High availibility server setup with cPanel?

Hello there, i made a high available infrastructure i mean i have 3 web servers, 3 file server, 3 database server as backend and i have 2 HAProxy in the frontend . how can i install and use cpanel on these servers :? all databases are replicated on each other in real time i have GlusterFS for file cluster too . i hope you give me a solution, thanks best regards maj