98 lines
3.2 KiB
Python
Executable file
98 lines
3.2 KiB
Python
Executable file
#! /usr/bin/env python
|
|
# Written by Rupe version 2
|
|
"""
|
|
Tor Iptables script is an anonymizer
|
|
that sets up iptables and tor to route all services
|
|
and traffic including DNS through the tor network.
|
|
"""
|
|
|
|
from __future__ import print_function
|
|
from commands import getoutput
|
|
from subprocess import call
|
|
from os.path import isfile
|
|
from os import devnull
|
|
from sys import stdout, stderr
|
|
from atexit import register
|
|
from argparse import ArgumentParser
|
|
|
|
|
|
class TorIptables(object):
|
|
|
|
def __init__(self):
|
|
self.tor_config_file = '/etc/tor/torrc'
|
|
self.torrc = '''
|
|
VirtualAddrNetwork 10.0.0.0/10
|
|
AutomapHostsOnResolve 1
|
|
TransPort 9040
|
|
DNSPort 53
|
|
'''
|
|
self.non_tor_net = ["192.168.0.0/16", "172.16.0.0/12"]
|
|
self.non_tor = ["127.0.0.0/9", "127.128.0.0/10", "127.0.0.0/8"]
|
|
self.tor_uid = getoutput("id -ur debian-tor") # Tor user uid
|
|
self.trans_port = "9040" # Tor port
|
|
self.load_iptables_rules.__init__(self)
|
|
|
|
def flush_iptables_rules(self):
|
|
call(["iptables", "-F"])
|
|
call(["iptables", "-t", "nat", "-F"])
|
|
|
|
def load_iptables_rules(self):
|
|
self.flush_iptables_rules()
|
|
self.non_tor.extend(self.non_tor_net)
|
|
|
|
@register
|
|
def restart_tor():
|
|
fnull = open(devnull, 'w')
|
|
call(["service", "tor", "restart"], stdout=fnull, stderr=fnull)
|
|
print(" {0}".format("[\033[92m+\033[0m] Anonymizer \033[92mON\033[0m"))
|
|
|
|
call(["iptables", "-t", "nat", "-A", "OUTPUT", "-m", "owner", "--uid-owner",
|
|
"%s" % self.tor_uid, "-j", "RETURN"])
|
|
call(["iptables", "-t", "nat", "-A", "OUTPUT", "-p", "udp", "--dport", "53",
|
|
"-j", "REDIRECT", "--to-ports", "53"])
|
|
|
|
for net in self.non_tor:
|
|
call(["iptables", "-t", "nat", "-A", "OUTPUT", "-d", "%s" % net,
|
|
"-j", "RETURN"])
|
|
|
|
call(["iptables", "-t", "nat", "-A", "OUTPUT", "-p", "tcp", "--syn", "-j",
|
|
"REDIRECT", "--to-ports", "%s" % self.trans_port])
|
|
|
|
call(["iptables", "-A", "OUTPUT", "-m", "state", "--state",
|
|
"ESTABLISHED,RELATED", "-j", "ACCEPT"])
|
|
|
|
for net in self.non_tor:
|
|
call(["iptables", "-A", "OUTPUT", "-d", "%s" % net, "-j", "ACCEPT"])
|
|
|
|
call(["iptables", "-A", "OUTPUT", "-m", "owner", "--uid-owner", "%s" %
|
|
self.tor_uid, "-j", "ACCEPT"])
|
|
call(["iptables", "-A", "OUTPUT", "-j", "REJECT"])
|
|
|
|
|
|
if __name__ == '__main__':
|
|
parser = ArgumentParser(
|
|
description='Tor Iptables script for loading and unloading iptables rules')
|
|
parser.add_argument('-l', '--load',
|
|
action='store_true',
|
|
help='This option will load tor iptables rules')
|
|
parser.add_argument('-f', '--flush',
|
|
action='store_true',
|
|
help='This option flushes the iptables rules to default')
|
|
args = parser.parse_args()
|
|
|
|
try:
|
|
load_tables = TorIptables()
|
|
if isfile(load_tables.tor_config_file):
|
|
if not 'VirtualAddrNetwork' in open(load_tables.tor_config_file).read():
|
|
with open(load_tables.tor_config_file, 'a+') as torrconf:
|
|
torrconf.write(load_tables.torrc)
|
|
|
|
if args.load:
|
|
load_tables.load_iptables_rules()
|
|
elif args.flush:
|
|
load_tables.flush_iptables_rules()
|
|
print(" {0}".format("[\033[93m!\033[0m] Anonymizer \033[91mOFF\033[0m"))
|
|
else:
|
|
parser.print_help()
|
|
except Exception as err:
|
|
print(err)
|