From e9a2c4b96edc52ea114451ece6884845ad18ba6f Mon Sep 17 00:00:00 2001 From: Christian Poessinger Date: Sat, 18 Apr 2020 17:56:19 +0200 Subject: ipoe-server: T2324: remove boilerplate code and adjust to other accel implementations --- src/conf_mode/service_ipoe-server.py | 403 +++++++++++++++++----------------- src/conf_mode/service_pppoe-server.py | 1 + 2 files changed, 203 insertions(+), 201 deletions(-) (limited to 'src/conf_mode') diff --git a/src/conf_mode/service_ipoe-server.py b/src/conf_mode/service_ipoe-server.py index 76aa80a10..e0a607629 100755 --- a/src/conf_mode/service_ipoe-server.py +++ b/src/conf_mode/service_ipoe-server.py @@ -17,174 +17,227 @@ import os import re +from copy import deepcopy +from stat import S_IRUSR, S_IWUSR, S_IRGRP from sys import exit -from time import sleep -from stat import S_IRUSR, S_IWUSR, S_IRGRP from vyos.config import Config from vyos import ConfigError -from vyos.util import call +from vyos.util import call, get_half_cpus from vyos.template import render - ipoe_conf = '/run/accel-pppd/ipoe.conf' ipoe_chap_secrets = '/run/accel-pppd/ipoe.chap-secrets' - -def _get_cpu(): - cpu_cnt = 1 - if os.cpu_count() == 1: - cpu_cnt = 1 - else: - cpu_cnt = int(os.cpu_count()/2) - return cpu_cnt - +default_config_data = { + 'auth_mode': 'local', + 'auth_interfaces': [], + 'chap_secrets_file': ipoe_chap_secrets, # used in Jinja2 template + 'interfaces': [], + 'dnsv4': [], + 'dnsv6': [], + 'client_ipv6_pool': [], + 'client_ipv6_delegate_prefix': [], + 'radius_server': [], + 'radius_acct_tmo': '3', + 'radius_max_try': '3', + 'radius_timeout': '3', + 'radius_nas_id': '', + 'radius_nas_ip': '', + 'radius_source_address': '', + 'radius_shaper_attr': '', + 'radius_shaper_vendor': '', + 'radius_dynamic_author': '', + 'thread_cnt': get_half_cpus() +} def get_config(): - c = Config() - if not c.exists(['service', 'ipoe-server']): + conf = Config() + base_path = ['service', 'ipoe-server'] + if not conf.exists(base_path): return None - config_data = { - 'chap_secrets_file' : ipoe_chap_secrets - } + conf.set_level(base_path) + ipoe = deepcopy(default_config_data) - c.set_level(['service', 'ipoe-server']) - config_data['interfaces'] = {} - for intfc in c.list_nodes(['interface']): - config_data['interfaces'][intfc] = { + for interface in conf.list_nodes(['interface']): + tmp = { 'mode': 'L2', + 'name': interface, 'shared': '1', - # may need a conifg option, can be dhcpv4 or up for unclassified pkts + # may need a config option, can be dhcpv4 or up for unclassified pkts 'sess_start': 'dhcpv4', 'range': None, 'ifcfg': '1', 'vlan_mon': [] } - config_data['dns'] = { - 'server1': None, - 'server2': None - } - config_data['dnsv6'] = { - 'server1': None, - 'server2': None, - 'server3': None - } - config_data['ipv6'] = { - 'prfx': [], - 'pd': [], - } - config_data['auth'] = { - 'auth_if': {}, - 'mech': 'noauth', - 'radius': {}, - 'radsettings': { - 'dae-server': {} + + conf.set_level(base_path + ['interface', interface]) + + if conf.exists(['network-mode']): + tmp['mode'] = conf.return_value(['network-mode']) + + if conf.exists(['network']): + mode = conf.return_value(['network']) + if mode == 'vlan': + tmp['shared'] = '0' + + if conf.exists(['vlan-id']): + tmp['vlan_mon'] += conf.return_values(['vlan-id']) + + if conf.exists(['vlan-range']): + tmp['vlan_mon'] += conf.return_values(['vlan-range']) + + if conf.exists(['client-subnet']): + tmp['range'] = conf.return_value(['client-subnet']) + + ipoe['interfaces'].append(tmp) + + conf.set_level(base_path) + for server in ['server-1', 'server-2']: + if conf.exists(['dns-server', server]): + tmp = conf.return_value(['dns-server', server]) + ipoe['dnsv4'].append(tmp) + + for server in ['server-1', 'server-2', 'server-3']: + if conf.exists(['dnsv6-server', server]): + tmp = conf.return_value(['dnsv6-server', server]) + ipoe['dnsv6'].append(tmp) + + if conf.exists(['authentication', 'mode']): + ipoe['auth_mode'] = conf.return_value(['authentication', 'mode']) + + if conf.exists(['authentication', 'interface']): + for interface in conf.list_nodes(['authentication', 'interface']): + tmp = { + 'name': interface, + 'mac': [] + } + for client in conf.list_nodes(base_path + ['authentication', 'interface', interface, 'mac-address']): + mac = { + 'address': mac, + 'rate_download': '', + 'rate_upload': '', + 'vlan_id': '' + } + conf.set_level(base_path + ['authentication', 'interface', interface, 'mac-address', client]) + + if conf.exists(['rate-limit', 'download']): + mac['rate_download'] = conf.return_value(['rate-limit', 'download']) + + if conf.exists(['rate-limit', 'upload']): + mac['rate_upload'] = conf.return_value(['rate-limit', 'upload']) + + if conf.exists(['vlan-id']): + mac['vlan'] = conf.return_value(['vlan-id']) + + tmp['mac'].append(mac) + + ipoe['auth_interfaces'].append(tmp) + + # + # authentication mode radius servers and settings + if conf.exists(['authentication', 'mode', 'radius']): + for server in conf.list_nodes(['authentication', 'radius-server']): + radius = { + 'server' : server, + 'key' : '', + 'fail_time' : 0, + 'port' : '1812' } + + conf.set_level(base_path + ['authentication', 'radius-server', server]) + + if conf.exists(['fail-time']): + radius['fail-time'] = conf.return_value(['fail-time']) + + if conf.exists(['port']): + radius['port'] = conf.return_value(['port']) + + if conf.exists(['key']): + radius['key'] = conf.return_value(['key']) + + if not conf.exists(['disable']): + ipoe['radius_server'].append(radius) + + # + # advanced radius-setting + conf.set_level(base_path + ['authentication', 'radius-settings']) + if conf.exists(['acct-timeout']): + ipoe['radius_acct_tmo'] = conf.return_value(['acct-timeout']) + + if conf.exists(['max-try']): + ipoe['radius_max_try'] = conf.return_value(['max-try']) + + if conf.exists(['timeout']): + ipoe['radius_timeout'] = conf.return_value(['timeout']) + + if conf.exists(['nas-identifier']): + ipoe['radius_nas_id'] = conf.return_value(['nas-identifier']) + + if conf.exists(['nas-ip-address']): + ipoe['radius_nas_ip'] = conf.return_value(['nas-ip-address']) + + if conf.exists(['source-address']): + ipoe['radius_source_address'] = conf.return_value(['source-address']) + + # Dynamic Authorization Extensions (DOA)/Change Of Authentication (COA) + if conf.exists(['dynamic-author']): + dae = { + 'port' : '', + 'server' : '', + 'key' : '' } - if c.exists(['interface', intfc, 'network-mode']): - config_data['interfaces'][intfc]['mode'] = c.return_value( - ['interface', intfc, 'network-mode']) - if c.return_value(['interface', intfc, 'network']) == 'vlan': - config_data['interfaces'][intfc]['shared'] = '0' - if c.exists(['interface', intfc, 'vlan-id']): - config_data['interfaces'][intfc]['vlan_mon'] += c.return_values( - ['interface', intfc, 'vlan-id']) - if c.exists(['interface', intfc, 'vlan-range']): - config_data['interfaces'][intfc]['vlan_mon'] += c.return_values( - ['interface', intfc, 'vlan-range']) - if c.exists(['interface', intfc, 'client-subnet']): - config_data['interfaces'][intfc]['range'] = c.return_value( - ['interface', intfc, 'client-subnet']) - if c.exists(['dns-server', 'server-1']): - config_data['dns']['server1'] = c.return_value( - ['dns-server', 'server-1']) - if c.exists(['dns-server', 'server-2']): - config_data['dns']['server2'] = c.return_value( - ['dns-server', 'server-2']) - if c.exists(['dnsv6-server', 'server-1']): - config_data['dnsv6']['server1'] = c.return_value( - ['dnsv6-server', 'server-1']) - if c.exists(['dnsv6-server', 'server-2']): - config_data['dnsv6']['server2'] = c.return_value( - ['dnsv6-server', 'server-2']) - if c.exists(['dnsv6-server', 'server-3']): - config_data['dnsv6']['server3'] = c.return_value( - ['dnsv6-server', 'server-3']) - if not c.exists(['authentication', 'mode', 'noauth']): - config_data['auth']['mech'] = c.return_value( - ['authentication', 'mode']) - if c.exists(['authentication', 'mode', 'local']): - for auth_int in c.list_nodes(['authentication', 'interface']): - for mac in c.list_nodes(['authentication', 'interface', auth_int, 'mac-address']): - config_data['auth']['auth_if'][auth_int] = {} - if c.exists(['authentication', 'interface', auth_int, 'mac-address', mac, 'rate-limit']): - config_data['auth']['auth_if'][auth_int][mac] = {} - config_data['auth']['auth_if'][auth_int][mac]['up'] = c.return_value( - ['authentication', 'interface', auth_int, 'mac-address', mac, 'rate-limit upload']) - config_data['auth']['auth_if'][auth_int][mac]['down'] = c.return_value( - ['authentication', 'interface', auth_int, 'mac-address', 'mac', 'rate-limit download']) - else: - config_data['auth']['auth_if'][auth_int][mac] = {} - config_data['auth']['auth_if'][auth_int][mac]['up'] = None - config_data['auth']['auth_if'][auth_int][mac]['down'] = None - # client vlan-id - if c.exists(['authentication', 'interface', auth_int, 'mac-address', mac, 'vlan-id']): - config_data['auth']['auth_if'][auth_int][mac]['vlan'] = c.return_value( - ['authentication', 'interface', auth_int, 'mac-address', mac, 'vlan-id']) - if c.exists(['authentication', 'mode', 'radius']): - for rsrv in c.list_nodes(['authentication', 'radius-server']): - config_data['auth']['radius'][rsrv] = {} - if c.exists(['authentication', 'radius-server', rsrv, 'secret']): - config_data['auth']['radius'][rsrv]['secret'] = c.return_value( - ['authentication', 'radius-server', rsrv, 'secret']) - else: - config_data['auth']['radius'][rsrv]['secret'] = None - if c.exists(['authentication', 'radius-server', rsrv, 'fail-time']): - config_data['auth']['radius'][rsrv]['fail-time'] = c.return_value( - ['authentication', 'radius-server', rsrv, 'fail-time']) - else: - config_data['auth']['radius'][rsrv]['fail-time'] = '0' - if c.exists(['authentication', 'radius-server', rsrv, 'req-limit']): - config_data['auth']['radius'][rsrv]['req-limit'] = c.return_value( - ['authentication', 'radius-server', rsrv, 'req-limit']) - else: - config_data['auth']['radius'][rsrv]['req-limit'] = '0' - if c.exists(['authentication', 'radius-settings']): - if c.exists(['authentication', 'radius-settings', 'timeout']): - config_data['auth']['radsettings']['timeout'] = c.return_value( - ['authentication', 'radius-settings', 'timeout']) - if c.exists(['authentication', 'radius-settings', 'nas-ip-address']): - config_data['auth']['radsettings']['nas-ip-address'] = c.return_value( - ['authentication', 'radius-settings', 'nas-ip-address']) - if c.exists(['authentication', 'radius-settings', 'nas-identifier']): - config_data['auth']['radsettings']['nas-identifier'] = c.return_value( - ['authentication', 'radius-settings', 'nas-identifier']) - if c.exists(['authentication', 'radius-settings', 'max-try']): - config_data['auth']['radsettings']['max-try'] = c.return_value( - ['authentication', 'radius-settings', 'max-try']) - if c.exists(['authentication', 'radius-settings', 'acct-timeout']): - config_data['auth']['radsettings']['acct-timeout'] = c.return_value( - ['authentication', 'radius-settings', 'acct-timeout']) - if c.exists(['authentication', 'radius-settings', 'dae-server', 'ip-address']): - config_data['auth']['radsettings']['dae-server']['ip-address'] = c.return_value( - ['authentication', 'radius-settings', 'dae-server', 'ip-address']) - if c.exists(['authentication', 'radius-settings', 'dae-server', 'port']): - config_data['auth']['radsettings']['dae-server']['port'] = c.return_value( - ['authentication', 'radius-settings', 'dae-server', 'port']) - if c.exists(['authentication', 'radius-settings', 'dae-server', 'secret']): - config_data['auth']['radsettings']['dae-server']['secret'] = c.return_value( - ['authentication', 'radius-settings', 'dae-server', 'secret']) - - if c.exists(['client-ipv6-pool', 'prefix']): - config_data['ipv6']['prfx'] = c.return_values( - ['client-ipv6-pool', 'prefix']) - if c.exists(['client-ipv6-pool', 'delegate-prefix']): - config_data['ipv6']['pd'] = c.return_values( - ['client-ipv6-pool', 'delegate-prefix']) - - return config_data + if conf.exists(['dynamic-author', 'ip-address']): + dae['server'] = conf.return_value(['dynamic-author', 'ip-address']) + + if conf.exists(['dynamic-author', 'port']): + dae['port'] = conf.return_value(['dynamic-author', 'port']) + + if conf.exists(['dynamic-author', 'secret']): + dae['key'] = conf.return_value(['dynamic-author', 'secret']) + + ipoe['radius_dynamic_author'] = dae + + + conf.set_level(base_path) + if conf.exists(['client-ipv6-pool', 'prefix']): + ipoe['client_ipv6_pool'] = conf.return_values(['client-ipv6-pool', 'prefix']) + + if conf.exists(['client-ipv6-pool', 'delegate-prefix']): + ipoe['client_ipv6_delegate_prefix'] = conf.return_values(['client-ipv6-pool', 'delegate-prefix']) + + return ipoe + + +def verify(ipoe): + if not ipoe: + return None + + import pprint + pprint.pprint(ipoe) + + if not ipoe['interfaces']: + raise ConfigError('No IPoE interface configured') + + for interface in ipoe['interfaces']: + if not interface['range']: + raise ConfigError(f'No IPoE client subnet defined on interface "{{ interface }}"') + + if ipoe['auth_mode'] == 'radius': + if len(ipoe['radius_server']) == 0: + raise ConfigError('RADIUS authentication requires at least one server') + + for radius in ipoe['radius_server']: + if not radius['key']: + server = radius['server'] + raise ConfigError(f'Missing RADIUS secret key for server "{{ server }}"') + + if ipoe['client_ipv6_delegate_prefix'] and not ipoe['client_ipv6_pool']: + raise ConfigError('IPoE IPv6 deletate-prefix requires IPv6 prefix to be configured!') + + return None def generate(ipoe): @@ -195,10 +248,9 @@ def generate(ipoe): if not os.path.exists(dirname): os.mkdir(dirname) - ipoe['thread_cnt'] = _get_cpu() render(ipoe_conf, 'ipoe-server/ipoe.config.tmpl', ipoe, trim_blocks=True) - if ipoe['auth']['mech'] == 'local': + if ipoe['auth_mode'] == 'local': render(ipoe_chap_secrets, 'ipoe-server/chap-secrets.tmpl', ipoe) os.chmod(ipoe_chap_secrets, S_IRUSR | S_IWUSR | S_IRGRP) @@ -209,69 +261,18 @@ def generate(ipoe): return None -def verify(c): - if c == None or not c: - return None - - if not c['interfaces']: - raise ConfigError("service ipoe-server interface requires a value") - - for intfc in c['interfaces']: - if not c['interfaces'][intfc]['range']: - raise ConfigError("service ipoe-server interface " + - intfc + " client-subnet needs a value") - - if c['auth']['mech'] == 'radius': - if not c['auth']['radius']: - raise ConfigError( - "service ipoe-server authentication radius-server requires a value for authentication mode radius") - else: - for radsrv in c['auth']['radius']: - if not c['auth']['radius'][radsrv]['secret']: - raise ConfigError( - "service ipoe-server authentication radius-server " + radsrv + " secret requires a value") - - if c['auth']['radsettings']['dae-server']: - try: - if c['auth']['radsettings']['dae-server']['ip-address']: - pass - except: - raise ConfigError( - "service ipoe-server authentication radius-settings dae-server ip-address value required") - try: - if c['auth']['radsettings']['dae-server']['secret']: - pass - except: - raise ConfigError( - "service ipoe-server authentication radius-settings dae-server secret value required") - try: - if c['auth']['radsettings']['dae-server']['port']: - pass - except: - raise ConfigError( - "service ipoe-server authentication radius-settings dae-server port value required") - - if len(c['ipv6']['pd']) != 0 and len(c['ipv6']['prfx']) == 0: - raise ConfigError( - "service ipoe-server client-ipv6-pool prefix needs a value") - - return c - - def apply(ipoe): if ipoe == None: call('systemctl stop accel-ppp@ipoe.service') - - if os.path.exists(ipoe_conf): - os.unlink(ipoe_conf) - - if os.path.exists(ipoe_chap_secrets): - os.unlink(ipoe_chap_secrets) + for file in [ipoe_conf, ipoe_chap_secrets]: + if os.path.exists(file): + os.unlink(file) return None call('systemctl restart accel-ppp@ipoe.service') + raise ConfigError("faslkdjfhaslkjdfhklsjahdf") if __name__ == '__main__': try: diff --git a/src/conf_mode/service_pppoe-server.py b/src/conf_mode/service_pppoe-server.py index 13d0b1920..b791f1716 100755 --- a/src/conf_mode/service_pppoe-server.py +++ b/src/conf_mode/service_pppoe-server.py @@ -78,6 +78,7 @@ default_config_data = { 'radius_dynamic_author': '', 'sesscrtl': 'replace', 'snmp': False, + 'thread_cnt': '1' } def get_config(): -- cgit v1.2.3