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authorChristian Poessinger <christian@poessinger.com>2020-05-23 20:14:41 +0200
committerChristian Poessinger <christian@poessinger.com>2020-06-18 21:45:14 +0200
commit4384a2973993b8b0f572912026f45e9ee910e3ec (patch)
tree88943c5ae286a5809b3d1ac8a59e936304f783af /src/conf_mode
parent4b5793bced424034daa944400eb8c2f198d0d0d2 (diff)
downloadvyos-1x-4384a2973993b8b0f572912026f45e9ee910e3ec.tar.gz
vyos-1x-4384a2973993b8b0f572912026f45e9ee910e3ec.zip
console-server: T2490: initial support
Diffstat (limited to 'src/conf_mode')
-rwxr-xr-xsrc/conf_mode/ser2net.py116
1 files changed, 116 insertions, 0 deletions
diff --git a/src/conf_mode/ser2net.py b/src/conf_mode/ser2net.py
new file mode 100755
index 000000000..5231a6a05
--- /dev/null
+++ b/src/conf_mode/ser2net.py
@@ -0,0 +1,116 @@
+#!/usr/bin/env python3
+#
+# Copyright (C) 2018-2020 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 copy import deepcopy
+from sys import exit
+
+from vyos.config import Config
+from vyos.template import render
+from vyos.util import call
+from vyos import ConfigError
+
+config_file = r'/run/ser2net/ser2net.conf'
+
+default_config_data = {
+ 'devices': [],
+}
+
+def get_config():
+ ser2net = deepcopy(default_config_data)
+ conf = Config()
+ base = ['service', 'ser2net']
+
+ if not conf.exists(base):
+ return None
+ else:
+ conf.set_level(base)
+
+ for serial_port in conf.list_nodes(['device']):
+ conf.set_level(base + ['device', serial_port])
+ serial = {
+ 'data_bits': '',
+ 'parity': '',
+ 'port': '',
+ 'serial_port': '/dev/' + serial_port,
+ 'speed': '',
+ 'stop_bits': '',
+ 'timeout': '600'
+ }
+
+ if conf.exists(['data-bits']):
+ serial['data_bits'] = conf.return_value(['data-bits'])
+
+ if conf.exists(['stop-bits']):
+ serial['stop_bits'] = conf.return_value(['stop-bits'])
+
+ if conf.exists(['parity']):
+ serial['parity'] = conf.return_value(['parity'])
+
+ if conf.exists(['port']):
+ serial['port'] = conf.return_value(['port'])
+
+ if conf.exists(['speed']):
+ serial['speed'] = conf.return_value(['speed'])
+
+ ser2net['devices'].append(serial)
+
+ return ser2net
+
+def verify(ser2net):
+ if not ser2net:
+ return None
+
+ for device in ser2net['devices']:
+ if not os.path.exists('{serial_port}'.format(**device)):
+ raise ConfigError('Serial interface "{serial_port} does not exist"'
+ .format(**device))
+
+ for key in ['data_bits', 'parity', 'port', 'speed', 'stop_bits']:
+ if not device[key]:
+ value = key.replace('_','-')
+ raise ConfigError(f'{value} option must be defined!')
+
+ return None
+
+def generate(ser2net):
+ if not ser2net:
+ return None
+
+ render(config_file, 'ser2net/ser2net.conf.tmpl', ser2net)
+ return None
+
+def apply(ser2net):
+ if not ser2net:
+ call('systemctl stop ser2net.service')
+ if os.path.isfile(config_file):
+ os.unlink(config_file)
+
+ return None
+
+ call('systemctl restart ser2net.service')
+ return None
+
+if __name__ == '__main__':
+ try:
+ c = get_config()
+ verify(c)
+ generate(c)
+ apply(c)
+ except ConfigError as e:
+ print(e)
+ exit(1)