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#!/usr/bin/env python3
#
# Copyright (C) 2023 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 sys
import tabulate
import vyos.opmode
from vyos.util import cmd
from vyos.util import process_named_running
from vyos.util import colon_separated_to_dict
def _get_formatted_output(output_dict: dict) -> str:
"""
Create formatted table for CLI output
:param output_dict: dictionary for API
:type output_dict: dict
:return: tabulate string
:rtype: str
"""
print(f"Status: {output_dict['Status']}")
output: str = tabulate.tabulate(output_dict['routes'], headers='keys',
numalign="left")
return output
def _get_formatted_dict(output_string: str) -> dict:
"""
Format string returned from CMD to API list
:param output_string: String received by CMD
:type output_string: str
:return: dictionary for API
:rtype: dict
"""
formatted_dict: dict = {
'Status': '',
'routes': []
}
output_list: list = output_string.split('\n\n')
for list_a in output_list:
output_dict = colon_separated_to_dict(list_a, True)
if 'Status' in output_dict:
formatted_dict['Status'] = output_dict['Status']
else:
formatted_dict['routes'].append(output_dict)
return formatted_dict
def show_interface(raw: bool):
"""
Command 'show nhrp interface'
:param raw: if API
:type raw: bool
"""
if not process_named_running('opennhrp'):
raise vyos.opmode.UnconfiguredSubsystem('OpenNHRP is not running.')
interface_string: str = cmd('sudo opennhrpctl interface show')
interface_dict: dict = _get_formatted_dict(interface_string)
if raw:
return interface_dict
else:
return _get_formatted_output(interface_dict)
def show_tunnel(raw: bool):
"""
Command 'show nhrp tunnel'
:param raw: if API
:type raw: bool
"""
if not process_named_running('opennhrp'):
raise vyos.opmode.UnconfiguredSubsystem('OpenNHRP is not running.')
tunnel_string: str = cmd('sudo opennhrpctl show')
tunnel_dict: list = _get_formatted_dict(tunnel_string)
if raw:
return tunnel_dict
else:
return _get_formatted_output(tunnel_dict)
if __name__ == '__main__':
try:
res = vyos.opmode.run(sys.modules[__name__])
if res:
print(res)
except (ValueError, vyos.opmode.Error) as e:
print(e)
sys.exit(1)
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