anaconda/anaconda-40.22.3.13/pyanaconda/modules/storage/zfcp/zfcp.py
2024-11-14 21:39:56 -08:00

98 lines
3.5 KiB
Python

#
# zFCP module
#
# Copyright (C) 2018 Red Hat, Inc.
#
# This copyrighted material is made available to anyone wishing to use,
# modify, copy, or redistribute it subject to the terms and conditions of
# the GNU General Public License v.2, or (at your option) any later version.
# This program is distributed in the hope that it will be useful, but WITHOUT
# ANY WARRANTY expressed or implied, including the implied warranties of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
# Public License for more details. You should have received a copy of the
# GNU General Public License along with this program; if not, write to the
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
# source code or documentation are not subject to the GNU General Public
# License and may only be used or replicated with the express permission of
# Red Hat, Inc.
#
from blivet import arch
from blivet.zfcp import zfcp
from pyanaconda.core.configuration.anaconda import conf
from pyanaconda.core.dbus import DBus
from pyanaconda.modules.common.base import KickstartBaseModule
from pyanaconda.anaconda_loggers import get_module_logger
from pyanaconda.modules.common.constants.objects import ZFCP
from pyanaconda.modules.storage.zfcp.discover import ZFCPDiscoverTask
from pyanaconda.modules.storage.zfcp.zfcp_interface import ZFCPInterface
log = get_module_logger(__name__)
class ZFCPModule(KickstartBaseModule):
"""The zFCP module."""
def __init__(self):
super().__init__()
self.reload_module()
self._zfcp_data = list()
def publish(self):
"""Publish the module."""
DBus.publish_object(ZFCP.object_path, ZFCPInterface(self))
def is_supported(self):
"""Is this module supported?"""
return arch.is_s390()
def reload_module(self):
"""Reload the zfcp module."""
log.debug("Start up the zFCP module.")
# FIXME: Move the check to blivet.
if not self.is_supported():
return
zfcp.startup()
def discover_with_task(self, device_number, wwpn, lun):
"""Discover a zFCP device.
:param device_number: a device number
:param wwpn: a worldwide port name
:param lun: an FCP LUN number
:return: a task
"""
return ZFCPDiscoverTask(device_number, wwpn, lun)
def write_configuration(self):
"""Write the configuration to sysroot."""
log.debug("Write zFCP configuration.")
# FIXME: Move the check to blivet.
if not self.is_supported():
return
zfcp.write(conf.target.system_root)
def process_kickstart(self, data):
"""Process the kickstart data."""
self._zfcp_data = data.zfcp.zfcp
def setup_kickstart(self, data):
"""Setup the kickstart data."""
data.zfcp.zfcp = self._zfcp_data
# So far, the data contains explicit zfcp statements from a
# kickstart file used as input for the installation. Now, add any
# missing entries that come from user interaction with the GUI.
for fcpdev in zfcp.fcpdevs:
zd = data.zfcp.dataClass()
zd.devnum = fcpdev.devnum
if "wwpn" in dir(fcpdev):
zd.wwpn = fcpdev.wwpn
if "fcplun" in dir(fcpdev):
zd.fcplun = fcpdev.fcplun
if zd not in data.zfcp.dataList():
data.zfcp.dataList().append(zd)