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diff --git a/interface-definitions/system_option.xml.in b/interface-definitions/system_option.xml.in
index 602d7d100..fe517d17d 100644
--- a/interface-definitions/system_option.xml.in
+++ b/interface-definitions/system_option.xml.in
@@ -1,184 +1,190 @@
<?xml version="1.0"?>
<interfaceDefinition>
<node name="system">
<children>
<node name="option" owner="${vyos_conf_scripts_dir}/system_option.py">
<properties>
<help>System Options</help>
<priority>9999</priority>
</properties>
<children>
<leafNode name="ctrl-alt-delete">
<properties>
<help>System action on Ctrl-Alt-Delete keystroke</help>
<completionHelp>
<list>ignore reboot poweroff</list>
</completionHelp>
<valueHelp>
<format>ignore</format>
<description>Ignore key sequence</description>
</valueHelp>
<valueHelp>
<format>reboot</format>
<description>Reboot system</description>
</valueHelp>
<valueHelp>
<format>poweroff</format>
<description>Poweroff system</description>
</valueHelp>
<constraint>
<regex>(ignore|reboot|poweroff)</regex>
</constraint>
<constraintErrorMessage>Must be ignore, reboot, or poweroff</constraintErrorMessage>
</properties>
</leafNode>
<node name="kernel">
<properties>
<help>Kernel boot parameters</help>
</properties>
<children>
<leafNode name="disable-mitigations">
<properties>
<help>Disable all optional CPU mitigations</help>
<valueless/>
</properties>
</leafNode>
+ <leafNode name="disable-power-saving">
+ <properties>
+ <help>Disable CPU power saving mechanisms also known as C states</help>
+ <valueless/>
+ </properties>
+ </leafNode>
</children>
</node>
<leafNode name="keyboard-layout">
<properties>
<help>System keyboard layout, type ISO2</help>
<completionHelp>
<list>us uk fr de es fi jp106 no dk se-latin1 dvorak</list>
</completionHelp>
<valueHelp>
<format>us</format>
<description>United States</description>
</valueHelp>
<valueHelp>
<format>uk</format>
<description>United Kingdom</description>
</valueHelp>
<valueHelp>
<format>fr</format>
<description>France</description>
</valueHelp>
<valueHelp>
<format>de</format>
<description>Germany</description>
</valueHelp>
<valueHelp>
<format>es</format>
<description>Spain</description>
</valueHelp>
<valueHelp>
<format>fi</format>
<description>Finland</description>
</valueHelp>
<valueHelp>
<format>jp106</format>
<description>Japan</description>
</valueHelp>
<valueHelp>
<format>no</format>
<description>Norway</description>
</valueHelp>
<valueHelp>
<format>dk</format>
<description>Denmark</description>
</valueHelp>
<valueHelp>
<format>se-latin1</format>
<description>Sweden</description>
</valueHelp>
<valueHelp>
<format>dvorak</format>
<description>Dvorak</description>
</valueHelp>
<constraint>
<regex>(us|uk|fr|de|es|fi|jp106|no|dk|se-latin1|dvorak)</regex>
</constraint>
<constraintErrorMessage>Invalid keyboard layout</constraintErrorMessage>
</properties>
<defaultValue>us</defaultValue>
</leafNode>
<leafNode name="performance">
<properties>
<help>Tune system performance</help>
<completionHelp>
<list>throughput latency</list>
</completionHelp>
<valueHelp>
<format>throughput</format>
<description>Tune for maximum network throughput</description>
</valueHelp>
<valueHelp>
<format>latency</format>
<description>Tune for low network latency</description>
</valueHelp>
<constraint>
<regex>(throughput|latency)</regex>
</constraint>
</properties>
</leafNode>
<node name="http-client">
<properties>
<help>Global options used for HTTP client</help>
</properties>
<children>
#include <include/source-interface.xml.i>
#include <include/source-address-ipv4-ipv6.xml.i>
</children>
</node>
<leafNode name="reboot-on-panic">
<properties>
<help>Reboot system on kernel panic</help>
<valueless/>
</properties>
</leafNode>
<node name="ssh-client">
<properties>
<help>Global options used for SSH client</help>
</properties>
<children>
#include <include/source-address-ipv4-ipv6.xml.i>
#include <include/source-interface.xml.i>
</children>
</node>
<leafNode name="startup-beep">
<properties>
<help>plays sound via system speaker when you can login</help>
<valueless/>
</properties>
</leafNode>
<leafNode name="root-partition-auto-resize">
<properties>
<help>Enable root partition auto-extention on system boot</help>
<valueless/>
</properties>
</leafNode>
<leafNode name="time-format">
<properties>
<help>System time-format</help>
<completionHelp>
<list>12-hour 24-hour</list>
</completionHelp>
<valueHelp>
<format>12-hour</format>
<description>12 hour time format</description>
</valueHelp>
<valueHelp>
<format>24-hour</format>
<description>24 hour time format</description>
</valueHelp>
<constraint>
<regex>(12-hour|24-hour)</regex>
</constraint>
</properties>
<defaultValue>12-hour</defaultValue>
</leafNode>
</children>
</node>
</children>
</node>
</interfaceDefinition>
diff --git a/src/conf_mode/system_option.py b/src/conf_mode/system_option.py
index 3b5b67437..7ed451e16 100755
--- a/src/conf_mode/system_option.py
+++ b/src/conf_mode/system_option.py
@@ -1,166 +1,168 @@
#!/usr/bin/env python3
#
# Copyright (C) 2019-2024 VyOS maintainers and contributors
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License version 2 or later as
# published by the Free Software Foundation.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import os
from netifaces import interfaces
from sys import exit
from time import sleep
from vyos.config import Config
from vyos.configverify import verify_source_interface
from vyos.system import grub_util
from vyos.template import render
from vyos.utils.process import cmd
from vyos.utils.process import is_systemd_service_running
from vyos.utils.network import is_addr_assigned
from vyos.utils.network import is_intf_addr_assigned
from vyos import ConfigError
from vyos import airbag
airbag.enable()
curlrc_config = r'/etc/curlrc'
ssh_config = r'/etc/ssh/ssh_config.d/91-vyos-ssh-client-options.conf'
systemd_action_file = '/lib/systemd/system/ctrl-alt-del.target'
time_format_to_locale = {
'12-hour': 'en_US.UTF-8',
'24-hour': 'en_GB.UTF-8'
}
def get_config(config=None):
if config:
conf = config
else:
conf = Config()
base = ['system', 'option']
options = conf.get_config_dict(base, key_mangling=('-', '_'),
get_first_key=True,
with_recursive_defaults=True)
return options
def verify(options):
if 'http_client' in options:
config = options['http_client']
if 'source_interface' in config:
if not config['source_interface'] in interfaces():
raise ConfigError(f'Source interface {source_interface} does not '
f'exist'.format(**config))
if {'source_address', 'source_interface'} <= set(config):
raise ConfigError('Can not define both HTTP source-interface and source-address')
if 'source_address' in config:
if not is_addr_assigned(config['source_address']):
raise ConfigError('No interface with give address specified!')
if 'ssh_client' in options:
config = options['ssh_client']
if 'source_address' in config:
address = config['source_address']
if not is_addr_assigned(config['source_address']):
raise ConfigError('No interface with address "{address}" configured!')
if 'source_interface' in config:
verify_source_interface(config)
if 'source_address' in config:
address = config['source_address']
interface = config['source_interface']
if not is_intf_addr_assigned(interface, address):
raise ConfigError(f'Address "{address}" not assigned on interface "{interface}"!')
return None
def generate(options):
render(curlrc_config, 'system/curlrc.j2', options)
render(ssh_config, 'system/ssh_config.j2', options)
cmdline_options = []
if 'kernel' in options:
if 'disable_mitigations' in options['kernel']:
cmdline_options.append('mitigations=off')
+ if 'disable_power_saving' in options['kernel']:
+ cmdline_options.append('intel_idle.max_cstate=0 processor.max_cstate=1')
grub_util.update_kernel_cmdline_options(' '.join(cmdline_options))
return None
def apply(options):
# System bootup beep
if 'startup_beep' in options:
cmd('systemctl enable vyos-beep.service')
else:
cmd('systemctl disable vyos-beep.service')
# Ctrl-Alt-Delete action
if os.path.exists(systemd_action_file):
os.unlink(systemd_action_file)
if 'ctrl_alt_delete' in options:
if options['ctrl_alt_delete'] == 'reboot':
os.symlink('/lib/systemd/system/reboot.target', systemd_action_file)
elif options['ctrl_alt_delete'] == 'poweroff':
os.symlink('/lib/systemd/system/poweroff.target', systemd_action_file)
# Configure HTTP client
if 'http_client' not in options:
if os.path.exists(curlrc_config):
os.unlink(curlrc_config)
# Configure SSH client
if 'ssh_client' not in options:
if os.path.exists(ssh_config):
os.unlink(ssh_config)
# Reboot system on kernel panic
timeout = '0'
if 'reboot_on_panic' in options:
timeout = '60'
with open('/proc/sys/kernel/panic', 'w') as f:
f.write(timeout)
# tuned - performance tuning
if 'performance' in options:
cmd('systemctl restart tuned.service')
# wait until daemon has started before sending configuration
while (not is_systemd_service_running('tuned.service')):
sleep(0.250)
cmd('tuned-adm profile network-{performance}'.format(**options))
else:
cmd('systemctl stop tuned.service')
# Keyboard layout - there will be always the default key inside the dict
# but we check for key existence anyway
if 'keyboard_layout' in options:
cmd('loadkeys {keyboard_layout}'.format(**options))
# Enable/diable root-partition-auto-resize SystemD service
if 'root_partition_auto_resize' in options:
cmd('systemctl enable root-partition-auto-resize.service')
else:
cmd('systemctl disable root-partition-auto-resize.service')
# Time format 12|24-hour
if 'time_format' in options:
time_format = time_format_to_locale.get(options['time_format'])
cmd(f'localectl set-locale LC_TIME={time_format}')
if __name__ == '__main__':
try:
c = get_config()
verify(c)
generate(c)
apply(c)
except ConfigError as e:
print(e)
exit(1)

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