DevOps Tools

A collection of DevOps utilities including a website monitoring service, containerized with Docker and deployable on Kubernetes (K3s).

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Features

• Website Monitor: Flask-based service that checks uptime and response times for configured URLs
• Dockerized: Ready-to-build Docker image
• Kubernetes-ready: Deployment and Service YAML manifests included
• K3s installer: Script for lightweight Kubernetes setup
• GitHub Actions: Automated CI/CD compatible

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Components

File	Purpose
website_monitor.py	Flask app that monitors website availability
Dockerfile	Container image definition
deployment.yaml	Kubernetes Deployment manifest
service.yaml	Kubernetes Service manifest
k3s_script_install.sh	K3s installation script
get-docker.sh	Docker installation helper

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Quick Start

Run locally

pip install flask requests
python website_monitor.py

Then open http://localhost:5000 to see the monitoring dashboard.

Run with Docker

docker build -t website-monitor .
docker run -p 5000:5000 website-monitor

Deploy on Kubernetes

kubectl apply -f deployment.yaml
kubectl apply -f service.yaml

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Configuration

Edit the targets list in website_monitor.py to monitor your own URLs:

targets = [
    "https://www.google.com",
    "https://your-website.com",
    "https://another-site.com"
]

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Architecture

User → Browser → Flask App (website_monitor.py)
                     ↓
              Checks each target URL
                     ↓
              Returns status dashboard
              (UP/DOWN + response time)

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Tech Stack

• Backend: Python, Flask
• HTTP Client: Requests
• Container: Docker
• Orchestration: Kubernetes / K3s

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License

MIT License

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