diff options
Diffstat (limited to 'src/conf_mode/vpn-pptp.py')
| -rwxr-xr-x | src/conf_mode/vpn-pptp.py | 257 |
1 files changed, 0 insertions, 257 deletions
diff --git a/src/conf_mode/vpn-pptp.py b/src/conf_mode/vpn-pptp.py deleted file mode 100755 index 15b80f984..000000000 --- a/src/conf_mode/vpn-pptp.py +++ /dev/null @@ -1,257 +0,0 @@ -#!/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 -import re - -from socket import socket, AF_INET, SOCK_STREAM -from sys import exit -from time import sleep - -from vyos.config import Config -from vyos import ConfigError -from vyos.util import run -from vyos.template import render - - -pidfile = r'/var/run/accel_pptp.pid' -pptp_cnf_dir = r'/etc/accel-ppp/pptp' -chap_secrets = pptp_cnf_dir + '/chap-secrets' -pptp_conf = pptp_cnf_dir + '/pptp.config' - -# config path creation -if not os.path.exists(pptp_cnf_dir): - os.makedirs(pptp_cnf_dir) - -def _chk_con(): - cnt = 0 - s = socket(AF_INET, SOCK_STREAM) - while True: - try: - s.connect(("127.0.0.1", 2003)) - break - except ConnectionRefusedError: - sleep(0.5) - cnt += 1 - if cnt == 100: - raise("failed to start pptp server") - break - - -def _accel_cmd(command): - return run('/usr/bin/accel-cmd -p 2003 {command}') - -### -# inline helper functions end -### - - -def get_config(): - c = Config() - if not c.exists(['vpn', 'pptp', 'remote-access']): - return None - - c.set_level(['vpn', 'pptp', 'remote-access']) - config_data = { - 'authentication': { - 'mode': 'local', - 'local-users': { - }, - 'radiussrv': {}, - 'auth_proto': 'auth_mschap_v2', - 'mppe': 'require' - }, - 'outside_addr': '', - 'dns': [], - 'wins': [], - 'client_ip_pool': '', - 'mtu': '1436', - } - - ### general options ### - - if c.exists(['dns-servers', 'server-1']): - config_data['dns'].append(c.return_value(['dns-servers', 'server-1'])) - if c.exists(['dns-servers', 'server-2']): - config_data['dns'].append(c.return_value(['dns-servers', 'server-2'])) - if c.exists(['wins-servers', 'server-1']): - config_data['wins'].append( - c.return_value(['wins-servers', 'server-1'])) - if c.exists(['wins-servers', 'server-2']): - config_data['wins'].append( - c.return_value(['wins-servers', 'server-2'])) - if c.exists(['outside-address']): - config_data['outside_addr'] = c.return_value(['outside-address']) - - # auth local - if c.exists(['authentication', 'mode', 'local']): - if c.exists(['authentication', 'local-users', 'username']): - for usr in c.list_nodes(['authentication', 'local-users', 'username']): - config_data['authentication']['local-users'].update( - { - usr: { - 'passwd': '', - 'state': 'enabled', - 'ip': '' - } - } - ) - - if c.exists(['authentication', 'local-users', 'username', usr, 'password']): - config_data['authentication']['local-users'][usr]['passwd'] = c.return_value( - ['authentication', 'local-users', 'username', usr, 'password']) - if c.exists(['authentication', 'local-users', 'username', usr, 'disable']): - config_data['authentication']['local-users'][usr]['state'] = 'disable' - if c.exists(['authentication', 'local-users', 'username', usr, 'static-ip']): - config_data['authentication']['local-users'][usr]['ip'] = c.return_value( - ['authentication', 'local-users', 'username', usr, 'static-ip']) - - # authentication mode radius servers and settings - - if c.exists(['authentication', 'mode', 'radius']): - config_data['authentication']['mode'] = 'radius' - rsrvs = c.list_nodes(['authentication', 'radius', 'server']) - for rsrv in rsrvs: - if not c.return_value(['authentication', 'radius', 'server', rsrv, 'fail-time']): - ftime = '0' - else: - ftime = c.return_value( - ['authentication', 'radius', 'server', rsrv, 'fail-time']) - if not c.return_value(['authentication', 'radius-server', rsrv, 'req-limit']): - reql = '0' - else: - reql = c.return_value( - ['authentication', 'radius', 'server', rsrv, 'req-limit']) - - config_data['authentication']['radiussrv'].update( - { - rsrv: { - 'secret': c.return_value(['authentication', 'radius', 'server', rsrv, 'key']), - 'fail-time': ftime, - 'req-limit': reql - } - } - ) - - if c.exists(['client-ip-pool']): - if c.exists(['client-ip-pool', 'start']): - config_data['client_ip_pool'] = c.return_value( - ['client-ip-pool', 'start']) - if c.exists(['client-ip-pool', 'stop']): - config_data['client_ip_pool'] += '-' + \ - re.search( - '[0-9]+$', c.return_value(['client-ip-pool', 'stop'])).group(0) - if c.exists(['mtu']): - config_data['mtu'] = c.return_value(['mtu']) - - # gateway address - if c.exists(['gateway-address']): - config_data['gw_ip'] = c.return_value(['gateway-address']) - else: - config_data['gw_ip'] = re.sub( - '[0-9]+$', '1', config_data['client_ip_pool']) - - if c.exists(['authentication', 'require']): - if c.return_value(['authentication', 'require']) == 'pap': - config_data['authentication']['auth_proto'] = 'auth_pap' - if c.return_value(['authentication', 'require']) == 'chap': - config_data['authentication']['auth_proto'] = 'auth_chap_md5' - if c.return_value(['authentication', 'require']) == 'mschap': - config_data['authentication']['auth_proto'] = 'auth_mschap_v1' - if c.return_value(['authentication', 'require']) == 'mschap-v2': - config_data['authentication']['auth_proto'] = 'auth_mschap_v2' - - if c.exists(['authentication', 'mppe']): - config_data['authentication']['mppe'] = c.return_value( - ['authentication', 'mppe']) - - return config_data - - -def verify(c): - if c == None: - return None - - if c['authentication']['mode'] == 'local': - if not c['authentication']['local-users']: - raise ConfigError( - 'pptp-server authentication local-users required') - for usr in c['authentication']['local-users']: - if not c['authentication']['local-users'][usr]['passwd']: - raise ConfigError('user ' + usr + ' requires a password') - - if c['authentication']['mode'] == 'radius': - if len(c['authentication']['radiussrv']) == 0: - raise ConfigError('radius server required') - for rsrv in c['authentication']['radiussrv']: - if c['authentication']['radiussrv'][rsrv]['secret'] == None: - raise ConfigError('radius server ' + rsrv + - ' needs a secret configured') - - -def generate(c): - if c == None: - return None - - # accel-cmd reload doesn't work so any change results in a restart of the daemon - try: - if os.cpu_count() == 1: - c['thread_cnt'] = 1 - else: - c['thread_cnt'] = int(os.cpu_count()/2) - except KeyError: - if os.cpu_count() == 1: - c['thread_cnt'] = 1 - else: - c['thread_cnt'] = int(os.cpu_count()/2) - - render(pptp_conf, 'pptp/pptp.config.tmpl', c, trim_blocks=True) - - if c['authentication']['local-users']: - old_umask = os.umask(0o077) - render(chap_secrets, 'pptp/chap-secrets.tmpl', c, trim_blocks=True) - os.umask(old_umask) - # return c ?? - return c - - -def apply(c): - if c == None: - if os.path.exists(pidfile): - _accel_cmd('shutdown hard') - if os.path.exists(pidfile): - os.remove(pidfile) - return None - - if not os.path.exists(pidfile): - ret = run(f'/usr/sbin/accel-pppd -c {pptp_conf} -p {pidfile} -d') - _chk_con() - if ret != 0 and os.path.exists(pidfile): - os.remove(pidfile) - raise ConfigError('accel-pppd failed to start') - else: - # if gw ip changes, only restart doesn't work - _accel_cmd('restart') - -if __name__ == '__main__': - try: - c = get_config() - verify(c) - generate(c) - apply(c) - except ConfigError as e: - print(e) - exit(1) |