mirror of
https://github.com/freedombox/FreedomBox.git
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415e1eb4ba
Signed-off-by: James Valleroy <jvalleroy@mailbox.org> Reviewed-by: Sunil Mohan Adapa <sunil@medhas.org>
99 lines
2.9 KiB
Python
Executable File
99 lines
2.9 KiB
Python
Executable File
#!/usr/bin/python3
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#
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# This file is part of FreedomBox.
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as
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# published by the Free Software Foundation, either version 3 of the
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# License, or (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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"""
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Configuration helper for WireGuard.
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"""
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import argparse
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import json
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import subprocess
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SERVER_INTERFACE = 'wg0'
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def parse_arguments():
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"""Return parsed command line arguments as dictionary."""
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parser = argparse.ArgumentParser()
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subparsers = parser.add_subparsers(dest='subcommand', help='Sub command')
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subparsers.add_parser('setup', help='Setup WireGuard')
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subparsers.add_parser('list-clients', help='List all clients')
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add_client = subparsers.add_parser('add-client', help='Add a client')
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add_client.add_argument('publickey', help='Public key for the client')
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remove_client = subparsers.add_parser('remove-client',
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help='Remove a client')
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remove_client.add_argument('publickey', help='Public key for the client')
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subparsers.required = True
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return parser.parse_args()
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def subcommand_setup(_):
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"""Setup WireGuard."""
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subprocess.run(
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['ip', 'link', 'add', 'dev', SERVER_INTERFACE, 'type', 'wireguard'],
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check=True)
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def subcommand_list_clients(_):
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"""List all clients."""
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clients = []
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output = subprocess.check_output(
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['wg', 'show', SERVER_INTERFACE, 'latest-handshakes']).decode().strip()
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for client_info in output.split('\n'):
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try:
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public_key, latest_handshake = client_info.split()
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except ValueError:
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continue
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clients.append({
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'public_key': public_key,
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'latest_handshake': latest_handshake,
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})
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print(json.dumps(clients))
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def subcommand_add_client(arguments):
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"""Add a client."""
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subprocess.run(
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['wg', 'set', SERVER_INTERFACE, 'peer', arguments.publickey],
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check=True)
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def subcommand_remove_client(arguments):
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"""Remove a client."""
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subprocess.run(
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['wg', 'set', SERVER_INTERFACE, 'peer', arguments.publickey, 'remove'],
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check=True)
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def main():
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"""Parse arguments and perform all duties."""
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arguments = parse_arguments()
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subcommand = arguments.subcommand.replace('-', '_')
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subcommand_method = globals()['subcommand_' + subcommand]
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subcommand_method(arguments)
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if __name__ == '__main__':
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main()
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