diff options
Diffstat (limited to 'src')
| -rwxr-xr-x | src/conf_mode/system-display.py | 98 | ||||
| -rw-r--r-- | src/systemd/LCDd@.service | 10 | ||||
| -rw-r--r-- | src/systemd/lcdproc@.service | 10 |
3 files changed, 118 insertions, 0 deletions
diff --git a/src/conf_mode/system-display.py b/src/conf_mode/system-display.py new file mode 100755 index 000000000..3eafc30c0 --- /dev/null +++ b/src/conf_mode/system-display.py @@ -0,0 +1,98 @@ +#!/usr/bin/env python3 +# +# Copyright (C) 2020 Francois Mertz fireboxled at gmail.com +# +# 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 sys import exit + +from vyos.config import Config +from vyos import ConfigError +from vyos.util import run +from vyos.template import render + +from vyos import airbag +airbag.enable() + +def get_config(): + conf = Config() + base = ['system', 'display'] + display = conf.get_config_dict(base, key_mangling=('-', '_'), get_first_key=True) + # Return a (possibly empty) configuration dictionary + return display + +def verify(config_dict): + if not config_dict: + return None + + if 'model' not in config_dict: + raise ConfigError('Display model is [REQUIRED]') + + if ( 'show' not in config_dict + or ( 'clock' not in config_dict['show'] + and 'network' not in config_dict['show'] + and 'host' not in config_dict['show'] + ) + ): + raise ConfigError('Display show must have a clock, host or network') + + if ( 'network' in config_dict['show'] + and 'interface' not in config_dict['show']['network'] + ): + raise ConfigError('Display show network must have an interface') + + if ( 'network' in config_dict['show'] + and 'interface' in config_dict['show']['network'] + and len(config_dict['show']['network']['interface']) > 3 + ): + raise ConfigError('Display show network cannot have > 3 interfaces') + + return None + +def generate(config_dict): + if not config_dict: + return None + # Render config file for daemon LCDd + render('/run/LCDd/LCDd.lo.conf', 'system-display/LCDd.conf.tmpl', config_dict) + # Render config file for client lcdproc + render('/run/lcdproc/lcdproc.lo.conf', 'system-display/lcdproc.conf.tmpl', config_dict) + + return None + +def apply(config_dict): + # Stop client + run('systemctl stop lcdproc@lo.service') + + if not config_dict or 'disabled' in config_dict: + # Stop server + run('systemctl stop LCDd@lo.service') + return None + + # Restart server + run('systemctl restart LCDd@lo.service') + # Start client + run('systemctl start lcdproc@lo.service') + + return None + +if __name__ == '__main__': + try: + config_dict = get_config() + verify(config_dict) + generate(config_dict) + apply(config_dict) + except ConfigError as e: + print(e) + exit(1) diff --git a/src/systemd/LCDd@.service b/src/systemd/LCDd@.service new file mode 100644 index 000000000..a4604cf21 --- /dev/null +++ b/src/systemd/LCDd@.service @@ -0,0 +1,10 @@ +[Unit] +Description=LCD display daemon on %I +Documentation=man:LCDd(8) http://www.lcdproc.org/ + +[Service] +User=root +ExecStart=/usr/sbin/LCDd -s 1 -f -c /run/LCDd/LCDd.%I.conf + +[Install] +WantedBy=multi-user.target
\ No newline at end of file diff --git a/src/systemd/lcdproc@.service b/src/systemd/lcdproc@.service new file mode 100644 index 000000000..9a1723dba --- /dev/null +++ b/src/systemd/lcdproc@.service @@ -0,0 +1,10 @@ +[Unit] +Description=LCDproc system status information viewer on %I +Documentation=man:lcdproc(8) http://www.lcdproc.org/ + +[Service] +User=root +ExecStart=/usr/bin/lcdproc -f -c /run/lcdproc/lcdproc.%I.conf + +[Install] +WantedBy=multi-user.target
\ No newline at end of file |