Install and Configure Nginx on Ubuntu

Nginx Installation and Setup

Install Nginx

sudo apt update
sudo apt install nginx -y
sudo systemctl start nginx
sudo systemctl enable nginx

Configure Firewall

sudo ufw allow 'Nginx Full'
sudo ufw status

Create Server Block (Virtual Host)

sudo nano /etc/nginx/sites-available/yourdomain.com

Add this configuration:

server {
    listen 80;
    server_name yourdomain.com www.yourdomain.com;
    root /var/www/yourdomain.com;
    index index.html index.php;

    location / {
        try_files $uri $uri/ =404;
    }

    location ~ \.php$ {
        include snippets/fastcgi-php.conf;
        fastcgi_pass unix:/var/run/php/php8.1-fpm.sock;
    }
}

Enable Site

sudo ln -s /etc/nginx/sites-available/yourdomain.com /etc/nginx/sites-enabled/
sudo nginx -t
sudo systemctl reload nginx

Useful Nginx Commands

# Test configuration
sudo nginx -t

# Reload without downtime
sudo systemctl reload nginx

# Restart Nginx
sudo systemctl restart nginx

# Check status
sudo systemctl status nginx

# View error logs
sudo tail -f /var/log/nginx/error.log