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Diffstat (limited to 'pyanaconda/storage/fcoe.py')
| -rw-r--r-- | pyanaconda/storage/fcoe.py | 163 |
1 files changed, 0 insertions, 163 deletions
diff --git a/pyanaconda/storage/fcoe.py b/pyanaconda/storage/fcoe.py deleted file mode 100644 index 8e8e301e6..000000000 --- a/pyanaconda/storage/fcoe.py +++ /dev/null @@ -1,163 +0,0 @@ -# -# fcoe.py - fcoe class -# -# Copyright (C) 2009 Red Hat, Inc. All rights reserved. -# -# This program is free software; you can redistribute it and/or modify -# it under the terms of the GNU General Public License as published by -# the Free Software Foundation; either version 2 of the License, or -# (at your option) any later version. -# -# This program is distributed in the hope that it will be useful, -# but WITHOUT ANY WARRANTY; without even the implied warranty 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, see <http://www.gnu.org/licenses/>. -# - -import os -from . import util -from .udev import udev_settle -#from pyanaconda import isys -from . import ROOT_PATH -import logging -import time -log = logging.getLogger("storage") - -import gettext -_ = lambda x: gettext.ldgettext("anaconda", x) - -_fcoe_module_loaded = False - -def has_fcoe(): - global _fcoe_module_loaded - if not _fcoe_module_loaded: - util.run_program(["modprobe", "fcoe"]) - _fcoe_module_loaded = True - if "bnx2x" in util.lsmod(): - log.info("fcoe: loading bnx2fc") - util.run_program(["modprobe", "bnx2fc"]) - - return os.access("/sys/module/fcoe", os.X_OK) - -class fcoe(object): - """ FCoE utility class. - - This class will automatically discover and connect to EDD configured - FCoE SAN's when the startup() method gets called. It can also be - used to manually configure FCoE SAN's through the addSan() method. - - As this class needs to make sure certain things like starting fcoe - daemons and connecting to firmware discovered SAN's only happens once - and as it keeps a global list of all FCoE devices it is - implemented as a Singleton. - """ - - def __init__(self): - self.started = False - self.lldpadStarted = False - self.nics = [] - - # So that users can write fcoe() to get the singleton instance - def __call__(self): - return self - - def _stabilize(self): - # I have no clue how long we need to wait, this ought to do the trick - time.sleep(10) - udev_settle() - - def _startEDD(self): - rc = util.capture_output(["/usr/libexec/fcoe/fcoe_edd.sh", "-i"]) - if not rc.startswith("NIC="): - log.info("No FCoE EDD info found: %s" % rc.rstrip()) - return - - (key, val) = rc.strip().split("=", 1) - #if val not in isys.getDeviceProperties(): - # log.error("Unknown FCoE NIC found in EDD: %s, ignoring" % val) - # return - - log.info("FCoE NIC found in EDD: %s" % val) - self.addSan(val, dcb=True, auto_vlan=True) - - def startup(self): - if self.started: - return - - if not has_fcoe(): - return - - self._startEDD() - self.started = True - - def _startLldpad(self): - if self.lldpadStarted: - return - - util.run_program(["lldpad", "-d"]) - self.lldpadStarted = True - - def addSan(self, nic, dcb=False, auto_vlan=True): - if not has_fcoe(): - raise IOError, _("FCoE not available") - - log.info("Activating FCoE SAN attached to %s, dcb: %s autovlan: %s" % - (nic, dcb, auto_vlan)) - - util.run_program(["ip", "link", "set", nic, "up"]) - - if dcb: - self._startLldpad() - util.run_program(["dcbtool", "sc", nic, "dcb", "on"]) - util.run_program(["dcbtool", "sc", nic, "app:fcoe", - "e:1", "a:1", "w:1"]) - util.run_program(["fipvlan", "-c", "-s", "-f", - "'-fcoe'", nic]) - else: - if auto_vlan: - # certain network configrations require the VLAN layer module: - util.run_program(["modprobe", "8021q"]) - util.run_program(["fipvlan", '-c', '-s', '-f', - "'-fcoe'", nic]) - else: - f = open("/sys/module/libfcoe/parameters/create", "w") - f.write(nic) - f.close() - - self._stabilize() - self.nics.append((nic, dcb, auto_vlan)) - - def write(self): - if not self.nics: - return - - if not os.path.isdir(ROOT_PATH + "/etc/fcoe"): - os.makedirs(ROOT_PATH + "/etc/fcoe", 0755) - - for nic, dcb, auto_vlan in self.nics: - fd = os.open(ROOT_PATH + "/etc/fcoe/cfg-" + nic, - os.O_RDWR | os.O_CREAT) - os.write(fd, '# Created by anaconda\n') - os.write(fd, '# Enable/Disable FCoE service at the Ethernet port\n') - os.write(fd, 'FCOE_ENABLE="yes"\n') - os.write(fd, '# Indicate if DCB service is required at the Ethernet port\n') - if dcb: - os.write(fd, 'DCB_REQUIRED="yes"\n') - else: - os.write(fd, 'DCB_REQUIRED="no"\n') - os.write(fd, '# Indicate if VLAN discovery should be handled by fcoemon\n') - if auto_vlan: - os.write(fd, 'AUTO_VLAN="yes"\n') - else: - os.write(fd, 'AUTO_VLAN="no"\n') - os.close(fd) - - return - -# Create FCoE singleton -fcoe = fcoe() - -# vim:tw=78:ts=4:et:sw=4 |