Script to funnel traffic through SSH port forwarding

ssh-proxy

#!/bin/bash

if [ -z "$1" ]; then
	echo "usage: $0 <ssh-options>"
	exit 1
fi

restore_network() {
	IFS=$'\n'
	for network in `networksetup -listallnetworkservices | grep -v '*'`; do
		networksetup -setsocksfirewallproxystate "$network" off > /dev/null
	done
	exit 0
}

if [ "$1" == --setup-network ]; then
	IFS=$'\n'
	for network in `networksetup -listallnetworkservices | grep -v '*'`; do
		networksetup -setsocksfirewallproxy "$network" localhost 8157
	done
	trap 'restore_network' INT
	cat
fi

ssh -ND 8157 $@ &
sudo "$0" --setup-network
kill -SIGINT `jobs -p`