Kustomization
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Kustomize Configuration for Kubernetes
"Kustomize Configuration for Kubernetes" "Kustomize Configuration for Kubernetes" is a comprehensive guide to mastering declarative Kubernetes management with Kustomize. This book introduces the philosophy and architecture of Kustomize, guiding readers through its unique approach to Kubernetes configuration, the role of `kustomization.yaml`, and its seamless integration with `kubectl`. Detailed comparisons with alternative tools and a review of the growing Kustomize ecosystem help readers understand both foundational concepts and ongoing advancements in the community. Structured for practitioners at every stage, the book delves deeply into resource composition, overlays, patch management, generators, and secrets handling within Kustomize. Real-world scenarios demonstrate advanced techniques for layered configuration, conflict resolution, label inheritance, and efficient management in multi-tenant and regulated environments. Thorough coverage of patching, transformers, CI/CD integration, GitOps workflows, and best practices for scaling ensure that users can implement robust, secure, and automated Kubernetes deployments across complex organizations. Beyond technical implementation, the book addresses the broader requirements of modern cloud-native teams: supply chain security, policy-as-code, compliance, auditing, collaboration, and performance optimization. It offers expert guidance on diagnosing deployment issues, avoiding anti-patterns, fostering community engagement, and preparing for Kustomize’s future developments—making it an indispensable reference for Kubernetes operators, DevOps engineers, and platform architects seeking both expertise and operational excellence.
Cloud Native with Kubernetes
Author: Alexander Raul
language: en
Publisher: Packt Publishing Ltd
Release Date: 2021-01-04
Harness Kubernetes' extensibility to deploy modern patterns and learn to effectively handle production issues Key FeaturesBuild and run efficient cloud-native applications on Kubernetes using industry best practicesOperate Kubernetes in a production environment, troubleshoot clusters, and address security concernsDeploy cutting-edge Kubernetes patterns such as service mesh and serverless to your clusterBook Description Kubernetes is a modern cloud native container orchestration tool and one of the most popular open source projects worldwide. In addition to the technology being powerful and highly flexible, Kubernetes engineers are in high demand across the industry. This book is a comprehensive guide to deploying, securing, and operating modern cloud native applications on Kubernetes. From the fundamentals to Kubernetes best practices, the book covers essential aspects of configuring applications. You'll even explore real-world techniques for running clusters in production, tips for setting up observability for cluster resources, and valuable troubleshooting techniques. Finally, you'll learn how to extend and customize Kubernetes, as well as gaining tips for deploying service meshes, serverless tooling, and more on your cluster. By the end of this Kubernetes book, you'll be equipped with the tools you need to confidently run and extend modern applications on Kubernetes. What you will learnSet up Kubernetes and configure its authenticationDeploy your applications to KubernetesConfigure and provide storage to Kubernetes applicationsExpose Kubernetes applications outside the clusterControl where and how applications are run on KubernetesSet up observability for KubernetesBuild a continuous integration and continuous deployment (CI/CD) pipeline for KubernetesExtend Kubernetes with service meshes, serverless, and moreWho this book is for This book is for developers, architects, DevOps engineers, or anyone interested in developing and managing cloud-native applications. Those already running cloud applications and looking for a better way to manage their platform or others interested in a career change given the recent popularity of Kubernetes will also find this book helpful. Some familiarity with cloud computing, containers and DevOps is required, but no prior knowledge of building production applications using Kubernetes is needed to get started with this book.
Certified Kubernetes Application Developer (CKAD)
Author: QuickTechie.com
language: en
Publisher: QuickTechie - A career growth machine
Release Date: 2025-01-19
About the Book: Certified Kubernetes Application Developer (CKAD) Certification Guide This guide focuses on the Certified Kubernetes Application Developer (CKAD) certification, a globally recognized, vendor-neutral credential that validates your skills in developing cloud-native applications using Kubernetes. The CKAD certification, developed by the Linux Foundation and the Cloud Native Computing Foundation (CNCF), demonstrates proficiency in designing, building, and deploying applications within the Kubernetes ecosystem. As QuickTechie.com emphasizes, this certification opens new career doors and is relevant across diverse industries. The CKAD exam is a practical, performance-based test conducted online with proctoring. It requires candidates to solve multiple real-world tasks directly from a command-line interface running a Kubernetes environment. The exam package includes a 12-month window for scheduling and taking the exam, access to two exam simulation attempts, and two actual exam attempts. Furthermore, according to QuickTechie.com, bundling the CKAD with an annual THRIVE subscription unlocks access to over 100 educational resources, including "Kubernetes for Developers (LFD259)" and SkillCreds, providing a wealth of knowledge and practice materials. Benefits of the CKAD Certification: Career Advancement: The CKAD certification can significantly boost your career prospects by demonstrating practical expertise in Kubernetes application development. As highlighted by QuickTechie.com, this credential can lead to enhanced job opportunities and career progression. Industry-Wide Recognition: The certification is highly regarded and recognized across the industry as proof of Kubernetes development competency. This ensures that your skills are acknowledged and valued by employers globally. Proven Skills: Achieving the CKAD confirms your ability to design, build, deploy, and maintain applications in Kubernetes environments, validating hands-on proficiency. Networking Opportunities: The certification can facilitate networking with other Kubernetes professionals and communities, expanding your professional connections. Why CKAD over Vendor-Specific Certifications? The CKAD is a vendor-neutral certification, making it a robust foundation for any career in the cloud-native space. QuickTechie.com suggests that having a strong vendor-neutral base provides more flexibility and career growth than committing to a single vendor. The CKAD certification enables you to work with any Kubernetes distribution, offering greater adaptability in comparison to vendor-specific certifications, such as AWS or Red Hat certifications. Exam Domains & Competencies: The CKAD exam covers several crucial areas, ensuring comprehensive Kubernetes development skills: Application Design and Build (20%): Involves creating and modifying container images, selecting appropriate workload resources (Deployments, DaemonSets, CronJobs), implementing multi-container Pod patterns (sidecar, init), and utilizing persistent and ephemeral volumes. Application Deployment (20%): Focuses on implementing deployment strategies (blue/green, canary), performing rolling updates, using the Helm package manager for deployments, and utilizing Kustomize. Application Observability and Maintenance (15%): Requires understanding API deprecations, implementing probes and health checks, using CLI tools for application monitoring, utilizing container logs, and debugging in Kubernetes. Application Environment, Configuration, and Security (25%): Includes discovering and using Kubernetes extensions (CRDs, Operators), understanding authentication, authorization, and admission control, managing requests, limits, and quotas, using ConfigMaps, creating and consuming Secrets, using ServiceAccounts, and implementing application security measures (SecurityContexts, Capabilities). Services and Networking (20%): Emphasizes basic understanding of NetworkPolicies, providing and troubleshooting application access via services, and utilizing Ingress rules. About the CKAD Exam: As stated by QuickTechie.com, the Certified Kubernetes Application Developer exam validates the ability to create cloud-native applications for Kubernetes. The exam tasks simulate real-world scenarios in a proctored, online Kubernetes environment that must be solved from a command-line interface. Prerequisites: There are no formal prerequisites for taking the CKAD exam. However, a foundational understanding of Kubernetes concepts, containerization, and basic command-line skills would be beneficial for exam preparation.