def connect_volume(self, volume, **connect_opts):
mountpoint = connect_opts.get('mountpoint', None)
host_name = utils.get_hostname()
try:
self.cinderclient.volumes.reserve(volume)
except cinder_exception.ClientException:
LOG.error(_LE("Reserve volume %s failed"), volume)
raise
try:
device_info = self._connect_volume(volume)
self.cinderclient.volumes.attach(volume=volume,
instance_uuid=None,
mountpoint=mountpoint,
host_name=host_name)
LOG.info(_LI("Attach volume to this server successfully"))
except Exception:
LOG.error(_LE("Attach volume %s to this server failed"), volume)
with excutils.save_and_reraise_exception():
try:
self._disconnect_volume(volume)
except Exception:
pass
self.cinderclient.volumes.unreserve(volume)
return device_info
def connect_volume(self, volume, **connect_opts):
mountpoint = connect_opts.get('mountpoint', None)
host_name = utils.get_hostname()
try:
self.cinderclient.volumes.reserve(volume)
except cinder_exception.ClientException:
LOG.error(_LE("Reserve volume %s failed"), volume)
raise
try:
device_info = self._connect_volume(volume)
self.cinderclient.volumes.attach(volume=volume,
instance_uuid=None,
mountpoint=mountpoint,
host_name=host_name)
LOG.info(_LI("Attach volume to this server successfully"))
except Exception:
LOG.error(_LE("Attach volume %s to this server failed"), volume)
with excutils.save_and_reraise_exception():
try:
self._disconnect_volume(volume)
except Exception:
pass
self.cinderclient.volumes.unreserve(volume)
return device_info
def get_host_id():
"""Get a value that could represent this server."""
host_id = None
volume_connector = cinder_conf.volume_connector
if volume_connector == OPENSTACK:
host_id = utils.get_instance_uuid()
elif volume_connector == OSBRICK:
host_id = utils.get_hostname().lower()
return host_id
def get_host_id():
"""Get a value that could represent this server."""
host_id = None
volume_connector = cinder_conf.volume_connector
if volume_connector == OPENSTACK:
host_id = utils.get_instance_uuid()
elif volume_connector == OSBRICK:
host_id = utils.get_hostname().lower()
return host_id
def mock_list_with_attach_to_other(cls, search_opts={}):
attachments = [{
u'server_id': u'123',
u'attachment_id': u'123',
u'attached_at': u'2016-05-20T09:19:57.000000',
u'host_name': utils.get_hostname() + u'other',
u'device': None,
u'id': u'123'
}]
return [
fake_object.FakeCinderVolume(name='fake-vol1', attachments=attachments)
]
def test_disconnect_volume_no_connection_info(self, mock_execute,
mock_init_conn):
attachments = [{
u'server_id': u'123',
u'attachment_id': u'123',
u'attached_at': u'2016-05-20T09:19:57.000000',
u'host_name': utils.get_hostname(),
u'device': None,
u'id': u'123'
}]
fake_cinder_volume = \
fake_object.FakeCinderVolume(attachments=attachments)
self.assertRaises(cinder_exception.ClientException,
self.connector.disconnect_volume, fake_cinder_volume)
def test_disconnect_volume(self, mock_brick_connector, mock_execute):
attachments = [{
u'server_id': u'123',
u'attachment_id': u'123',
u'attached_at': u'2016-05-20T09:19:57.000000',
u'host_name': utils.get_hostname(),
u'device': None,
u'id': u'123'
}]
fake_cinder_volume = \
fake_object.FakeCinderVolume(attachments=attachments)
self.connector._get_connection_info = mock.MagicMock()
self.connector.cinderclient.volumes.detach = mock.MagicMock()
self.assertIsNone(self.connector.disconnect_volume(fake_cinder_volume))
def test_disconnect_volume_osbrick_disconnect_failed(
self, mock_connector, mock_init_conn, mock_execute,
mock_disconnect_vol):
attachments = [{
u'server_id': u'123',
u'attachment_id': u'123',
u'attached_at': u'2016-05-20T09:19:57.000000',
u'host_name': utils.get_hostname(),
u'device': None,
u'id': u'123'
}]
fake_cinder_volume = \
fake_object.FakeCinderVolume(attachments=attachments)
self.assertRaises(processutils.ProcessExecutionError,
self.connector.disconnect_volume, fake_cinder_volume)
def test_delete(self, mock_execute):
fd, tmpfname = tempfile.mkstemp()
attachments = [{u'server_id': u'123',
u'attachment_id': u'123',
u'attached_at': u'2016-05-20T09:19:57.000000',
u'host_name': utils.get_hostname(),
u'device': None,
u'id': u'123'}]
self.cinderprovider._get_docker_volume = mock.MagicMock()
self.cinderprovider._get_docker_volume.return_value = (
fake_object.FakeCinderVolume(id=tmpfname,
attachments=attachments),
consts.ATTACH_TO_THIS)
self.cinderprovider._delete_volume = mock.MagicMock()
self.assertTrue(self.cinderprovider.delete('fake-vol'))
def disconnect_volume(self, volume, **disconnect_opts):
self._disconnect_volume(volume)
attachments = volume.attachments
attachment_uuid = None
for am in attachments:
if am['host_name'].lower() == utils.get_hostname().lower():
attachment_uuid = am['attachment_id']
break
try:
self.cinderclient.volumes.detach(volume.id,
attachment_uuid=attachment_uuid)
LOG.info(_LI("Disconnect volume successfully"))
except cinder_exception.ClientException as e:
msg = _LE("Error happened when detach volume {0} {1} from this "
"server. Error: {2}").format(volume.name, volume, e)
LOG.error(msg)
raise
def disconnect_volume(self, volume, **disconnect_opts):
self._disconnect_volume(volume)
attachments = volume.attachments
attachment_uuid = None
for am in attachments:
if am['host_name'].lower() == utils.get_hostname().lower():
attachment_uuid = am['attachment_id']
break
try:
self.cinderclient.volumes.detach(volume.id,
attachment_uuid=attachment_uuid)
LOG.info(_LI("Disconnect volume successfully"))
except cinder_exception.ClientException as e:
msg = _LE("Error happened when detach volume {0} {1} from this "
"server. Error: {2}").format(volume.name, volume, e)
LOG.error(msg)
raise
def test_delete_failed(self, mock_execute, mock_delete):
fd, tmpfname = tempfile.mkstemp()
attachments = [{
u'server_id': u'123',
u'attachment_id': u'123',
u'attached_at': u'2016-05-20T09:19:57.000000',
u'host_name': utils.get_hostname(),
u'device': None,
u'id': u'123'
}]
self.cinderprovider._get_docker_volume = mock.MagicMock()
self.cinderprovider._get_docker_volume.return_value = (
fake_object.FakeCinderVolume(id=tmpfname, attachments=attachments),
consts.ATTACH_TO_THIS)
self.assertRaises(cinder_exception.ClientException,
self.cinderprovider.delete, 'fake-vol')
def test_delete_timeout(self, mock_execute):
consts.DESTROY_VOLUME_TIMEOUT = 4
fd, tmpfname = tempfile.mkstemp()
attachments = [{u'server_id': u'123',
u'attachment_id': u'123',
u'attached_at': u'2016-05-20T09:19:57.000000',
u'host_name': utils.get_hostname(),
u'device': None,
u'id': u'123'}]
self.cinderprovider._get_docker_volume = mock.MagicMock()
self.cinderprovider._get_docker_volume.return_value = (
fake_object.FakeCinderVolume(id=tmpfname,
attachments=attachments),
consts.ATTACH_TO_THIS)
self.assertRaises(exceptions.TimeoutException,
self.cinderprovider.delete,
'fake-vol')
def disconnect_volume(self, volume, **disconnect_opts):
self._disconnect_volume(volume)
attachments = volume.attachments
attachment_uuid = None
for am in attachments:
if am['host_name'].lower() == utils.get_hostname().lower():
attachment_uuid = am['attachment_id']
break
try:
self.cinderclient.volumes.detach(volume.id,
attachment_uuid=attachment_uuid)
LOG.info("Disconnect volume successfully")
except cinder_exception.ClientException as e:
LOG.error(
"Error happened when detach volume %(vol)s from this"
" server. Error: %(err)s", {
'vol': volume,
'err': e
})
raise
