How to use this python script ?

1. change your dns server to 127.0.0.1

$ vi /etc/resolve.conf  
nameserver 127.0.0.1

2. restart the network

$ sudo /etc/init.d/networking restart

3. run the script

$ sudo python tcpdns.py -f tcpdns.json

Configuration file

{
    "socket_timeout": 20,
    "tcp_dns_server": ["8.8.8.8:53",
                       "8.8.4.4:53",
                       "156.154.70.1:53",
                       "156.154.71.1:53",
                       "208.67.222.222:53",
                       "208.67.220.220:53",
                       "74.207.247.4:53",
                       "209.244.0.3:53",
                       "8.26.56.26:53"],
    "udp_dns_server": ["208.67.222.222:5353"],
    "enable_lru_cache": true,
    "lru_cache_size"  : 100,
    "use_gevent"      : false,
    "udp_mode"        : false,
    "daemon_process"  : false,
    "private_host"     : {"*google.com": "203.117.34.162"}
}

Dependencies

libraries

• [libev] (http://libevent.org/)

python moudules

• [gevent] (https://github.com/surfly/gevent)
• [pylru] (https://github.com/jlhutch/pylru)
• [python-daemon] (https://pypi.python.org/pypi/python-daemon)

INSTALL

Super-quick installation

Linux system

  chmod +x ./install.sh
  ./install.sh

Windows system

Use tcpdns.exe in win directory.

Manual Installation

Ubuntu or Debian installation guide

1. Use the following commands to install python modules

     sudo apt-get install libevent-dev
     sudo apt-get install python-pip
     sudo pip install gevent
     sudo pip install python-daemon

2. Pull the submodule source code.

     cd Tcp-DNS-proxy
     git submodule update --init --recursive

Windows installation guide

In order to build gevent library you should install Visual Studio, although tcpdns.py can run perfectly without python gevent.

1. Pull the submodule source code.

     cd Tcp-DNS-proxy
     git submodule update --init --recursive

2. Install pip.exe

   Download get-pip.py from get-pip.py, execute the following commands:

   python get-pip.py
   

3. Install python gevent

   C:\Python27\Scripts\pip.exe install gevent
   

LICENSE

This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 2 of the License, or (at your option) any later version.

This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.

You should have received a copy of the GNU General Public License along with this program. If not, see http://www.gnu.org/licenses/