open an ssh tunnel and automatically enable it on your Ethernet and Wifi connection

tunnelon.sh

ssh -t -t -n -D 9999 YOUR_REMOTE_SERVER & >> /dev/null
sudo networksetup -setsocksfirewallproxy Ethernet localhost 9999
sudo networksetup -setsocksfirewallproxy Wi-Fi localhost 9999
sudo networksetup -setsocksfirewallproxystate Ethernet on
sudo networksetup -setsocksfirewallproxystate Wi-Fi on