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qubes-installer-qubes-os/anaconda/pyanaconda/network.py
Marek Marczykowski-Górecki 6bc5671491
anaconda: update to 25.20.9-1 
Apply:
  git diff --full-index --binary anaconda-23.19.10-1..anaconda-25.20.9-1

And resolve conflicts.

QubesOS/qubes-issues#2574
2017-02-14 02:36:20 +01:00

1640 lines
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#
# 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/>.
import gi
gi.require_version("NetworkManager", "1.0")
from gi.repository import NetworkManager
import shutil
from pyanaconda import iutil
import socket
import os
import time
import threading
import re
import dbus
import ipaddress
from uuid import uuid4
import itertools
import glob
from pyanaconda.simpleconfig import SimpleConfigFile
from blivet.devices import FcoeDiskDevice
import blivet.arch
from pyanaconda import nm
from pyanaconda import constants
from pyanaconda.flags import flags, can_touch_runtime_system
from pyanaconda.i18n import _
from pyanaconda.regexes import HOSTNAME_PATTERN_WITHOUT_ANCHORS, IBFT_CONFIGURED_DEVICE_NAME
import logging
log = logging.getLogger("anaconda")
sysconfigDir = "/etc/sysconfig"
netscriptsDir = "%s/network-scripts" % (sysconfigDir)
networkConfFile = "%s/network" % (sysconfigDir)
hostnameFile = "/etc/hostname"
ipv6ConfFile = "/etc/sysctl.d/anaconda.conf"
ifcfgLogFile = "/tmp/ifcfg.log"
DEFAULT_HOSTNAME = "dom0"
ifcfglog = None
network_connected = None
network_connected_condition = threading.Condition()
def setup_ifcfg_log():
# Setup special logging for ifcfg NM interface
from pyanaconda import anaconda_log
global ifcfglog
logger = logging.getLogger("ifcfg")
logger.setLevel(logging.DEBUG)
anaconda_log.logger.addFileHandler(ifcfgLogFile, logger, logging.DEBUG)
anaconda_log.logger.forwardToSyslog(logger)
ifcfglog = logging.getLogger("ifcfg")
def check_ip_address(address, version=None):
"""
Check if the given IP address is valid in given version if set.
:param str address: IP address for testing
:param int version: ``4`` for IPv4, ``6`` for IPv6 or
``None`` to allow either format
:returns: ``True`` if IP address is valid or ``False`` if not
:rtype: bool
"""
try:
if version == 4:
ipaddress.IPv4Address(address)
elif version == 6:
ipaddress.IPv6Address(address)
elif not version: # any of those
ipaddress.ip_address(address)
else:
log.error("IP version %s is not supported", version)
return False
return True
except ValueError:
return False
def sanityCheckHostname(hostname):
"""
Check if the given string is (syntactically) a valid hostname.
:param hostname: a string to check
:returns: a pair containing boolean value (valid or invalid) and
an error message (if applicable)
:rtype: (bool, str)
"""
if not hostname:
return (False, _("Host name cannot be None or an empty string."))
if len(hostname) > 255:
return (False, _("Host name must be 255 or fewer characters in length."))
if not (re.match('^' + HOSTNAME_PATTERN_WITHOUT_ANCHORS + '$', hostname)):
return (False, _("Host names can only contain the characters 'a-z', "
"'A-Z', '0-9', '-', or '.', parts between periods "
"must contain something and cannot start or end with "
"'-'."))
return (True, "")
def getIPs():
""" Return a list of IP addresses for all active devices. """
ipv4_addresses = []
ipv6_addresses = []
for devname in nm.nm_activated_devices():
try:
ipv4_addresses += nm.nm_device_ip_addresses(devname, version=4)
ipv6_addresses += nm.nm_device_ip_addresses(devname, version=6)
except (dbus.DBusException, ValueError) as e:
log.warning("Got an exception trying to get the ip addr "
"of %s: %s", devname, e)
# prefer IPv4 addresses to IPv6 addresses
return ipv4_addresses + ipv6_addresses
def getFirstRealIP():
""" Return the first real non-local IP we find from the list of
all active devices.
:rtype: str or ``None``
"""
for ip in getIPs():
if ip not in ("127.0.0.1", "::1"):
return ip
return None
def netmask2prefix(netmask):
""" Convert netmask to prefix (CIDR bits) """
prefix = 0
while prefix < 33:
if (prefix2netmask(prefix) == netmask):
return prefix
prefix += 1
return prefix
def prefix2netmask(prefix):
""" Convert prefix (CIDR bits) to netmask """
_bytes = []
for _i in range(4):
if prefix >= 8:
_bytes.append(255)
prefix -= 8
else:
_bytes.append(256 - 2**(8-prefix))
prefix = 0
netmask = ".".join(str(byte) for byte in _bytes)
return netmask
def current_hostname():
return socket.gethostname()
def getHostname():
""" Try to determine what the hostname should be for this system """
hn = None
# First address (we prefer ipv4) of last device (as it used to be) wins
for dev in nm.nm_activated_devices():
addrs = (nm.nm_device_ip_addresses(dev, version=4) +
nm.nm_device_ip_addresses(dev, version=6))
for ipaddr in addrs:
try:
hinfo = socket.gethostbyaddr(ipaddr)
except socket.herror as e:
log.debug("Exception caught trying to get host name of %s: %s", ipaddr, e)
else:
if len(hinfo) == 3:
hn = hinfo[0]
break
if not hn or hn in ('(none)', 'localhost', 'localhost.localdomain'):
hn = socket.gethostname()
if not hn or hn in ('(none)', 'localhost', 'localhost.localdomain'):
hn = DEFAULT_HOSTNAME
return hn
def logIfcfgFile(path, message=""):
""" Log content of network ifcfg file.
:param str path: path to the ifcfg file
:param str message: optional message appended to the log
"""
content = ""
if os.access(path, os.R_OK):
f = open(path, 'r')
content = f.read()
f.close()
else:
content = "file not found"
ifcfglog.debug("%s%s:\n%s", message, path, content)
def _ifcfg_files(directory):
rv = []
for name in os.listdir(directory):
if name.startswith("ifcfg-"):
if name == "ifcfg-lo":
continue
rv.append(os.path.join(directory, name))
return rv
def logIfcfgFiles(message=""):
""" Log contents of all network ifcfg files.
:param str message: append message to the log
"""
ifcfglog.debug("content of files (%s):", message)
for path in _ifcfg_files(netscriptsDir):
ifcfglog.debug("%s:", path)
with open(path, "r") as f:
for line in f:
ifcfglog.debug(" %s", line.strip())
ifcfglog.debug("all settings: %s", nm.nm_get_all_settings())
class IfcfgFile(SimpleConfigFile):
def __init__(self, filename):
SimpleConfigFile.__init__(self, always_quote=True, filename=filename)
self._dirty = False
def read(self, filename=None):
self.reset()
ifcfglog.debug("IfcfFile.read %s", self.filename)
SimpleConfigFile.read(self)
self._dirty = False
def write(self, filename=None, use_tmp=False):
if self._dirty or filename:
# ifcfg-rh is using inotify IN_CLOSE_WRITE event so we don't use
# temporary file for new configuration
ifcfglog.debug("IfcfgFile.write %s:\n%s", self.filename, self.__str__())
SimpleConfigFile.write(self, filename, use_tmp=use_tmp)
self._dirty = False
def set(self, *args):
for (key, data) in args:
if self.get(key) != data:
break
else:
return
ifcfglog.debug("IfcfgFile.set %s: %s", self.filename, args)
SimpleConfigFile.set(self, *args)
self._dirty = True
def unset(self, *args):
for key in args:
if self.get(key):
self._dirty = True
break
else:
return
ifcfglog.debug("IfcfgFile.unset %s: %s", self.filename, args)
SimpleConfigFile.unset(self, *args)
def dumpMissingDefaultIfcfgs():
"""
Dump missing default ifcfg file for wired devices.
For default auto connections created by NM upon start - which happens
in case of missing ifcfg file - rename the connection using device name
and dump its ifcfg file. (For server, default auto connections will
be turned off in NetworkManager.conf.)
The connection id (and consequently ifcfg file) is set to device name.
:return: list of devices for which ifcfg file was dumped.
"""
rv = []
for devname in nm.nm_devices():
# for each ethernet device
# FIXME add more types (infiniband, bond...?)
if not nm.nm_device_type_is_ethernet(devname):
continue
# check that device has connection without ifcfg file
try:
nm.nm_device_setting_value(devname, "connection", "uuid")
except nm.SettingsNotFoundError:
continue
if find_ifcfg_file_of_device(devname):
continue
try:
nm.nm_update_settings_of_device(devname, [['connection', 'id', devname, None]])
log.debug("network: dumping ifcfg file for default autoconnection on %s", devname)
except nm.SettingsNotFoundError:
log.debug("network: no ifcfg file for %s", devname)
rv.append(devname)
return rv
# get a kernel cmdline string for dracut needed for access to storage host
def dracutSetupArgs(networkStorageDevice):
if networkStorageDevice.nic == "default" or ":" in networkStorageDevice.nic:
if getattr(networkStorageDevice, 'ibft', False):
nic = ibftIface()
else:
nic = ifaceForHostIP(networkStorageDevice.host_address)
if not nic:
return ""
else:
nic = networkStorageDevice.nic
if nic not in nm.nm_devices():
log.error('Unknown network interface: %s', nic)
return ""
ifcfg_path = find_ifcfg_file_of_device(nic)
if not ifcfg_path:
log.error("dracutSetupArgs: can't find ifcfg file for %s", nic)
return ""
ifcfg = IfcfgFile(ifcfg_path)
ifcfg.read()
return dracutBootArguments(nic,
ifcfg,
networkStorageDevice.host_address)
def dracutBootArguments(devname, ifcfg, storage_ipaddr, hostname=None):
netargs = set()
if ifcfg.get('BOOTPROTO') == 'ibft':
netargs.add("ip=ibft")
elif storage_ipaddr:
if hostname is None:
hostname = ""
# if using ipv6
if ':' in storage_ipaddr:
if ifcfg.get('DHCPV6C') == "yes":
# XXX combination with autoconf not yet clear,
# support for dhcpv6 is not yet implemented in NM/ifcfg-rh
netargs.add("ip=%s:dhcp6" % devname)
elif ifcfg.get('IPV6_AUTOCONF') == "yes":
netargs.add("ip=%s:auto6" % devname)
elif ifcfg.get('IPV6ADDR'):
ipaddr = "[%s]" % ifcfg.get('IPV6ADDR')
if ifcfg.get('IPV6_DEFAULTGW'):
gateway = "[%s]" % ifcfg.get('IPV6_DEFAULTGW')
else:
gateway = ""
netargs.add("ip=%s::%s::%s:%s:none" % (ipaddr, gateway,
hostname, devname))
else:
if iutil.lowerASCII(ifcfg.get('bootproto')) == 'dhcp':
netargs.add("ip=%s:dhcp" % devname)
else:
cfgidx = ''
if ifcfg.get('IPADDR0'):
cfgidx = '0'
if ifcfg.get('GATEWAY%s' % cfgidx):
gateway = ifcfg.get('GATEWAY%s' % cfgidx)
else:
gateway = ""
netmask = ifcfg.get('NETMASK%s' % cfgidx)
prefix = ifcfg.get('PREFIX%s' % cfgidx)
if not netmask and prefix:
netmask = prefix2netmask(int(prefix))
ipaddr = ifcfg.get('IPADDR%s' % cfgidx)
netargs.add("ip=%s::%s:%s:%s:%s:none" %
(ipaddr, gateway, netmask, hostname, devname))
hwaddr = ifcfg.get("HWADDR")
if hwaddr:
netargs.add("ifname=%s:%s" % (devname, hwaddr.lower()))
if ifcfg.get("TYPE") == "Team" or ifcfg.get("DEVICETYPE") == "Team":
slaves = get_team_slaves([devname, ifcfg.get("UUID")])
netargs.add("team=%s:%s" % (devname,
",".join(dev for dev, _cfg in slaves)))
nettype = ifcfg.get("NETTYPE")
subchannels = ifcfg.get("SUBCHANNELS")
if blivet.arch.is_s390() and nettype and subchannels:
znet = "rd.znet=%s,%s" % (nettype, subchannels)
options = ifcfg.get("OPTIONS").strip("'\"")
if options:
options = filter(lambda x: x != '', options.split(' '))
znet += ",%s" % (','.join(options))
netargs.add(znet)
return netargs
def _get_ip_setting_values_from_ksdata(networkdata):
values = []
# ipv4 settings
method4 = "auto"
if networkdata.bootProto == "static":
method4 = "manual"
values.append(["ipv4", "method", method4, "s"])
if method4 == "manual":
addr4 = nm.nm_ipv4_to_dbus_int(networkdata.ip)
if networkdata.gateway:
gateway4 = nm.nm_ipv4_to_dbus_int(networkdata.gateway)
else:
gateway4 = 0 # will be ignored by NetworkManager
prefix4 = netmask2prefix(networkdata.netmask)
values.append(["ipv4", "addresses", [[addr4, prefix4, gateway4]], "aau"])
# ipv6 settings
if networkdata.noipv6:
method6 = "ignore"
else:
if not networkdata.ipv6:
method6 = "auto"
elif networkdata.ipv6 == "auto":
method6 = "auto"
elif networkdata.ipv6 == "dhcp":
method6 = "dhcp"
else:
method6 = "manual"
values.append(["ipv6", "method", method6, "s"])
if method6 == "manual":
addr6, _slash, prefix6 = networkdata.ipv6.partition("/")
if prefix6:
prefix6 = int(prefix6)
else:
prefix6 = 64
addr6 = nm.nm_ipv6_to_dbus_ay(addr6)
if networkdata.ipv6gateway:
gateway6 = nm.nm_ipv6_to_dbus_ay(networkdata.ipv6gateway)
else:
gateway6 = [0] * 16
values.append(["ipv6", "addresses", [(addr6, prefix6, gateway6)], "a(ayuay)"])
# nameservers
nss4 = []
nss6 = []
if networkdata.nameserver:
for ns in [str.strip(i) for i in networkdata.nameserver.split(",")]:
if check_ip_address(ns, version=6):
nss6.append(nm.nm_ipv6_to_dbus_ay(ns))
elif check_ip_address(ns, version=4):
nss4.append(nm.nm_ipv4_to_dbus_int(ns))
else:
log.error("IP address %s is not valid", ns)
values.append(["ipv4", "dns", nss4, "au"])
values.append(["ipv6", "dns", nss6, "aay"])
return values
def update_settings_with_ksdata(devname, networkdata):
new_values = _get_ip_setting_values_from_ksdata(networkdata)
new_values.append(['connection', 'autoconnect', False, 'b'])
uuid = nm.nm_device_setting_value(devname, "connection", "uuid")
nm.nm_update_settings_of_device(devname, new_values)
return uuid
def bond_options_ksdata_to_dbus(opts_str):
retval = {}
for option in opts_str.split(";" if ';' in opts_str else ","):
key, _sep, value = option.partition("=")
retval[key] = value
return retval
def add_connection_for_ksdata(networkdata, devname):
added_connections = []
con_uuid = str(uuid4())
values = _get_ip_setting_values_from_ksdata(networkdata)
# HACK preventing NM to autoactivate the connection
#values.append(['connection', 'autoconnect', networkdata.onboot, 'b'])
values.append(['connection', 'autoconnect', False, 'b'])
values.append(['connection', 'uuid', con_uuid, 's'])
# type "bond"
if networkdata.bondslaves:
# bond connection is autoactivated
values.append(['connection', 'type', 'bond', 's'])
values.append(['connection', 'id', devname, 's'])
values.append(['bond', 'interface-name', devname, 's'])
options = bond_options_ksdata_to_dbus(networkdata.bondopts)
values.append(['bond', 'options', options, 'a{ss}'])
for slave in networkdata.bondslaves.split(","):
suuid = _add_slave_connection('bond', slave, devname, networkdata.activate)
added_connections.append((suuid, slave))
dev_spec = None
# type "team"
elif networkdata.teamslaves:
values.append(['connection', 'type', 'team', 's'])
values.append(['connection', 'id', devname, 's'])
values.append(['team', 'interface-name', devname, 's'])
values.append(['team', 'config', networkdata.teamconfig, 's'])
for (slave, cfg) in networkdata.teamslaves:
svalues = [['team-port', 'config', cfg, 's']]
suuid = _add_slave_connection('team', slave, devname, networkdata.activate, svalues)
added_connections.append((suuid, slave))
dev_spec = None
# type "vlan"
elif networkdata.vlanid:
values.append(['vlan', 'parent', networkdata.parent, 's'])
values.append(['connection', 'type', 'vlan', 's'])
values.append(['connection', 'id', devname, 's'])
values.append(['vlan', 'interface-name', devname, 's'])
values.append(['vlan', 'id', int(networkdata.vlanid), 'u'])
dev_spec = None
# type "bridge"
elif networkdata.bridgeslaves:
# bridge connection is autoactivated
values.append(['connection', 'type', 'bridge', 's'])
values.append(['connection', 'id', devname, 's'])
values.append(['bridge', 'interface-name', devname, 's'])
for opt in networkdata.bridgeopts.split(","):
key, _sep, value = opt.partition("=")
if key == "stp":
if value == "yes":
values.append(['bridge', key, True, 'b'])
elif value == "no":
values.append(['bridge', key, False, 'b'])
continue
try:
value = int(value)
except ValueError:
log.error("Invalid bridge option %s", opt)
continue
values.append(['bridge', key, int(value), 'u'])
for slave in networkdata.bridgeslaves.split(","):
suuid = _add_slave_connection('bridge', slave, devname, networkdata.activate)
added_connections.append((suuid, slave))
dev_spec = None
# type "infiniband"
elif nm.nm_device_type_is_infiniband(devname):
values.append(['infiniband', 'transport-mode', 'datagram', 's'])
values.append(['connection', 'type', 'infiniband', 's'])
values.append(['connection', 'id', devname, 's'])
values.append(['connection', 'interface-name', devname, 's'])
dev_spec = None
# type "802-3-ethernet"
else:
mac = _bound_hwaddr_of_device(devname)
if mac:
mac = [int(b, 16) for b in mac.split(":")]
values.append(['802-3-ethernet', 'mac-address', mac, 'ay'])
values.append(['connection', 'type', '802-3-ethernet', 's'])
values.append(['connection', 'id', devname, 's'])
values.append(['connection', 'interface-name', devname, 's'])
if blivet.arch.is_s390():
# Add s390 settings
s390cfg = _get_s390_settings(devname)
if s390cfg['SUBCHANNELS']:
subchannels = s390cfg['SUBCHANNELS'].split(",")
values.append(['802-3-ethernet', 's390-subchannels', subchannels, 'as'])
if s390cfg['NETTYPE']:
values.append(['802-3-ethernet', 's390-nettype', s390cfg['NETTYPE'], 's'])
if s390cfg['OPTIONS']:
opts = s390cfg['OPTIONS'].split(" ")
opts_dict = {k:v for k,v in (o.split("=") for o in opts)}
values.append(['802-3-ethernet', 's390-options', opts_dict, 'a{ss}'])
dev_spec = devname
try:
nm.nm_add_connection(values)
except nm.BondOptionsError as e:
log.error(e)
return []
added_connections.insert(0, (con_uuid, dev_spec))
return added_connections
def _bound_hwaddr_of_device(devname):
"""Return hwaddr of the device if it's bound by ifname= dracut boot option
For example ifname=ens3:f4:ce:46:2c:44:7a should bind the device name ens3
to the MAC address (and rename the device in initramfs eventually). If
hwaddress of the device devname is the same as the MAC address, its value
is returned.
:param devname: device name
:type devname: str
:return: hwaddress of the device if bound, or None
:rtype: str or None
"""
ifname_values = flags.cmdline.get("ifname", "").split()
for ifname in ifname_values:
dev, mac = ifname.split(":", 1)
if dev == devname:
try:
hwaddr = nm.nm_device_perm_hwaddress(devname)
except nm.PropertyNotFoundError:
continue
else:
if mac.upper() == hwaddr.upper():
return hwaddr.upper()
else:
log.warning("network: ifname=%s does not match device's hwaddr %s", ifname, hwaddr)
return None
# We duplicate this in dracut/parse-kickstart
def _get_s390_settings(devname):
cfg = {
'SUBCHANNELS': '',
'NETTYPE': '',
'OPTIONS': ''
}
subchannels = []
for symlink in sorted(glob.glob("/sys/class/net/%s/device/cdev[0-9]*" % devname)):
subchannels.append(os.path.basename(os.readlink(symlink)))
if not subchannels:
return cfg
cfg['SUBCHANNELS'] = ','.join(subchannels)
## cat /etc/ccw.conf
#qeth,0.0.0900,0.0.0901,0.0.0902,layer2=0,portname=FOOBAR,portno=0
#
#SUBCHANNELS="0.0.0900,0.0.0901,0.0.0902"
#NETTYPE="qeth"
#OPTIONS="layer2=1 portname=FOOBAR portno=0"
if not os.path.exists('/run/install/ccw.conf'):
return cfg
with open('/run/install/ccw.conf') as f:
# pylint: disable=redefined-outer-name
for line in f:
if cfg['SUBCHANNELS'] in line:
items = line.strip().split(',')
cfg['NETTYPE'] = items[0]
cfg['OPTIONS'] = " ".join(i for i in items[1:] if '=' in i)
break
return cfg
def _add_slave_connection(slave_type, slave, master, activate, values=None):
values = values or []
#slave_name = "%s slave %d" % (devname, slave_idx)
slave_name = slave
suuid = str(uuid4())
# assume ethernet, TODO: infiniband, wifi, vlan
values.append(['connection', 'uuid', suuid, 's'])
values.append(['connection', 'id', slave_name, 's'])
values.append(['connection', 'slave-type', slave_type, 's'])
values.append(['connection', 'master', master, 's'])
values.append(['connection', 'type', '802-3-ethernet', 's'])
mac = nm.nm_device_perm_hwaddress(slave)
mac = [int(b, 16) for b in mac.split(":")]
values.append(['802-3-ethernet', 'mac-address', mac, 'ay'])
# disconnect slaves
if activate:
try:
nm.nm_disconnect_device(slave)
except nm.DeviceNotActiveError:
pass
# remove ifcfg file
ifcfg_path = find_ifcfg_file_of_device(slave)
if ifcfg_path and os.access(ifcfg_path, os.R_OK):
os.unlink(ifcfg_path)
nm.nm_add_connection(values)
return suuid
def ksdata_from_ifcfg(devname, uuid=None):
if devname in nm.nm_devices():
# virtual devices (bond, vlan, ...) not activated in installer
# are not created so guard these checks
if nm.nm_device_is_slave(devname) and nm.nm_device_type_is_ethernet(devname):
return None
if nm.nm_device_type_is_wifi(devname):
# wifi from kickstart is not supported yet
return None
if uuid:
ifcfg_path = find_ifcfg_file([("UUID", uuid)])
else:
# look it up by other values depending on its type
ifcfg_path = find_ifcfg_file_of_device(devname)
if not ifcfg_path:
return None
ifcfg = IfcfgFile(ifcfg_path)
ifcfg.read()
nd = ifcfg_to_ksdata(ifcfg, devname)
if not nd:
return None
if devname in nm.nm_devices():
if nm.nm_device_type_is_ethernet(devname):
nd.device = devname
elif nm.nm_device_type_is_wifi(devname):
nm.device = ""
elif nm.nm_device_type_is_bond(devname):
nd.device = devname
elif nm.nm_device_type_is_team(devname):
nd.device = devname
elif nm.nm_device_type_is_bridge(devname):
nd.device = devname
elif nm.nm_device_type_is_vlan(devname):
_update_vlan_interfacename_ksdata(devname, nd)
else:
# virtual devices (bond, vlan, ...) not activated in installer
# are not created so look at ifcfg value instead of device property
if nd.vlanid:
_update_vlan_interfacename_ksdata(devname, nd)
else:
nd.device = devname
return nd
def ifcfg_to_ksdata(ifcfg, devname):
from pyanaconda.kickstart import AnacondaKSHandler
handler = AnacondaKSHandler()
kwargs = {}
# no network command for non-virtual device slaves
if ifcfg.get("TYPE") not in ("Bond", "Team"):
if ifcfg.get("MASTER"):
return None
if ifcfg.get("TEAM_MASTER"):
return None
if ifcfg.get("BRIDGE"):
return None
# ipv4 and ipv6
if ifcfg.get("ONBOOT") and ifcfg.get("ONBOOT") == "no":
kwargs["onboot"] = False
if ifcfg.get('MTU') and ifcfg.get('MTU') != "0":
kwargs["mtu"] = ifcfg.get('MTU')
# ipv4
if not ifcfg.get('BOOTPROTO'):
kwargs["noipv4"] = True
else:
if iutil.lowerASCII(ifcfg.get('BOOTPROTO')) == 'dhcp':
kwargs["bootProto"] = "dhcp"
if ifcfg.get('DHCPCLASS'):
kwargs["dhcpclass"] = ifcfg.get('DHCPCLASS')
elif ifcfg.get('IPADDR'):
kwargs["bootProto"] = "static"
kwargs["ip"] = ifcfg.get('IPADDR')
netmask = ifcfg.get('NETMASK')
prefix = ifcfg.get('PREFIX')
if not netmask and prefix:
netmask = prefix2netmask(int(prefix))
if netmask:
kwargs["netmask"] = netmask
# note that --gateway is common for ipv4 and ipv6
if ifcfg.get('GATEWAY'):
kwargs["gateway"] = ifcfg.get('GATEWAY')
elif ifcfg.get('IPADDR0'):
kwargs["bootProto"] = "static"
kwargs["ip"] = ifcfg.get('IPADDR0')
prefix = ifcfg.get('PREFIX0')
if prefix:
netmask = prefix2netmask(int(prefix))
kwargs["netmask"] = netmask
# note that --gateway is common for ipv4 and ipv6
if ifcfg.get('GATEWAY0'):
kwargs["gateway"] = ifcfg.get('GATEWAY0')
# ipv6
if (not ifcfg.get('IPV6INIT') or
ifcfg.get('IPV6INIT') == "no"):
kwargs["noipv6"] = True
else:
if ifcfg.get('IPV6_AUTOCONF') in ("yes", ""):
kwargs["ipv6"] = "auto"
else:
if ifcfg.get('IPV6ADDR'):
kwargs["ipv6"] = ifcfg.get('IPV6ADDR')
if ifcfg.get('IPV6_DEFAULTGW') \
and ifcfg.get('IPV6_DEFAULTGW') != "::":
kwargs["ipv6gateway"] = ifcfg.get('IPV6_DEFAULTGW')
if ifcfg.get('DHCPV6C') == "yes":
kwargs["ipv6"] = "dhcp"
# ipv4 and ipv6
dnsline = ''
for key in ifcfg.info.keys():
if iutil.upperASCII(key).startswith('DNS'):
if dnsline == '':
dnsline = ifcfg.get(key)
else:
dnsline += "," + ifcfg.get(key)
if dnsline:
kwargs["nameserver"] = dnsline
if ifcfg.get("ETHTOOL_OPTS"):
kwargs["ethtool"] = ifcfg.get("ETHTOOL_OPTS")
if ifcfg.get("ESSID"):
kwargs["essid"] = ifcfg.get("ESSID")
# hostname
if ifcfg.get("DHCP_HOSTNAME"):
kwargs["hostname"] = ifcfg.get("DHCP_HOSTNAME")
# bonding
# FIXME: dracut has only BOND_OPTS
if ifcfg.get("BONDING_MASTER") == "yes" or ifcfg.get("TYPE") == "Bond":
slaves = get_slaves_from_ifcfgs("MASTER", [devname, ifcfg.get("UUID")])
if slaves:
kwargs["bondslaves"] = ",".join(slaves)
bondopts = ifcfg.get("BONDING_OPTS")
if bondopts:
sep = ","
if sep in bondopts:
sep = ";"
kwargs["bondopts"] = sep.join(bondopts.split())
# vlan
if ifcfg.get("VLAN") == "yes" or ifcfg.get("TYPE") == "Vlan":
kwargs["device"] = ifcfg.get("PHYSDEV")
kwargs["vlanid"] = ifcfg.get("VLAN_ID")
# bridging
if ifcfg.get("TYPE") == "Bridge":
slaves = get_slaves_from_ifcfgs("BRIDGE", [devname, ifcfg.get("UUID")])
if slaves:
kwargs["bridgeslaves"] = ",".join(slaves)
bridgeopts = ifcfg.get("BRIDGING_OPTS").replace('_', '-').split()
if ifcfg.get("STP"):
bridgeopts.append("%s=%s" % ("stp", ifcfg.get("STP")))
if ifcfg.get("DELAY"):
bridgeopts.append("%s=%s" % ("forward-delay", ifcfg.get("DELAY")))
if bridgeopts:
kwargs["bridgeopts"] = ",".join(bridgeopts)
# pylint: disable=no-member
nd = handler.NetworkData(**kwargs)
# teaming
if ifcfg.get("TYPE") == "Team" or ifcfg.get("DEVICETYPE") == "Team":
slaves = get_team_slaves([devname, ifcfg.get("UUID")])
for dev, cfg in slaves:
nd.teamslaves.append((dev, cfg))
teamconfig = nm.nm_device_setting_value(devname, "team", "config")
if teamconfig:
nd.teamconfig = teamconfig
return nd
def hostname_ksdata(hostname):
from pyanaconda.kickstart import AnacondaKSHandler
handler = AnacondaKSHandler()
# pylint: disable=no-member
return handler.NetworkData(hostname=hostname, bootProto="")
def find_ifcfg_file_of_device(devname, root_path=""):
ifcfg_path = None
if devname not in nm.nm_devices():
# virtual devices (bond, vlan, ...) not activated in installer
# are not created so just go right to searching in ifcfgs
return find_ifcfg_file([("DEVICE", devname)])
if nm.nm_device_type_is_wifi(devname):
ssid = nm.nm_device_active_ssid(devname)
if ssid:
ifcfg_path = find_ifcfg_file([("ESSID", ssid)])
elif nm.nm_device_type_is_bond(devname):
ifcfg_path = find_ifcfg_file([("DEVICE", devname)])
elif nm.nm_device_type_is_team(devname):
ifcfg_path = find_ifcfg_file([("DEVICE", devname)])
elif nm.nm_device_type_is_vlan(devname):
ifcfg_path = find_ifcfg_file([("DEVICE", devname)])
elif nm.nm_device_type_is_bridge(devname):
ifcfg_path = find_ifcfg_file([("DEVICE", devname)])
elif nm.nm_device_type_is_infiniband(devname):
ifcfg_path = find_ifcfg_file([("DEVICE", devname)])
elif nm.nm_device_type_is_ethernet(devname):
try:
hwaddr = nm.nm_device_perm_hwaddress(devname)
except nm.PropertyNotFoundError:
hwaddr = None
if hwaddr:
hwaddr_check = lambda mac: mac.upper() == hwaddr.upper()
nonempty = lambda x: x
# slave configration created in GUI takes precedence
ifcfg_path = find_ifcfg_file([("HWADDR", hwaddr_check),
("MASTER", nonempty)],
root_path)
if not ifcfg_path:
ifcfg_path = find_ifcfg_file([("HWADDR", hwaddr_check),
("TEAM_MASTER", nonempty)],
root_path)
if not ifcfg_path:
ifcfg_path = find_ifcfg_file([("HWADDR", hwaddr_check),
("BRIDGE", nonempty)],
root_path)
if not ifcfg_path:
ifcfg_path = find_ifcfg_file([("HWADDR", hwaddr_check)], root_path)
if not ifcfg_path:
ifcfg_path = find_ifcfg_file([("DEVICE", devname)], root_path)
if not ifcfg_path:
if blivet.arch.is_s390():
# s390 setting generated in dracut with net.ifnames=0
# has neither DEVICE nor HWADDR (#1249750)
ifcfg_path = find_ifcfg_file([("NAME", devname)], root_path)
else:
log.debug("network: ifcfg file for %s not found", devname)
return ifcfg_path
def find_ifcfg_file(values, root_path=""):
for filepath in _ifcfg_files(os.path.normpath(root_path+netscriptsDir)):
ifcfg = IfcfgFile(filepath)
ifcfg.read()
for key, value in values:
if callable(value):
if not value(ifcfg.get(key)):
break
else:
if ifcfg.get(key) != value:
break
else:
return filepath
return None
def get_slaves_from_ifcfgs(master_option, master_specs):
"""List of slaves of master specified by master_specs in master_option.
master_option is ifcfg option containing spec of master
master_specs is a list containing device name of master (dracut)
and/or master's connection uuid
"""
slaves = []
for filepath in _ifcfg_files(netscriptsDir):
ifcfg = IfcfgFile(filepath)
ifcfg.read()
master = ifcfg.get(master_option)
if master in master_specs:
device = ifcfg.get("DEVICE")
if device:
slaves.append(device)
else:
hwaddr = ifcfg.get("HWADDR")
for devname in nm.nm_devices():
try:
h = nm.nm_device_property(devname, "PermHwAddress")
except nm.PropertyNotFoundError:
log.debug("can't get PermHwAddress of devname %s", devname)
continue
if h.upper() == hwaddr.upper():
slaves.append(devname)
break
return slaves
# why not from ifcfg? because we want config json value without escapes
def get_team_slaves(master_specs):
"""List of slaves of master specified by master_specs (name, opts).
master_specs is a list containing device name of master (dracut)
and/or master's connection uuid
"""
slaves = []
for master in master_specs:
slave_settings = nm.nm_get_settings(master, "connection", "master")
for settings in slave_settings:
try:
cfg = settings["team-port"]["config"]
except KeyError:
cfg = ""
devname = settings["connection"].get("interface-name")
#nm-c-e doesn't save device name
# TODO: wifi, infiniband
if not devname:
ty = settings["connection"]["type"]
if ty == "802-3-ethernet":
hwaddr = settings["802-3-ethernet"]["mac-address"]
hwaddr = ":".join("%02X" % b for b in hwaddr)
devname = nm.nm_hwaddr_to_device_name(hwaddr)
if devname:
slaves.append((devname, cfg))
else:
uuid = settings["connection"].get("uuid")
log.debug("network: can't get team slave device name of %s", uuid)
return slaves
def ibftIface():
iface = ""
ipopt = flags.cmdline.get('ip')
# Examples (dhcp, static):
# ibft0:dhcp
# 10.34.102.244::10.34.102.54:255.255.255.0::ibft0:none
if ipopt:
for item in ipopt.split(":"):
if item.startswith('ibft'):
iface = item
break
return iface
def ifaceForHostIP(host):
route = iutil.execWithCapture("ip", ["route", "get", "to", host])
if not route:
log.error("Could not get interface for route to %s", host)
return ""
routeInfo = route.split()
if routeInfo[0] != host or len(routeInfo) < 5 or \
"dev" not in routeInfo or routeInfo.index("dev") > 3:
log.error('Unexpected "ip route get to %s" reply: %s', host, routeInfo)
return ""
return routeInfo[routeInfo.index("dev") + 1]
def default_route_device(family="inet"):
routes = iutil.execWithCapture("ip", [ "-f", family, "route", "show"])
if not routes:
log.debug("Could not get default %s route device", family)
return None
for line in routes.split("\n"):
if line.startswith("default"):
parts = line.split()
if len(parts) >= 5 and parts[3] == "dev":
return parts[4]
else:
log.debug("Could not parse default %s route device", family)
return None
return None
def copyFileToPath(fileName, destPath='', overwrite=False):
if not os.path.isfile(fileName):
return False
destfile = os.path.join(destPath, fileName.lstrip('/'))
if (os.path.isfile(destfile) and not overwrite):
return False
if not os.path.isdir(os.path.dirname(destfile)):
iutil.mkdirChain(os.path.dirname(destfile))
shutil.copy(fileName, destfile)
return True
# /etc/sysconfig/network-scripts/ifcfg-*
# /etc/sysconfig/network-scripts/keys-*
# static routes
# /etc/sysconfig/network-scripts/route-*
def copyIfcfgFiles(destPath):
files = os.listdir(netscriptsDir)
for cfgFile in files:
if cfgFile.startswith(("ifcfg-", "keys-", "route-")):
srcfile = os.path.join(netscriptsDir, cfgFile)
copyFileToPath(srcfile, destPath)
# /etc/dhcp/dhclient-DEVICE.conf
# TODORV: do we really don't want overwrite on live cd?
def copyDhclientConfFiles(destPath):
for devName in nm.nm_devices():
dhclientfile = os.path.join("/etc/dhcp/dhclient-%s.conf" % devName)
copyFileToPath(dhclientfile, destPath)
def ks_spec_to_device_name(ksspec=""):
"""
Find the first network device which matches the kickstart specification.
Will not match derived types such as bonds and vlans.
:param ksspec: kickstart-specified device name
:returns: a string naming a physical device, or "" meaning none matched
:rtype: str
"""
bootif_mac = ''
if ksspec == 'bootif' and "BOOTIF" in flags.cmdline:
bootif_mac = flags.cmdline["BOOTIF"][3:].replace("-", ":").upper()
for dev in sorted(nm.nm_devices()):
# "eth0"
if ksspec == dev:
break
# "link" - match the first device which is plugged (has a carrier)
elif ksspec == 'link':
try:
link_up = nm.nm_device_carrier(dev)
except ValueError as e:
log.debug("ks_spec_to_device_name: %s", e)
continue
if link_up:
ksspec = dev
break
# "XX:XX:XX:XX:XX:XX" (mac address)
elif ':' in ksspec:
try:
hwaddr = nm.nm_device_valid_hwaddress(dev)
except ValueError as e:
log.debug("ks_spec_to_device_name: %s", e)
continue
if ksspec.lower() == hwaddr.lower():
ksspec = dev
break
# "bootif" and BOOTIF==XX:XX:XX:XX:XX:XX
elif ksspec == 'bootif':
try:
hwaddr = nm.nm_device_valid_hwaddress(dev)
except ValueError as e:
log.debug("ks_spec_to_device_name: %s", e)
continue
if bootif_mac.lower() == hwaddr.lower():
ksspec = dev
break
return ksspec
def set_hostname(hn):
if can_touch_runtime_system("set hostname", touch_live=True):
log.info("setting installation environment host name to %s", hn)
iutil.execWithRedirect("hostnamectl", ["set-hostname", hn])
def write_hostname(rootpath, ksdata, overwrite=False):
cfgfile = os.path.normpath(rootpath + hostnameFile)
if (os.path.isfile(cfgfile) and not overwrite):
return False
f = open(cfgfile, "w")
f.write("%s\n" % ksdata.network.hostname)
f.close()
return True
def disableIPV6(rootpath):
cfgfile = os.path.normpath(rootpath + ipv6ConfFile)
if ('noipv6' in flags.cmdline
and all(nm.nm_device_setting_value(dev, "ipv6", "method") == "ignore"
for dev in nm.nm_devices() if nm.nm_device_type_is_ethernet(dev))):
log.info('Disabling ipv6 on target system')
with open(cfgfile, "a") as f:
f.write("# Anaconda disabling ipv6 (noipv6 option)\n")
f.write("net.ipv6.conf.all.disable_ipv6=1\n")
f.write("net.ipv6.conf.default.disable_ipv6=1\n")
# sets ONBOOT=yes (and its mirror value in ksdata) for devices used by FCoE
def autostartFCoEDevices(rootpath, storage, ksdata):
for devname in nm.nm_devices():
if usedByFCoE(devname, storage):
ifcfg_path = find_ifcfg_file_of_device(devname, root_path=rootpath)
if not ifcfg_path:
log.warning("autoconnectFCoEDevices: ifcfg file for %s not found", devname)
continue
ifcfg = IfcfgFile(ifcfg_path)
ifcfg.read()
ifcfg.set(('ONBOOT', 'yes'))
ifcfg.write()
log.debug("setting ONBOOT=yes for network device %s used by fcoe", devname)
for nd in ksdata.network.network:
if nd.device == devname:
nd.onboot = True
break
def usedByFCoE(iface, storage):
for d in storage.devices:
if (isinstance(d, FcoeDiskDevice) and
d.nic == iface):
return True
return False
def write_sysconfig_network(rootpath, overwrite=False):
cfgfile = os.path.normpath(rootpath + networkConfFile)
if (os.path.isfile(cfgfile) and not overwrite):
return False
with open(cfgfile, "w") as f:
f.write("# Created by anaconda\n")
f.write("NETWORKING=no\n")
return True
def write_network_config(storage, ksdata, instClass, rootpath):
# overwrite previous settings for LiveCD or liveimg installations
overwrite = flags.livecdInstall or ksdata.method.method == "liveimg"
write_hostname(rootpath, ksdata, overwrite=flags.livecdInstall)
if ksdata.network.hostname != DEFAULT_HOSTNAME:
set_hostname(ksdata.network.hostname)
write_sysconfig_network(rootpath, overwrite=flags.livecdInstall)
disableIPV6(rootpath)
copyIfcfgFiles(rootpath)
copyDhclientConfFiles(rootpath)
copyFileToPath("/etc/resolv.conf", rootpath, overwrite=overwrite)
def update_hostname_data(ksdata, hostname=None):
if not hostname:
# Default to 'dom0' in Qubes
hostname = 'dom0'
log.debug("updating host name %s", hostname)
hostname_found = False
for nd in ksdata.network.network:
if nd.hostname:
nd.hostname = hostname
hostname_found = True
if not hostname_found:
nd = hostname_ksdata(hostname)
ksdata.network.network.append(nd)
def get_device_name(network_data):
"""
Find the first network device which matches the kickstart specification.
:param network_data: A pykickstart NetworkData object
:returns: a string naming a physical device, or "" meaning none matched
:rtype: str
"""
ksspec = network_data.device or ""
dev_name = ks_spec_to_device_name(ksspec)
if not dev_name:
return ""
if dev_name not in nm.nm_devices():
if not any((network_data.vlanid, network_data.bondslaves, network_data.teamslaves, network_data.bridgeslaves)):
return ""
if network_data.vlanid:
network_data.parent = dev_name
dev_name = network_data.interfacename or default_ks_vlan_interface_name(network_data.parent, network_data.vlanid)
return dev_name
def setOnboot(ksdata):
updated_devices = []
for network_data in ksdata.network.network:
devname = get_device_name(network_data)
if not devname:
log.warning("network: set ONBOOT: --device %s does not exist", network_data.device)
continue
devices_to_update = [devname]
master = devname
# When defining both bond/team and vlan in one command we need more care
# network --onboot yes --device bond0 --bootproto static --bondslaves ens9,ens10
# --bondopts mode=active-backup,miimon=100,primary=ens9,fail_over_mac=2
# --ip 192.168.111.1 --netmask 255.255.255.0 --gateway 192.168.111.222 --noipv6
# --vlanid 222 --no-activate
if network_data.vlanid and (network_data.bondslaves or network_data.teamslaves):
master = network_data.device
devices_to_update.append(master)
for devname in devices_to_update:
if network_data.onboot:
# We need to handle "no" -> "yes" change by changing ifcfg file instead of the NM connection
# so the device does not get autoactivated (BZ #1261864)
if not update_onboot_value(devname, network_data.onboot, root_path=""):
continue
else:
try:
nm.nm_update_settings_of_device(devname, [['connection', 'autoconnect', network_data.onboot, None]])
except (nm.SettingsNotFoundError, nm.UnknownDeviceError) as e:
log.debug("setOnboot: %s", e)
continue
updated_devices.append(devname)
if network_data.bondslaves or network_data.teamslaves:
updated_slaves = update_slaves_onboot_value(master, network_data.onboot)
updated_devices.extend(updated_slaves)
return updated_devices
def apply_kickstart(ksdata):
applied_devices = []
for i, network_data in enumerate(ksdata.network.network):
# TODO: wireless not supported yet
if network_data.essid:
continue
dev_name = get_device_name(network_data)
if not dev_name:
log.warning("network: apply kickstart: --device %s does not exist", network_data.device)
continue
ifcfg_path = find_ifcfg_file_of_device(dev_name)
if ifcfg_path:
with open(ifcfg_path, 'r') as f:
# If we have kickstart ifcfg from initramfs
if "Generated by parse-kickstart" in f.read():
# and we should activate the device
if network_data.activate or (i == 0 and network_data.activate is None):
ifcfg = IfcfgFile(ifcfg_path)
ifcfg.read()
con_uuid = ifcfg.get("UUID")
# and the ifcfg had not been already applied to device by NM
if con_uuid != nm.nm_device_active_con_uuid(dev_name):
# apply it overriding configuration generated by NM
# taking over connection activated in initramfs
log.debug("network: kickstart - reactivating device %s with %s", dev_name, con_uuid)
try:
nm.nm_activate_device_connection(dev_name, con_uuid)
except nm.UnknownConnectionError:
log.warning("network: kickstart - can't activate connection %s on %s",
con_uuid, dev_name)
continue
# If we don't have kickstart ifcfg from initramfs the command was added
# in %pre section after switch root, so apply it now
applied_devices.append(dev_name)
if ifcfg_path:
# if the device was already configured in initramfs update the settings
log.debug("network: pre kickstart - updating settings of device %s", dev_name)
con_uuid = update_settings_with_ksdata(dev_name, network_data)
added_connections = [(con_uuid, dev_name)]
else:
log.debug("network: pre kickstart - adding connection for %s", dev_name)
# Virtual devices (eg vlan, bond) return dev_name == None
added_connections = add_connection_for_ksdata(network_data, dev_name)
if network_data.activate:
for con_uuid, dev_name in added_connections:
try:
nm.nm_activate_device_connection(dev_name, con_uuid)
except (nm.UnknownConnectionError, nm.UnknownDeviceError) as e:
log.warning("network: pre kickstart: can't activate connection %s on %s: %s",
con_uuid, dev_name, e)
return applied_devices
def networkInitialize(ksdata):
if not can_touch_runtime_system("networkInitialize", touch_live=True):
return
log.debug("network: devices found %s", nm.nm_devices())
logIfcfgFiles("network initialization")
devnames = apply_kickstart(ksdata)
if devnames:
msg = "kickstart pre section applied for devices %s" % devnames
log.debug("network: %s", msg)
logIfcfgFiles(msg)
devnames = dumpMissingDefaultIfcfgs()
if devnames:
msg = "missing ifcfgs created for devices %s" % devnames
log.debug("network: %s", msg)
logIfcfgFiles(msg)
# For kickstart network --activate option we set ONBOOT=yes
# in dracut to get devices activated by NM. The real network --onboot
# value is set here.
devnames = setOnboot(ksdata)
if devnames:
msg = "real kickstart ONBOOT value set for devices %s" % devnames
log.debug("network: %s", msg)
logIfcfgFiles(msg)
if ksdata.network.hostname is None:
update_hostname_data(ksdata, DEFAULT_HOSTNAME)
def _get_ntp_servers_from_dhcp(ksdata):
"""Check if some NTP servers were returned from DHCP and set them
to ksdata (if not NTP servers were specified in the kickstart)"""
ntp_servers = nm.nm_ntp_servers_from_dhcp()
log.info("got %d NTP servers from DHCP", len(ntp_servers))
hostnames = []
for server_address in ntp_servers:
try:
hostname = socket.gethostbyaddr(server_address)[0]
except socket.error:
# getting hostname failed, just use the address returned from DHCP
log.debug("getting NTP server host name failed for address: %s",
server_address)
hostname = server_address
hostnames.append(hostname)
# check if some NTP servers were specified from kickstart
if not ksdata.timezone.ntpservers \
and not (flags.imageInstall or flags.dirInstall):
# no NTP servers were specified, add those from DHCP
ksdata.timezone.ntpservers = hostnames
def _wait_for_connecting_NM():
"""If NM is in connecting state, wait for connection.
:return: ``True`` NM has got connection otherwise ``False``
:rtype: bool
"""
if nm.nm_is_connected():
return True
if nm.nm_is_connecting():
log.debug("waiting for connecting NM (dhcp?)")
else:
return False
i = 0
while nm.nm_is_connecting() and i < constants.NETWORK_CONNECTION_TIMEOUT:
i += constants.NETWORK_CONNECTED_CHECK_INTERVAL
time.sleep(constants.NETWORK_CONNECTED_CHECK_INTERVAL)
if nm.nm_is_connected():
log.debug("connected, waited %d seconds", i)
return True
log.debug("not connected, waited %d of %d secs", i, constants.NETWORK_CONNECTION_TIMEOUT)
return False
def wait_for_network_devices(devices, timeout=constants.NETWORK_CONNECTION_TIMEOUT):
devices = set(devices)
i = 0
log.debug("waiting for connection of devices %s for iscsi", devices)
while i < timeout:
if not devices - set(nm.nm_activated_devices()):
return True
i += 1
time.sleep(1)
return False
def wait_for_connecting_NM_thread(ksdata):
"""This function is called from a thread which is run at startup
to wait for Network Manager to connect."""
# connection (e.g. auto default dhcp) is activated by NM service
connected = _wait_for_connecting_NM()
if connected:
_get_ntp_servers_from_dhcp(ksdata)
with network_connected_condition:
global network_connected
network_connected = connected
network_connected_condition.notify_all()
def wait_for_connectivity(timeout=constants.NETWORK_CONNECTION_TIMEOUT):
"""Wait for network connectivty to become available
:param timeout: how long to wait in seconds
:type timeout: integer of float"""
connected = False
network_connected_condition.acquire()
# if network_connected is None, network connectivity check
# has not yet been run or is in progress, so wait for it to finish
if network_connected is None:
# wait releases the lock and reacquires it once the thread is unblocked
network_connected_condition.wait(timeout=timeout)
connected = network_connected
# after wait() unblocks, we get the lock back,
# so we need to release it
network_connected_condition.release()
return connected
def status_message():
""" A short string describing which devices are connected. """
msg = _("Unknown")
state = nm.nm_state()
if state == NetworkManager.State.CONNECTING:
msg = _("Connecting...")
elif state == NetworkManager.State.DISCONNECTING:
msg = _("Disconnecting...")
else:
active_devs = [d for d in nm.nm_activated_devices()
if not is_libvirt_device(d)]
if active_devs:
slaves = {}
ssids = {}
# first find slaves and wireless aps
for devname in active_devs:
slaves[devname] = nm.nm_device_slaves(devname) or []
if nm.nm_device_type_is_wifi(devname):
ssids[devname] = nm.nm_device_active_ssid(devname) or ""
all_slaves = set(itertools.chain.from_iterable(slaves.values()))
nonslaves = [dev for dev in active_devs if dev not in all_slaves]
if len(nonslaves) == 1:
devname = nonslaves[0]
if nm.nm_device_type_is_ethernet(devname):
msg = _("Wired (%(interface_name)s) connected") \
% {"interface_name": devname}
elif nm.nm_device_type_is_wifi(devname):
msg = _("Wireless connected to %(access_point)s") \
% {"access_point" : ssids[devname]}
elif nm.nm_device_type_is_bond(devname):
msg = _("Bond %(interface_name)s (%(list_of_slaves)s) connected") \
% {"interface_name": devname, \
"list_of_slaves": ",".join(slaves[devname])}
elif nm.nm_device_type_is_team(devname):
msg = _("Team %(interface_name)s (%(list_of_slaves)s) connected") \
% {"interface_name": devname, \
"list_of_slaves": ",".join(slaves[devname])}
elif nm.nm_device_type_is_bridge(devname):
msg = _("Bridge %(interface_name)s (%(list_of_slaves)s) connected") \
% {"interface_name": devname, \
"list_of_slaves": ",".join(slaves[devname])}
elif nm.nm_device_type_is_vlan(devname):
parent = nm.nm_device_setting_value(devname, "vlan", "parent")
vlanid = nm.nm_device_setting_value(devname, "vlan", "id")
msg = _("VLAN %(interface_name)s (%(parent_device)s, ID %(vlanid)s) connected") \
% {"interface_name": devname, "parent_device": parent, "vlanid": vlanid}
elif len(nonslaves) > 1:
devlist = []
for devname in nonslaves:
if nm.nm_device_type_is_ethernet(devname):
devlist.append("%s" % devname)
elif nm.nm_device_type_is_wifi(devname):
devlist.append("%s" % ssids[devname])
elif nm.nm_device_type_is_bond(devname):
devlist.append("%s (%s)" % (devname, ",".join(slaves[devname])))
elif nm.nm_device_type_is_team(devname):
devlist.append("%s (%s)" % (devname, ",".join(slaves[devname])))
elif nm.nm_device_type_is_bridge(devname):
devlist.append("%s (%s)" % (devname, ",".join(slaves[devname])))
elif nm.nm_device_type_is_vlan(devname):
devlist.append("%s" % devname)
msg = _("Connected: %(list_of_interface_names)s") \
% {"list_of_interface_names": ", ".join(devlist)}
else:
msg = _("Not connected")
if not nm.nm_devices():
msg = _("No network devices available")
return msg
def default_ks_vlan_interface_name(parent, vlanid):
return "%s.%s" % (parent, vlanid)
def _update_vlan_interfacename_ksdata(devname, ndata):
if devname != default_ks_vlan_interface_name(ndata.device, ndata.vlanid):
ndata.interfacename = devname
def update_slaves_onboot_value(devname, value):
"""Update onboot value in ifcfg files of device slaves
:param devname: name of device
:type devname: str
:param value: value of onboot setting
:type value: bool
:returns: list of names of updated connections
:rtype: list of strings
"""
retval = []
if value:
ifcfg_value = 'yes'
else:
ifcfg_value = 'no'
# Master can be identified by devname or uuid, find master uuid
try:
uuid = nm.nm_device_setting_value(devname, "connection", "uuid")
except nm.UnknownDeviceError:
# Until activated, the device does not exist, so look in its ifcfg file
ifcfg_path = find_ifcfg_file_of_device(devname)
if not ifcfg_path:
log.debug("network: can't find ifcfg file of %s", devname)
return retval
ifcfg = IfcfgFile(ifcfg_path)
ifcfg.read()
uuid = ifcfg.get('UUID')
# Find and update ifcfg files of slaves
for filepath in _ifcfg_files(netscriptsDir):
ifcfg = IfcfgFile(filepath)
ifcfg.read()
master = ifcfg.get("MASTER") or ifcfg.get("TEAM_MASTER")
if master in (devname, uuid):
ifcfg.set(('ONBOOT', ifcfg_value))
ifcfg.write()
log.debug("network: setting ONBOOT value of slave %s to %s", filepath, value)
retval.append(ifcfg.get("NAME"))
return retval
def update_onboot_value(devname, value, ksdata=None, root_path=None):
"""Update onboot value in ifcfg files and optionally ksdata
By default ifcfg files on target system root are modified.
:param devname: name of device
:type devname: str
:param value: value of onboot setting
:type value: bool
:param ksdata: optional ksdata to be modified accordingly
:type ksdata: kickstart data structure
:param root_path: optional root path for ifcfg files,
target system root by default
:type root_path: str
:returns: True if the value was updated, False otherwise
:rtype: bool
"""
log.debug("network: setting ONBOOT value of %s to %s", devname, value)
if root_path is None:
root_path = iutil.getSysroot()
if value:
ifcfg_value = 'yes'
else:
ifcfg_value = 'no'
ifcfg_path = find_ifcfg_file_of_device(devname, root_path=root_path)
if not ifcfg_path:
log.debug("network: can't find ifcfg file of %s", devname)
return False
ifcfg = IfcfgFile(ifcfg_path)
ifcfg.read()
ifcfg.set(('ONBOOT', ifcfg_value))
ifcfg.write()
if ksdata:
for nd in ksdata.network.network:
if nd.device == devname:
nd.onboot = value
break
return True
def is_using_team_device():
return any(nm.nm_device_type_is_team(d) for d in nm.nm_devices())
def is_libvirt_device(iface):
return iface.startswith("virbr")
def is_ibft_configured_device(iface):
return IBFT_CONFIGURED_DEVICE_NAME.match(iface)
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