Project 3 - CameronProvost/SEC440 GitHub Wiki
U1, U2 & U3 Configuration
Sudo adduser cameron
Sudo usermod -aG sudo cameron
Sudo hostnamectl set-hostname u1-cameron
Sudo nano /etc/netplan/00-installer-config.yaml
U1
U2
U3
Sudo netplan apply
Reboot
Galera Installion and Configuration
sudo apt update
sudo apt install mariadb-server mariadb-client galera-4 rsync -y
sudo systemctl enable mariadb
sudo systemctl start mariadb
sudo nano /etc/mysql/mariadb.conf.d/60-galera.cnf
U1
U2
U3
Firewall Rules
sudo ufw allow 3306/tcp # MySQL/MariaDB
sudo ufw allow 4444/tcp # Galera replication
sudo ufw allow 4567/tcp # Galera communication
sudo ufw allow 4568/tcp # Galera IST (incremental state transfer)
sudo ufw allow 22/tcp # SSH
sudo ufw reload
Initialize The Cluster
On U1
sudo systemctl stop mariadb
sudo galera_new_cluster
On U2 & U3
sudo systemctl stop mariadb
sudo systemctl start mariadb
Test Cluster
Sudo mysql -u root -p
Show status like ‘wsrep_cluser_size’;
Secure The Databases
sudo mysql_secure_installation
sudo dnf install httpd php php-mysqlnd php-fpm wget unzip -y
Configure Wordpress On Web01 and Web02
cd /var/www/html
sudo wget https://wordpress.org/latest.zip
sudo unzip latest.zip
sudo chown -R apache:apache /var/www/html/wordpress
sudo chmod -R 755 /var/www/html/wordpress
sudo mv wordpress/* /var/www/html/
Create Wordpress Database and User
On U1
mysql -u root -p
CREATE DATABASE wordpress_db;
CREATE USER 'cameron_wp'@'%' IDENTIFIED BY 'your_secure_password';
GRANT ALL PRIVILEGES ON wordpress_db.* TO 'cameron_wp'@'%';
FLUSH PRIVILEGES;
Wordpress Configuration on Web01 and Web02
cd /var/www/html
sudo cp wp-config-sample.php wp-config.php
sudo nano wp-config.php
Make the following changes to wp-config.php
define( 'DB_NAME', 'wordpress_db' );
define( 'DB_USER', 'cameron_wp' );
define( 'DB_PASSWORD', 'your_secure_password' );
define( 'DB_HOST', '10.0.6.10' );
Create Virtual Host Configuration
sudo nano /etc/httpd/conf.d/wordpress.conf
Add the following:
<VirtualHost *:80>
DocumentRoot /var/www/html
ServerName 10.0.6.10
<Directory /var/www/html>
AllowOverride All
Require all granted
</Directory>
</VirtualHost>
sudo systemctl restart httpd
SELLinux
sudo setsebool -P httpd_can_network_connect_db 1
Complete the rest of wordpress installaion from Xubuntu-Wan's web Browser by navigating to http://10.0.6.10