827 lines
29 KiB
Python
827 lines
29 KiB
Python
|
#
|
||
|
|
# network.py - network configuration install data
|
||
|
|
#
|
||
|
|
# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006, 2007 Red Hat, Inc.
|
||
|
|
# 2008, 2009
|
||
|
|
#
|
||
|
|
# 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/>.
|
||
|
|
#
|
||
|
|
# Author(s): Matt Wilson <ewt@redhat.com>
|
||
|
|
# Erik Troan <ewt@redhat.com>
|
||
|
|
# Mike Fulbright <msf@redhat.com>
|
||
|
|
# Brent Fox <bfox@redhat.com>
|
||
|
|
# David Cantrell <dcantrell@redhat.com>
|
||
|
|
#
|
||
|
|
|
||
|
|
import string
|
||
|
|
import shutil
|
||
|
|
import isys
|
||
|
|
import iutil
|
||
|
|
import socket
|
||
|
|
import struct
|
||
|
|
import os
|
||
|
|
import time
|
||
|
|
import dbus
|
||
|
|
from flags import flags
|
||
|
|
from simpleconfig import SimpleConfigFile
|
||
|
|
|
||
|
|
import gettext
|
||
|
|
_ = lambda x: gettext.ldgettext("anaconda", x)
|
||
|
|
|
||
|
|
import logging
|
||
|
|
log = logging.getLogger("anaconda")
|
||
|
|
|
||
|
|
class IPError(Exception):
|
||
|
|
pass
|
||
|
|
|
||
|
|
class IPMissing(Exception):
|
||
|
|
pass
|
||
|
|
|
||
|
|
def sanityCheckHostname(hostname):
|
||
|
|
if len(hostname) < 1:
|
||
|
|
return None
|
||
|
|
|
||
|
|
if len(hostname) > 255:
|
||
|
|
return _("Hostname must be 255 or fewer characters in length.")
|
||
|
|
|
||
|
|
validStart = string.ascii_letters + string.digits
|
||
|
|
validAll = validStart + ".-"
|
||
|
|
|
||
|
|
if string.find(validStart, hostname[0]) == -1:
|
||
|
|
return _("Hostname must start with a valid character in the ranges "
|
||
|
|
"'a-z', 'A-Z', or '0-9'")
|
||
|
|
|
||
|
|
for i in range(1, len(hostname)):
|
||
|
|
if string.find(validAll, hostname[i]) == -1:
|
||
|
|
return _("Hostnames can only contain the characters 'a-z', 'A-Z', '0-9', '-', or '.'")
|
||
|
|
|
||
|
|
return None
|
||
|
|
|
||
|
|
# Try to determine what the hostname should be for this system
|
||
|
|
def getDefaultHostname(anaconda):
|
||
|
|
isys.resetResolv()
|
||
|
|
|
||
|
|
hn = None
|
||
|
|
bus = dbus.SystemBus()
|
||
|
|
nm = bus.get_object(isys.NM_SERVICE, isys.NM_MANAGER_PATH)
|
||
|
|
nm_props_iface = dbus.Interface(nm, isys.DBUS_PROPS_IFACE)
|
||
|
|
|
||
|
|
active_connections = nm_props_iface.Get(isys.NM_MANAGER_IFACE, "ActiveConnections")
|
||
|
|
|
||
|
|
# XXX: account for Ip6Config objects when NetworkManager supports them
|
||
|
|
for connection in active_connections:
|
||
|
|
active_connection = bus.get_object(isys.NM_SERVICE, connection)
|
||
|
|
active_connection_props_iface = dbus.Interface(active_connection, isys.DBUS_PROPS_IFACE)
|
||
|
|
devices = active_connection_props_iface.Get(isys.NM_MANAGER_IFACE, 'Devices')
|
||
|
|
|
||
|
|
for device_path in devices:
|
||
|
|
device = bus.get_object(isys.NM_SERVICE, device_path)
|
||
|
|
device_props_iface = dbus.Interface(device, isys.DBUS_PROPS_IFACE)
|
||
|
|
|
||
|
|
ip4_config_path = device_props_iface.Get(isys.NM_MANAGER_IFACE, 'Ip4Config')
|
||
|
|
ip4_config_obj = bus.get_object(isys.NM_SERVICE, ip4_config_path)
|
||
|
|
ip4_config_props = dbus.Interface(ip4_config_obj, isys.DBUS_PROPS_IFACE)
|
||
|
|
|
||
|
|
# addresses (3-element list: ipaddr, netmask, gateway)
|
||
|
|
addrs = ip4_config_props.Get(isys.NM_MANAGER_IFACE, "Addresses")[0]
|
||
|
|
try:
|
||
|
|
tmp = struct.pack('I', addrs[0])
|
||
|
|
ipaddr = socket.inet_ntop(socket.AF_INET, tmp)
|
||
|
|
hinfo = socket.gethostbyaddr(ipaddr)
|
||
|
|
|
||
|
|
if len(hinfo) == 3:
|
||
|
|
hn = hinfo[0]
|
||
|
|
else:
|
||
|
|
continue
|
||
|
|
except:
|
||
|
|
continue
|
||
|
|
|
||
|
|
if hn and hn != 'localhost' and hn != 'localhost.localdomain':
|
||
|
|
return hn
|
||
|
|
|
||
|
|
try:
|
||
|
|
hn = anaconda.network.hostname
|
||
|
|
except:
|
||
|
|
hn = None
|
||
|
|
|
||
|
|
if not hn or hn == '(none)' or hn == 'localhost' or hn == 'localhost.localdomain':
|
||
|
|
hn = socket.gethostname()
|
||
|
|
|
||
|
|
if not hn or hn == '(none)' or hn == 'localhost':
|
||
|
|
hn = 'localhost.localdomain'
|
||
|
|
|
||
|
|
return hn
|
||
|
|
|
||
|
|
# return if the device is of a type that requires a ptpaddr to be specified
|
||
|
|
def isPtpDev(devname):
|
||
|
|
if devname.startswith("ctc"):
|
||
|
|
return True
|
||
|
|
return False
|
||
|
|
|
||
|
|
def _anyUsing(method):
|
||
|
|
# method names that NetworkManager might use
|
||
|
|
if method == 'auto':
|
||
|
|
methods = (method, 'dhcp')
|
||
|
|
else:
|
||
|
|
methods = (method)
|
||
|
|
|
||
|
|
try:
|
||
|
|
bus = dbus.SystemBus()
|
||
|
|
nm = bus.get_object(isys.NM_SERVICE, isys.NM_MANAGER_PATH)
|
||
|
|
nm_props_iface = dbus.Interface(nm, isys.DBUS_PROPS_IFACE)
|
||
|
|
active_connections = nm_props_iface.Get(isys.NM_MANAGER_IFACE, "ActiveConnections")
|
||
|
|
|
||
|
|
for path in active_connections:
|
||
|
|
active = bus.get_object(isys.NM_SERVICE, path)
|
||
|
|
active_props_iface = dbus.Interface(active, isys.DBUS_PROPS_IFACE)
|
||
|
|
|
||
|
|
active_service_name = active_props_iface.Get(isys.NM_ACTIVE_CONNECTION_IFACE, "ServiceName")
|
||
|
|
active_path = active_props_iface.Get(isys.NM_ACTIVE_CONNECTION_IFACE, "Connection")
|
||
|
|
|
||
|
|
connection = bus.get_object(active_service_name, active_path)
|
||
|
|
connection_iface = dbus.Interface(connection, isys.NM_CONNECTION_IFACE)
|
||
|
|
settings = connection_iface.GetSettings()
|
||
|
|
|
||
|
|
# XXX: add support for Ip6Config when it appears
|
||
|
|
ip4_setting = settings['ipv4']
|
||
|
|
if not ip4_setting or not ip4_setting['method'] or ip4_setting['method'] in methods:
|
||
|
|
return True
|
||
|
|
|
||
|
|
return False
|
||
|
|
except:
|
||
|
|
return False
|
||
|
|
|
||
|
|
# determine whether any active at boot devices are using dhcp or dhcpv6
|
||
|
|
def anyUsingDHCP():
|
||
|
|
return _anyUsing('auto')
|
||
|
|
|
||
|
|
# determine whether any active at boot devices are using static IP config
|
||
|
|
def anyUsingStatic():
|
||
|
|
return _anyUsing('manual')
|
||
|
|
|
||
|
|
# sanity check an IP string.
|
||
|
|
def sanityCheckIPString(ip_string):
|
||
|
|
if ip_string.strip() == "":
|
||
|
|
raise IPMissing, _("IP address is missing.")
|
||
|
|
|
||
|
|
if ip_string.find(':') == -1 and ip_string.find('.') > 0:
|
||
|
|
family = socket.AF_INET
|
||
|
|
errstr = _("IPv4 addresses must contain four numbers between 0 and 255, separated by periods.")
|
||
|
|
elif ip_string.find(':') > 0 and ip_string.find('.') == -1:
|
||
|
|
family = socket.AF_INET6
|
||
|
|
errstr = _("'%s' is not a valid IPv6 address.") % ip_string
|
||
|
|
else:
|
||
|
|
raise IPError, _("'%s' is an invalid IP address.") % ip_string
|
||
|
|
|
||
|
|
try:
|
||
|
|
socket.inet_pton(family, ip_string)
|
||
|
|
except socket.error:
|
||
|
|
raise IPError, errstr
|
||
|
|
|
||
|
|
def hasActiveNetDev():
|
||
|
|
try:
|
||
|
|
bus = dbus.SystemBus()
|
||
|
|
nm = bus.get_object(isys.NM_SERVICE, isys.NM_MANAGER_PATH)
|
||
|
|
props = dbus.Interface(nm, isys.DBUS_PROPS_IFACE)
|
||
|
|
state = props.Get(isys.NM_SERVICE, "State")
|
||
|
|
|
||
|
|
if int(state) == isys.NM_STATE_CONNECTED:
|
||
|
|
return True
|
||
|
|
else:
|
||
|
|
return False
|
||
|
|
except:
|
||
|
|
return False
|
||
|
|
|
||
|
|
# Return a list of device names (e.g., eth0) for all active devices.
|
||
|
|
# Returning a list here even though we will almost always have one
|
||
|
|
# device. NM uses lists throughout its D-Bus communication, so trying
|
||
|
|
# to follow suit here. Also, if this uses a list now, we can think
|
||
|
|
# about multihomed hosts during installation later.
|
||
|
|
def getActiveNetDevs():
|
||
|
|
active_devs = set()
|
||
|
|
|
||
|
|
bus = dbus.SystemBus()
|
||
|
|
nm = bus.get_object(isys.NM_SERVICE, isys.NM_MANAGER_PATH)
|
||
|
|
nm_props_iface = dbus.Interface(nm, isys.DBUS_PROPS_IFACE)
|
||
|
|
|
||
|
|
active_connections = nm_props_iface.Get(isys.NM_MANAGER_IFACE, "ActiveConnections")
|
||
|
|
|
||
|
|
for connection in active_connections:
|
||
|
|
active_connection = bus.get_object(isys.NM_SERVICE, connection)
|
||
|
|
active_connection_props_iface = dbus.Interface(active_connection, isys.DBUS_PROPS_IFACE)
|
||
|
|
devices = active_connection_props_iface.Get(isys.NM_MANAGER_IFACE, 'Devices')
|
||
|
|
|
||
|
|
for device_path in devices:
|
||
|
|
device = bus.get_object(isys.NM_SERVICE, device_path)
|
||
|
|
device_props_iface = dbus.Interface(device, isys.DBUS_PROPS_IFACE)
|
||
|
|
|
||
|
|
interface_name = device_props_iface.Get(isys.NM_MANAGER_IFACE, 'Interface')
|
||
|
|
active_devs.add(interface_name)
|
||
|
|
|
||
|
|
ret = list(active_devs)
|
||
|
|
ret.sort()
|
||
|
|
return ret
|
||
|
|
|
||
|
|
class NetworkDevice(SimpleConfigFile):
|
||
|
|
def __str__(self):
|
||
|
|
s = ""
|
||
|
|
s = s + "DEVICE=" + self.info["DEVICE"] + "\n"
|
||
|
|
keys = self.info.keys()
|
||
|
|
keys.sort()
|
||
|
|
keys.remove("DEVICE")
|
||
|
|
if "DESC" in keys:
|
||
|
|
keys.remove("DESC")
|
||
|
|
if "KEY" in keys:
|
||
|
|
keys.remove("KEY")
|
||
|
|
if iutil.isS390() and ("OPTIONS" in keys) and ("HWADDR" in keys) and \
|
||
|
|
(self.info["OPTIONS"].find("layer2=1") != -1):
|
||
|
|
keys.remove("HWADDR")
|
||
|
|
|
||
|
|
for key in keys:
|
||
|
|
if (key == 'NAME') or \
|
||
|
|
(key == 'NM_CONTROLLED' and not flags.livecdInstall):
|
||
|
|
continue
|
||
|
|
# make sure we include autoneg in the ethtool line
|
||
|
|
elif key == 'ETHTOOL_OPTS' and self.info[key].find("autoneg")== -1:
|
||
|
|
s = s + key + """="autoneg off %s"\n""" % (self.info[key])
|
||
|
|
elif self.info[key] is not None:
|
||
|
|
s = s + key + "=" + self.info[key] + "\n"
|
||
|
|
|
||
|
|
return s
|
||
|
|
|
||
|
|
def __init__(self, dev):
|
||
|
|
self.info = { "DEVICE" : dev }
|
||
|
|
if dev.startswith('ctc'):
|
||
|
|
self.info["TYPE"] = "CTC"
|
||
|
|
|
||
|
|
class Network:
|
||
|
|
def __init__(self):
|
||
|
|
self.netdevices = {}
|
||
|
|
self.ksdevice = None
|
||
|
|
self.domains = []
|
||
|
|
self.hostname = socket.gethostname()
|
||
|
|
self.overrideDHCPhostname = False
|
||
|
|
|
||
|
|
# populate self.netdevices
|
||
|
|
devhash = isys.getDeviceProperties(dev=None)
|
||
|
|
for dev in devhash.keys():
|
||
|
|
self.netdevices[dev] = NetworkDevice(dev)
|
||
|
|
ifcfg_contents = self.readIfcfgContents(dev)
|
||
|
|
|
||
|
|
# if NM_CONTROLLED is set to yes, we read in settings from
|
||
|
|
# NetworkManager first, then fill in the gaps with the data
|
||
|
|
# from the ifcfg file
|
||
|
|
useNetworkManager = False
|
||
|
|
if ifcfg_contents.has_key('NM_CONTROLLED') and \
|
||
|
|
not ifcfg_contents['NM_CONTROLLED'].lower() == 'no':
|
||
|
|
useNetworkManager = True
|
||
|
|
|
||
|
|
# this interface is managed by NetworkManager, so read from
|
||
|
|
# NetworkManager first
|
||
|
|
if useNetworkManager:
|
||
|
|
props = devhash[dev]
|
||
|
|
|
||
|
|
if isys.isDeviceDHCP(dev):
|
||
|
|
self.netdevices[dev].set(('BOOTPROTO', 'dhcp'))
|
||
|
|
else:
|
||
|
|
self.netdevices[dev].unset('BOOTPROTO')
|
||
|
|
bus = dbus.SystemBus()
|
||
|
|
config_path = props.Get(isys.NM_MANAGER_IFACE, 'Ip4Config')
|
||
|
|
config = bus.get_object(isys.NM_SERVICE, config_path)
|
||
|
|
config_props = dbus.Interface(config, isys.DBUS_PROPS_IFACE)
|
||
|
|
|
||
|
|
# addresses (3-element list: ipaddr, netmask, gateway)
|
||
|
|
addrs = config_props.Get(isys.NM_MANAGER_IFACE, 'Addresses')[0]
|
||
|
|
try:
|
||
|
|
tmp = struct.pack('I', addrs[0])
|
||
|
|
ipaddr = socket.inet_ntop(socket.AF_INET, tmp)
|
||
|
|
self.netdevices[dev].set(('IPADDR', ipaddr))
|
||
|
|
except:
|
||
|
|
pass
|
||
|
|
|
||
|
|
try:
|
||
|
|
tmp = struct.pack('I', addrs[1])
|
||
|
|
netmask = socket.inet_ntop(socket.AF_INET, tmp)
|
||
|
|
self.netdevices[dev].set(('NETMASK', netmask))
|
||
|
|
except:
|
||
|
|
pass
|
||
|
|
|
||
|
|
try:
|
||
|
|
tmp = struct.pack('I', addrs[2])
|
||
|
|
gateway = socket.inet_ntop(socket.AF_INET, tmp)
|
||
|
|
self.netdevices[dev].set(('GATEWAY', gateway))
|
||
|
|
except:
|
||
|
|
pass
|
||
|
|
|
||
|
|
self.hostname = socket.gethostname()
|
||
|
|
|
||
|
|
# read in remaining settings from ifcfg file
|
||
|
|
for key in ifcfg_contents.keys():
|
||
|
|
if key == 'GATEWAY':
|
||
|
|
self.netdevices[dev].set((key, ifcfg_contents[key]))
|
||
|
|
elif key == 'DOMAIN':
|
||
|
|
self.domains.append(ifcfg_contents[key])
|
||
|
|
elif key == 'HOSTNAME':
|
||
|
|
self.hostname = ifcfg_contents[key]
|
||
|
|
elif self.netdevices[dev].get(key) == '':
|
||
|
|
self.netdevices[dev].set((key, ifcfg_contents[key]))
|
||
|
|
|
||
|
|
# now initialize remaining devices
|
||
|
|
# XXX we just throw return away, the method initialize a
|
||
|
|
# object member so we dont need to
|
||
|
|
available_devices = self.available()
|
||
|
|
|
||
|
|
if len(available_devices) > 0:
|
||
|
|
# set first device to start up onboot
|
||
|
|
oneactive = 0
|
||
|
|
for dev in available_devices.keys():
|
||
|
|
try:
|
||
|
|
if available_devices[dev].get("ONBOOT") == "yes":
|
||
|
|
oneactive = 1
|
||
|
|
break
|
||
|
|
except:
|
||
|
|
continue
|
||
|
|
|
||
|
|
def readIfcfgContents(self, dev):
|
||
|
|
ifcfg = "/etc/sysconfig/network-scripts/ifcfg-%s" % (dev,)
|
||
|
|
contents = {}
|
||
|
|
|
||
|
|
try:
|
||
|
|
f = open(ifcfg, "r")
|
||
|
|
lines = f.readlines()
|
||
|
|
f.close()
|
||
|
|
|
||
|
|
for line in lines:
|
||
|
|
line = line.strip()
|
||
|
|
if line.startswith('#') or line == '':
|
||
|
|
continue
|
||
|
|
|
||
|
|
var = string.splitfields(line, '=', 1)
|
||
|
|
if len(var) == 2:
|
||
|
|
var[1] = var[1].replace('"', '')
|
||
|
|
contents[var[0]] = string.strip(var[1])
|
||
|
|
except:
|
||
|
|
return {}
|
||
|
|
|
||
|
|
return contents
|
||
|
|
|
||
|
|
def getDevice(self, device):
|
||
|
|
return self.netdevices[device]
|
||
|
|
|
||
|
|
def available(self):
|
||
|
|
ksdevice = None
|
||
|
|
if flags.cmdline.has_key('ksdevice'):
|
||
|
|
ksdevice = flags.cmdline['ksdevice']
|
||
|
|
|
||
|
|
for dev in isys.getDeviceProperties().keys():
|
||
|
|
if not self.netdevices.has_key(dev):
|
||
|
|
self.netdevices[dev] = NetworkDevice(dev)
|
||
|
|
|
||
|
|
hwaddr = isys.getMacAddress(dev)
|
||
|
|
|
||
|
|
self.netdevices[dev].set(('HWADDR', hwaddr))
|
||
|
|
self.netdevices[dev].set(('DESC', isys.getNetDevDesc(dev)))
|
||
|
|
|
||
|
|
if not ksdevice:
|
||
|
|
continue
|
||
|
|
|
||
|
|
if ksdevice == 'link' and isys.getLinkStatus(dev):
|
||
|
|
self.ksdevice = dev
|
||
|
|
elif ksdevice == dev:
|
||
|
|
self.ksdevice = dev
|
||
|
|
elif ksdevice.find(':') != -1:
|
||
|
|
if ksdevice.upper() == hwaddr:
|
||
|
|
self.ksdevice = dev
|
||
|
|
|
||
|
|
return self.netdevices
|
||
|
|
|
||
|
|
def getKSDevice(self):
|
||
|
|
if self.ksdevice is None:
|
||
|
|
return None
|
||
|
|
|
||
|
|
try:
|
||
|
|
return self.netdevices[self.ksdevice]
|
||
|
|
except:
|
||
|
|
return None
|
||
|
|
|
||
|
|
def setHostname(self, hn):
|
||
|
|
self.hostname = hn
|
||
|
|
|
||
|
|
def setDNS(self, ns, device):
|
||
|
|
dns = ns.split(',')
|
||
|
|
i = 1
|
||
|
|
for addr in dns:
|
||
|
|
addr = addr.strip()
|
||
|
|
dnslabel = "DNS%d" % (i,)
|
||
|
|
self.netdevices[device].set((dnslabel, addr))
|
||
|
|
i += 1
|
||
|
|
|
||
|
|
def setGateway(self, gw, device):
|
||
|
|
self.netdevices[device].set(('GATEWAY', gw))
|
||
|
|
|
||
|
|
def lookupHostname(self):
|
||
|
|
# can't look things up if they don't exist!
|
||
|
|
if not self.hostname or self.hostname == "localhost.localdomain":
|
||
|
|
return None
|
||
|
|
|
||
|
|
if not hasActiveNetDev():
|
||
|
|
log.warning("no network devices were available to look up host name")
|
||
|
|
return None
|
||
|
|
|
||
|
|
try:
|
||
|
|
(family, socktype, proto, canonname, sockaddr) = \
|
||
|
|
socket.getaddrinfo(self.hostname, None, socket.AF_INET)[0]
|
||
|
|
(ip, port) = sockaddr
|
||
|
|
except:
|
||
|
|
try:
|
||
|
|
(family, socktype, proto, canonname, sockaddr) = \
|
||
|
|
socket.getaddrinfo(self.hostname, None, socket.AF_INET6)[0]
|
||
|
|
(ip, port, flowinfo, scopeid) = sockaddr
|
||
|
|
except:
|
||
|
|
return None
|
||
|
|
|
||
|
|
return ip
|
||
|
|
|
||
|
|
def writeKS(self, f):
|
||
|
|
devNames = self.netdevices.keys()
|
||
|
|
devNames.sort()
|
||
|
|
|
||
|
|
if len(devNames) == 0:
|
||
|
|
return
|
||
|
|
|
||
|
|
for devName in devNames:
|
||
|
|
dev = self.netdevices[devName]
|
||
|
|
|
||
|
|
if dev.get('bootproto').lower() == 'dhcp' or dev.get('ipaddr'):
|
||
|
|
f.write("network --device %s" % dev.get('device'))
|
||
|
|
|
||
|
|
if dev.get('MTU') and dev.get('MTU') != 0:
|
||
|
|
f.write(" --mtu=%s" % dev.get('MTU'))
|
||
|
|
|
||
|
|
onboot = dev.get("onboot")
|
||
|
|
if onboot and onboot == "no":
|
||
|
|
f.write(" --onboot no")
|
||
|
|
if dev.get('bootproto').lower() == 'dhcp':
|
||
|
|
f.write(" --bootproto dhcp")
|
||
|
|
if dev.get('dhcpclass'):
|
||
|
|
f.write(" --dhcpclass %s" % dev.get('dhcpclass'))
|
||
|
|
if self.overrideDHCPhostname:
|
||
|
|
if (self.hostname and
|
||
|
|
self.hostname != "localhost.localdomain"):
|
||
|
|
f.write(" --hostname %s" % self.hostname)
|
||
|
|
else:
|
||
|
|
f.write(" --bootproto static --ip %s" % dev.get('ipaddr'))
|
||
|
|
|
||
|
|
if dev.get('netmask'):
|
||
|
|
f.write(" --netmask %s" % dev.get('netmask'))
|
||
|
|
|
||
|
|
if dev.get('GATEWAY'):
|
||
|
|
f.write(" --gateway %s" % (dev.get('GATEWAY'),))
|
||
|
|
|
||
|
|
dnsline = ''
|
||
|
|
for key in dev.info.keys():
|
||
|
|
if key.upper().startswith('DNS'):
|
||
|
|
if dnsline == '':
|
||
|
|
dnsline = dev.get(key)
|
||
|
|
else:
|
||
|
|
dnsline += "," + dev.get(key)
|
||
|
|
|
||
|
|
if dnsline != '':
|
||
|
|
f.write(" --nameserver %s" % (dnsline,))
|
||
|
|
|
||
|
|
if (self.hostname and
|
||
|
|
self.hostname != "localhost.localdomain"):
|
||
|
|
f.write(" --hostname %s" % self.hostname)
|
||
|
|
|
||
|
|
f.write("\n")
|
||
|
|
|
||
|
|
def hasNameServers(self, hash):
|
||
|
|
if hash.keys() == []:
|
||
|
|
return False
|
||
|
|
|
||
|
|
for key in hash.keys():
|
||
|
|
if key.upper().startswith('DNS'):
|
||
|
|
return True
|
||
|
|
|
||
|
|
return False
|
||
|
|
|
||
|
|
def write(self, instPath='', anaconda=None, devices=None):
|
||
|
|
|
||
|
|
if devices is None:
|
||
|
|
devices = self.netdevices.values()
|
||
|
|
|
||
|
|
if len(devices) == 0:
|
||
|
|
return
|
||
|
|
|
||
|
|
sysconfig = "%s/etc/sysconfig" % (instPath,)
|
||
|
|
netscripts = "%s/network-scripts" % (sysconfig,)
|
||
|
|
destnetwork = "%s/network" % (sysconfig,)
|
||
|
|
|
||
|
|
if not os.path.isdir(netscripts):
|
||
|
|
iutil.mkdirChain(netscripts)
|
||
|
|
|
||
|
|
# /etc/sysconfig/network-scripts/ifcfg-*
|
||
|
|
for dev in devices:
|
||
|
|
device = dev.get('DEVICE')
|
||
|
|
|
||
|
|
cfgfile = "%s/ifcfg-%s" % (netscripts, device,)
|
||
|
|
if (instPath) and (os.path.isfile(cfgfile)):
|
||
|
|
continue
|
||
|
|
|
||
|
|
bootproto = dev.get('BOOTPROTO').lower()
|
||
|
|
ipv6addr = dev.get('IPV6ADDR').lower()
|
||
|
|
ipv6prefix = dev.get('IPV6PREFIX').lower()
|
||
|
|
ipv6autoconf = dev.get('IPV6_AUTOCONF').lower()
|
||
|
|
dhcpv6c = dev.get('DHCPV6C').lower()
|
||
|
|
|
||
|
|
newifcfg = "/tmp/ifcfg-%s.new" % (device,)
|
||
|
|
f = open(newifcfg, "w")
|
||
|
|
if len(dev.get("DESC")) > 0:
|
||
|
|
f.write("# %s\n" % (dev.get("DESC"),))
|
||
|
|
|
||
|
|
# if bootproto is dhcp, unset any static settings (#218489)
|
||
|
|
# *but* don't unset if either IPv4 or IPv6 is manual (#433290)
|
||
|
|
if bootproto == 'dhcp':
|
||
|
|
dev.unset('IPADDR')
|
||
|
|
dev.unset('NETMASK')
|
||
|
|
dev.unset('GATEWAY')
|
||
|
|
|
||
|
|
# handle IPv6 settings correctly for the ifcfg file
|
||
|
|
dev.unset('IPV6ADDR')
|
||
|
|
dev.unset('IPV6PREFIX')
|
||
|
|
|
||
|
|
if ipv6addr == 'dhcp':
|
||
|
|
dev.set(('IPV6INIT', 'yes'))
|
||
|
|
dev.set(('DHCPV6C', 'yes'))
|
||
|
|
elif ipv6addr != '' and ipv6addr is not None:
|
||
|
|
dev.set(('IPV6INIT', 'yes'))
|
||
|
|
|
||
|
|
if ipv6prefix != '' and ipv6prefix is not None:
|
||
|
|
dev.set(('IPV6ADDR', ipv6addr + '/' + ipv6prefix))
|
||
|
|
else:
|
||
|
|
dev.set(('IPV6ADDR', ipv6addr))
|
||
|
|
|
||
|
|
if dev.get('IPV6_AUTOCONF').lower() == 'yes':
|
||
|
|
dev.set(('IPV6INIT', 'yes'))
|
||
|
|
|
||
|
|
f.write(str(dev))
|
||
|
|
|
||
|
|
# write out the hostname as DHCP_HOSTNAME if given (#81613)
|
||
|
|
if (bootproto == 'dhcp' and self.hostname and
|
||
|
|
self.overrideDHCPhostname):
|
||
|
|
f.write("DHCP_HOSTNAME=%s\n" %(self.hostname,))
|
||
|
|
|
||
|
|
if dev.get('MTU') and dev.get('MTU') != 0:
|
||
|
|
f.write("MTU=%s\n" % dev.get('MTU'))
|
||
|
|
|
||
|
|
# tell NetworkManager not to touch any interfaces used during
|
||
|
|
# installation when / is on a network backed device.
|
||
|
|
if anaconda is not None:
|
||
|
|
import storage
|
||
|
|
rootdev = anaconda.storage.rootDevice
|
||
|
|
# FIXME: use d.host_address to only add "NM_CONTROLLED=no"
|
||
|
|
# for interfaces actually used enroute to the device
|
||
|
|
for d in anaconda.storage.devices:
|
||
|
|
if isinstance(d, storage.devices.NetworkStorageDevice) and\
|
||
|
|
(rootdev.dependsOn(d) or d.nic == device):
|
||
|
|
f.write("NM_CONTROLLED=no\n")
|
||
|
|
break
|
||
|
|
|
||
|
|
f.close()
|
||
|
|
os.chmod(newifcfg, 0644)
|
||
|
|
|
||
|
|
# move the new ifcfg in place
|
||
|
|
destcfg = "%s/ifcfg-%s" % (netscripts, device,)
|
||
|
|
try:
|
||
|
|
os.remove(destcfg)
|
||
|
|
except OSError as e:
|
||
|
|
if e.errno != 2:
|
||
|
|
raise
|
||
|
|
shutil.move(newifcfg, destcfg)
|
||
|
|
|
||
|
|
# XXX: is this necessary with NetworkManager?
|
||
|
|
# handle the keys* files if we have those
|
||
|
|
if dev.get("KEY"):
|
||
|
|
cfgfile = "%s/keys-%s" % (netscripts, device,)
|
||
|
|
if not instPath == '' and os.path.isfile(cfgfile):
|
||
|
|
continue
|
||
|
|
|
||
|
|
newkey = "%s/keys-%s.new" % (netscripts, device,)
|
||
|
|
f = open(newkey, "w")
|
||
|
|
f.write("KEY=%s\n" % (dev.get('KEY'),))
|
||
|
|
f.close()
|
||
|
|
os.chmod(newkey, 0600)
|
||
|
|
|
||
|
|
destkey = "%s/keys-%s" % (netscripts, device,)
|
||
|
|
shutil.move(newkey, destkey)
|
||
|
|
|
||
|
|
# /etc/dhclient-DEVICE.conf
|
||
|
|
dhclientconf = '/etc/dhclient-' + device + '.conf'
|
||
|
|
if os.path.isfile(dhclientconf):
|
||
|
|
destdhclientconf = '%s%s' % (instPath, dhclientconf,)
|
||
|
|
try:
|
||
|
|
shutil.copy(dhclientconf, destdhclientconf)
|
||
|
|
except:
|
||
|
|
log.warning("unable to copy %s to target system" % (dhclientconf,))
|
||
|
|
|
||
|
|
# /etc/sysconfig/network
|
||
|
|
if (not instPath) or (not os.path.isfile(destnetwork)) or flags.livecdInstall:
|
||
|
|
newnetwork = "%s.new" % (destnetwork,)
|
||
|
|
|
||
|
|
f = open(newnetwork, "w")
|
||
|
|
f.write("NETWORKING=yes\n")
|
||
|
|
f.write("HOSTNAME=")
|
||
|
|
|
||
|
|
# use instclass hostname if set(kickstart) to override
|
||
|
|
if self.hostname:
|
||
|
|
f.write(self.hostname + "\n")
|
||
|
|
else:
|
||
|
|
f.write("localhost.localdomain\n")
|
||
|
|
|
||
|
|
if dev.get('GATEWAY'):
|
||
|
|
f.write("GATEWAY=%s\n" % (dev.get('GATEWAY'),))
|
||
|
|
|
||
|
|
if dev.get('IPV6_DEFAULTGW'):
|
||
|
|
f.write("IPV6_DEFAULTGW=%s\n" % (dev.get('IPV6_DEFAULTGW'),))
|
||
|
|
|
||
|
|
f.close()
|
||
|
|
shutil.move(newnetwork, destnetwork)
|
||
|
|
|
||
|
|
# If the hostname was not looked up, but typed in by the user,
|
||
|
|
# domain might not be computed, so do it now.
|
||
|
|
domainname = None
|
||
|
|
if "." in self.hostname:
|
||
|
|
fqdn = self.hostname
|
||
|
|
else:
|
||
|
|
fqdn = socket.getfqdn(self.hostname)
|
||
|
|
|
||
|
|
if fqdn in [ "localhost.localdomain", "localhost",
|
||
|
|
"localhost6.localdomain6", "localhost6",
|
||
|
|
self.hostname ] or "." not in fqdn:
|
||
|
|
fqdn = None
|
||
|
|
|
||
|
|
if fqdn:
|
||
|
|
domainname = fqdn.split('.', 1)[1]
|
||
|
|
if domainname in [ "localdomain", "localdomain6" ]:
|
||
|
|
domainname = None
|
||
|
|
else:
|
||
|
|
domainname = None
|
||
|
|
|
||
|
|
if self.domains == ["localdomain"] or not self.domains:
|
||
|
|
if domainname:
|
||
|
|
self.domains = [domainname]
|
||
|
|
|
||
|
|
# /etc/resolv.conf
|
||
|
|
if (not instPath) or (not os.path.isfile(instPath + '/etc/resolv.conf')) or flags.livecdInstall:
|
||
|
|
if os.path.isfile('/etc/resolv.conf') and instPath != '':
|
||
|
|
destresolv = "%s/etc/resolv.conf" % (instPath,)
|
||
|
|
shutil.copy('/etc/resolv.conf', destresolv)
|
||
|
|
elif (self.domains != ['localdomain'] and self.domains) or \
|
||
|
|
self.hasNameServers(dev.info):
|
||
|
|
resolv = "%s/etc/resolv.conf" % (instPath,)
|
||
|
|
|
||
|
|
f = open(resolv, "w")
|
||
|
|
|
||
|
|
if self.domains != ['localdomain'] and self.domains:
|
||
|
|
f.write("search %s\n" % (string.joinfields(self.domains, ' '),))
|
||
|
|
|
||
|
|
for key in dev.info.keys():
|
||
|
|
if key.upper().startswith('DNS'):
|
||
|
|
f.write("nameserver %s\n" % (dev.get(key),))
|
||
|
|
|
||
|
|
f.close()
|
||
|
|
|
||
|
|
# /etc/udev/rules.d/70-persistent-net.rules
|
||
|
|
rules = "/etc/udev/rules.d/70-persistent-net.rules"
|
||
|
|
destRules = instPath + rules
|
||
|
|
if (not instPath) or (not os.path.isfile(destRules)) or \
|
||
|
|
flags.livecdInstall:
|
||
|
|
if not os.path.isdir("%s/etc/udev/rules.d" %(instPath,)):
|
||
|
|
iutil.mkdirChain("%s/etc/udev/rules.d" %(instPath,))
|
||
|
|
|
||
|
|
if os.path.isfile(rules) and rules != destRules:
|
||
|
|
shutil.copy(rules, destRules)
|
||
|
|
else:
|
||
|
|
f = open(destRules, "w")
|
||
|
|
f.write("""
|
||
|
|
# This file was automatically generated by the /lib/udev/write_net_rules
|
||
|
|
# program run by the persistent-net-generator.rules rules file.
|
||
|
|
#
|
||
|
|
# You can modify it, as long as you keep each rule on a single line.
|
||
|
|
|
||
|
|
""")
|
||
|
|
for dev in self.netdevices.values():
|
||
|
|
addr = dev.get("HWADDR")
|
||
|
|
if not addr:
|
||
|
|
continue
|
||
|
|
devname = dev.get("DEVICE")
|
||
|
|
basename = devname
|
||
|
|
while basename != "" and basename[-1] in string.digits:
|
||
|
|
basename = basename[:-1]
|
||
|
|
|
||
|
|
# rules are case senstive for address. Lame.
|
||
|
|
addr = addr.lower()
|
||
|
|
|
||
|
|
s = ""
|
||
|
|
if len(dev.get("DESC")) > 0:
|
||
|
|
s = "# %s (rule written by anaconda)\n" % (dev.get("DESC"),)
|
||
|
|
else:
|
||
|
|
s = "# %s (rule written by anaconda)\n" % (devname,)
|
||
|
|
s = s + 'SUBSYSTEM==\"net\", ACTION==\"add\", DRIVERS=="?*", ATTR{address}=="%s", ATTR{type}=="1", KERNEL=="%s*", NAME="%s"\n' % (addr, basename, devname,)
|
||
|
|
|
||
|
|
f.write(s)
|
||
|
|
|
||
|
|
f.close()
|
||
|
|
|
||
|
|
# write out current configuration state and wait for NetworkManager
|
||
|
|
# to bring the device up, watch NM state and return to the caller
|
||
|
|
# once we have a state
|
||
|
|
def bringUp(self, devices=None):
|
||
|
|
self.write(devices=devices)
|
||
|
|
|
||
|
|
bus = dbus.SystemBus()
|
||
|
|
nm = bus.get_object(isys.NM_SERVICE, isys.NM_MANAGER_PATH)
|
||
|
|
props = dbus.Interface(nm, isys.DBUS_PROPS_IFACE)
|
||
|
|
|
||
|
|
i = 0
|
||
|
|
while i < 45:
|
||
|
|
state = props.Get(isys.NM_SERVICE, "State")
|
||
|
|
if int(state) == isys.NM_STATE_CONNECTED:
|
||
|
|
isys.resetResolv()
|
||
|
|
return True
|
||
|
|
i += 1
|
||
|
|
time.sleep(1)
|
||
|
|
|
||
|
|
state = props.Get(isys.NM_SERVICE, "State")
|
||
|
|
if int(state) == isys.NM_STATE_CONNECTED:
|
||
|
|
isys.resetResolv()
|
||
|
|
return True
|
||
|
|
|
||
|
|
return False
|
||
|
|
|
||
|
|
# get a kernel cmdline string for dracut needed for access to host host
|
||
|
|
def dracutSetupString(self, networkStorageDevice):
|
||
|
|
netargs=""
|
||
|
|
|
||
|
|
if networkStorageDevice.nic:
|
||
|
|
# Storage bound to a specific nic (ie FCoE)
|
||
|
|
nic = networkStorageDevice.nic
|
||
|
|
else:
|
||
|
|
# Storage bound through ip, find out which interface leads to host
|
||
|
|
host = networkStorageDevice.host_address
|
||
|
|
route = iutil.execWithCapture("ip", [ "route", "get", "to", host ])
|
||
|
|
if not route:
|
||
|
|
log.error("Could net get interface for route to %s" % host)
|
||
|
|
return ""
|
||
|
|
|
||
|
|
routeInfo = route.split()
|
||
|
|
if routeInfo[0] != host or len(routeInfo) < 5:
|
||
|
|
log.error('Unexpected "ip route get to %s" reply: %s' %
|
||
|
|
(host, routeInfo))
|
||
|
|
return ""
|
||
|
|
|
||
|
|
nic = routeInfo[2]
|
||
|
|
|
||
|
|
if nic not in self.netdevices.keys():
|
||
|
|
log.error('Unknown network interface: %s' % nic)
|
||
|
|
return ""
|
||
|
|
|
||
|
|
dev = self.netdevices[nic]
|
||
|
|
|
||
|
|
if networkStorageDevice.host_address:
|
||
|
|
if dev.get('bootproto').lower() == 'dhcp':
|
||
|
|
netargs += "ip=%s:dhcp" % nic
|
||
|
|
else:
|
||
|
|
if dev.get('GATEWAY'):
|
||
|
|
gateway = dev.get('GATEWAY')
|
||
|
|
else:
|
||
|
|
gateway = ""
|
||
|
|
|
||
|
|
if self.hostname:
|
||
|
|
hostname = self.hostname
|
||
|
|
else:
|
||
|
|
hostname = ""
|
||
|
|
|
||
|
|
netargs += "ip=%s::%s:%s:%s:%s:none" % (dev.get('ipaddr'),
|
||
|
|
gateway, dev.get('netmask'), hostname, nic)
|
||
|
|
|
||
|
|
hwaddr = dev.get("HWADDR")
|
||
|
|
if hwaddr:
|
||
|
|
if netargs != "":
|
||
|
|
netargs += " "
|
||
|
|
|
||
|
|
netargs += "ifname=%s:%s" % (nic, hwaddr.lower())
|
||
|
|
|
||
|
|
return netargs
|