Master Puppet for configuration management of your systems in an enterprise deployment About This Book This book is an advanced guide to using and deploying Puppet 4 in your organization with a special focus on issues faced in larger enterprise deployments From an experienced author, learn to deal with scaling, performance, and multiple developers with the help of real-world examples This is the most up-to-date guide on Puppet, and covers the advanced concepts of Puppet 4 Who This Book Is For This book is for those who have intermediate knowledge of Puppet and are looking to deploy it in their environment. Some idea how to write simple modules for configuration management with Puppet is a prerequisite for this book. What You Will Learn Scale out your Puppet infrastructure using proxying techniques Automate your code promotion workflow using Git and r10k Solve real-world problems using public modules from the Puppet Forge Use Hiera to separate the data of your configuration from the code of your configuration Write your own custom facts in Ruby Extend Puppet with your own custom facts, modules, and types Use exported resources to orchestrate change between machines Debug a puppetserver using Java techniques In Detail Puppet is a configuration management system and a language. It was written for and by system administrators to manage large numbers of systems efficiently and prevent configuration drifts. Mastering Puppet deals with the issues faced when scaling out Puppet to handle large numbers of nodes. It will show you how to fit Puppet into your enterprise and allow many developers to work on your Puppet code simultaneously. In addition, you will learn to write custom facts and roll your own modules to solve problems. Next, popular options for performing reporting and orchestration tasks will be introduced in this book. Moving over to troubleshooting techniques, which will be very useful. The concepts presented are useful to any size organization. By the end of the book, you will know how to deal with problems of scale and exceptions in your code, automate workflows, and support multiple developers working simultaneously. Style and approach This book is a step-wise guide packed with examples to help you configure complex systems in Puppet.

Leverage Puppet 5 for medium to large scale enterprise deployment. Key FeaturesUse and deploy Puppet 5, irrespective the size of your organizationScaling, performance improvements, and managing multiple developer requestsTroubleshooting techniques, tips and tricks to make the most of Puppet 5Book Description Puppet is a configuration management system and a language written for and by system administrators to manage a large number of systems efficiently and prevent configuration drift. The core topics this book addresses are Puppet's latest features and mastering Puppet Enterprise. You will begin by writing a new Puppet module, gaining an understanding of the guidelines and style of the Puppet community. Following on from this, you will take advantage of the roles and profiles pattern, and you will learn how to structure your code. Next, you will learn how to extend Puppet and write custom facts, functions, types, and providers in Ruby, and also use the new features of Hiera 5. You will also learn how to configure the new Code Manager component, and how to ensure code is automatically deployed to (multiple) Puppet servers. Next, you will learn how to integrate Puppet with Jenkins and Git to build an effective workflow for multiple teams, and use the new Puppet Tasks feature and the latest Puppet Orchestrator language extensions. Finally, you will learn how to scale and troubleshoot Puppet. By the end of the book, you will be able to deal with problems of scale and exceptions in your code, automate workflows, and support multiple developers working simultaneously. What you will learnSolve problems using modules and the roles and profiles patternExtend Puppet with custom facts, functions, types, and providersUse Hiera 5 and Code Manager/r10k to separate code from dataContinuously integrate your code using Jenkins, Git and automated testingUse exported resources and the new Puppet Orchestration featuresExplore Puppet Discovery features and their useTroubleshoot various parts of the Puppet Enterprise infrastructureScale up and scale out Puppet infrastructure using various techniquesWho this book is for If you are a system administrator or developer who has used Puppet in production and are looking for ways to easily use Puppet in an enterprise environment, this book is for you. Some knowledge of writing simple configuration management modules would be necessary.

Unveil the Power of Puppet for Automated Configuration Management Are you ready to dive into the world of automated configuration management using Puppet? "Mastering Puppet" is your comprehensive guide to understanding and harnessing the capabilities of Puppet for efficient and consistent system configuration. Whether you're a system administrator aiming to streamline operations or a DevOps practitioner seeking insights into Puppet's capabilities, this book equips you with the knowledge and tools to master the art of automated configuration management. Key Features: 1. Deep Dive into Puppet: Immerse yourself in the core principles of Puppet, understanding its architecture, components, and functionalities. Build a strong foundation that empowers you to manage configurations with precision. 2. Installation and Configuration: Master the art of installing and configuring Puppet on various platforms. Learn about manifests, modules, and classification to ensure a streamlined configuration management process. 3. Declarative Language and Syntax: Uncover the power of Puppet's declarative language and intuitive syntax. Explore how to define and express configurations effectively for consistent system states. 4. Managing Resources: Delve into managing resources with Puppet. Learn how to define and manage files, packages, services, users, and more, ensuring accurate and automated configuration enforcement. 5. Puppet Forge and Modules: Discover the wealth of resources available on Puppet Forge. Learn how to leverage pre-built modules to accelerate configuration management and avoid reinventing the wheel. 6. Node Classification and Hiera: Explore strategies for node classification and data separation using Hiera. Learn how to manage different configurations for various nodes and environments. 7. Automation and Orchestration: Master the art of automation and orchestration with Puppet. Learn how to chain configurations, define dependencies, and automate complex workflows efficiently. 8. Puppet for Continuous Delivery: Uncover how Puppet fits into the realm of continuous delivery and DevOps practices. Learn how to integrate Puppet into your CI/CD pipeline for seamless configuration deployment. 9. Security and Compliance: Explore Puppet's role in maintaining security and compliance. Learn how to define security policies, enforce access controls, and monitor configurations for adherence to standards. 10. Real-World Scenarios: Gain insights into real-world use cases of Puppet across industries. From infrastructure provisioning to application deployment, explore how organizations are leveraging Puppet for efficiency and consistency. Who This Book Is For: "Mastering Puppet" is an indispensable resource for system administrators, DevOps practitioners, and IT professionals who want to excel in automated configuration management. Whether you're new to Puppet or seeking advanced techniques, this book will guide you through the intricacies and empower you to harness the potential of Puppet.

Master Puppet for configuration management of your systems in an enterprise deploymentAbout This Book* This book is an advanced guide to using and deploying Puppet 4 in your organization with a special focus on issues faced in larger enterprise deployments* From an experienced author, learn to deal with scaling, performance, and multiple developers with the help of real-world examples* This is the most up-to-date guide on Puppet, and covers the advanced concepts of Puppet 4Who This Book Is ForThis book is for those who have intermediate knowledge of Puppet and are looking to deploy it in their environment. Some idea how to write simple modules for configuration management with Puppet is a prerequisite for this book.What You Will Learn* Scale out your Puppet infrastructure using proxying techniques* Automate your code promotion workflow using Git and r10k* Solve real-world problems using public modules from the Puppet Forge* Use Hiera to separate the data of your configuration from the code of your configuration* Write your own custom facts in Ruby* Extend Puppet with your own custom facts, modules, and types* Use exported resources to orchestrate change between machines* Debug a puppetserver using Java techniquesIn DetailPuppet is a configuration management system and a language. It was written for and by system administrators to manage large numbers of systems efficiently and prevent configuration drifts.Mastering Puppet deals with the issues faced when scaling out Puppet to handle large numbers of nodes. It will show you how to fit Puppet into your enterprise and allow many developers to work on your Puppet code simultaneously. In addition, you will learn to write custom facts and roll your own modules to solve problems. Next, popular options for performing reporting and orchestration tasks will be introduced in this book. Moving over to troubleshooting techniques, which will be very useful. The concepts presented are useful to any size organization.By the end of the book, you will know how to deal with problems of scale and exceptions in your code, automate workflows, and support multiple developers working simultaneously.Style and approachThis book is a step-wise guide packed with examples to help you configure complex systems in Puppet.

Start pulling the strings of your IT infrastructure effectively with Puppet – learn how to configure, customize and manage your systems more intelligently in an enterprise deployment. About This Book Step-by-step instructions to jump start your Puppet deployment and automate your IT configurations Design, implement, and deploy Puppet in your infrastructure and tackle everyday IT infrastructure challenges Gain expert understanding of Puppet's latest and most advanced features Who This Book Is For If you're an experienced IT professional and a new Puppet user, this course will provide you with all you need to know to go from installation to advanced automation. What You Will Learn Write and employ individual Puppet manifests Understand how Puppet implements system abstraction Use Puppet to manage network, cloud, and virtualization devices Manage and test the Puppet code workflow Tweak, hack, and adapt the Puppet extension points Use exported resources to orchestrate change between machines Debug a puppetserver using Java techniques In Detail Puppet is a configuration management tool that allows you to automate all your IT configurations, giving you control. It was written for and by system administrators to manage large numbers of systems efficiently and prevent configuration drifts. Puppet gives you control of what you do to each node, when you do it, and how you do it.This Learning Path will take you from the basics of Puppet to extending it and then mastering it. We will start off with a primer on Puppet, its installation and get a sneak peek under its hood. We will then move on to designing and deploying your Puppet architecture, learning best practices for writing reusable and maintainable code, and executing, testing, and deploying Puppet across your systems. Finally, we will deal with problems of scale and exceptions in your code, automate workflows, and support multiple developers working simultaneously.This course is based on the following books: Puppet 4 Essentials - Second Edition Extending Puppet - Second Edition Mastering Puppet - Second Edition Style and approach This learning path follows a practical approach, starting from the basic commands to advanced aspects. Through a series of examples you will learn the most important skills essential to manage your IT infrastructure effectively.

If you're a system administrator, developer, or site reliability engineer responsible for handling hundreds or even thousands of nodes in your network, the Puppet configuration management tool will make your job a whole lot easier. This practical guide shows you what Puppet does, how it works, and how it can provide significant value to your organization. Through hands-on tutorials, DevOps engineer Jo Rhett demonstrates how Puppet manages complex and distributed components to ensure service availability. You’ll learn how to secure configuration consistency across servers, clients, your router, and even that computer in your pocket by setting up your own testing environment. Learn exactly what Puppet is, why it was created, and what problems it solves Tailor Puppet to your infrastructure with a design that meets your specific needs Write declarative Puppet policies to produce consistency in your systems Build, test, and publish your own Puppet modules Manage network devices such as routers and switches with puppet device and integrated Puppet agents Scale Puppet servers for high availability and performance Explore web dashboards and orchestration tools that supplement and complement Puppet

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