DevOps Stage 1 - Personal API

A simple Flask API deployed on a VPS using Nginx reverse proxy and systemd process management.

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🌍 Live Deployment

Base URL:
http://mobolaji-babajide.xyz

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🚀 API Endpoints

✅ GET /

Response:

{
  "message": "API is running"
}

✅ GET /health

Response:

{
  "message": "healthy"
}

✅ GET /me

Response:

{
  "name": "Mobolaji Philip Babajide",
  "email": "mobolaji0babajide@gmail.com",
  "github": "https://github.com/philipswitch"
}

All endpoints:

• Return Content-Type: application/json
• Return HTTP status 200
• Respond in under 500ms

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💻 Local Setup

Install dependencies:

pip3 install -r requirements.txt

Run the application:

python3 app.py

App runs locally on:

http://127.0.0.1:5000

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🛠 Deployment Stack

• Python 3
• Flask
• Gunicorn
• Nginx (Reverse Proxy)
• Systemd (Process Manager)
• Ubuntu 22.04 LTS
• DigitalOcean VPS
• UFW Firewall (Ports 22, 80, 443 allowed)

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🏗 Architecture

• Flask API runs internally on port 5000
• Gunicorn serves the application
• Nginx proxies public traffic (port 80) → 127.0.0.1:5000
• Systemd ensures the service runs persistently
• Firewall restricts unnecessary ports

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📦 requirements.txt

Flask==3.0.0
gunicorn==21.2.0

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🚫 .gitignore

__pycache__/
*.pyc
venv/
.env

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🔄 Push to GitHub

git init
git add .
git commit -m "DevOps Stage 1 - Personal API"

# After creating the repo on GitHub:
git remote add origin https://github.com/philipswitch/hng-devops.git
git branch -M main
git push -u origin main

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👤 Author

Name: Mobolaji Philip Babajide
Track: DevOps
Stage: 1