A complete journey to automating infrastructure provisioning and cloud-native application deployment Key Features • Leverage Crossplane and Kubernetes for a unified automation experience of infrastructure and apps • Build a modern self-service infrastructure platform abstracting recipes and in-house policies • Clear guidance on trade-offs to manage Kubernetes configuration and ecosystem tools Book Description In the last few years, countless organizations have taken advantage of the disruptive application deployment operating model provided by Kubernetes. With Crossplane, the same benefits are coming to the world of infrastructure provisioning and management. The limitations of Infrastructure as Code with respect to drift management, role-based access control, team collaboration, and weak contract make people move towards a control-plane-based infrastructure automation, but setting it up requires a lot of know-how and effort. This book will cover a detailed journey to building a control-plane-based infrastructure automation platform with Kubernetes and Crossplane. The cloud-native landscape has an overwhelming list of configuration management tools that can make it difficult to analyze and choose. This book will guide cloud-native practitioners to select the right tools for Kubernetes configuration management that best suit the use case. You'll learn about configuration management with hands-on modules built on popular configuration management tools such as Helm, Kustomize, Argo, and KubeVela. The hands-on examples will be patterns that one can directly use in their work. By the end of this book, you'll be well-versed with building a modern infrastructure automation platform to unify application and infrastructure automation. What you will learn • Understand the context of Kubernetes-based infrastructure automation • Get to grips with Crossplane concepts with the help of practical examples • Extend Crossplane to build a modern infrastructure automation platform • Use the right configuration management tools in the Kubernetes environment • Explore patterns to unify application and infrastructure automation • Discover top engineering practices for infrastructure platform as a product Who this book is for This book is for cloud architects, platform engineers, infrastructure or application operators, and Kubernetes enthusiasts who want to simplify infrastructure and application automation. A basic understanding of Kubernetes and its building blocks like Pod, Deployment, Service, and Namespace is needed before you can get started with this book.

Reduce the complexity of managing applications on Kubernetes and develop an enterprise pattern for application delivery Key FeaturesLearn best practices from the core maintainer of Helm for application delivery and life cycle managementManage applications deployed in Kubernetes effectively using HelmGo beyond the basics when using Helm with key security considerations and management optionsBook Description Containerization is one of the best ways to implement DevOps, and learning how to execute it effectively is an essential part of a developer's skillset. Kubernetes is the current industry standard for container orchestration. This book will help you discover the efficiency of managing applications running on Kubernetes with Helm. Starting with a brief introduction to Helm and its impact on users working with containers and Kubernetes, you'll delve into the primitives of Helm charts and their architecture and use cases. From there, you'll understand how to write Helm charts in order to automate application deployment on Kubernetes and work your way toward more advanced strategies. These enterprise-ready patterns are focused on concepts beyond the basics so that you can use Helm optimally, looking at topics related to automation, application development, delivery, lifecycle management, and security. By the end of this book, you'll have learned how to leverage Helm to build, deploy, and manage applications on Kubernetes. What you will learnUnderstand how to deploy applications on Kubernetes with easePackage dynamic applications for deployment on KubernetesIntegrate Helm into an existing software release processDevelop an enterprise automation strategy on Kubernetes using HelmUse Helm within a Helm Kubernetes operatorLeverage Helm in a secure and stable manner that fits the enterpriseDiscover the ins and outs of automation with HelmWho this book is for This book is for Kubernetes developers or administrators who are interested in learning Helm to provide automation for app development on Kubernetes. Although no prior knowledge of Helm is required, basic knowledge of Kubernetes application development will be useful.

Develop a deep understanding of Kubernetes and the cloud native ecosystem, and pass the CKA exam with confidence with this end-to-end study guide Key FeaturesGet to grips with the core concepts of Kubernetes API primitivesDeploy, configure, manage, and troubleshoot Kubernetes clustersCement your credibility in the job market by becoming a Certified Kubernetes AdministratorBook Description Kubernetes is the most popular container orchestration tool in the industry. The Kubernetes Administrator certification will help you establish your credibility and enable you to efficiently support the business growth of individual organizations with the help of this open source platform. The book begins by introducing you to Kubernetes architecture and the core concepts of Kubernetes. You'll then get to grips with the main Kubernetes API primitives, before diving into cluster installation, configuration, and management. Moving ahead, you'll explore different approaches while maintaining the Kubernetes cluster, perform upgrades for the Kubernetes cluster, as well as backup and restore etcd. As you advance, you'll deploy and manage workloads on Kubernetes and work with storage for Kubernetes stateful workloads with the help of practical scenarios. You'll also delve into managing the security of Kubernetes applications and understand how different components in Kubernetes communicate with each other and with other applications. The concluding chapters will show you how to troubleshoot cluster- and application-level logging and monitoring, cluster components, and applications in Kubernetes. By the end of this Kubernetes book, you'll be fully prepared to pass the CKA exam and gain practical knowledge that can be applied in your day-to-day work. What you will learnUnderstand the fundamentals of Kubernetes and its toolsGet hands-on experience in installing and configuring Kubernetes clustersManage Kubernetes clusters and deployed workloads with easeGet up and running with Kubernetes networking and storageManage the security of applications deployed on KubernetesFind out how to monitor, log, and troubleshoot Kubernetes clusters and apps among othersWho this book is for This book is for application developers, DevOps engineers, data engineers, and cloud architects who want to pass the CKA exam and certify their Kubernetes Administrator skills in the market. Basic knowledge of Kubernetes is recommended to get the most out of this book.

Understand how to use K3s and k3OS for different use cases and discover best practices for building an edge computing system Key FeaturesA guide to implementing an edge computing environmentReduce latency and costs for real-time applications running at the edgeFind stable and relevant cloud native open source software to complement your edge environmentsBook Description Edge computing is a way of processing information near the source of data instead of processing it on data centers in the cloud. In this way, edge computing can reduce latency when data is processed, improving the user experience on real-time data visualization for your applications. Using K3s, a light-weight Kubernetes and k3OS, a K3s-based Linux distribution along with other open source cloud native technologies, you can build reliable edge computing systems without spending a lot of money. In this book, you will learn how to design edge computing systems with containers and edge devices using sensors, GPS modules, WiFi, LoRa communication and so on. You will also get to grips with different use cases and examples covered in this book, how to solve common use cases for edge computing such as updating your applications using GitOps, reading data from sensors and storing it on SQL and NoSQL databases. Later chapters will show you how to connect hardware to your edge clusters, predict using machine learning, and analyze images with computer vision. All the examples and use cases in this book are designed to run on devices using 64-bit ARM processors, using Raspberry Pi devices as an example. By the end of this book, you will be able to use the content of these chapters as small pieces to create your own edge computing system. What you will learnConfigure k3OS and K3s for development and production scenariosPackage applications into K3s for shipped-node scenariosDeploy in occasionally connected scenarios, from one node to one million nodesManage GitOps for applications across different locationsUse open source cloud native software to complement your edge computing systemsImplement observability event-driven and serverless edge applicationsCollect and process data from sensors at the edge and visualize it into the cloudWho this book is for This book is for engineers (developers and/or operators) seeking to bring the cloud native benefits of GitOps and Kubernetes to the edge. Anyone with basic knowledge of Linux and containers looking to learn Kubernetes using examples applied to edge computing and hardware systems will benefit from this book.

Leverage modern technologies and agile methodologies such as DevOps and microenterprises to deliver sustainable healthcare solutions. Purchase of the print or kindle book includes a free eBook in the PDF format. Key FeaturesDistinguish the pace and time of change to achieve sustainable healthcareApply shared mental models for common understanding of healthcare challenges and how to overcome themApply and integrate new technology to accelerate the digital transformation of healthcareBook Description Healthcare today faces a multitude of challenges, which can be summed up as the barriers architects and consultants face in transforming the healthcare system into a more sustainable one. This book helps you to guide that transformation step by step. You'll begin by understanding the need for this transformation, exploring related challenges, the possibilities of technology, and how human factors can be involved in digital transformation. The book will enable you to overcome inhibitions and plan various transformation steps using the Transformation into Sustainable Healthcare (TiSH) model and DevOps4Care. Next, you'll use the observe, orient, decide, and act (OODA) loop as an iterative approach to address all stakeholders and adapt swiftly when situations change. Further, you'll be able to build shared platforms that enable interaction between various stakeholders, including the technology-enabled care service teams. The final chapters will help you execute the transformation to sustainable healthcare using the knowledge you've gained while getting familiar with common pitfalls and learning how to avoid or mitigate them. By the end of this DevOps book, you will have an overview of the challenges, opportunities, and directions of solutions and be on your way toward starting the transformation into sustainable healthcare. What you will learnUnderstand the need for transformation of healthcareAccelerate transformation using the TiSH modelGet to grips with stepped, networked, and integrated careApply DevOps methodologies for healthcare in DevOps4CareFind out how to handle complexities through the system of systems thinkingBundle and unbundle organizations for the delivery of true patient-centric healthcareWho this book is for This book is written specifically for enterprise architects and management consultants dealing with transformation in healthcare. Professionals dealing with digital transformation of healthcare, including C-level executives such as chief medical information officers (CMIOs), CEOs, CIOs, and CFOs will also find this book interesting. Basic knowledge of IT systems and architecture will help you grasp the concepts easily.

Invoke TDD principles for end-to-end application development with Java About This Book Explore the most popular TDD tools and frameworks and become more proficient in building applications Create applications with better code design, fewer bugs, and higher test coverage, enabling you to get them to market quickly Implement test-driven programming methods into your development workflows Who This Book Is For If you're an experienced Java developer and want to implement more effective methods of programming systems and applications, then this book is for you. What You Will Learn Explore the tools and frameworks required for effective TDD development Perform the Red-Green-Refactor process efficiently, the pillar around which all other TDD procedures are based Master effective unit testing in isolation from the rest of your code Design simple and easily maintainable codes by implementing different techniques Use mocking frameworks and techniques to easily write and quickly execute tests Develop an application to implement behaviour-driven development in conjunction with unit testing Enable and disable features using Feature Toggles In Detail Test-driven development (TDD) is a development approach that relies on a test-first procedure that emphasises writing a test before writing the necessary code, and then refactoring the code to optimize it. The value of performing TDD with Java, one of the most established programming languages, is to improve the productivity of programmers, the maintainability and performance of code, and develop a deeper understanding of the language and how to employ it effectively. Starting with the basics of TDD and reasons why its adoption is beneficial, this book will take you from the first steps of TDD with Java until you are confident enough to embrace the practice in your day-to-day routine. You'll be guided through setting up tools, frameworks, and the environment you need, and will dive right in to hands-on exercises with the goal of mastering one practice, tool, or framework at a time. You'll learn about the Red-Green-Refactor procedure, how to write unit tests, and how to use them as executable documentation. With this book you'll also discover how to design simple and easily maintainable code, work with mocks, utilise behaviour-driven development, refactor old legacy code, and release a half-finished feature to production with feature toggles. You will finish this book with a deep understanding of the test-driven development methodology and the confidence to apply it to application programming with Java. Style and approach An easy-to-follow, hands-on guide to building applications through effective coding practices. This book covers practical examples by introducing different problems, each one designed as a learning exercise to help you understand each aspect of TDD.

Become proficient in building PLC solutions in Integrated Architecture from the ground up using RSLogix 5000 About This Book Introduction to the Logix platform and Rockwell Automation terminology, with resources available online in the literature library Build real-world Rockwell Automation solutions using ControlLogix, CompactLogix, SoftLogix, RSLogix 5000, and Studio 5000 Understand the various controllers and form factors available in the ControlLogix and CompactLogix platforms, and the recent changes under the new Studio 5000 Automation Engineering and Design software suite Who This Book Is For This book is for PLC programmers, electricians, instrumentation techs, automation professionals with basic PLC programming knowledge, but no knowledge of RSLogix 5000. If you are a student who is familiar with automation and would like to learn about RSLogix 5000 with minimal investment of time, this is the book for you. What You Will Learn Briefly explore the history of Rockwell Automation and the evolution of the Logix platform Discover the complete range of ControlLogix and ComplactLogix controllers and form factors available today, and the key things you should consider when you are engineering a Rockwell Automation solution Explore the key platform changes introduced with Studio 5000 and Logix Designer version 24 and the latest firmware versions Get to grips with the modules available in the ControLogix, SoftLogix, and CompactLogix platforms Understand writing Ladder Logic (LL) routines, Sequential Function Chart (SFC) routines, and Structured Text routines (ST) Design Function Block Diagrams (FBD) and their easy integration with HMIs In Detail RSLogix 5000 and Studio 5000's Logix Designer are user-friendly interfaces used for programming the current generation of Rockwell Automation Controllers including ControlLogix, CompactLogix, and SoftLogix. When engineering automation solutions using Logix, it is important to study the changes to the platform introduced with Studio 5000 and the various controllers, modules, and form factors available today. RSLogix 5000 programming packages help you maximize performance, save project development time, and improve productivity. This book provides a detailed overview of the Logix platform including ControlLogix, CompactLogix, and SoftLogix and explains the significant changes introduced in Studio 5000. A clear understanding of the recent Logix platform changes is critical for anyone developing a Rockwell Automation solution. It provides an easy-to-follow, step-by-step approach to learning the essential Logix hardware and software components and provides beginners with a solid foundation in the Logix platform features and terminology. By the end of this book, you will have a clear understanding of the capabilities of the Logix platform and the ability to navigate the Rockwell Automation Literature Library Resources. Style and approach A step-by-step approach to RSLogix 5000, which is explained in an easy-to-follow style. Each topic is explained sequentially with detailed explanations of the basic and advanced features of Rockwell Automation that appeal to the needs of readers with a wide range of experience.