Files
2021-10-14 02:40:53 -04:00

100 lines
3.1 KiB
Bash

#!/bin/bash
output(){
echo -e '\e[36m'$1'\e[0m';
}
get_ports(){
read -a ports
if [[ $ports = "" ]]; then
output "You cannot put in an empty list of ports! Try again:"
get_ports
fi
}
output "Cloudflare IPWhitelist Script"
output "Copyright © 2021 Thien Tran <contact@tommytran.io>."
output "Support: https://matrix.to/#/#tommytran732:matrix.org"
output ""
output "Enter the list of ports you want opened, separated by a space."
output "For example, if you want to open port 80, 443 and 8443, type: "
output "80 443 8443"
get_ports
if [ -r /etc/os-release ]; then
lsb_dist="$(. /etc/os-release && echo "$ID")"
fi
if [ -r /etc/os-release ]; then
lsb_dist="$(. /etc/os-release && echo "$ID")"
dist_version="$(. /etc/os-release && echo "$VERSION_ID")"
else
output "Unsupported Distribution! Only RHEL, CentOS, Fedora, Ubuntu, and Debian are supported!"
exit 1
fi
if [ "$lsb_dist" = "ubuntu" ] || [ "$lsb_dist" = "debian" ]; then
apt -y install ufw wget
# Opening Port 22 just in case so that we do not lose the internet connection when the rules are applied.
ufw allow 22
wget https://www.cloudflare.com/ips-v4
wget https://www.cloudflare.com/ips-v6
for ips in `cat ips-v4`;
do
for port in "${ports[@]}";
do
ufw allow from $ips to any proto tcp port $port
ufw allow from $ips to any proto udp port $port
done
done
for ips in `cat ips-v6`;
do
for port in "${ports[@]}";
do
ufw allow from $ips to any proto tcp port $port
ufw allow from $ips to any proto udp port $port
done
done
yes | ufw enable
elif [ "$lsb_dist" = "fedora" ] || [ "$lsb_dist" = "rhel" ] || [ "$lsb_dist" = "centos" ] || [ "$lsb_dist" = "opensuse" ]; then
if [ "$lsb_dist" = "fedora" ] || [ "$lsb_dist" = "rhel" ] || [ "$lsb_dist" = "centos" ]; then
yum -y install firewalld wget
elif [ "$lsb_dist" = "opensuse" ]; then
zypper in firewalld wget -y
fi
wget https://www.cloudflare.com/ips-v4
wget https://www.cloudflare.com/ips-v6
for ips in `cat ips-v4`;
do
for port in "${ports[@]}";
do
firewall-cmd --permanent --add-rich-rule='rule family="ipv4" source address='"$ips"' port port='"$port"' protocol="tcp" accept'
firewall-cmd --permanent --add-rich-rule='rule family="ipv4" source address='"$ips"' port port='"$port"' protocol="udp" accept'
done
done
for ips in `cat ips-v6`;
do
for port in "${ports[@]}";
do
firewall-cmd --permanent --add-rich-rule='rule family="ipv6" source address='"$ips"' port port='"$port"' protocol="tcp" accept'
firewall-cmd --permanent --add-rich-rule='rule family="ipv6" source address='"$ips"' port port='"$port"' protocol="udp" accept'
done
done
firewall-cmd --reload
else
output "Unsupported distribution. This script only supports Fedora, RHEL, CentOS, Ubuntu, and Debian."
exit 1
fi
rm ips-v4
rm ips-v6
output "Cloudflare IPs have been whitelisted on your selected ports!"