dst', dstFormat='qcow2',
backing='bak', backingFormat='qcow2',
dstQcow2Compat='1.11')