DevOps & Infrastructure

A comprehensive guide to DevOps tools, containerization, and infrastructure automation.

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📚 Topics

Containerization & Orchestration

File	Description
Docker	Container basics, Dockerfile, images, volumes, networking

Infrastructure as Code

File	Description
Ansible	Configuration management and automation
Terraform vs Ansible vs Kubernetes	Comparison of IaC and orchestration tools

Web Servers & Reverse Proxy

File	Description
Nginx	Web server, reverse proxy, load balancing

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🎯 Key Concepts

DevOps Principles

1. Continuous Integration (CI) - Automated building and testing
2. Continuous Delivery (CD) - Automated deployment pipelines
3. Infrastructure as Code - Managing infrastructure through code
4. Monitoring & Logging - Observability and alerting
5. Microservices - Decoupled, scalable architecture

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🔄 DevOps Pipeline

┌─────────┐    ┌─────────┐    ┌─────────┐    ┌─────────┐    ┌─────────┐
│  Code   │ -> │  Build  │ -> │  Test   │ -> │ Deploy  │ -> │ Monitor │
└─────────┘    └─────────┘    └─────────┘    └─────────┘    └─────────┘
     │              │              │              │              │
   Git/VCS      Docker        Automated       Ansible/        Logs/
                             Testing         Kubernetes      Metrics

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📖 Learning Path

1. Start with Docker to understand containerization
2. Learn Nginx for web server and reverse proxy concepts
3. Study Ansible for configuration management
4. Compare tools with Terraform vs Ansible vs Kubernetes