Laborpruefung/README.md

Practice Exam - Setup Instructions

Overview

This practice exam simulates a real-world server troubleshooting scenario with 5 problems to diagnose and fix within 45 minutes.

Requirements

• Ubuntu Server (20.04 or 22.04 recommended)
• Root/sudo access
• Internet connection (for package installation)

Quick Start

1. Initial Setup

Run the setup script to install and configure all services:

sudo ./setup.sh

This will install and configure:

• Nginx with 3 websites (company.local, shop.local, api.local)
• PHP-FPM for the API
• MySQL database with test data
• Docker with a simple web application
• UFW firewall

2. Start the Exam

Run the break server script and select option 6:

sudo ./break_server.sh

Select: 6) START EXAM (All 5 problems - 45 minutes)

3. Check Your Progress

At any time, run the verification script:

./verify.sh

4. Reset (If Needed)

To reset all problems and start over:

sudo ./break_server.sh
# Select: 8) RESET all problems

Files

File	Description
setup.sh	Initial server setup script
break_server.sh	Interactive menu to break/reset services
verify.sh	Check your progress on all tasks
tasks.md	Exam task descriptions
solutions.md	Detailed solutions (don't peek!)

Tasks Overview

1. company.local - Website not loading (Web Server Config)
2. shop.local - 403 Forbidden error (File Permissions)
3. api.local:8080 - 502 Bad Gateway (Service Management)
4. localhost:8888 - Connection timeout (Firewall)
5. MySQL - Connection refused (Database Admin)

Tips

• Work systematically through each problem
• Check service status first (systemctl status)
• Read error logs (journalctl, /var/log/)
• Test configurations before reloading (nginx -t)
• Verify each fix before moving on

Good luck!