/usr/lib/python3/dist-packages/os_brick/initiator/connectors/fibre_channel_ppc64.py is in python3-os-brick 2.3.0-0ubuntu1.
This file is owned by root:root, with mode 0o644.
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#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from oslo_log import log as logging
from os_brick import initiator
from os_brick.initiator.connectors import fibre_channel
from os_brick.initiator import linuxfc
LOG = logging.getLogger(__name__)
class FibreChannelConnectorPPC64(fibre_channel.FibreChannelConnector):
"""Connector class to attach/detach Fibre Channel volumes on PPC64 arch."""
platform = initiator.PLATFORM_PPC64
def __init__(self, root_helper, driver=None,
execute=None, use_multipath=False,
device_scan_attempts=initiator.DEVICE_SCAN_ATTEMPTS_DEFAULT,
*args, **kwargs):
super(FibreChannelConnectorPPC64, self).__init__(
root_helper,
driver=driver,
execute=execute,
device_scan_attempts=device_scan_attempts,
*args, **kwargs)
self._linuxfc = linuxfc.LinuxFibreChannelPPC64(root_helper, execute)
self.use_multipath = use_multipath
def set_execute(self, execute):
super(FibreChannelConnectorPPC64, self).set_execute(execute)
self._linuxscsi.set_execute(execute)
self._linuxfc.set_execute(execute)
def _get_host_devices(self, possible_devs, lun):
host_devices = set()
for pci_num, target_wwn in possible_devs:
host_device = "/dev/disk/by-path/fc-%s-lun-%s" % (
target_wwn,
self._linuxscsi.process_lun_id(lun))
host_devices.add(host_device)
return list(host_devices)
def _get_possible_volume_paths(self, connection_properties, hbas):
ports = connection_properties['target_wwn']
it_map = connection_properties['initiator_target_map']
for hba in hbas:
if hba['node_name'] in it_map.keys():
hba['target_wwn'] = it_map.get(hba['node_name'])
possible_devs = self._get_possible_devices(hbas, ports)
lun = connection_properties.get('target_lun', 0)
host_paths = self._get_host_devices(possible_devs, lun)
return host_paths
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