Transparent proxy server that works as a poor man's VPN. Forwards over ssh. Doesn't require admin. Works with Linux and MacOS. Supports DNS tunneling.
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João Vieira c4a41ada09 Adds support for tunneling specific port ranges (#144)
* Adds support for tunneling specific port ranges

This set of changes implements the ability of specifying a port or port
range for an IP or subnet to only tunnel those ports for that subnet.
Also supports excluding a port or port range for a given IP or subnet.

When, for a given subnet, there are intercepting ranges being added and
excluded, the most specific, i.e., smaller range, takes precedence. In
case of a tie the exclusion wins.

For different subnets, the most specific, i.e., largest swidth, takes
precedence independent of any eventual port ranges.

Examples:
Tunnels all traffic to the 188.0.0.0/8 subnet except those to port 443.
```
sshuttle -r <server> 188.0.0.0/8 -x 188.0.0.0/8:443
```

Only tunnels traffic to port 80 of the 188.0.0.0/8 subnet.
```
sshuttle -r <server> 188.0.0.0/8:80
```

Tunnels traffic to the 188.0.0.0/8 subnet and the port range that goes
from 80 to 89.
```
sshuttle -r <server> 188.0.0.0/8:80-89 -x 188.0.0.0/8:80-90
```

* Allow subnets to be specified with domain names

Simplifies the implementation of address parsing by using
socket.getaddrinfo(), which can handle domain resolution, IPv4 and IPv6
addresses. This was proposed and mostly implemented by @DavidBuchanan314
in #146.

Signed-off-by: David Buchanan <DavidBuchanan314@users.noreply.github.com>
Signed-off-by: João Vieira <vieira@yubo.be>

* Also use getaddrinfo for parsing listen addr:port

* Fixes tests for tunneling a port range

* Updates documentation to include port/port range

Adds some examples with subnet:port and subnet:port-port.
Also clarifies the versions of Python supported on the server while
maintaining the recommendation for Python 2.7, 3.5 or later.
Mentions support for pfSense.

* In Py2 only named arguments may follow *expression

Fixes issue in Python 2.7 where *expression may only be followed by
named arguments.

* Use right regex to extract ip4/6, mask and ports

* Tests for parse_subnetport
2017-05-07 13:18:13 +10:00
docs Adds support for tunneling specific port ranges (#144) 2017-05-07 13:18:13 +10:00
sshuttle Adds support for tunneling specific port ranges (#144) 2017-05-07 13:18:13 +10:00
.gitignore Update files list 2016-04-30 18:05:47 +10:00
.travis.yml Backward compatibility with Python 2.4 (server) 2016-04-03 13:14:02 +10:00
CHANGES.rst New release 2016-08-06 18:58:00 +10:00
conftest.py Backward compatibility with Python 2.4 (server) 2016-04-03 13:14:02 +10:00
LICENSE Fix LGPL2 license. 2016-03-07 10:03:22 +11:00
MANIFEST.in Update files list 2016-04-30 18:05:47 +10:00
README.rst Fix typo, space not required here 2016-09-01 18:38:13 +10:00
requirements.txt Add requirements.txt for readthedocs 2016-01-17 16:32:53 +11:00
run Support using run from different directory 2016-08-30 19:03:46 +10:00
setup.cfg Add pytest-runner support 2016-07-10 11:26:32 +10:00
setup.py Move pytest-runner to tests_require 2016-10-29 12:04:22 +11:00
tox.ini Backward compatibility with Python 2.4 (server) 2016-04-03 13:14:02 +10:00

sshuttle: where transparent proxy meets VPN meets ssh
=====================================================

As far as I know, sshuttle is the only program that solves the following
common case:

- Your client machine (or router) is Linux, FreeBSD, or MacOS.

- You have access to a remote network via ssh.

- You don't necessarily have admin access on the remote network.

- The remote network has no VPN, or only stupid/complex VPN
  protocols (IPsec, PPTP, etc). Or maybe you *are* the
  admin and you just got frustrated with the awful state of
  VPN tools.

- You don't want to create an ssh port forward for every
  single host/port on the remote network.

- You hate openssh's port forwarding because it's randomly
  slow and/or stupid.

- You can't use openssh's PermitTunnel feature because
  it's disabled by default on openssh servers; plus it does
  TCP-over-TCP, which has terrible performance (see below).


Obtaining sshuttle
------------------

- Debian stretch or later::

      apt-get install sshuttle

- From PyPI::

      sudo pip install sshuttle

- Clone::

      git clone https://github.com/sshuttle/sshuttle.git
      sudo ./setup.py install

It is also possible to install into a virtualenv as a non-root user.

- From PyPI::

      virtualenv -p python3 /tmp/sshuttle
      . /tmp/sshuttle/bin/activate
      pip install sshuttle

- Clone::

      virtualenv -p python3 /tmp/sshuttle
      . /tmp/sshuttle/bin/activate
      git clone https://github.com/sshuttle/sshuttle.git
      ./setup.py install

Documentation
-------------
The documentation for the stable version is available at:
http://sshuttle.readthedocs.org/

The documentation for the latest development version is available at:
http://sshuttle.readthedocs.org/en/latest/