Juanga's Setup scripts for Enterprise Rocky Linux 9

Disable SELINUX
- Permissive mode is OK, but disabling SElinux can boost performance by 5%
Setup datetime sync
Setup nano text editor
Setup SSH login hardening
Setup banner for SSH login
Setup CSF firewall (with iptables instead of firewalld)
- Features LFD (Login Failure Daemon)
Setup lighttpd web server
- Build from sources
- With unix-sockets for HAProxy (localhost only)
- With HTTP/2 and gzip/brotli compression
- With maxminddb, a module for fast ip/location lookups,
Setup PHP 8
- with PHP-FPM
- with unix-sockets for lighttpd (localhost only)
- with redis session handler
- with APCu cache
- with igbinary
Setup Redis
- With unix-sockets (localhost only)
Setup MariaDB 11.x
- Install mysqltuner.pl
- Setup a replication server (multi-source)
Setup HAProxy 2.8
- Build from sources
- for SSL offloading
- for micro-cache
- With unix-sockets for lighttpd
- As envelope for Basic auth
- with TLS v1.3 (faster and more secure than 1.2)
- with QUIC (HTTP/3)
Setup certbot for getting SSL through Let's Encrypt
Tweak sysctl configuration
Tweak server limits
Setup BEANSTALKD jobqueue
Setup ReaR (Relax and Recover) for non-vm physical backups
Setup rsnapshot for backups
Setup lsyncd for mirroring (almost real-time)
- Build from sources the latest lsyncd version