Docker Flask + PostgreSQL - Python Web App with Database

A containerized Flask application with PostgreSQL database demonstrating database integration.

🚀 Features

• Flask web framework with PostgreSQL
• Environment-based database configuration
• Persistent PostgreSQL data
• Health check endpoints
• Production-ready setup

📁 Project Structure

docker-flask-postgres/
├── web/
│   ├── Dockerfile
│   ├── requirements.txt
│   └── app.py
├── docker-compose.yml
├── k8s/
│   ├── postgres-deployment.yaml
│   ├── postgres-service.yaml
│   ├── web-deployment.yaml
│   └── web-service.yaml
└── README.md

🛠️ Quick Start

# Clone and run
git clone https://github.com/atulkamble/docker-flask-postgres.git
cd docker-flask-postgres
docker compose up -d

# Test the application
curl http://localhost:5001

🧪 Testing

# Test database connection
curl http://localhost:5001/health

🔧 Configuration

• Web Port: 5001
• Database: PostgreSQL 16
• Environment Variables: PGHOST, PGUSER, PGPASSWORD, PGDATABASE

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Docker Hub: atuljkamble/docker-flask-postgres-web
GitHub: atulkamble/docker-flask-postgres