diff options
Diffstat (limited to 'src/leap/eip/config.py')
| -rw-r--r-- | src/leap/eip/config.py | 92 |
1 files changed, 69 insertions, 23 deletions
diff --git a/src/leap/eip/config.py b/src/leap/eip/config.py index 42c00380..48e6e9a7 100644 --- a/src/leap/eip/config.py +++ b/src/leap/eip/config.py @@ -1,10 +1,12 @@ import logging import os import platform +import re import tempfile from leap import __branding as BRANDING from leap import certs +from leap.util.misc import null_check from leap.util.fileutil import (which, mkdir_p, check_and_fix_urw_only) from leap.base import config as baseconfig @@ -53,53 +55,80 @@ def get_socket_path(): socket_path = os.path.join( tempfile.mkdtemp(prefix="leap-tmp"), 'openvpn.socket') - logger.debug('socket path: %s', socket_path) + #logger.debug('socket path: %s', socket_path) return socket_path -def get_eip_gateway(provider=None): +def get_eip_gateway(eipconfig=None, eipserviceconfig=None): """ return the first host in eip service config that matches the name defined in the eip.json config file. """ - placeholder = "testprovider.example.org" - # XXX check for null on provider?? + # XXX eventually we should move to a more clever + # gateway selection. maybe we could return + # all gateways that match our cluster. + + null_check(eipconfig, "eipconfig") + null_check(eipserviceconfig, "eipserviceconfig") + PLACEHOLDER = "testprovider.example.org" - eipconfig = EIPConfig(domain=provider) - eipconfig.load() conf = eipconfig.config + eipsconf = eipserviceconfig.config primary_gateway = conf.get('primary_gateway', None) if not primary_gateway: - return placeholder + return PLACEHOLDER - eipserviceconfig = EIPServiceConfig(domain=provider) - eipserviceconfig.load() - eipsconf = eipserviceconfig.get_config() gateways = eipsconf.get('gateways', None) if not gateways: logger.error('missing gateways in eip service config') - return placeholder + return PLACEHOLDER + if len(gateways) > 0: for gw in gateways: - name = gw.get('name', None) - if not name: + clustername = gw.get('cluster', None) + if not clustername: + logger.error('no cluster name') return - if name == primary_gateway: - hosts = gw.get('hosts', None) - if not hosts: - logger.error('no hosts') + if clustername == primary_gateway: + # XXX at some moment, we must + # make this a more generic function, + # and return ports, protocols... + ipaddress = gw.get('ip_address', None) + if not ipaddress: + logger.error('no ip_address') return - if len(hosts) > 0: - return hosts[0] - else: - logger.error('no hosts') + return ipaddress logger.error('could not find primary gateway in provider' 'gateway list') +def get_cipher_options(eipserviceconfig=None): + """ + gathers optional cipher options from eip-service config. + :param eipserviceconfig: EIPServiceConfig instance + """ + null_check(eipserviceconfig, 'eipserviceconfig') + eipsconf = eipserviceconfig.get_config() + + ALLOWED_KEYS = ("auth", "cipher", "tls-cipher") + CIPHERS_REGEX = re.compile("[A-Z0-9\-]+") + opts = [] + if 'openvpn_configuration' in eipsconf: + config = eipserviceconfig.config.get( + "openvpn_configuration", {}) + for key, value in config.items(): + if key in ALLOWED_KEYS and value is not None: + sanitized_val = CIPHERS_REGEX.findall(value) + if len(sanitized_val) != 0: + _val = sanitized_val[0] + opts.append('--%s' % key) + opts.append('%s' % _val) + return opts + + def build_ovpn_options(daemon=False, socket_path=None, **kwargs): """ build a list of options @@ -116,6 +145,10 @@ def build_ovpn_options(daemon=False, socket_path=None, **kwargs): # things from there if present. provider = kwargs.pop('provider', None) + eipconfig = EIPConfig(domain=provider) + eipconfig.load() + eipserviceconfig = EIPServiceConfig(domain=provider) + eipserviceconfig.load() # get user/group name # also from config. @@ -137,11 +170,17 @@ def build_ovpn_options(daemon=False, socket_path=None, **kwargs): opts.append('--verb') opts.append("%s" % verbosity) - # remote + # remote ############################## + # (server, port, protocol) + opts.append('--remote') - gw = get_eip_gateway(provider=provider) + + gw = get_eip_gateway(eipconfig=eipconfig, + eipserviceconfig=eipserviceconfig) logger.debug('setting eip gateway to %s', gw) opts.append(str(gw)) + + # get port/protocol from eipservice too opts.append('1194') #opts.append('80') opts.append('udp') @@ -150,6 +189,13 @@ def build_ovpn_options(daemon=False, socket_path=None, **kwargs): opts.append('--remote-cert-tls') opts.append('server') + # get ciphers ####################### + + ciphers = get_cipher_options( + eipserviceconfig=eipserviceconfig) + for cipheropt in ciphers: + opts.append(str(cipheropt)) + # set user and group opts.append('--user') opts.append('%s' % user) |