Install and configure Apache with virtual hosts, TLS, PHP-FPM and ModSecurity across all major Linux and BSD platforms.

Install Node.js, Docker, WordPress and Gitea on any supported operating system.

Bootstrap a Percona XtraDB Cluster on AlmaLinux 9

Nodes: 192.168.1.10 (bootstrap) · 192.168.1.11 · 192.168.1.12

Step 1 – Configure Node 1 (/etc/my.cnf)

[mysqld]
server-id            = 1
wsrep_on             = ON
wsrep_provider       = /usr/lib64/galera4/libgalera_smm.so
wsrep_cluster_na...

Bootstrap a Percona XtraDB Cluster on Arch Linux

Nodes: 192.168.1.10 (bootstrap) · 192.168.1.11 · 192.168.1.12

Step 1 – Configure Node 1 (/etc/mysql/mysql.conf.d/mysqld.cnf)

[mysqld]
server-id            = 1
wsrep_on             = ON
wsrep_provider       = /usr/lib64/galera4/libgalera_s...

Bootstrap a Percona XtraDB Cluster on Debian 12

Nodes: 192.168.1.10 (bootstrap) · 192.168.1.11 · 192.168.1.12

Step 1 – Configure Node 1 (/etc/mysql/mysql.conf.d/mysqld.cnf)

[mysqld]
server-id            = 1
wsrep_on             = ON
wsrep_provider       = /usr/lib64/galera4/libgalera_sm...

Bootstrap a Percona XtraDB Cluster on Gentoo Linux

Nodes: 192.168.1.10 (bootstrap) · 192.168.1.11 · 192.168.1.12

Step 1 – Configure Node 1 (/etc/mysql/mysql.conf.d/mysqld.cnf)

[mysqld]
server-id            = 1
wsrep_on             = ON
wsrep_provider       = /usr/lib64/galera4/libgalera...

Bootstrap a Percona XtraDB Cluster on NetBSD 10

Nodes: 192.168.1.10 (bootstrap) · 192.168.1.11 · 192.168.1.12

Step 1 – Configure Node 1 (/etc/mysql/mysql.conf.d/mysqld.cnf)

[mysqld]
server-id            = 1
wsrep_on             = ON
wsrep_provider       = /usr/lib64/galera4/libgalera_sm...

Bootstrap a Percona XtraDB Cluster on OpenBSD 7.5

Nodes: 192.168.1.10 (bootstrap) · 192.168.1.11 · 192.168.1.12

Step 1 – Configure Node 1 (/etc/mysql/mysql.conf.d/mysqld.cnf)

[mysqld]
server-id            = 1
wsrep_on             = ON
wsrep_provider       = /usr/lib64/galera4/libgalera_...

Bootstrap a Percona XtraDB Cluster on RHEL 9

Nodes: 192.168.1.10 (bootstrap) · 192.168.1.11 · 192.168.1.12

Step 1 – Configure Node 1 (/etc/my.cnf)

[mysqld]
server-id            = 1
wsrep_on             = ON
wsrep_provider       = /usr/lib64/galera4/libgalera_smm.so
wsrep_cluster_name...

Bootstrap a Percona XtraDB Cluster on Ubuntu 24.04

Nodes: 192.168.1.10 (bootstrap) · 192.168.1.11 · 192.168.1.12

Step 1 – Configure Node 1 (/etc/mysql/mysql.conf.d/mysqld.cnf)

[mysqld]
server-id            = 1
wsrep_on             = ON
wsrep_provider       = /usr/lib64/galera4/libgalera...

Obtain and auto-renew free TLS certificates from Let's Encrypt using Certbot for Nginx and Apache.

Configure Apache Virtual Hosts on AlmaLinux 9

Step 1 – Create document root

mkdir -p /var/www/example.com/html
echo '
Works!
' > /var/www/example.com/html/index.html
chown -R www-data:www-data /var/www/example.com 2>/dev/null || chown -R apache:apache /var/www/example.com 2>/dev/null || t...

Configure Apache Virtual Hosts on Arch Linux

Step 1 – Create document root

mkdir -p /var/www/example.com/html
echo '
Works!
' > /var/www/example.com/html/index.html
chown -R www-data:www-data /var/www/example.com 2>/dev/null || chown -R apache:apache /var/www/example.com 2>/dev/null || tr...

Configure Apache Virtual Hosts on Debian 12

Step 1 – Create document root

mkdir -p /var/www/example.com/html
echo '
Works!
' > /var/www/example.com/html/index.html
chown -R www-data:www-data /var/www/example.com 2>/dev/null || chown -R apache:apache /var/www/example.com 2>/dev/null || tru...

Configure Apache Virtual Hosts on Gentoo Linux

Step 1 – Create document root

mkdir -p /var/www/example.com/html
echo '
Works!
' > /var/www/example.com/html/index.html
chown -R www-data:www-data /var/www/example.com 2>/dev/null || chown -R apache:apache /var/www/example.com 2>/dev/null ||...

Configure Apache Virtual Hosts on NetBSD 10

Step 1 – Create document root

mkdir -p /var/www/example.com/html
echo '
Works!
' > /var/www/example.com/html/index.html
chown -R www-data:www-data /var/www/example.com 2>/dev/null || chown -R apache:apache /var/www/example.com 2>/dev/null || tru...

Configure Apache Virtual Hosts on OpenBSD 7.5

Step 1 – Create document root

mkdir -p /var/www/example.com/html
echo '
Works!
' > /var/www/example.com/html/index.html
chown -R www-data:www-data /var/www/example.com 2>/dev/null || chown -R apache:apache /var/www/example.com 2>/dev/null || t...

Configure Apache Virtual Hosts on RHEL 9

Step 1 – Create document root

mkdir -p /var/www/example.com/html
echo '
Works!
' > /var/www/example.com/html/index.html
chown -R www-data:www-data /var/www/example.com 2>/dev/null || chown -R apache:apache /var/www/example.com 2>/dev/null || true

Configure Apache Virtual Hosts on Ubuntu 24.04

Step 1 – Create document root

mkdir -p /var/www/example.com/html
echo '
Works!
' > /var/www/example.com/html/index.html
chown -R www-data:www-data /var/www/example.com 2>/dev/null || chown -R apache:apache /var/www/example.com 2>/dev/null ||...

Configure firewalld on AlmaLinux 9

Status

systemctl status firewalld
firewall-cmd --state
firewall-cmd --list-all

Allow common services

firewall-cmd --permanent --add-service=http
firewall-cmd --permanent --add-service=https
firewall-cmd --permanent --add-service=ssh
firewall-cmd --permanent...

Configure UFW on Arch Linux

Install and set defaults

pacman -S --noconfirm ufw
ufw default deny incoming
ufw default allow outgoing

Allow services

ufw allow ssh
ufw allow 80/tcp
ufw allow 443/tcp
ufw enable

Status

ufw status verbose

Allow from specific IP

ufw allow from 192.168.1.100...

Configure UFW on Debian 12

Install and set defaults

apt install -y ufw
ufw default deny incoming
ufw default allow outgoing

Allow services

ufw allow ssh
ufw allow 80/tcp
ufw allow 443/tcp
ufw enable

Status

ufw status verbose

Allow from specific IP

ufw allow from 192.168.1.100 to any...

Configure iptables on Gentoo Linux

Install

emerge --ask net-firewall/iptables

Ruleset (/etc/iptables/iptables.rules)

*filter
:INPUT DROP [0:0]
:FORWARD DROP [0:0]
:OUTPUT ACCEPT [0:0]
-A INPUT -m conntrack --ctstate ESTABLISHED,RELATED -j ACCEPT
-A INPUT -i lo -j ACCEPT
-A INPUT -p tcp --d...

Configure NPF Firewall on NetBSD 10

/etc/rc.conf

npf=YES
npf_conf=/etc/npf.conf

/etc/npf.conf

$ext_if = inet4 addr "wm0"
alg "icmp"
group default {
    pass stateful on lo0 all
    pass stateful all
    pass stateful in final on wm0 proto tcp to $ext_if port 22
    pass stateful in final on...