#!/bin/sh

USERNAME="Your_VPN_Username"
PASSWORD="Your_VPN_Password"

OPVPNENABLE=`nvram get openvpncl_enable | awk '$1 == "0" {print $1}'`

if [ "$OPVPNENABLE" != 0 ]
then
   nvram set openvpncl_enable=0
   nvram commit
fi

sleep 10
mkdir /tmp/ironsocket; cd /tmp/ironsocket
echo -e "$USERNAME\n$PASSWORD" > userpass.conf
echo "#!/bin/sh
iptables -I FORWARD -i br0 -o tun0 -j ACCEPT
iptables -I FORWARD -i tun0 -o br0 -j ACCEPT
iptables -t nat -I POSTROUTING -o tun0 -j MASQUERADE" > route-up.sh
echo "#!/bin/sh
sleep 2
iptables -t nat -D POSTROUTING -o tun0 -j MASQUERADE" > route-down.sh
chmod 600 userpass.conf; chmod 700 route-up.sh route-down.sh 
sleep 10

# NOTE: Open your client.ovpn profile and copy/paste the content below between ##--BEGIN--## and ##--END--##
# Optional: You can exclude comments (i.e. lines that start with #) to minimize the size of openvpn.conf file. 
# IMPORTANT: Change the line that says 'auth-user-pass' to 'auth-user-pass /tmp/ironsocket/userpass.conf' (without the quotes)
 
echo "##--BEGIN--##
(INSERT YOUR CUSTOM PROFILE HERE)
##--END--##
log-append /tmp/ironsocket.log
script-security 2" > openvpn.conf

(killall openvpn; openvpn --config /tmp/ironsocket/openvpn.conf --route-up /tmp/ironsocket/route-up.sh --down /tmp/ironsocket/route-down.sh) &
exit 0