From b509bbf0c0bf33f39e67f0aa8df481ef15d6bae9 Mon Sep 17 00:00:00 2001
From: Christian Poessinger <christian@poessinger.com>
Date: Thu, 18 Jun 2020 23:09:58 +0200
Subject: console-server: T2490: rename CLI to console-server

---
 src/conf_mode/service_console-server.py | 108 ++++++++++++++++++++++++++++++++
 1 file changed, 108 insertions(+)
 create mode 100755 src/conf_mode/service_console-server.py

(limited to 'src/conf_mode/service_console-server.py')

diff --git a/src/conf_mode/service_console-server.py b/src/conf_mode/service_console-server.py
new file mode 100755
index 000000000..087b13c04
--- /dev/null
+++ b/src/conf_mode/service_console-server.py
@@ -0,0 +1,108 @@
+#!/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 sys import exit
+
+from vyos.config import Config
+from vyos.configdict import dict_merge
+from vyos.template import render
+from vyos.util import call
+from vyos import ConfigError
+
+config_file = r'/run/conserver/conserver.cf'
+
+# Default values are necessary until the implementation of T2588 is completed
+default_values = {
+    'data_bits': '8',
+    'parity': 'none',
+    'stop_bits': '1'
+}
+
+def get_config():
+    conf = Config()
+    base = ['service', 'console-server']
+
+    if not conf.exists(base):
+        return None
+
+    # Retrieve CLI representation as dictionary
+    proxy = conf.get_config_dict(base, key_mangling=('-', '_'))
+    # The retrieved dictionary will look something like this:
+    #
+    # {'device': {'usb0b2.4p1.0': {'speed': '9600'},
+    #             'usb0b2.4p1.1': {'data_bits': '8',
+    #                              'parity': 'none',
+    #                              'speed': '115200',
+    #                              'stop_bits': '2'}}}
+
+    # We have gathered the dict representation of the CLI, but there are default
+    # options which we need to update into the dictionary retrived.
+    for device in proxy['device'].keys():
+        tmp = dict_merge(default_values, proxy['device'][device])
+        proxy['device'][device] = tmp
+
+    return proxy
+
+def verify(proxy):
+    if not proxy:
+        return None
+
+    for tmp in proxy['device']:
+        device = proxy['device'][tmp]
+        if not device['speed']:
+            raise ConfigError(f'Serial port speed must be defined for "{tmp}"!')
+
+        if 'ssh' in device.keys():
+            if 'port' not in device['ssh'].keys():
+                raise ConfigError(f'SSH port must be defined for "{tmp}"!')
+
+    return None
+
+def generate(proxy):
+    if not proxy:
+        return None
+
+    render(config_file, 'conserver/conserver.conf.tmpl', proxy)
+    return None
+
+def apply(proxy):
+    call('systemctl stop conserver-server.service')
+    call('systemctl stop dropbear@*.service')
+
+    if not proxy:
+        if os.path.isfile(config_file):
+            os.unlink(config_file)
+        return None
+
+    call('systemctl restart conserver-server.service')
+
+    for device in proxy['device']:
+        if 'ssh' in proxy['device'][device].keys():
+            call('systemctl restart dropbear@{device}.service')
+
+    return None
+
+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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