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-rw-r--r--src/leap/services/eip/eipconfig.py33
-rw-r--r--src/leap/services/eip/vpnlaunchers.py24
2 files changed, 31 insertions, 26 deletions
diff --git a/src/leap/services/eip/eipconfig.py b/src/leap/services/eip/eipconfig.py
index f7d03963..a85fe64a 100644
--- a/src/leap/services/eip/eipconfig.py
+++ b/src/leap/services/eip/eipconfig.py
@@ -52,33 +52,32 @@ class VPNGatewaySelector(object):
self._set_local_offset()
self._eipconfig = eipconfig
- def _get_best_gateway(self):
+ def get_gateways(self):
"""
- Returns index of the closest gateway, using timezones offsets.
+ Returns the 4 best gateways, sorted by timezone proximity.
- :rtype: int
+ :rtype: list of IPv4Address or IPv6Address object.
"""
- best_gateway = (-1, 99) # gateway, distance
+ gateways_timezones = []
locations = self._eipconfig.get_locations()
gateways = self._eipconfig.get_gateways()
+
for idx, gateway in enumerate(gateways):
- gateway_offset = int(locations[gateway['location']]['timezone'])
- gateway_distance = self._get_timezone_distance(gateway_offset)
- if gateway_distance < best_gateway[1]:
- best_gateway = (idx, gateway_distance)
+ gateway_location = gateway.get('location')
+ gateway_distance = 99 # if hasn't location -> should go last
- return best_gateway[0]
+ if gateway_location is not None:
+ gw_offset = int(locations[gateway['location']]['timezone'])
+ gateway_distance = self._get_timezone_distance(gw_offset)
- def get_best_gateway_ip(self):
- """
- Returns the ip of the best possible gateway.
+ ip = self._eipconfig.get_gateway_ip(idx)
+ gateways_timezones.append((ip, gateway_distance))
- :rtype: An IPv4Address or IPv6Address object.
- """
- best_gateway = self._get_best_gateway()
- gateway_ip = self._eipconfig.get_gateway_ip(best_gateway)
+ gateways_timezones = sorted(gateways_timezones,
+ key=lambda gw: gw[1])[:4]
- return gateway_ip
+ gateways = [ip for ip, dist in gateways_timezones]
+ return gateways
def _get_timezone_distance(self, offset):
'''
diff --git a/src/leap/services/eip/vpnlaunchers.py b/src/leap/services/eip/vpnlaunchers.py
index fa2989bc..fdc863c6 100644
--- a/src/leap/services/eip/vpnlaunchers.py
+++ b/src/leap/services/eip/vpnlaunchers.py
@@ -229,16 +229,18 @@ class LinuxVPNLauncher(VPNLauncher):
# TODO: handle verbosity
gateway_selector = VPNGatewaySelector(eipconfig)
- gateway_ip = gateway_selector.get_best_gateway_ip()
+ gateways = gateway_selector.get_gateways()
- logger.debug("Using gateway ip %s" % (gateway_ip,))
+ logger.debug("Using gateways ips: {}".format(', '.join(gateways)))
+
+ for gw in gateways:
+ args += ['--remote', gw, '1194', 'udp']
args += [
'--client',
'--dev', 'tun',
'--persist-tun',
'--persist-key',
- '--remote', gateway_ip, '1194', 'udp',
'--tls-client',
'--remote-cert-tls',
'server'
@@ -393,16 +395,18 @@ class DarwinVPNLauncher(VPNLauncher):
# TODO: handle verbosity
gateway_selector = VPNGatewaySelector(eipconfig)
- gateway_ip = gateway_selector.get_best_gateway_ip()
+ gateways = gateway_selector.get_gateways()
+
+ logger.debug("Using gateways ips: {}".format(', '.join(gateways)))
- logger.debug("Using gateway ip %s" % (gateway_ip,))
+ for gw in gateways:
+ args += ['--remote', gw, '1194', 'udp']
args += [
'--client',
'--dev', 'tun',
'--persist-tun',
'--persist-key',
- '--remote', gateway_ip, '1194', 'udp',
'--tls-client',
'--remote-cert-tls',
'server'
@@ -534,16 +538,18 @@ class WindowsVPNLauncher(VPNLauncher):
# TODO: handle verbosity
gateway_selector = VPNGatewaySelector(eipconfig)
- gateway_ip = gateway_selector.get_best_gateway_ip()
+ gateways = gateway_selector.get_gateways()
+
+ logger.debug("Using gateways ips: {}".format(', '.join(gateways)))
- logger.debug("Using gateway ip %s" % (gateway_ip,))
+ for gw in gateways:
+ args += ['--remote', gw, '1194', 'udp']
args += [
'--client',
'--dev', 'tun',
'--persist-tun',
'--persist-key',
- '--remote', gateway_ip, '1194', 'udp',
'--tls-client',
'--remote-cert-tls',
'server'