Create cloudflare-vmmanager.sh

cloudflare-vmmanager.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+output(){
+    echo -e '\e[36m'$1'\e[0m';
+}
+
+output "Cloudflare IPWhitelist Script for VMmanager 6"
+output "Copyright © 2020 Thien Tran <contact@thientran.io>."
+output "Support: https://thientran.io/discord"
+
+/usr/bin/yum -y install curl
+/sbin/iptables -I DOCKER-USER -p tcp --dport 443 -j DROP
+/sbin/iptables -I DOCKER-USER -p tcp -s $(curl -sSL https://www.cloudflare.com/ips-v4 | paste -d, -s) --dport 443 -j ACCEPT
+
+output "Cloudflare IPv4s have been whitelisted on port 443!"
+output "To make this persistent, run this script at startup. It will also update the list of Cloudflare's IPs."