Current File : //proc/self/root/proc/self/root/lib/python2.7/site-packages/salt/modules/rh_ip.py
# -*- coding: utf-8 -*-
'''
The networking module for RHEL/Fedora based distros
'''
from __future__ import absolute_import, unicode_literals, print_function
# Import python libs
import logging
import os.path
import os
# Import third party libs
import jinja2
import jinja2.exceptions
# Import salt libs
import salt.utils.files
import salt.utils.stringutils
import salt.utils.templates
import salt.utils.validate.net
from salt.exceptions import CommandExecutionError
from salt.ext import six
# Set up logging
log = logging.getLogger(__name__)
# Set up template environment
JINJA = jinja2.Environment(
loader=jinja2.FileSystemLoader(
os.path.join(salt.utils.templates.TEMPLATE_DIRNAME, 'rh_ip')
)
)
# Define the module's virtual name
__virtualname__ = 'ip'
def __virtual__():
'''
Confine this module to RHEL/Fedora based distros
'''
if __grains__['os_family'] == 'RedHat':
return __virtualname__
return (False, 'The rh_ip execution module cannot be loaded: this module is only available on RHEL/Fedora based distributions.')
# Setup networking attributes
_ETHTOOL_CONFIG_OPTS = [
'autoneg', 'speed', 'duplex',
'rx', 'tx', 'sg', 'tso', 'ufo',
'gso', 'gro', 'lro', 'advertise'
]
_RH_CONFIG_OPTS = [
'domain', 'peerdns', 'peerntp', 'defroute',
'mtu', 'static-routes', 'gateway', 'zone'
]
_RH_CONFIG_BONDING_OPTS = [
'mode', 'miimon', 'arp_interval',
'arp_ip_target', 'downdelay', 'updelay',
'use_carrier', 'lacp_rate', 'hashing-algorithm',
'max_bonds', 'tx_queues', 'num_grat_arp',
'num_unsol_na', 'primary', 'primary_reselect',
'ad_select', 'xmit_hash_policy', 'arp_validate',
'fail_over_mac', 'all_slaves_active', 'resend_igmp'
]
_RH_NETWORK_SCRIPT_DIR = '/etc/sysconfig/network-scripts'
_RH_NETWORK_FILE = '/etc/sysconfig/network'
_RH_NETWORK_CONF_FILES = '/etc/modprobe.d'
_CONFIG_TRUE = ['yes', 'on', 'true', '1', True]
_CONFIG_FALSE = ['no', 'off', 'false', '0', False]
_IFACE_TYPES = [
'eth', 'bond', 'alias', 'clone',
'ipsec', 'dialup', 'bridge', 'slave', 'vlan',
'ipip', 'ib',
]
def _error_msg_iface(iface, option, expected):
'''
Build an appropriate error message from a given option and
a list of expected values.
'''
msg = 'Invalid option -- Interface: {0}, Option: {1}, Expected: [{2}]'
return msg.format(iface, option, '|'.join(expected))
def _error_msg_routes(iface, option, expected):
'''
Build an appropriate error message from a given option and
a list of expected values.
'''
msg = 'Invalid option -- Route interface: {0}, Option: {1}, Expected: [{2}]'
return msg.format(iface, option, expected)
def _log_default_iface(iface, opt, value):
log.info('Using default option -- Interface: %s Option: %s Value: %s',
iface, opt, value)
def _error_msg_network(option, expected):
'''
Build an appropriate error message from a given option and
a list of expected values.
'''
msg = 'Invalid network setting -- Setting: {0}, Expected: [{1}]'
return msg.format(option, '|'.join(expected))
def _log_default_network(opt, value):
log.info('Using existing setting -- Setting: %s Value: %s',
opt, value)
def _parse_rh_config(path):
rh_config = _read_file(path)
cv_rh_config = {}
if rh_config:
for line in rh_config:
line = line.strip()
if len(line) == 0 or line.startswith('!') or line.startswith('#'):
continue
pair = [p.rstrip() for p in line.split('=', 1)]
if len(pair) != 2:
continue
name, value = pair
cv_rh_config[name.upper()] = value
return cv_rh_config
def _parse_ethtool_opts(opts, iface):
'''
Filters given options and outputs valid settings for ETHTOOLS_OPTS
If an option has a value that is not expected, this
function will log what the Interface, Setting and what it was
expecting.
'''
config = {}
if 'autoneg' in opts:
if opts['autoneg'] in _CONFIG_TRUE:
config.update({'autoneg': 'on'})
elif opts['autoneg'] in _CONFIG_FALSE:
config.update({'autoneg': 'off'})
else:
_raise_error_iface(iface, 'autoneg', _CONFIG_TRUE + _CONFIG_FALSE)
if 'duplex' in opts:
valid = ['full', 'half']
if opts['duplex'] in valid:
config.update({'duplex': opts['duplex']})
else:
_raise_error_iface(iface, 'duplex', valid)
if 'speed' in opts:
valid = ['10', '100', '1000', '10000']
if six.text_type(opts['speed']) in valid:
config.update({'speed': opts['speed']})
else:
_raise_error_iface(iface, opts['speed'], valid)
if 'advertise' in opts:
valid = [
'0x001', '0x002', '0x004', '0x008', '0x010', '0x020',
'0x20000', '0x8000', '0x1000', '0x40000', '0x80000',
'0x200000', '0x400000', '0x800000', '0x1000000',
'0x2000000', '0x4000000'
]
if six.text_type(opts['advertise']) in valid:
config.update({'advertise': opts['advertise']})
else:
_raise_error_iface(iface, 'advertise', valid)
valid = _CONFIG_TRUE + _CONFIG_FALSE
for option in ('rx', 'tx', 'sg', 'tso', 'ufo', 'gso', 'gro', 'lro'):
if option in opts:
if opts[option] in _CONFIG_TRUE:
config.update({option: 'on'})
elif opts[option] in _CONFIG_FALSE:
config.update({option: 'off'})
else:
_raise_error_iface(iface, option, valid)
return config
def _parse_settings_bond(opts, iface):
'''
Filters given options and outputs valid settings for requested
operation. If an option has a value that is not expected, this
function will log what the Interface, Setting and what it was
expecting.
'''
bond_def = {
# 803.ad aggregation selection logic
# 0 for stable (default)
# 1 for bandwidth
# 2 for count
'ad_select': '0',
# Max number of transmit queues (default = 16)
'tx_queues': '16',
# Link monitoring in milliseconds. Most NICs support this
'miimon': '100',
# ARP interval in milliseconds
'arp_interval': '250',
# Delay before considering link down in milliseconds (miimon * 2)
'downdelay': '200',
# lacp_rate 0: Slow - every 30 seconds
# lacp_rate 1: Fast - every 1 second
'lacp_rate': '0',
# Max bonds for this driver
'max_bonds': '1',
# Specifies the time, in milliseconds, to wait before
# enabling a slave after a link recovery has been
# detected. Only used with miimon.
'updelay': '0',
# Used with miimon.
# On: driver sends mii
# Off: ethtool sends mii
'use_carrier': '0',
# Default. Don't change unless you know what you are doing.
'xmit_hash_policy': 'layer2',
}
if opts['mode'] in ['balance-rr', '0']:
log.info(
'Device: %s Bonding Mode: load balancing (round-robin)',
iface
)
return _parse_settings_bond_0(opts, iface, bond_def)
elif opts['mode'] in ['active-backup', '1']:
log.info(
'Device: %s Bonding Mode: fault-tolerance (active-backup)',
iface
)
return _parse_settings_bond_1(opts, iface, bond_def)
elif opts['mode'] in ['balance-xor', '2']:
log.info(
'Device: %s Bonding Mode: load balancing (xor)',
iface
)
return _parse_settings_bond_2(opts, iface, bond_def)
elif opts['mode'] in ['broadcast', '3']:
log.info(
'Device: %s Bonding Mode: fault-tolerance (broadcast)',
iface
)
return _parse_settings_bond_3(opts, iface, bond_def)
elif opts['mode'] in ['802.3ad', '4']:
log.info(
'Device: %s Bonding Mode: IEEE 802.3ad Dynamic link '
'aggregation', iface
)
return _parse_settings_bond_4(opts, iface, bond_def)
elif opts['mode'] in ['balance-tlb', '5']:
log.info(
'Device: %s Bonding Mode: transmit load balancing', iface
)
return _parse_settings_bond_5(opts, iface, bond_def)
elif opts['mode'] in ['balance-alb', '6']:
log.info(
'Device: %s Bonding Mode: adaptive load balancing', iface
)
return _parse_settings_bond_6(opts, iface, bond_def)
else:
valid = [
'0', '1', '2', '3', '4', '5', '6',
'balance-rr', 'active-backup', 'balance-xor',
'broadcast', '802.3ad', 'balance-tlb', 'balance-alb'
]
_raise_error_iface(iface, 'mode', valid)
def _parse_settings_bond_0(opts, iface, bond_def):
'''
Filters given options and outputs valid settings for bond0.
If an option has a value that is not expected, this
function will log what the Interface, Setting and what it was
expecting.
'''
# balance-rr shares miimon settings with balance-xor
bond = _parse_settings_bond_1(opts, iface, bond_def)
bond.update({'mode': '0'})
# ARP targets in n.n.n.n form
valid = ['list of ips (up to 16)']
if 'arp_ip_target' in opts:
if isinstance(opts['arp_ip_target'], list):
if 1 <= len(opts['arp_ip_target']) <= 16:
bond.update({'arp_ip_target': ''})
for ip in opts['arp_ip_target']: # pylint: disable=C0103
if len(bond['arp_ip_target']) > 0:
bond['arp_ip_target'] = bond['arp_ip_target'] + ',' + ip
else:
bond['arp_ip_target'] = ip
else:
_raise_error_iface(iface, 'arp_ip_target', valid)
else:
_raise_error_iface(iface, 'arp_ip_target', valid)
elif 'miimon' not in opts:
_raise_error_iface(iface, 'arp_ip_target', valid)
if 'arp_interval' in opts:
try:
int(opts['arp_interval'])
bond.update({'arp_interval': opts['arp_interval']})
except Exception:
_raise_error_iface(iface, 'arp_interval', ['integer'])
else:
_log_default_iface(iface, 'arp_interval', bond_def['arp_interval'])
bond.update({'arp_interval': bond_def['arp_interval']})
return bond
def _parse_settings_bond_1(opts, iface, bond_def):
'''
Filters given options and outputs valid settings for bond1.
If an option has a value that is not expected, this
function will log what the Interface, Setting and what it was
expecting.
'''
bond = {'mode': '1'}
for binding in ['miimon', 'downdelay', 'updelay']:
if binding in opts:
try:
int(opts[binding])
bond.update({binding: opts[binding]})
except Exception:
_raise_error_iface(iface, binding, ['integer'])
else:
_log_default_iface(iface, binding, bond_def[binding])
bond.update({binding: bond_def[binding]})
if 'use_carrier' in opts:
if opts['use_carrier'] in _CONFIG_TRUE:
bond.update({'use_carrier': '1'})
elif opts['use_carrier'] in _CONFIG_FALSE:
bond.update({'use_carrier': '0'})
else:
valid = _CONFIG_TRUE + _CONFIG_FALSE
_raise_error_iface(iface, 'use_carrier', valid)
else:
_log_default_iface(iface, 'use_carrier', bond_def['use_carrier'])
bond.update({'use_carrier': bond_def['use_carrier']})
if 'primary' in opts:
bond.update({'primary': opts['primary']})
return bond
def _parse_settings_bond_2(opts, iface, bond_def):
'''
Filters given options and outputs valid settings for bond2.
If an option has a value that is not expected, this
function will log what the Interface, Setting and what it was
expecting.
'''
bond = {'mode': '2'}
valid = ['list of ips (up to 16)']
if 'arp_ip_target' in opts:
if isinstance(opts['arp_ip_target'], list):
if 1 <= len(opts['arp_ip_target']) <= 16:
bond.update({'arp_ip_target': ''})
for ip in opts['arp_ip_target']: # pylint: disable=C0103
if len(bond['arp_ip_target']) > 0:
bond['arp_ip_target'] = bond['arp_ip_target'] + ',' + ip
else:
bond['arp_ip_target'] = ip
else:
_raise_error_iface(iface, 'arp_ip_target', valid)
else:
_raise_error_iface(iface, 'arp_ip_target', valid)
else:
_raise_error_iface(iface, 'arp_ip_target', valid)
if 'arp_interval' in opts:
try:
int(opts['arp_interval'])
bond.update({'arp_interval': opts['arp_interval']})
except Exception:
_raise_error_iface(iface, 'arp_interval', ['integer'])
else:
_log_default_iface(iface, 'arp_interval', bond_def['arp_interval'])
bond.update({'arp_interval': bond_def['arp_interval']})
if 'hashing-algorithm' in opts:
valid = ['layer2', 'layer2+3', 'layer3+4']
if opts['hashing-algorithm'] in valid:
bond.update({'xmit_hash_policy': opts['hashing-algorithm']})
else:
_raise_error_iface(iface, 'hashing-algorithm', valid)
return bond
def _parse_settings_bond_3(opts, iface, bond_def):
'''
Filters given options and outputs valid settings for bond3.
If an option has a value that is not expected, this
function will log what the Interface, Setting and what it was
expecting.
'''
bond = {'mode': '3'}
for binding in ['miimon', 'downdelay', 'updelay']:
if binding in opts:
try:
int(opts[binding])
bond.update({binding: opts[binding]})
except Exception:
_raise_error_iface(iface, binding, ['integer'])
else:
_log_default_iface(iface, binding, bond_def[binding])
bond.update({binding: bond_def[binding]})
if 'use_carrier' in opts:
if opts['use_carrier'] in _CONFIG_TRUE:
bond.update({'use_carrier': '1'})
elif opts['use_carrier'] in _CONFIG_FALSE:
bond.update({'use_carrier': '0'})
else:
valid = _CONFIG_TRUE + _CONFIG_FALSE
_raise_error_iface(iface, 'use_carrier', valid)
else:
_log_default_iface(iface, 'use_carrier', bond_def['use_carrier'])
bond.update({'use_carrier': bond_def['use_carrier']})
return bond
def _parse_settings_bond_4(opts, iface, bond_def):
'''
Filters given options and outputs valid settings for bond4.
If an option has a value that is not expected, this
function will log what the Interface, Setting and what it was
expecting.
'''
bond = {'mode': '4'}
for binding in ['miimon', 'downdelay', 'updelay', 'lacp_rate', 'ad_select']:
if binding in opts:
if binding == 'lacp_rate':
if opts[binding] == 'fast':
opts.update({binding: '1'})
if opts[binding] == 'slow':
opts.update({binding: '0'})
valid = ['fast', '1', 'slow', '0']
else:
valid = ['integer']
try:
int(opts[binding])
bond.update({binding: opts[binding]})
except Exception:
_raise_error_iface(iface, binding, valid)
else:
_log_default_iface(iface, binding, bond_def[binding])
bond.update({binding: bond_def[binding]})
if 'use_carrier' in opts:
if opts['use_carrier'] in _CONFIG_TRUE:
bond.update({'use_carrier': '1'})
elif opts['use_carrier'] in _CONFIG_FALSE:
bond.update({'use_carrier': '0'})
else:
valid = _CONFIG_TRUE + _CONFIG_FALSE
_raise_error_iface(iface, 'use_carrier', valid)
else:
_log_default_iface(iface, 'use_carrier', bond_def['use_carrier'])
bond.update({'use_carrier': bond_def['use_carrier']})
if 'hashing-algorithm' in opts:
valid = ['layer2', 'layer2+3', 'layer3+4']
if opts['hashing-algorithm'] in valid:
bond.update({'xmit_hash_policy': opts['hashing-algorithm']})
else:
_raise_error_iface(iface, 'hashing-algorithm', valid)
return bond
def _parse_settings_bond_5(opts, iface, bond_def):
'''
Filters given options and outputs valid settings for bond5.
If an option has a value that is not expected, this
function will log what the Interface, Setting and what it was
expecting.
'''
bond = {'mode': '5'}
for binding in ['miimon', 'downdelay', 'updelay']:
if binding in opts:
try:
int(opts[binding])
bond.update({binding: opts[binding]})
except Exception:
_raise_error_iface(iface, binding, ['integer'])
else:
_log_default_iface(iface, binding, bond_def[binding])
bond.update({binding: bond_def[binding]})
if 'use_carrier' in opts:
if opts['use_carrier'] in _CONFIG_TRUE:
bond.update({'use_carrier': '1'})
elif opts['use_carrier'] in _CONFIG_FALSE:
bond.update({'use_carrier': '0'})
else:
valid = _CONFIG_TRUE + _CONFIG_FALSE
_raise_error_iface(iface, 'use_carrier', valid)
else:
_log_default_iface(iface, 'use_carrier', bond_def['use_carrier'])
bond.update({'use_carrier': bond_def['use_carrier']})
if 'primary' in opts:
bond.update({'primary': opts['primary']})
return bond
def _parse_settings_bond_6(opts, iface, bond_def):
'''
Filters given options and outputs valid settings for bond6.
If an option has a value that is not expected, this
function will log what the Interface, Setting and what it was
expecting.
'''
bond = {'mode': '6'}
for binding in ['miimon', 'downdelay', 'updelay']:
if binding in opts:
try:
int(opts[binding])
bond.update({binding: opts[binding]})
except Exception:
_raise_error_iface(iface, binding, ['integer'])
else:
_log_default_iface(iface, binding, bond_def[binding])
bond.update({binding: bond_def[binding]})
if 'use_carrier' in opts:
if opts['use_carrier'] in _CONFIG_TRUE:
bond.update({'use_carrier': '1'})
elif opts['use_carrier'] in _CONFIG_FALSE:
bond.update({'use_carrier': '0'})
else:
valid = _CONFIG_TRUE + _CONFIG_FALSE
_raise_error_iface(iface, 'use_carrier', valid)
else:
_log_default_iface(iface, 'use_carrier', bond_def['use_carrier'])
bond.update({'use_carrier': bond_def['use_carrier']})
if 'primary' in opts:
bond.update({'primary': opts['primary']})
return bond
def _parse_settings_vlan(opts, iface):
'''
Filters given options and outputs valid settings for a vlan
'''
vlan = {}
if 'reorder_hdr' in opts:
if opts['reorder_hdr'] in _CONFIG_TRUE + _CONFIG_FALSE:
vlan.update({'reorder_hdr': opts['reorder_hdr']})
else:
valid = _CONFIG_TRUE + _CONFIG_FALSE
_raise_error_iface(iface, 'reorder_hdr', valid)
if 'vlan_id' in opts:
if opts['vlan_id'] > 0:
vlan.update({'vlan_id': opts['vlan_id']})
else:
_raise_error_iface(iface, 'vlan_id', 'Positive integer')
if 'phys_dev' in opts:
if len(opts['phys_dev']) > 0:
vlan.update({'phys_dev': opts['phys_dev']})
else:
_raise_error_iface(iface, 'phys_dev', 'Non-empty string')
return vlan
def _parse_settings_eth(opts, iface_type, enabled, iface):
'''
Filters given options and outputs valid settings for a
network interface.
'''
result = {'name': iface}
if 'proto' in opts:
valid = ['none', 'bootp', 'dhcp']
if opts['proto'] in valid:
result['proto'] = opts['proto']
else:
_raise_error_iface(iface, opts['proto'], valid)
if 'dns' in opts:
result['dns'] = opts['dns']
result['peerdns'] = 'yes'
if 'mtu' in opts:
try:
result['mtu'] = int(opts['mtu'])
except ValueError:
_raise_error_iface(iface, 'mtu', ['integer'])
if iface_type not in ['bridge']:
ethtool = _parse_ethtool_opts(opts, iface)
if ethtool:
result['ethtool'] = ethtool
if iface_type == 'slave':
result['proto'] = 'none'
if iface_type == 'bond':
bonding = _parse_settings_bond(opts, iface)
if bonding:
result['bonding'] = bonding
result['devtype'] = "Bond"
if iface_type == 'vlan':
vlan = _parse_settings_vlan(opts, iface)
if vlan:
result['devtype'] = "Vlan"
for opt in vlan:
result[opt] = opts[opt]
if iface_type not in ['bond', 'vlan', 'bridge', 'ipip']:
auto_addr = False
if 'addr' in opts:
if salt.utils.validate.net.mac(opts['addr']):
result['addr'] = opts['addr']
elif opts['addr'] == 'auto':
auto_addr = True
elif opts['addr'] != 'none':
_raise_error_iface(iface, opts['addr'], ['AA:BB:CC:DD:EE:FF', 'auto', 'none'])
else:
auto_addr = True
if auto_addr:
# If interface type is slave for bond, not setting hwaddr
if iface_type != 'slave':
ifaces = __salt__['network.interfaces']()
if iface in ifaces and 'hwaddr' in ifaces[iface]:
result['addr'] = ifaces[iface]['hwaddr']
if iface_type == 'eth':
result['devtype'] = 'Ethernet'
if iface_type == 'bridge':
result['devtype'] = 'Bridge'
bypassfirewall = True
valid = _CONFIG_TRUE + _CONFIG_FALSE
for opt in ['bypassfirewall']:
if opt in opts:
if opts[opt] in _CONFIG_TRUE:
bypassfirewall = True
elif opts[opt] in _CONFIG_FALSE:
bypassfirewall = False
else:
_raise_error_iface(iface, opts[opt], valid)
bridgectls = [
'net.bridge.bridge-nf-call-ip6tables',
'net.bridge.bridge-nf-call-iptables',
'net.bridge.bridge-nf-call-arptables',
]
if bypassfirewall:
sysctl_value = 0
else:
sysctl_value = 1
for sysctl in bridgectls:
try:
__salt__['sysctl.persist'](sysctl, sysctl_value)
except CommandExecutionError:
log.warning('Failed to set sysctl: %s', sysctl)
else:
if 'bridge' in opts:
result['bridge'] = opts['bridge']
if iface_type == 'ipip':
result['devtype'] = 'IPIP'
for opt in ['my_inner_ipaddr', 'my_outer_ipaddr']:
if opt not in opts:
_raise_error_iface(iface, opts[opt], ['1.2.3.4'])
else:
result[opt] = opts[opt]
if iface_type == 'ib':
result['devtype'] = 'InfiniBand'
if 'prefix' in opts:
if 'netmask' in opts:
msg = 'Cannot use prefix and netmask together'
log.error(msg)
raise AttributeError(msg)
result['prefix'] = opts['prefix']
elif 'netmask' in opts:
result['netmask'] = opts['netmask']
for opt in ['ipaddr', 'master', 'srcaddr', 'delay', 'domain', 'gateway', 'uuid', 'nickname', 'zone']:
if opt in opts:
result[opt] = opts[opt]
for opt in ['ipv6addr', 'ipv6gateway']:
if opt in opts:
result[opt] = opts[opt]
if 'ipaddrs' in opts:
result['ipaddrs'] = []
for opt in opts['ipaddrs']:
if salt.utils.validate.net.ipv4_addr(opt):
ip, prefix = [i.strip() for i in opt.split('/')]
result['ipaddrs'].append({'ipaddr': ip, 'prefix': prefix})
else:
msg = 'ipv4 CIDR is invalid'
log.error(msg)
raise AttributeError(msg)
if 'ipv6addrs' in opts:
for opt in opts['ipv6addrs']:
if not salt.utils.validate.net.ipv6_addr(opt):
msg = 'ipv6 CIDR is invalid'
log.error(msg)
raise AttributeError(msg)
result['ipv6addrs'] = opts['ipv6addrs']
if 'enable_ipv6' in opts:
result['enable_ipv6'] = opts['enable_ipv6']
valid = _CONFIG_TRUE + _CONFIG_FALSE
for opt in ['onparent', 'peerdns', 'peerroutes', 'slave', 'vlan', 'defroute', 'stp', 'ipv6_peerdns',
'ipv6_defroute', 'ipv6_peerroutes', 'ipv6_autoconf', 'ipv4_failure_fatal', 'dhcpv6c']:
if opt in opts:
if opts[opt] in _CONFIG_TRUE:
result[opt] = 'yes'
elif opts[opt] in _CONFIG_FALSE:
result[opt] = 'no'
else:
_raise_error_iface(iface, opts[opt], valid)
if 'onboot' in opts:
log.warning(
'The \'onboot\' option is controlled by the \'enabled\' option. '
'Interface: %s Enabled: %s', iface, enabled
)
if enabled:
result['onboot'] = 'yes'
else:
result['onboot'] = 'no'
# If the interface is defined then we want to always take
# control away from non-root users; unless the administrator
# wants to allow non-root users to control the device.
if 'userctl' in opts:
if opts['userctl'] in _CONFIG_TRUE:
result['userctl'] = 'yes'
elif opts['userctl'] in _CONFIG_FALSE:
result['userctl'] = 'no'
else:
_raise_error_iface(iface, opts['userctl'], valid)
else:
result['userctl'] = 'no'
# This vlan is in opts, and should be only used in range interface
# will affect jinja template for interface generating
if 'vlan' in opts:
if opts['vlan'] in _CONFIG_TRUE:
result['vlan'] = 'yes'
elif opts['vlan'] in _CONFIG_FALSE:
result['vlan'] = 'no'
else:
_raise_error_iface(iface, opts['vlan'], valid)
if 'arpcheck' in opts:
if opts['arpcheck'] in _CONFIG_FALSE:
result['arpcheck'] = 'no'
if 'ipaddr_start' in opts:
result['ipaddr_start'] = opts['ipaddr_start']
if 'ipaddr_end' in opts:
result['ipaddr_end'] = opts['ipaddr_end']
if 'clonenum_start' in opts:
result['clonenum_start'] = opts['clonenum_start']
# If NetworkManager is available, we can control whether we use
# it or not
if 'nm_controlled' in opts:
if opts['nm_controlled'] in _CONFIG_TRUE:
result['nm_controlled'] = 'yes'
elif opts['nm_controlled'] in _CONFIG_FALSE:
result['nm_controlled'] = 'no'
else:
_raise_error_iface(iface, opts['nm_controlled'], valid)
else:
result['nm_controlled'] = 'no'
return result
def _parse_routes(iface, opts):
'''
Filters given options and outputs valid settings for
the route settings file.
'''
# Normalize keys
opts = dict((k.lower(), v) for (k, v) in six.iteritems(opts))
result = {}
if 'routes' not in opts:
_raise_error_routes(iface, 'routes', 'List of routes')
for opt in opts:
result[opt] = opts[opt]
return result
def _parse_network_settings(opts, current):
'''
Filters given options and outputs valid settings for
the global network settings file.
'''
# Normalize keys
opts = dict((k.lower(), v) for (k, v) in six.iteritems(opts))
current = dict((k.lower(), v) for (k, v) in six.iteritems(current))
# Check for supported parameters
retain_settings = opts.get('retain_settings', False)
result = current if retain_settings else {}
# Default quote type is an empty string, which will not quote values
quote_type = ''
valid = _CONFIG_TRUE + _CONFIG_FALSE
if 'enabled' not in opts:
try:
opts['networking'] = current['networking']
# If networking option is quoted, use its quote type
quote_type = salt.utils.stringutils.is_quoted(opts['networking'])
_log_default_network('networking', current['networking'])
except ValueError:
_raise_error_network('networking', valid)
else:
opts['networking'] = opts['enabled']
true_val = '{0}yes{0}'.format(quote_type)
false_val = '{0}no{0}'.format(quote_type)
networking = salt.utils.stringutils.dequote(opts['networking'])
if networking in valid:
if networking in _CONFIG_TRUE:
result['networking'] = true_val
elif networking in _CONFIG_FALSE:
result['networking'] = false_val
else:
_raise_error_network('networking', valid)
if 'hostname' not in opts:
try:
opts['hostname'] = current['hostname']
_log_default_network('hostname', current['hostname'])
except Exception:
_raise_error_network('hostname', ['server1.example.com'])
if opts['hostname']:
result['hostname'] = '{1}{0}{1}'.format(
salt.utils.stringutils.dequote(opts['hostname']), quote_type)
else:
_raise_error_network('hostname', ['server1.example.com'])
if 'nozeroconf' in opts:
nozeroconf = salt.utils.stringutils.dequote(opts['nozeroconf'])
if nozeroconf in valid:
if nozeroconf in _CONFIG_TRUE:
result['nozeroconf'] = true_val
elif nozeroconf in _CONFIG_FALSE:
result['nozeroconf'] = false_val
else:
_raise_error_network('nozeroconf', valid)
for opt in opts:
if opt not in ['networking', 'hostname', 'nozeroconf']:
result[opt] = '{1}{0}{1}'.format(
salt.utils.stringutils.dequote(opts[opt]), quote_type)
return result
def _raise_error_iface(iface, option, expected):
'''
Log and raise an error with a logical formatted message.
'''
msg = _error_msg_iface(iface, option, expected)
log.error(msg)
raise AttributeError(msg)
def _raise_error_network(option, expected):
'''
Log and raise an error with a logical formatted message.
'''
msg = _error_msg_network(option, expected)
log.error(msg)
raise AttributeError(msg)
def _raise_error_routes(iface, option, expected):
'''
Log and raise an error with a logical formatted message.
'''
msg = _error_msg_routes(iface, option, expected)
log.error(msg)
raise AttributeError(msg)
def _read_file(path):
'''
Reads and returns the contents of a file
'''
try:
with salt.utils.files.fopen(path, 'rb') as rfh:
lines = salt.utils.stringutils.to_unicode(rfh.read()).splitlines()
try:
lines.remove('')
except ValueError:
pass
return lines
except Exception:
return [] # Return empty list for type consistency
def _write_file_iface(iface, data, folder, pattern):
'''
Writes a file to disk
'''
filename = os.path.join(folder, pattern.format(iface))
if not os.path.exists(folder):
msg = '{0} cannot be written. {1} does not exist'
msg = msg.format(filename, folder)
log.error(msg)
raise AttributeError(msg)
with salt.utils.files.fopen(filename, 'w') as fp_:
fp_.write(salt.utils.stringutils.to_str(data))
def _write_file_network(data, filename):
'''
Writes a file to disk
'''
with salt.utils.files.fopen(filename, 'w') as fp_:
fp_.write(salt.utils.stringutils.to_str(data))
def _read_temp(data):
lines = data.splitlines()
try: # Discard newlines if they exist
lines.remove('')
except ValueError:
pass
return lines
def build_bond(iface, **settings):
'''
Create a bond script in /etc/modprobe.d with the passed settings
and load the bonding kernel module.
CLI Example:
.. code-block:: bash
salt '*' ip.build_bond bond0 mode=balance-alb
'''
rh_major = __grains__['osrelease'][:1]
opts = _parse_settings_bond(settings, iface)
try:
template = JINJA.get_template('conf.jinja')
except jinja2.exceptions.TemplateNotFound:
log.error('Could not load template conf.jinja')
return ''
data = template.render({'name': iface, 'bonding': opts})
_write_file_iface(iface, data, _RH_NETWORK_CONF_FILES, '{0}.conf'.format(iface))
path = os.path.join(_RH_NETWORK_CONF_FILES, '{0}.conf'.format(iface))
if rh_major == '5':
__salt__['cmd.run'](
'sed -i -e "/^alias\\s{0}.*/d" /etc/modprobe.conf'.format(iface),
python_shell=False
)
__salt__['cmd.run'](
'sed -i -e "/^options\\s{0}.*/d" /etc/modprobe.conf'.format(iface),
python_shell=False
)
__salt__['file.append']('/etc/modprobe.conf', path)
__salt__['kmod.load']('bonding')
if settings['test']:
return _read_temp(data)
return _read_file(path)
def build_interface(iface, iface_type, enabled, **settings):
'''
Build an interface script for a network interface.
CLI Example:
.. code-block:: bash
salt '*' ip.build_interface eth0 eth <settings>
'''
if __grains__['os'] == 'Fedora':
if __grains__['osmajorrelease'] >= 18:
rh_major = '7'
else:
rh_major = '6'
elif __grains__['os'] == 'Amazon':
# TODO: Is there a better formula for this? -W. Werner, 2019-05-30
# If not, it will need to be updated whenever Amazon releases
# Amazon Linux 3
if __grains__['osmajorrelease'] == 2:
rh_major = '7'
else:
rh_major = '6'
else:
rh_major = __grains__['osrelease'][:1]
iface_type = iface_type.lower()
if iface_type not in _IFACE_TYPES:
_raise_error_iface(iface, iface_type, _IFACE_TYPES)
if iface_type == 'slave':
settings['slave'] = 'yes'
if 'master' not in settings:
msg = 'master is a required setting for slave interfaces'
log.error(msg)
raise AttributeError(msg)
if iface_type == 'vlan':
settings['vlan'] = 'yes'
if iface_type == 'bridge':
__salt__['pkg.install']('bridge-utils')
if iface_type in ['eth', 'bond', 'bridge', 'slave', 'vlan', 'ipip', 'ib', 'alias']:
opts = _parse_settings_eth(settings, iface_type, enabled, iface)
try:
template = JINJA.get_template('rh{0}_eth.jinja'.format(rh_major))
except jinja2.exceptions.TemplateNotFound:
log.error(
'Could not load template rh%s_eth.jinja',
rh_major
)
return ''
ifcfg = template.render(opts)
if 'test' in settings and settings['test']:
return _read_temp(ifcfg)
_write_file_iface(iface, ifcfg, _RH_NETWORK_SCRIPT_DIR, 'ifcfg-{0}')
path = os.path.join(_RH_NETWORK_SCRIPT_DIR, 'ifcfg-{0}'.format(iface))
return _read_file(path)
def build_routes(iface, **settings):
'''
Build a route script for a network interface.
CLI Example:
.. code-block:: bash
salt '*' ip.build_routes eth0 <settings>
'''
template = 'rh6_route_eth.jinja'
try:
if int(__grains__['osrelease'][0]) < 6:
template = 'route_eth.jinja'
except ValueError:
pass
log.debug('Template name: ' + template)
opts = _parse_routes(iface, settings)
log.debug("Opts: \n {0}".format(opts))
try:
template = JINJA.get_template(template)
except jinja2.exceptions.TemplateNotFound:
log.error(
'Could not load template {0}'.format(template)
)
return ''
opts6 = []
opts4 = []
for route in opts['routes']:
ipaddr = route['ipaddr']
if salt.utils.validate.net.ipv6_addr(ipaddr):
opts6.append(route)
else:
opts4.append(route)
log.debug("IPv4 routes:\n%s", opts4)
log.debug("IPv6 routes:\n%s", opts6)
routecfg = template.render(routes=opts4, iface=iface)
routecfg6 = template.render(routes=opts6, iface=iface)
if settings['test']:
routes = _read_temp(routecfg)
routes.extend(_read_temp(routecfg6))
return routes
_write_file_iface(iface, routecfg, _RH_NETWORK_SCRIPT_DIR, 'route-{0}')
_write_file_iface(iface, routecfg6, _RH_NETWORK_SCRIPT_DIR, 'route6-{0}')
path = os.path.join(_RH_NETWORK_SCRIPT_DIR, 'route-{0}'.format(iface))
path6 = os.path.join(_RH_NETWORK_SCRIPT_DIR, 'route6-{0}'.format(iface))
routes = _read_file(path)
routes.extend(_read_file(path6))
return routes
def down(iface, iface_type):
'''
Shutdown a network interface
CLI Example:
.. code-block:: bash
salt '*' ip.down eth0
'''
# Slave devices are controlled by the master.
if iface_type not in ['slave']:
return __salt__['cmd.run']('ifdown {0}'.format(iface))
return None
def get_bond(iface):
'''
Return the content of a bond script
CLI Example:
.. code-block:: bash
salt '*' ip.get_bond bond0
'''
path = os.path.join(_RH_NETWORK_CONF_FILES, '{0}.conf'.format(iface))
return _read_file(path)
def get_interface(iface):
'''
Return the contents of an interface script
CLI Example:
.. code-block:: bash
salt '*' ip.get_interface eth0
'''
path = os.path.join(_RH_NETWORK_SCRIPT_DIR, 'ifcfg-{0}'.format(iface))
return _read_file(path)
def up(iface, iface_type): # pylint: disable=C0103
'''
Start up a network interface
CLI Example:
.. code-block:: bash
salt '*' ip.up eth0
'''
# Slave devices are controlled by the master.
if iface_type not in ['slave']:
return __salt__['cmd.run']('ifup {0}'.format(iface))
return None
def get_routes(iface):
'''
Return the contents of the interface routes script.
CLI Example:
.. code-block:: bash
salt '*' ip.get_routes eth0
'''
path = os.path.join(_RH_NETWORK_SCRIPT_DIR, 'route-{0}'.format(iface))
path6 = os.path.join(_RH_NETWORK_SCRIPT_DIR, 'route6-{0}'.format(iface))
routes = _read_file(path)
routes.extend(_read_file(path6))
return routes
def get_network_settings():
'''
Return the contents of the global network script.
CLI Example:
.. code-block:: bash
salt '*' ip.get_network_settings
'''
return _read_file(_RH_NETWORK_FILE)
def apply_network_settings(**settings):
'''
Apply global network configuration.
CLI Example:
.. code-block:: bash
salt '*' ip.apply_network_settings
'''
if 'require_reboot' not in settings:
settings['require_reboot'] = False
if 'apply_hostname' not in settings:
settings['apply_hostname'] = False
hostname_res = True
if settings['apply_hostname'] in _CONFIG_TRUE:
if 'hostname' in settings:
hostname_res = __salt__['network.mod_hostname'](settings['hostname'])
else:
log.warning(
'The network state sls is trying to apply hostname '
'changes but no hostname is defined.'
)
hostname_res = False
res = True
if settings['require_reboot'] in _CONFIG_TRUE:
log.warning(
'The network state sls is requiring a reboot of the system to '
'properly apply network configuration.'
)
res = True
else:
res = __salt__['service.restart']('network')
return hostname_res and res
def build_network_settings(**settings):
'''
Build the global network script.
CLI Example:
.. code-block:: bash
salt '*' ip.build_network_settings <settings>
'''
# Read current configuration and store default values
current_network_settings = _parse_rh_config(_RH_NETWORK_FILE)
# Build settings
opts = _parse_network_settings(settings, current_network_settings)
try:
template = JINJA.get_template('network.jinja')
except jinja2.exceptions.TemplateNotFound:
log.error('Could not load template network.jinja')
return ''
network = template.render(opts)
if settings['test']:
return _read_temp(network)
# Write settings
_write_file_network(network, _RH_NETWORK_FILE)
return _read_file(_RH_NETWORK_FILE)
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