diff options
Diffstat (limited to 'src/conf_mode/vpn_pptp.py')
| -rwxr-xr-x | src/conf_mode/vpn_pptp.py | 175 |
1 files changed, 72 insertions, 103 deletions
diff --git a/src/conf_mode/vpn_pptp.py b/src/conf_mode/vpn_pptp.py index 8108a9670..9e8d1c08b 100755 --- a/src/conf_mode/vpn_pptp.py +++ b/src/conf_mode/vpn_pptp.py @@ -17,47 +17,36 @@ import os import re +from copy import deepcopy 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, get_half_cpus +from vyos.util import call, get_half_cpus from vyos.template import render +pptp_conf = '/run/accel-pppd/pptp.conf' +pptp_chap_secrets = '/run/accel-pppd/pptp.chap-secrets' -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 -### - +default_pptp = { + 'authentication': { + 'mode': 'local', + 'local-users': { + }, + 'radiussrv': {}, + 'auth_proto': 'auth_mschap_v2', + 'mppe': 'require' + }, + 'chap_secrets_file': pptp_chap_secrets, # used in Jinja2 template + 'outside_addr': '', + 'dns': [], + 'wins': [], + 'client_ip_pool': '', + 'mtu': '1436', + 'thread_cnt': get_half_cpus() +} def get_config(): c = Config() @@ -65,43 +54,28 @@ def get_config(): 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', - 'thread_cnt': get_half_cpus() - } + pptp = deepcopy(default_pptp) ### general options ### if c.exists(['dns-servers', 'server-1']): - config_data['dns'].append(c.return_value(['dns-servers', 'server-1'])) + pptp['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'])) + pptp['dns'].append(c.return_value(['dns-servers', 'server-2'])) if c.exists(['wins-servers', 'server-1']): - config_data['wins'].append( + pptp['wins'].append( c.return_value(['wins-servers', 'server-1'])) if c.exists(['wins-servers', 'server-2']): - config_data['wins'].append( + pptp['wins'].append( c.return_value(['wins-servers', 'server-2'])) if c.exists(['outside-address']): - config_data['outside_addr'] = c.return_value(['outside-address']) + pptp['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( + pptp['authentication']['local-users'].update( { usr: { 'passwd': '', @@ -112,18 +86,18 @@ def get_config(): ) if c.exists(['authentication', 'local-users', 'username', usr, 'password']): - config_data['authentication']['local-users'][usr]['passwd'] = c.return_value( + pptp['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' + pptp['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( + pptp['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' + pptp['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']): @@ -137,7 +111,7 @@ def get_config(): reql = c.return_value( ['authentication', 'radius', 'server', rsrv, 'req-limit']) - config_data['authentication']['radiussrv'].update( + pptp['authentication']['radiussrv'].update( { rsrv: { 'secret': c.return_value(['authentication', 'radius', 'server', rsrv, 'key']), @@ -149,91 +123,86 @@ def get_config(): if c.exists(['client-ip-pool']): if c.exists(['client-ip-pool', 'start']): - config_data['client_ip_pool'] = c.return_value( + pptp['client_ip_pool'] = c.return_value( ['client-ip-pool', 'start']) if c.exists(['client-ip-pool', 'stop']): - config_data['client_ip_pool'] += '-' + \ + pptp['client_ip_pool'] += '-' + \ re.search( '[0-9]+$', c.return_value(['client-ip-pool', 'stop'])).group(0) if c.exists(['mtu']): - config_data['mtu'] = c.return_value(['mtu']) + pptp['mtu'] = c.return_value(['mtu']) # gateway address if c.exists(['gateway-address']): - config_data['gw_ip'] = c.return_value(['gateway-address']) + pptp['gw_ip'] = c.return_value(['gateway-address']) else: - config_data['gw_ip'] = re.sub( - '[0-9]+$', '1', config_data['client_ip_pool']) + pptp['gw_ip'] = re.sub( + '[0-9]+$', '1', pptp['client_ip_pool']) if c.exists(['authentication', 'require']): if c.return_value(['authentication', 'require']) == 'pap': - config_data['authentication']['auth_proto'] = 'auth_pap' + pptp['authentication']['auth_proto'] = 'auth_pap' if c.return_value(['authentication', 'require']) == 'chap': - config_data['authentication']['auth_proto'] = 'auth_chap_md5' + pptp['authentication']['auth_proto'] = 'auth_chap_md5' if c.return_value(['authentication', 'require']) == 'mschap': - config_data['authentication']['auth_proto'] = 'auth_mschap_v1' + pptp['authentication']['auth_proto'] = 'auth_mschap_v1' if c.return_value(['authentication', 'require']) == 'mschap-v2': - config_data['authentication']['auth_proto'] = 'auth_mschap_v2' + pptp['authentication']['auth_proto'] = 'auth_mschap_v2' if c.exists(['authentication', 'mppe']): - config_data['authentication']['mppe'] = c.return_value( + pptp['authentication']['mppe'] = c.return_value( ['authentication', 'mppe']) - return config_data + return pptp -def verify(c): - if c == None: +def verify(pptp): + if not pptp: return None - if c['authentication']['mode'] == 'local': - if not c['authentication']['local-users']: + if pptp['authentication']['mode'] == 'local': + if not pptp['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']: + for usr in pptp['authentication']['local-users']: + if not pptp['authentication']['local-users'][usr]['passwd']: raise ConfigError('user ' + usr + ' requires a password') - if c['authentication']['mode'] == 'radius': - if len(c['authentication']['radiussrv']) == 0: + if pptp['authentication']['mode'] == 'radius': + if len(pptp['authentication']['radiussrv']) == 0: raise ConfigError('radius server required') - for rsrv in c['authentication']['radiussrv']: - if c['authentication']['radiussrv'][rsrv]['secret'] == None: + for rsrv in pptp['authentication']['radiussrv']: + if pptp['authentication']['radiussrv'][rsrv]['secret'] == None: raise ConfigError('radius server ' + rsrv + ' needs a secret configured') -def generate(c): - if c == None: +def generate(pptp): + if not pptp: return None - render(pptp_conf, 'pptp/pptp.config.tmpl', c, trim_blocks=True) + dirname = os.path.dirname(pptp_conf) + if not os.path.exists(dirname): + os.mkdir(dirname) + + render(pptp_conf, 'pptp/pptp.config.tmpl', pptp, trim_blocks=True) - if c['authentication']['local-users']: + if pptp['authentication']['local-users']: old_umask = os.umask(0o077) - render(chap_secrets, 'pptp/chap-secrets.tmpl', c, trim_blocks=True) + render(pptp_chap_secrets, 'pptp/chap-secrets.tmpl', pptp, 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) +def apply(pptp): + if not pptp: + call('systemctl stop accel-ppp@pptp.service') + for file in [pptp_conf, pptp_chap_secrets]: + if os.path.exists(file): + os.unlink(file) + 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') + call('systemctl restart accel-ppp@pptp.service') if __name__ == '__main__': try: |