def build_mirror_view(self, configuration, failover=True):
"""Builds a mirror view operation class.
:param configuration: driver configuration
:param failover: True if from primary to configured array,
False if from configured array to primary.
"""
rep_devices = configuration.replication_device
if not rep_devices:
LOG.info('Replication is not configured on backend: %s.',
configuration.config_group)
return None
elif len(rep_devices) == 1:
if not self.client.is_mirror_view_enabled():
error_msg = _('Replication is configured, '
'but no MirrorView/S enabler installed on VNX.')
raise exception.InvalidInput(reason=error_msg)
rep_list = common.ReplicationDeviceList(configuration)
device = rep_list[0]
# primary_client always points to the configed VNX.
primary_client = self._build_client_from_config(self.config)
# secondary_client always points to the VNX in replication_device.
secondary_client = client.Client(
ip=device.san_ip,
username=device.san_login,
password=device.san_password,
scope=device.storage_vnx_authentication_type,
naviseccli=self.client.naviseccli,
sec_file=device.storage_vnx_security_file_dir)
if failover:
mirror_view = common.VNXMirrorView(primary_client,
secondary_client)
else:
# For fail-back, we need to take care of reversed ownership.
mirror_view = common.VNXMirrorView(secondary_client,
primary_client)
return mirror_view
else:
error_msg = _('VNX Cinder driver does not support '
'multiple replication targets.')
raise exception.InvalidInput(reason=error_msg)
def setUp(self):
super(TestVNXMirrorView, self).setUp()
self.primary_client = mock.create_autospec(client.Client)
self.secondary_client = mock.create_autospec(client.Client)
self.mirror_view = common.VNXMirrorView(self.primary_client,
self.secondary_client)