dnstun

#!/bin/sh
#Auto DNS Tunnler for OSX (make sure you have iodine server and TUN/TAP installed), stick it in /usr/local/bin and chmod +x it 
#Configure to your liking, connect to a paid wifi service and fire it up!
#Hit enter when done to close the connection and remove local proxy
#### EDIT HERE ####
 
# Path to your iodine executable
IOD="iodine"
 
# Your top domain
IOTD=""
 
# You may choose to store the password in this script or enter it every time
IOPASS=""
 
# You might need to change this if you use linux, or already have
# tunnels running. In linux iodine uses dnsX and fbsd/osX use tunX
# X represents how many tunnel interfaces exist, starting at 0
IODEV="tun0"
 
# The IP your iodined server uses inside the tunnel
# The man page calls this tunnel_ip
IOIP="10.0.0.1"
 
SSH_FORWARDING_PORT="4000"
 
# Valid user account on the server
SSH_USER="root"
 
#### STOP EDITING ####
NS=`grep nameserver /etc/resolv.conf|head -1|awk '{print $2}'`
[ -z $IOPASS ] && echo "Enter your iodine password"
[ -z $IOPASS ] && sudo $IOD $IOTD
[ -n $IOPASS ] && sudo $IOD -P "${IOPASS}" $IOTD
if ps auxw|grep iodine|grep -v grep
ssh -CTfnN2 $SSH_USER@$IOIP -D $SSH_FORWARDING_PORT
sudo networksetup -setsocksfirewallproxy "Wi-Fi" localhost $SSH_FORWARDING_PORT
then echo "Press enter when you are done with iodine"
read yourmind
sudo kill -9 `ps auxw|grep iodine|grep -v grep|awk '{print $2}'`
sudo kill -9 `ps auxw|grep "ssh -CTfnN2 root@$IOIP -D $SSH_FORWARDING_PORT" |grep -v grep|awk '{print $2}'`
sudo networksetup -setsocksfirewallproxystate "Wi-Fi" off
else echo there was a problem starting iodine
echo try running it manually to troubleshoot
fi
exit