def test_refresh(self, attachment_get):
db_attachment1 = fake_volume.volume_attachment_db_obj()
attachment_obj1 = fake_volume.volume_attachment_ovo(self.context)
db_attachment2 = fake_volume.volume_attachment_db_obj()
db_attachment2.mountpoint = '/dev/sdc'
attachment_obj2 = fake_volume.volume_attachment_ovo(
self.context, mountpoint='/dev/sdc')
# On the second volume_attachment_get, return the volume attachment
# with an updated mountpoint
attachment_get.side_effect = [db_attachment1, db_attachment2]
attachment = objects.VolumeAttachment.get_by_id(
self.context, fake.ATTACHMENT_ID)
self._compare(self, attachment_obj1, attachment)
# mountpoint was updated, so a volume attachment refresh should have a
# new value for that field
attachment.refresh()
self._compare(self, attachment_obj2, attachment)
if six.PY3:
call_bool = mock.call.__bool__()
else:
call_bool = mock.call.__nonzero__()
attachment_get.assert_has_calls([
mock.call(self.context, fake.ATTACHMENT_ID), call_bool,
mock.call(self.context, fake.ATTACHMENT_ID)
])
def test_refresh(self, attachment_get):
db_attachment1 = fake_volume.volume_attachment_db_obj()
attachment_obj1 = fake_volume.volume_attachment_ovo(self.context)
db_attachment2 = fake_volume.volume_attachment_db_obj()
db_attachment2.mountpoint = '/dev/sdc'
attachment_obj2 = fake_volume.volume_attachment_ovo(
self.context, mountpoint='/dev/sdc')
# On the second volume_attachment_get, return the volume attachment
# with an updated mountpoint
attachment_get.side_effect = [db_attachment1, db_attachment2]
attachment = objects.VolumeAttachment.get_by_id(self.context,
fake.ATTACHMENT_ID)
self._compare(self, attachment_obj1, attachment)
# mountpoint was updated, so a volume attachment refresh should have a
# new value for that field
attachment.refresh()
self._compare(self, attachment_obj2, attachment)
if six.PY3:
call_bool = mock.call.__bool__()
else:
call_bool = mock.call.__nonzero__()
attachment_get.assert_has_calls([mock.call(self.context,
fake.ATTACHMENT_ID),
call_bool,
mock.call(self.context,
fake.ATTACHMENT_ID)])
def test_from_db_object_with_all_expected_attributes(self):
expected_attrs = ['metadata', 'admin_metadata', 'glance_metadata',
'volume_type', 'volume_attachment',
'consistencygroup']
db_metadata = [{'key': 'foo', 'value': 'bar'}]
db_admin_metadata = [{'key': 'admin_foo', 'value': 'admin_bar'}]
db_glance_metadata = [{'key': 'glance_foo', 'value': 'glance_bar'}]
db_volume_type = fake_volume.fake_db_volume_type()
db_volume_attachments = fake_volume.volume_attachment_db_obj()
db_consistencygroup = fake_consistencygroup.fake_db_consistencygroup()
db_snapshots = fake_snapshot.fake_db_snapshot()
db_volume = fake_volume.fake_db_volume(
volume_metadata=db_metadata,
volume_admin_metadata=db_admin_metadata,
volume_glance_metadata=db_glance_metadata,
volume_type=db_volume_type,
volume_attachment=[db_volume_attachments],
consistencygroup=db_consistencygroup,
snapshots=[db_snapshots],
)
volume = objects.Volume._from_db_object(self.context, objects.Volume(),
db_volume, expected_attrs)
self.assertEqual({'foo': 'bar'}, volume.metadata)
self.assertEqual({'admin_foo': 'admin_bar'}, volume.admin_metadata)
self.assertEqual({'glance_foo': 'glance_bar'}, volume.glance_metadata)
self._compare(self, db_volume_type, volume.volume_type)
self._compare(self, db_volume_attachments, volume.volume_attachment)
self._compare(self, db_consistencygroup, volume.consistencygroup)
self._compare(self, db_snapshots, volume.snapshots)
def test_get_by_id(self, volume_attachment_get):
db_attachment = fake_volume.volume_attachment_db_obj()
attachment_obj = fake_volume.volume_attachment_ovo(self.context)
volume_attachment_get.return_value = db_attachment
attachment = objects.VolumeAttachment.get_by_id(
self.context, fake.ATTACHMENT_ID)
self._compare(self, attachment_obj, attachment)
def test_get_by_id(self, volume_attachment_get):
db_attachment = fake_volume.volume_attachment_db_obj()
attachment_obj = fake_volume.volume_attachment_ovo(self.context)
volume_attachment_get.return_value = db_attachment
attachment = objects.VolumeAttachment.get_by_id(self.context,
fake.ATTACHMENT_ID)
self._compare(self, attachment_obj, attachment)
def test_get_all_by_instance_uuid(self, get_by_instance_uuid):
db_attachment = fake_volume.volume_attachment_db_obj()
get_by_instance_uuid.return_value = [db_attachment]
attachment_obj = fake_volume.volume_attachment_ovo(self.context)
attachments = objects.VolumeAttachmentList.get_all_by_instance_uuid(
self.context, mock.sentinel.uuid)
self.assertEqual(1, len(attachments))
self._compare(self, attachment_obj, attachments[0])
def test_get_all_by_instance_uuid(self, get_by_instance_uuid):
db_attachment = fake_volume.volume_attachment_db_obj()
get_by_instance_uuid.return_value = [db_attachment]
attachment_obj = fake_volume.volume_attachment_ovo(self.context)
attachments = objects.VolumeAttachmentList.get_all_by_instance_uuid(
self.context, mock.sentinel.uuid)
self.assertEqual(1, len(attachments))
self._compare(self, attachment_obj, attachments[0])
def test_begin_attach(self, volume_attach, metadata_update):
volume = fake_volume.fake_volume_obj(self.context, use_quota=True)
db_attachment = fake_volume.volume_attachment_db_obj(
volume_id=volume.id,
attach_status=fields.VolumeAttachStatus.ATTACHING)
volume_attach.return_value = db_attachment
metadata_update.return_value = {'attached_mode': 'rw'}
with mock.patch.object(self.context, 'elevated') as mock_elevated:
mock_elevated.return_value = context.get_admin_context()
attachment = volume.begin_attach("rw")
self.assertIsInstance(attachment, objects.VolumeAttachment)
self.assertEqual(volume.id, attachment.volume_id)
self.assertEqual(fields.VolumeAttachStatus.ATTACHING,
attachment.attach_status)
metadata_update.assert_called_once_with(self.context.elevated(),
volume.id,
{'attached_mode': u'rw'},
True)
self.assertEqual('rw', volume.admin_metadata['attached_mode'])
