from collections import OrderedDict import json import os import platform import stat try: import unittest2 as unittest except ImportError: import unittest #from leap.base import constants #from leap.eip import config as eip_config #from leap import __branding as BRANDING from leap.eip import config as eipconfig from leap.eip.tests.data import EIP_SAMPLE_CONFIG, EIP_SAMPLE_SERVICE from leap.testing.basetest import BaseLeapTest from leap.util.fileutil import mkdir_p, mkdir_f _system = platform.system() #PROVIDER = BRANDING.get('provider_domain') #PROVIDER_SHORTNAME = BRANDING.get('short_name') class EIPConfigTest(BaseLeapTest): __name__ = "eip_config_tests" provider = "testprovider.example.org" def setUp(self): pass def tearDown(self): pass # # helpers # def touch_exec(self): path = os.path.join( self.tempdir, 'bin') mkdir_p(path) tfile = os.path.join( path, 'openvpn') open(tfile, 'wb').close() os.chmod(tfile, stat.S_IRUSR | stat.S_IWUSR | stat.S_IXUSR) def write_sample_eipservice(self, vpnciphers=False, extra_vpnopts=None, gateways=None): conf = eipconfig.EIPServiceConfig() mkdir_f(conf.filename) if gateways: EIP_SAMPLE_SERVICE['gateways'] = gateways if vpnciphers: openvpnconfig = OrderedDict({ "auth": "SHA1", "cipher": "AES-128-CBC", "tls-cipher": "DHE-RSA-AES128-SHA"}) if extra_vpnopts: for k, v in extra_vpnopts.items(): openvpnconfig[k] = v EIP_SAMPLE_SERVICE['openvpn_configuration'] = openvpnconfig with open(conf.filename, 'w') as fd: fd.write(json.dumps(EIP_SAMPLE_SERVICE)) def write_sample_eipconfig(self): conf = eipconfig.EIPConfig() folder, f = os.path.split(conf.filename) if not os.path.isdir(folder): mkdir_p(folder) with open(conf.filename, 'w') as fd: fd.write(json.dumps(EIP_SAMPLE_CONFIG)) def get_expected_openvpn_args(self, with_openvpn_ciphers=False): """ yeah, this is almost as duplicating the code for building the command """ args = [] eipconf = eipconfig.EIPConfig(domain=self.provider) eipconf.load() eipsconf = eipconfig.EIPServiceConfig(domain=self.provider) eipsconf.load() username = self.get_username() groupname = self.get_groupname() args.append('--client') args.append('--dev') #does this have to be tap for win?? args.append('tun') args.append('--persist-tun') args.append('--persist-key') args.append('--remote') args.append('%s' % eipconfig.get_eip_gateway( eipconfig=eipconf, eipserviceconfig=eipsconf)) # XXX get port!? args.append('1194') # XXX get proto args.append('udp') args.append('--tls-client') args.append('--remote-cert-tls') args.append('server') if with_openvpn_ciphers: CIPHERS = [ "--tls-cipher", "DHE-RSA-AES128-SHA", "--cipher", "AES-128-CBC", "--auth", "SHA1"] for opt in CIPHERS: args.append(opt) args.append('--user') args.append(username) args.append('--group') args.append(groupname) args.append('--management-client-user') args.append(username) args.append('--management-signal') args.append('--management') #XXX hey! #get platform switches here! args.append('/tmp/test.socket') args.append('unix') # certs # XXX get values from specs? args.append('--cert') args.append(os.path.join( self.home, '.config', 'leap', 'providers', '%s' % self.provider, 'keys', 'client', 'openvpn.pem')) args.append('--key') args.append(os.path.join( self.home, '.config', 'leap', 'providers', '%s' % self.provider, 'keys', 'client', 'openvpn.pem')) args.append('--ca') args.append(os.path.join( self.home, '.config', 'leap', 'providers', '%s' % self.provider, 'keys', 'ca', 'cacert.pem')) return args # build command string # these tests are going to have to check # many combinations. we should inject some # params in the function call, to disable # some checks. def test_get_eip_gateway(self): self.write_sample_eipconfig() eipconf = eipconfig.EIPConfig(domain=self.provider) # default eipservice self.write_sample_eipservice() eipsconf = eipconfig.EIPServiceConfig(domain=self.provider) gateway = eipconfig.get_eip_gateway( eipconfig=eipconf, eipserviceconfig=eipsconf) # in spec is local gateway by default self.assertEqual(gateway, '127.0.0.1') # change eipservice # right now we only check that cluster == selected primary gw in # eip.json, and pick first matching ip eipconf._config.config['primary_gateway'] = "foo_provider" newgateways = [{"cluster": "foo_provider", "ip_address": "127.0.0.99"}] self.write_sample_eipservice(gateways=newgateways) eipsconf = eipconfig.EIPServiceConfig(domain=self.provider) # load from disk file eipsconf.load() gateway = eipconfig.get_eip_gateway( eipconfig=eipconf, eipserviceconfig=eipsconf) self.assertEqual(gateway, '127.0.0.99') # change eipservice, several gateways # right now we only check that cluster == selected primary gw in # eip.json, and pick first matching ip eipconf._config.config['primary_gateway'] = "bar_provider" newgateways = [{"cluster": "foo_provider", "ip_address": "127.0.0.99"}, {'cluster': "bar_provider", "ip_address": "127.0.0.88"}] self.write_sample_eipservice(gateways=newgateways) eipsconf = eipconfig.EIPServiceConfig(domain=self.provider) # load from disk file eipsconf.load() gateway = eipconfig.get_eip_gateway( eipconfig=eipconf, eipserviceconfig=eipsconf) self.assertEqual(gateway, '127.0.0.88') def test_build_ovpn_command_empty_config(self): self.touch_exec() self.write_sample_eipservice() self.write_sample_eipconfig() from leap.eip import config as eipconfig from leap.util.fileutil import which path = os.environ['PATH'] vpnbin = which('openvpn', path=path) #print 'path =', path #print 'vpnbin = ', vpnbin vpncommand, vpnargs = eipconfig.build_ovpn_command( do_pkexec_check=False, vpnbin=vpnbin, socket_path="/tmp/test.socket", provider=self.provider) self.assertEqual(vpncommand, self.home + '/bin/openvpn') self.assertEqual(vpnargs, self.get_expected_openvpn_args()) def test_build_ovpn_command_openvpnoptions(self): self.touch_exec() from leap.eip import config as eipconfig from leap.util.fileutil import which path = os.environ['PATH'] vpnbin = which('openvpn', path=path) self.write_sample_eipconfig() # regular run, everything normal self.write_sample_eipservice(vpnciphers=True) vpncommand, vpnargs = eipconfig.build_ovpn_command( do_pkexec_check=False, vpnbin=vpnbin, socket_path="/tmp/test.socket", provider=self.provider) self.assertEqual(vpncommand, self.home + '/bin/openvpn') expected = self.get_expected_openvpn_args( with_openvpn_ciphers=True) self.assertEqual(vpnargs, expected) # bad options -- illegal options self.write_sample_eipservice( vpnciphers=True, # WE ONLY ALLOW vpn options in auth, cipher, tls-cipher extra_vpnopts={"notallowedconfig": "badvalue"}) vpncommand, vpnargs = eipconfig.build_ovpn_command( do_pkexec_check=False, vpnbin=vpnbin, socket_path="/tmp/test.socket", provider=self.provider) self.assertEqual(vpncommand, self.home + '/bin/openvpn') expected = self.get_expected_openvpn_args( with_openvpn_ciphers=True) self.assertEqual(vpnargs, expected) # bad options -- illegal chars self.write_sample_eipservice( vpnciphers=True, # WE ONLY ALLOW A-Z09\- extra_vpnopts={"cipher": "AES-128-CBC;FOOTHING"}) vpncommand, vpnargs = eipconfig.build_ovpn_command( do_pkexec_check=False, vpnbin=vpnbin, socket_path="/tmp/test.socket", provider=self.provider) self.assertEqual(vpncommand, self.home + '/bin/openvpn') expected = self.get_expected_openvpn_args( with_openvpn_ciphers=True) self.assertEqual(vpnargs, expected) if __name__ == "__main__": unittest.main()