Added first files

Internet-Gateway Setup.sh

@@ -0,0 +1,80 @@
+#!/bin/bash
+sudo apt update -y && sudo apt upgrade -y
+
+sudo apt install iptables tmux git vim-nox dnsmasq dhcpcd tightvncserver -y 
+
+cd ~
+git clone https://git.ncltech.co.uk/phil/.dotfiles
+cd .dotfiles/
+./install.sh 
+cd ~
+
+
+## Setup DHCP Server for Interfaces
+sudo cat <<EOF > /etc/dhcpcd.conf
+
+interface eth0
+static ip_address=192.168.4.254/24
+denyinterfaces eth0    # don't send DHCP requests
+
+EOF
+
+
+## Setup dnsmasq for Interfaces
+sudo mv /etc/dnsmasq.conf /etc/dnsmasq.conf.orig
+
+sudo cat <<EOF > /etc/dnsmasq.conf
+	
+interface=eth0
+dhcp-range=192.168.4.1,192.168.4.20,255.255.255.0,24h
+
+EOF
+
+## Enabling traffic forwarding
+sudo cat <<EOF >> /etc/sysctl.conf
+	
+net.ipv4.ip_forward=1
+
+EOF
+
+## Forwarding rule configuration
+sudo iptables -t nat -A POSTROUTING -o wlan0 -j MASQUERADE
+
+
+sudo sh -c "iptables-save > /etc/iptables.ipv4.nat"
+
+sudo cat <<EOF >> /etc/rc.local
+!/bin/sh -e
+#
+# rc.local
+#
+# This script is executed at the end of each multiuser runlevel.
+# Make sure that the script will "exit 0" on success or any other
+# value on error.
+#
+# In order to enable or disable this script just change the execution
+# bits.
+#
+# By default this script does nothing.
+
+ Print the IP address
+_IP=$(hostname -I) || true
+if [ "$_IP" ]; then
+   printf "My IP address is %s\n" "$_IP"
+   printf "The Cake is a Lie"
+   printf "The Cake is a Lie"
+   printf "The Cake is a Lie"
+   printf "The Cake is a Lie"
+   printf "The Cake is a Lie"
+   printf "The Cake is a Lie"
+fi
+iptables-restore < /etc/iptables.ipv4.nat
+exit 0
+
+EOF
+
+# @reboot su - internet -c '/usr/bin/tightvncserver -geometry 1280x720'
+
+
+sudo systemctl enable dnsmasq
+sudo systemctl enable dhcpcd