shadowsocks
===========

Current version: 2.0 [![Build Status]][Travis CI]

shadowsocks is a lightweight tunnel proxy that help you get through firewalls.

2.0 is currently under development. Please use 1.4.x.

Both TCP CONNECT and UDP ASSOCIATE are implemented.

[中文说明]

Install
-------

First, make sure you have Python 2.6 or 2.7.

    $ python --version
    Python 2.6.8

Install Shadowsocks.

#### Debian / Ubuntu:

    apt-get install build-essential python-pip python-m2crypto python-dev
    pip install shadowsocks

#### CentOS:

    yum install m2crypto python-setuptools
    easy_install pip
    pip install shadowsocks

#### OS X:

    git clone https://github.com/clowwindy/M2Crypto.git
    cd M2Crypto
    pip install .
    pip install shadowsocks

#### Windows:

Choose a [GUI client]

Usage
-----

Create a config file `/etc/shadowsocks.json` (or put it in other path).
Example:

    {
        "server":"my_server_ip",
        "server_port":8388,
        "local_address": "127.0.0.1",
        "local_port":1080,
        "password":"mypassword",
        "timeout":300,
        "method":"aes-256-cfb",
        "fast_open": false,
        "workers": 1
    }

Explanation of the fields:

| Name          | Explanation                                     |
| ------------- | ----------------------------------------------- |
| server        | the address your server listens                 |
| server_port   | server port                                     |
| local_address | the address your local listens                  |
| local_port    | local port                                      |
| password      | password used for encryption                    |
| timeout       | in seconds                                      |
| method        | encryption method, "aes-256-cfb" is recommended |
| fast_open     | use [TCP_FASTOPEN], true / false                |
| workers       | number of workers, available on Unix/Linux      |

Run `ssserver -c /etc/shadowsocks.json` on your server. To run it in the
background, use [Supervisor].

On your client machine, run `sslocal -c /etc/shadowsocks.json`.

Change the proxy settings in your browser to

    protocol: socks5
    hostname: 127.0.0.1
    port:     your local_port

It's recommended to use shadowsocks with AutoProxy or Proxy SwitchySharp.

Command line args
------------------

You can use args to override settings from `config.json`.

    sslocal -s server_name -p server_port -l local_port -k password -m bf-cfb
    ssserver -p server_port -k password -m bf-cfb --workers 2
    ssserver -c /etc/shadowsocks/config.json

Wiki
----

https://github.com/clowwindy/shadowsocks/wiki

License
-------
MIT

Bugs and Issues
----------------
Please visit [Issue Tracker]

Mailing list: http://groups.google.com/group/shadowsocks

Also see [Troubleshooting]


[Build Status]:    https://travis-ci.org/clowwindy/shadowsocks.png?branch=2.0
[Travis CI]:       https://travis-ci.org/clowwindy/shadowsocks
[TCP_FASTOPEN]:    https://github.com/clowwindy/shadowsocks/wiki/TCP-Fast-Open
[Issue Tracker]:   https://github.com/clowwindy/shadowsocks/issues?state=open
[GUI client]:      https://github.com/clowwindy/shadowsocks/wiki/Ports-and-Clients
[Supervisor]:      https://github.com/clowwindy/shadowsocks/wiki/Configure-Shadowsocks-with-Supervisor
[Troubleshooting]: https://github.com/clowwindy/shadowsocks/wiki/Troubleshooting
[中文说明]:        https://github.com/clowwindy/shadowsocks/wiki/Shadowsocks-%E4%BD%BF%E7%94%A8%E8%AF%B4%E6%98%8E