Wrapper shell scripts for iodine

README.md

Iodine IP-over-DNS wrapper scripts

From more information on iodine, read http://code.kryo.se/iodine/README.html

iodine-client.sh

#!/bin/sh

DOMAIN=YOUR.DOMAIN.TLD
PASSWORD=YOURPASSWORD

ROUTE=/sbin/route
IODINE=/usr/sbin/iodine

NAMESERVERS=`grep nameserver /etc/resolv.conf | awk '{ print $2 }'`
GW=`$ROUTE -n | grep ^0.0.0.0 | awk '{ print $2 }' | head -1`

$IODINE -r -P $PASSWORD $DOMAIN

for NAMESERVER in $NAMESERVERS
do
	$ROUTE add -net $NAMESERVER netmask 255.255.255.255 gw $GW
done

$ROUTE add -net 0.0.0.0 netmask 128.0.0.0 gw 172.16.5.1
$ROUTE add -net 128.0.0.0 netmask 128.0.0.0 gw 172.16.5.1

iodine-server.sh

#!/bin/sh

DOMAIN=YOUR.DOMAIN.TLD
PASSWORD=YOURPASSWORD

IODINED=/usr/sbin/iodined
IPTABLES=/sbin/iptables

$IPTABLES -t nat -A POSTROUTING -o eth0 -s 172.16.5.0/24 -j MASQUERADE

echo 1 > /proc/sys/net/ipv4/ip_forward

$IODINED -c -P $PASSWORD 172.16.5.1 $DOMAIN