def test_libvirt_volume_driver_readonly(self): libvirt_driver = volume.LibvirtVolumeDriver(self.fake_host) connection_info = { 'driver_volume_type': 'fake', 'data': { "device_path": "/foo", 'access_mode': 'bar', }, } disk_info = { "bus": "virtio", "dev": "vde", "type": "disk", } self.assertRaises(exception.InvalidVolumeAccessMode, libvirt_driver.get_config, connection_info, self.disk_info) connection_info['data']['access_mode'] = 'rw' conf = libvirt_driver.get_config(connection_info, disk_info) tree = conf.format_dom() readonly = tree.find('./readonly') self.assertIsNone(readonly) connection_info['data']['access_mode'] = 'ro' conf = libvirt_driver.get_config(connection_info, disk_info) tree = conf.format_dom() readonly = tree.find('./readonly') self.assertIsNotNone(readonly)
def test_libvirt_volume_multiattach(self): libvirt_driver = volume.LibvirtVolumeDriver(self.fake_host) connection_info = { 'driver_volume_type': 'fake', 'data': { "device_path": "/foo", 'access_mode': 'rw', }, 'multiattach': True, } disk_info = { "bus": "virtio", "dev": "vde", "type": "disk", } conf = libvirt_driver.get_config(connection_info, disk_info) tree = conf.format_dom() shareable = tree.find('./shareable') self.assertIsNotNone(shareable) connection_info['multiattach'] = False conf = libvirt_driver.get_config(connection_info, disk_info) tree = conf.format_dom() shareable = tree.find('./shareable') self.assertIsNone(shareable)
def _test_libvirt_volume_driver_disk_info(self): libvirt_driver = volume.LibvirtVolumeDriver(self.fake_host) connection_info = { 'driver_volume_type': 'fake', 'data': { 'device_path': '/foo', }, 'serial': 'fake_serial', } conf = libvirt_driver.get_config(connection_info, self.disk_info) tree = conf.format_dom() self._assertDiskInfoEquals(tree, self.disk_info)
def test_libvirt_volume_driver_serial(self): libvirt_driver = volume.LibvirtVolumeDriver(self.fake_conn) connection_info = { 'driver_volume_type': 'fake', 'data': { 'device_path': '/foo', }, 'serial': 'fake_serial', } conf = libvirt_driver.get_config(connection_info, self.disk_info) tree = conf.format_dom() self.assertEqual('block', tree.get('type')) self.assertEqual('fake_serial', tree.find('./serial').text) self.assertIsNone(tree.find('./blockio'))
def test_libvirt_volume_driver_discard_false(self): # Check the discard attrib is not present in driver section libvirt_driver = volume.LibvirtVolumeDriver(self.fake_host) connection_info = { 'driver_volume_type': 'fake', 'data': { 'device_path': '/foo', 'discard': False, }, 'serial': 'fake_serial', } conf = libvirt_driver.get_config(connection_info, self.disk_info) tree = conf.format_dom() self.assertIsNone(tree.find("driver[@discard]"))
def test_libvirt_volume_driver_address_tag_scsi_unit(self, disk_unit): # The address tag should be set if bus is scsi and unit is set. # Otherwise, it should not be set at all. libvirt_driver = volume.LibvirtVolumeDriver(self.fake_host) connection_info = {'data': {'device_path': '/foo'}} disk_info = {'bus': 'scsi', 'dev': 'sda', 'type': 'disk'} if disk_unit: disk_info['unit'] = disk_unit conf = libvirt_driver.get_config(connection_info, disk_info) tree = conf.format_dom() address = tree.find('address') if disk_unit: self.assertEqual('0', address.attrib['controller']) self.assertEqual(str(disk_unit), address.attrib['unit']) else: self.assertIsNone(address)
def test_libvirt_volume_driver_discard_true_bad_version( self, mock_has_min_version): # Check the discard attrib is not present in driver section mock_has_min_version.return_value = False libvirt_driver = volume.LibvirtVolumeDriver(self.fake_host) connection_info = { 'driver_volume_type': 'fake', 'data': { 'device_path': '/foo', 'discard': True, }, 'serial': 'fake_serial', } conf = libvirt_driver.get_config(connection_info, self.disk_info) tree = conf.format_dom() self.assertIsNone(tree.find("driver[@discard]"))
def test_libvirt_volume_driver_discard_true(self, mock_has_min_version): # Check the discard attrib is present in driver section mock_has_min_version.return_value = True libvirt_driver = volume.LibvirtVolumeDriver(self.fake_conn) connection_info = { 'driver_volume_type': 'fake', 'data': { 'device_path': '/foo', 'discard': True, }, 'serial': 'fake_serial', } conf = libvirt_driver.get_config(connection_info, self.disk_info) tree = conf.format_dom() driver_node = tree.find("driver[@discard]") self.assertIsNotNone(driver_node) self.assertEqual('unmap', driver_node.attrib['discard'])
def test_libvirt_volume_driver_encryption_missing_secret(self): fake_host = mock.Mock(spec=host.Host) fake_host.find_secret.return_value = None libvirt_driver = volume.LibvirtVolumeDriver(fake_host) connection_info = { 'driver_volume_type': 'fake', 'data': { 'volume_id': uuids.volume_id, 'device_path': '/foo', 'discard': False, }, 'serial': 'fake_serial', } conf = libvirt_driver.get_config(connection_info, self.disk_info) tree = conf.format_dom() self.assertIsNone(tree.find("encryption"))
def test_libvirt_volume_driver_blockio(self): libvirt_driver = volume.LibvirtVolumeDriver(self.fake_host) connection_info = { 'driver_volume_type': 'fake', 'data': { 'device_path': '/foo', 'logical_block_size': '4096', 'physical_block_size': '4096', }, 'serial': 'fake_serial', } disk_info = { "bus": "virtio", "dev": "vde", "type": "disk", } conf = libvirt_driver.get_config(connection_info, disk_info) tree = conf.format_dom() blockio = tree.find('./blockio') self.assertEqual('4096', blockio.get('logical_block_size')) self.assertEqual('4096', blockio.get('physical_block_size'))
def test_libvirt_volume_driver_encryption(self): fake_secret = FakeSecret() fake_host = mock.Mock(spec=host.Host) fake_host.find_secret.return_value = fake_secret libvirt_driver = volume.LibvirtVolumeDriver(fake_host) connection_info = { 'driver_volume_type': 'fake', 'data': { 'volume_id': uuids.volume_id, 'device_path': '/foo', 'discard': False, }, 'serial': 'fake_serial', } conf = libvirt_driver.get_config(connection_info, self.disk_info) tree = conf.format_dom() encryption = tree.find("encryption") secret = encryption.find("secret") self.assertEqual('luks', encryption.attrib['format']) self.assertEqual('passphrase', secret.attrib['type']) self.assertEqual(SECRET_UUID, secret.attrib['uuid'])
def test_libvirt_volume_driver_iotune(self): libvirt_driver = volume.LibvirtVolumeDriver(self.fake_host) connection_info = { 'driver_volume_type': 'fake', 'data': { "device_path": "/foo", 'qos_specs': 'bar', }, } disk_info = { "bus": "virtio", "dev": "vde", "type": "disk", } conf = libvirt_driver.get_config(connection_info, disk_info) tree = conf.format_dom() iotune = tree.find('./iotune') # ensure invalid qos_specs is ignored self.assertIsNone(iotune) specs = { 'total_bytes_sec': '102400', 'read_bytes_sec': '51200', 'write_bytes_sec': '0', 'total_iops_sec': '0', 'read_iops_sec': '200', 'write_iops_sec': '200', } del connection_info['data']['qos_specs'] connection_info['data'].update(dict(qos_specs=specs)) conf = libvirt_driver.get_config(connection_info, disk_info) tree = conf.format_dom() self.assertEqual('102400', tree.find('./iotune/total_bytes_sec').text) self.assertEqual('51200', tree.find('./iotune/read_bytes_sec').text) self.assertEqual('0', tree.find('./iotune/write_bytes_sec').text) self.assertEqual('0', tree.find('./iotune/total_iops_sec').text) self.assertEqual('200', tree.find('./iotune/read_iops_sec').text) self.assertEqual('200', tree.find('./iotune/write_iops_sec').text)