Script's here ( I am terrible at scripting, if you have more smarter, cleaner way to do it please let me know. )
https://github.com/Infinibang/Junkyar...
02:11 Install and configure galera cluster (copy and paste command/script)
#10:00 Remind to take care of firewall rules
11:40 Form the cluster
12:14 Various checkings
17:25 Configure HAProxy to load balancing the nodes
21:00 Use MySQL Workbench to test connection