def populate_common_argument_parser(parser):
parser.add_argument('--port', type=int, default=DEFAULT_PORT,
help="TCP port [default: %(default)s]")
platform = get_platform()
default_device = '/dev/tun5' if platform == 'darwin' else '/dev/net/tun'
parser.add_argument('--device', default=default_device,
help="TUN device [default: %(default)s]")
def get_default_gateway():
platform = get_platform()
if platform == 'darwin':
output = getoutput("netstat -nr | grep default | head -n1 | awk '{ print $2 }'")
gateway = output.strip()
else:
output = getoutput("netstat -nr | grep -e '^0.0.0.0' | head -n1 | awk '{ print $2 }'")
gateway = output.strip()
return gateway
def get_default_gateway():
platform = get_platform()
if platform == 'darwin':
output = getoutput(
"netstat -nr | grep default | head -n1 | awk '{ print $2 }'")
gateway = output.strip()
else:
output = getoutput(
"netstat -nr | grep -e '^0.0.0.0' | head -n1 | awk '{ print $2 }'")
gateway = output.strip()
return gateway
def populate_argument_parser(parser):
parser.add_argument('--mode', choices=['server', 'client'],
default='client')
platform = get_platform()
default_device = '/dev/tun5' if platform == 'darwin' else '/dev/net/tun'
parser.add_argument('--device', default=default_device, help="TUN device")
parser.add_argument('--ip', type=ip)
parser.add_argument('--peer-ip', type=ip)
server_group = parser.add_argument_group('server mode only')
server_group.add_argument('-b', '--bind', default='127.0.0.1:2504',
help="interface to listen")
client_group = parser.add_argument_group('client mode only')
client_group.add_argument('--url', help="server url")
client_group.add_argument('--default-gateway', action='store_true',
help="use vpn as default gateway")
client_group.add_argument('--up', help="script to run at connection")
client_group.add_argument('--down', help="script to run at disconnection")
########NEW FILE########
__FILENAME__ = tun
import os
from fcntl import ioctl
import struct
import logging
from subprocess import check_call
from .utils import get_platform
TUNSETIFF = 0x400454ca
IFF_TUN = 0x0001
IFF_NO_PI = 0x1000
logger = logging.getLogger(__name__)
platform = get_platform()
class Tun(object):
def __init__(self, device, ip, peer_ip):
self.device = device
self.ip = ip
self.peer_ip = peer_ip
def open(self):
self.fd = os.open(self.device, os.O_RDWR)
if platform == 'linux':
iface = ioctl(self.fd, TUNSETIFF, struct.pack('16sH', 'tun%d', IFF_TUN|IFF_NO_PI))
self.ifname = iface[:16].strip('\0')
check_call(['ifconfig', self.ifname, self.ip, 'pointopoint',
self.peer_ip, 'up'])
