OpenShift in Action Guide PDF

Overview: OpenShift in Action Guide is a comprehensive guide to understanding, deploying, and managing applications on OpenShift, Red Hat’s popular Kubernetes-based container platform. It walks readers through the entire lifecycle of developing, deploying, and running containerized applications, using OpenShift’s powerful features to build modern, scalable, and resilient systems. Whether you’re new to containerized applications or an experienced developer, this book offers practical insights into container orchestration, Kubernetes, and DevOps best practices.

Key Features:

• Learn how to deploy, scale, and manage containerized applications using OpenShift.
• Explore the full range of OpenShift features, from basic to advanced, including built-in CI/CD tools, service mesh, and monitoring.
• Practical hands-on examples using real-world scenarios for deploying applications.
• Discover Kubernetes concepts such as Pods, Services, Routes, and Persistent Storage.
• Understand how OpenShift integrates with popular DevOps tools like Jenkins, Docker, and Helm.

Who Should Read This Book?

This book is designed for developers, DevOps professionals, and system administrators looking to get started with OpenShift or expand their knowledge of managing containerized applications. Prior experience with Docker and basic knowledge of Kubernetes is helpful but not required.

What You Will Learn:

• The architecture of OpenShift and how it builds on top of Kubernetes.
• Deploying and scaling containerized applications in OpenShift clusters.
• Managing application configurations, environment variables, and secrets.
• Securing OpenShift deployments using RBAC, network policies, and security contexts.
• Using OpenShift’s Source-to-Image (S2I) framework for creating Docker images.
• Automating deployment pipelines with OpenShift’s built-in CI/CD tools.
• Integrating monitoring, logging, and alerting systems like Prometheus, Grafana, and ELK stack.
• Working with advanced OpenShift features, including Operators, Service Mesh, and Knative for serverless applications.

Contents:

1. Introduction to Containers and Kubernetes:
   • Basics of containerization and orchestration.
   • Introduction to Kubernetes and its key components.
2. Getting Started with OpenShift:
   • Installing and configuring OpenShift.
   • Overview of OpenShift architecture and components.
3. Deploying Applications in OpenShift:
   • Using OpenShift’s developer tools.
   • Deploying applications from source code.
   • Using OpenShift templates and Helm charts.
4. Scaling and Managing Applications:
   • Horizontal scaling and load balancing.
   • Managing pods, services, and persistent storage.
5. Securing OpenShift Applications:
   • Role-based access control (RBAC).
   • Using network policies and security contexts.
6. OpenShift CI/CD and Automation:
   • Integrating Jenkins pipelines.
   • Automating deployments with CI/CD tools.
7. Monitoring and Logging in OpenShift:
   • Integrating Prometheus and Grafana.
   • Setting up centralized logging with the ELK stack.
8. Advanced OpenShift Features:
   • Using OpenShift Service Mesh for microservices.
   • Working with Operators and Knative.
9. Running OpenShift in Production:
   • Best practices for running and maintaining OpenShift clusters.
   • Monitoring and troubleshooting production environments.

Why Read This Book?

• Comprehensive Coverage: Gain an in-depth understanding of OpenShift’s features and how to leverage them for real-world applications.
• Hands-On Approach: Follow step-by-step examples that provide practical experience in building and managing containerized applications.
• Best Practices: Learn industry best practices for deploying, securing, and managing modern cloud-native applications using OpenShift.