Learning Ansible 2


Author: Fabio Alessandro Locati
Publisher: Packt Publishing Ltd
ISBN: 1786462095
Category: Computers
Page: 266
View: 6721

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Learn everything you need to manage and handle your systems with ease with Ansible 2 using this comprehensive guide About This Book Simplify the automation of applications and systems using the newest version of Ansible Get acquainted with fundamentals of Ansible such as playbooks, modules, and various testing strategies A comprehensive, learning guide that provides you with great skills to automate your organization's infrastructure using Ansible 2 Who This Book Is For The book is for sys admins who want to automate their organization's infrastructure using Ansible 2. No prior knowledge of Ansible is required. What You Will Learn Set up Ansible 2 and an Ansible 2 project in a future-proof way Perform basic operations with Ansible 2 such as creating, copying, moving, changing, and deleting files, and creating and deleting users Deploy complete cloud environments using Ansible 2 on AWS and DigitalOcean Explore complex operations with Ansible 2 (Ansible vault, e-mails, and Nagios) Develop and test Ansible playbooks Write a custom module and test it In Detail Ansible is an open source automation platform that assists organizations with tasks such as configuration management, application deployment, orchestration, and task automation. With Ansible, even complex tasks can be handled easier than before. In this book, you will learn about the fundamentals and practical aspects of Ansible 2 by diving deeply into topics such as installation (Linux, BSD, and Windows Support), playbooks, modules, various testing strategies, provisioning, deployment, and orchestration. In this book, you will get accustomed with the new features of Ansible 2 such as cleaner architecture, task blocks, playbook parsing, new execution strategy plugins, and modules. You will also learn how to integrate Ansible with cloud platforms such as AWS. The book ends with the enterprise versions of Ansible, Ansible Tower and Ansible Galaxy, where you will learn to interact Ansible with different OSes to speed up your work to previously unseen levels By the end of the book, you'll able to leverage the Ansible parameters to create expeditious tasks for your organization by implementing the Ansible 2 techniques and paradigms. Style and approach This book is a step-by-step learning guide on the all new Ansible 2, which is an ideal configuration management tool.

Learning Ansible 2 - Second Edition


Author: Fabio Alessandro Locati
Publisher: N.A
ISBN: 9781786464231
Category:
Page: 363
View: 7188

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A comprehensive and practical guide to help you manage your systems with ease using Ansible 2About This Book* Simplify the automation of applications and systems using the newest version of Ansible* Get acquainted with fundamentals of Ansible such as playbooks, modules, and various testing strategies* A comprehensive, learning guide that provides you with great skills to automate your organization's infrastructure using Ansible 2Who This Book Is ForThe book is for sys admins who want to automate their organization's infrastructure using Ansible 2. No prior knowledge of Ansible is required.What You Will Learn* Set up Ansible 2 and an Ansible 2 project in a future-proof way* Perform basic operations with Ansible 2 such as creating, copying, moving, changing, and deleting files, and creating and deleting users)* Deploy complete cloud environments using Ansible 2 on Amazon Web Services and DigitalOcean* Explore complex operations with Ansible 2 (Ansible vault, e-mails, and Nagios)* Develop and test Ansible playbooks* Write a custom module and test itIn DetailAnsible is an open source automation platform that assists organizations with tasks such as configuration management, application deployment, orchestration, and task automation. Basically complex tasks can be handled by the easy-to-use Ansible. This update to Learning Ansible is based on the latest version, Ansible 2.In this book, you will learn about the fundamentals and practical aspects of Ansible 2 by deep diving into topics such as installation (Linux, BSD, and Windows Support), playbooks, modules, various testing strategies, provisioning, deployment, and orchestration. In this book, you will get accustomed with the new features of Ansible 2 such as cleaner architecture, task blocks, playbook parsing, new execution strategy plugins, and modules. You will also learn how to integrate Ansible 2 with cloud platforms such as AWS. The book ends with the enterprise version of Ansible, Ansible Tower and Ansible Galaxy, where you will learn to interact Ansible with different OSs to speedup your work with Ansible Tower and Ansible Galaxy.By the end of the book, you'll able to leverage the Ansible parameters to create expeditious tasks for your organization by implementing the Ansible 2 techniques and paradigms.

Learning Ansible


Author: Madhurranjan Mohaan,Ramesh Raithatha
Publisher: Packt Publishing Ltd
ISBN: 1783550643
Category: Computers
Page: 308
View: 1303

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If you want to learn how to use Ansible to automate an infrastructure, either from scratch or to augment your current tooling with Ansible, then this is the book for you. It has plenty of practical examples to help you get to grips with Ansible.

Ansible: Up and Running

Automating Configuration Management and Deployment the Easy Way
Author: Lorin Hochstein,Rene Moser
Publisher: "O'Reilly Media, Inc."
ISBN: 1491979755
Category: Computers
Page: 430
View: 8142

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Among the many configuration management tools available, Ansible has some distinct advantages—it’s minimal in nature, you don’t need to install anything on your nodes, and it has an easy learning curve. With this updated second edition, you’ll learn how to be productive with this tool quickly, whether you’re a developer deploying code to production or a system administrator looking for a better automation solution. Authors Lorin Hochstein and René Moser show you how to write playbooks (Ansible’s configuration management scripts), manage remote servers, and explore the tool’s real power: built-in declarative modules. You’ll discover that Ansible has the functionality you need—and the simplicity you desire. Manage Windows machines, and automate network device configuration Manage your fleet from your web browser with Ansible Tower Understand how Ansible differs from other configuration management systems Use the YAML file format to write your own playbooks Work with a complete example to deploy a non-trivial application Deploy applications to Amazon EC2 and other cloud platforms Create Docker images and deploy Docker containers with Ansible This book is best read start to finish, with later chapters building on earlier ones. Because it’s written in a tutorial style, you can follow along on your own machine. Most examples focus on web applications.

OpenStack Administration with Ansible 2 - Second Edition


Author: Walter Bentley
Publisher: N.A
ISBN: 9781787121638
Category:
Page: 269
View: 9426

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Orchestrate and automate your OpenStack cloud operator tasks with Ansible 2About This Book* Automate real-world OpenStack cloud operator administrative tasks* Construct a collection of the latest automation code to save time on managing your OpenStack cloud* Manage containers on your cloud and check the health of your cloud using NagiosWho This Book Is ForThis book is aimed at OpenStack-based cloud operators and infrastructure and sys administrators who have some knowledge of OpenStack and are seeking to automate taxing and manual tasks. This book is also for people new to automating cloud operations in general and the DevOps practice in particular.What You Will Learn* Efficiently execute OpenStack administrative tasks* Familiarize yourself with how Ansible 2 works and assess the defined best practices* Create Ansible 2 playbooks and roles* Automate tasks to customize your OpenStack cloud* Review OpenStack automation considerations when automating administrative tasks* Examine and automate advanced OpenStack tasks and designated use cases* Get a high-level overview of OpenStack and current production-ready projects* Explore OpenStack CLI tools and learn how to use themIn DetailMost organizations are seeking methods to improve business agility because they have realized just having a cloud is not enough. Being able to improve application deployments, reduce infrastructure downtime, and eliminate daily manual tasks can only be accomplished through some sort of automation.We start with a brief overview of OpenStack and Ansible 2 and highlight some best practices. Each chapter will provide an introduction to handling various Cloud Operator administration tasks such as managing containers within your cloud; setting up/utilizing open source packages for monitoring; creating multiple users/tenants; taking instance snapshots; and customizing your cloud to run multiple active regions. Each chapter will also supply a step-by-step tutorial on how to automate these tasks with Ansible 2.Packed with real-world OpenStack administrative tasks, this book will walk you through working examples and explain how these tasks can be automated using one of the most popular open source automation tools: Ansible 2.

Mastering Ansible - Second Edition


Author: Jesse Keating
Publisher: N.A
ISBN: 9781787125681
Category:
Page: 285
View: 7091

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Master the ins and outs of advanced operations with AnsibleAbout This Book* Learn how to extend Ansible with custom modules, plugins, and inventory sources* Utilize advanced Ansible features to orchestrate rolling updates with little to no service disruptions* An up-to-date book that brings to light the newly added features in Ansible 2.xWho This Book Is ForThis book is for Ansible developers and operators who have an understanding of the core elements and applications but are now looking to enhance their skills in applying automation using Ansible.What you will learn* Gain an in-depth understanding of how Ansible works under the covers* Fully automate the Ansible playbook executions with encrypted data* Access and manipulate variable data within playbooks* Use Blocks to construct failure recovery or cleanup* Explore the Playbook debugger and Ansible Console* Troubleshoot unexpected behavior effectivelyIn DetailThis book provides you with the knowledge you need to understand how Ansible 2.1 works at a fundamental level and leverage its advanced capabilities. You'll learn how to encrypt Ansible content at rest and decrypt data at runtime. You will master the advanced features and capabilities required to tackle the complex automation challenges of today and beyond.You will gain detailed knowledge of Ansible workflows, explore use cases for advanced features, craft well thought out orchestrations, troubleshoot unexpected behaviour, and extend Ansible through customizations. Finally, you will discover the methods used to examine and debug Ansible operations, helping you to understand and resolve issues.

Mastering Ansible


Author: Jesse Keating
Publisher: Packt Publishing Ltd
ISBN: 1784398241
Category: Computers
Page: 236
View: 6184

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Design, develop, and solve real world automation and orchestration needs by unlocking the automation capabilities of Ansible About This Book Discover how Ansible works in detail Explore use cases for Ansible's advanced features including task delegation, fast failures, and serial task execution Extend Ansible with custom modules, plugins, and inventory sources Who This Book Is For This book is intended for Ansible developers and operators who have an understanding of the core elements and applications but are now looking to enhance their skills in applying automation using Ansible. What You Will Learn Understand Ansible's code and logic flow Safeguard sensitive data within Ansible Access and manipulate complex variable data within Ansible playbooks Handle task results to manipulate change and failure definitions Organize Ansible content into a simple structure Craft a multi-tier rollout playbook utilizing load balancers and manipulating your monitoring system Utilize advanced Ansible features to orchestrate rolling updates with almost no service disruptions Troubleshoot Ansible failures to understand and resolve issues Extend Ansible with custom modules, plugins, or inventory sources In Detail Automation is critical to success in the world of DevOps. How quickly and efficiently an application deployment can be automated, or a new infrastructure can be built up, can be the difference between a successful product or a failure. Ansible provides a simple yet powerful automation engine. Beyond the basics of Ansible lie a host of advanced features which are available to help you increase efficiency and accomplish complex orchestrations with ease. This book provides you with the knowledge you need to understand how Ansible works at a fundamental level and leverage its advanced capabilities. You'll learn how to encrypt Ansible content at rest and decrypt data at runtime. You will master the advanced features and capabilities required to tackle the complex automation challenges of today and beyond. You will gain detailed knowledge of Ansible workflows, explore use cases for advanced features, craft well thought out orchestrations, troubleshoot unexpected behaviour, and extend Ansible through customizations. Finally, you will discover the methods used to examine and debug Ansible operations, helping you to understand and resolve issues. Style and approach A clear, practical guide that covers best practise, system architecture and design aspects that will help you master Ansible with ease.

Ansible Playbook Essentials


Author: Gourav Shah
Publisher: Packt Publishing Ltd
ISBN: 1784395617
Category: Computers
Page: 168
View: 5338

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Design automation blueprints using Ansible's playbooks to orchestrate and manage your multi-tier infrastructure About This Book Get to grips with Ansible's features such as orchestration, automatic node discovery, and data encryption Create data-driven, modular and reusable automation code with Ansible roles, facts, variables, and templates A step-by-step approach to automating and managing system and application configurations effectively using Ansible's playbooks Who This Book Is For If you are a systems or automation engineer who intends to automate common infrastructure tasks, deploy applications, and use orchestration to configure systems in a co-ordinated manner, then this book is for you. Some understanding of the Linux/UNIX command line interface is expected. What You Will Learn Write simple tasks and plays Organize code into a reusable, modular structure Separate code from data using variables and Jinja2 templates Run custom commands and scripts using Ansible's command modules Control execution flow based on conditionals Integrate nodes and discover topology information about other nodes in the cluster Encrypt data with ansible-vault Create environments with isolated configurations to match application development workflow Orchestrate infrastructure and deploy applications in a coordinated manner In Detail Ansible combines configuration management, orchestration, and parallel command execution into a single tool. Its batteries-included approach and built-in module library makes it easy to integrate it with cloud platforms, databases, and notification services without requiring additional plugins. Playbooks in Ansible define the policies your systems under management enforce. They facilitate effective configuration management rather than running ad hoc scripts to deploy complex applications. This book will show you how to write a blueprint of your infrastructure encompassing multi-tier applications using Ansible's playbooks. Beginning with the basic concepts such as plays, tasks, handlers, inventory, and the YAML syntax that Ansible uses, you will see how to organize your code into a modular structure. Building on this, you will master techniques to create data-driven playbooks with variables, templates, logical constructs, and encrypted data. This book will also take you through advanced clustering concepts such as discovering topology information, managing multiple environments, and orchestration. By the end of this book, you will be able to design solutions to your automation and orchestration problems using playbooks quickly and efficiently. Style and approach This book follows a step-by-step approach, with the concepts explained in a conversational and easy-to-follow style. Each topic is explained sequentially in the process of creating a course. A comprehensive explanation of the basic and advanced features of Ansible playbooks is also included.

OpenStack Administration with Ansible


Author: Walter Bentley
Publisher: Packt Publishing Ltd
ISBN: 1785889389
Category: Computers
Page: 218
View: 6537

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Design, build, and automate 10 real-world OpenStack administrative tasks with Ansible About This Book Automate real-world OpenStack cloud operator administrative tasks Construct a collection of automation code to save time on managing your OpenStack cloud Use this step-by-step tutorial to automate such tasks with Ansible Who This Book Is For If you are an OpenStack-based cloud operator and/or infrastructure administrator and are interested in automating administrative functions, then this book is exactly what you are looking for. Having a functioning OpenStack environment is helpful, but most certainly not necessary. What You Will Learn Efficiently execute OpenStack administrative tasks Familiarize yourself with how Ansible works and assess the defined best practices Create Ansible playbooks and roles Automate tasks to customize your OpenStack cloud Review OpenStack automation considerations when automating administrative tasks Examine and automate advanced OpenStack tasks and designated use cases Get a high-level overview of OpenStack and the current production-ready projects Deep dive into OpenStack CLI tools and find out how to use them In Detail Most organizations are seeking methods to improve business agility because they have realized just having a cloud is not enough. Being able to improve application deployments, reduce infrastructure downtime, and eliminate daily manual tasks can only be accomplished through some sort of automation. Packed with real-world OpenStack administrative tasks, this book will walk you through working examples and explain how these tasks can be automated using one of the most popular open source automation tools—Ansible. We will start with a brief overview of OpenStack and Ansible and highlight some best practices. Each chapter will provide an introduction to handling various Cloud Operator administration tasks such as creating multiple users/tenants, setting up Multi-Tenant Isolation, customizing your clouds quotas, taking instance snapshots, evacuating compute hosts for maintenance, and running cloud health checks, and a step-by-step tutorial on how to automate these tasks with Ansible. Style and approach This easy-to-follow reference guide is packed with examples of real-world OpenStack administration tasks; each task is explained in detail and then subsequently turned into automation code.

Security Automation with Ansible 2

Leverage Ansible 2 to automate complex security tasks like application security, network security, and malware analysis
Author: Madhu Akula,Akash Mahajan
Publisher: Packt Publishing Ltd
ISBN: 1788398726
Category: Computers
Page: 364
View: 8972

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Automate security-related tasks in a structured, modular fashion using the best open source automation tool available About This Book Leverage the agentless, push-based power of Ansible 2 to automate security tasks Learn to write playbooks that apply security to any part of your system This recipe-based guide will teach you to use Ansible 2 for various use cases such as fraud detection, network security, governance, and more Who This Book Is For If you are a system administrator or a DevOps engineer with responsibility for finding loop holes in your system or application, then this book is for you. It's also useful for security consultants looking to automate their infrastructure's security model. What You Will Learn Use Ansible playbooks, roles, modules, and templating to build generic, testable playbooks Manage Linux and Windows hosts remotely in a repeatable and predictable manner See how to perform security patch management, and security hardening with scheduling and automation Set up AWS Lambda for a serverless automated defense Run continuous security scans against your hosts and automatically fix and harden the gaps Extend Ansible to write your custom modules and use them as part of your already existing security automation programs Perform automation security audit checks for applications using Ansible Manage secrets in Ansible using Ansible Vault In Detail Security automation is one of the most interesting skills to have nowadays. Ansible allows you to write automation procedures once and use them across your entire infrastructure. This book will teach you the best way to use Ansible for seemingly complex tasks by using the various building blocks available and creating solutions that are easy to teach others, store for later, perform version control on, and repeat. We'll start by covering various popular modules and writing simple playbooks to showcase those modules. You'll see how this can be applied over a variety of platforms and operating systems, whether they are Windows/Linux bare metal servers or containers on a cloud platform. Once the bare bones automation is in place, you'll learn how to leverage tools such as Ansible Tower or even Jenkins to create scheduled repeatable processes around security patching, security hardening, compliance reports, monitoring of systems, and so on. Moving on, you'll delve into useful security automation techniques and approaches, and learn how to extend Ansible for enhanced security. While on the way, we will tackle topics like how to manage secrets, how to manage all the playbooks that we will create and how to enable collaboration using Ansible Galaxy. In the final stretch, we'll tackle how to extend the modules of Ansible for our use, and do all the previous tasks in a programmatic manner to get even more powerful automation frameworks and rigs. Style and approach This comprehensive guide will teach you to manage Linux and Windows hosts remotely in a repeatable and predictable manner. The book takes an in-depth approach and helps you understand how to set up complicated stacks of software with codified and easy-to-share best practices.

Ansible 2 Cloud Automation Cookbook

Write Ansible playbooks for AWS, Google Cloud, Microsoft Azure, and OpenStack
Author: Aditya Patawari,Vikas Aggarwal
Publisher: Packt Publishing Ltd
ISBN: 1788298772
Category: Computers
Page: 200
View: 8249

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Orchestrate your cloud infrastructure Key Features Recipe-based approach to install and configure cloud resources using Ansible Covers various cloud-related modules and their functionalities Includes deployment of a sample application to the cloud resources that we create Learn the best possible way to manage and automate your cloud infrastructure Book Description Ansible has a large collection of inbuilt modules to manage various cloud resources. The book begins with the concepts needed to safeguard your credentials and explain how you interact with cloud providers to manage resources. Each chapter begins with an introduction and prerequisites to use the right modules to manage a given cloud provider. Learn about Amazon Web Services, Google Cloud, Microsoft Azure, and other providers. Each chapter shows you how to create basic computing resources, which you can then use to deploy an application. Finally, you will be able to deploy a sample application to demonstrate various usage patterns and utilities of resources. What you will learn Use Ansible Vault to protect secrets Understand how Ansible modules interact with cloud providers to manage resources Build cloud-based resources for your application Create resources beyond simple virtual machines Write tasks that can be reused to create resources multiple times Work with self-hosted clouds such as OpenStack and Docker Deploy a multi-tier application on various cloud providers Who this book is for If you are a system administrator, infrastructure engineer, or a DevOps engineer who wants to obtain practical knowledge about Ansible and its cloud deliverables, then this book is for you. Recipes in this book are designed for people who would like to manage their cloud infrastructures efficiently using Ansible, which is regarded as one of the best tools for cloud management and automation.

Ansible

From Beginner to Pro
Author: Michael Heap
Publisher: Apress
ISBN: 1484216598
Category: Computers
Page: 170
View: 8569

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This book is your concise guide to Ansible, the simple way to automate apps and IT infrastructure. In less than 250 pages, this book takes you from knowing nothing about configuration management to understanding how to use Ansible in a professional setting. You will learn how to create an Ansible playbook to automatically set up an environment, ready to install an open source project. You’ll extract common tasks into roles that you can reuse across all your projects, and build your infrastructure on top of existing open source roles and modules that are available for you to use. You will learn to build your own modules to perform actions specific to your business. By the end you will create an entire cluster of virtualized machines, all of which have your applications and all their dependencies installed automatically. Finally, you'll test your Ansible playbooks. Ansible can do as much or as little as you want it to. Ansible: From Beginner to Pro will teach you the key skills you need to be an Ansible professional. You’ll be writing roles and modules and creating entire environments without human intervention in no time at all – add it to your library today. What You Will Learn Learn why Ansible is so popular and how to download and install it Create a playbook that automatically downloads and installs a popular open source project Use open source roles to complete common tasks, and write your own specific to your business Extend Ansible by writing your own modules Test your infrastructure using Test Kitchen and ServerSpec Who This Book Is For Developers that currently create development and production environments by hand. If you find yourself running apt-get install regularly, this book is for you. Ansible adds reproducibility and saves you time all at once. Ansible: From Beginner to Pro is great for any developer wanting to enhance their skillset and learn new tools.

Implementing DevOps with Ansible 2


Author: Jonathan McAllister
Publisher: Packt Publishing Ltd
ISBN: 178712651X
Category: Computers
Page: 266
View: 1435

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Leverage the power of Ansible 2 and related tools and scale DevOps processes About This Book Learn how to use Ansible playbooks along with YAML and JINJA to create efficient DevOps solutions Use Ansible to provision and automate Docker containers and images Learn the fundamentals of Continuous Integration and Continuous Delivery and how to leverage Ansible to implement these modern DevOps Learn the fundamentals of creating custom Ansible modules Learn the fundamentals of Ansible Galaxy Follow along step-by-step as we teach you to scale Ansible for your DevOps processes Who This Book Is For If you are a DevOps engineer, administrator, or developer and want to implement the DevOps environment in your organization using Ansible, then this book is for you. What You Will Learn Get to the grips with the fundamentals of Ansible 2.2 and how you can benefit from leveraging Ansible for DevOps. Adapt the DevOps process and learn how Ansible and other tools can be used to automate it. Start automating Continuous Integration and Continuous Delivery tasks using Ansible Maximize the advantages of tools such as Docker, Jenkins, JIRA, and many more to implement the DevOps culture. Integrate DevOps tools with Ansible Extend Ansible using Python and create custom modules that integrate with unique specific technology stacks Connect and control the states of various third-party applications such as GIT, SVN, Artifactory, Nexus, Jira, Hipchat, Slack, Nginx, and others In Detail Thinking about adapting the DevOps culture for your organization using a very simple, yet powerful automation tool, Ansible 2? Then this book is for you! In this book, you will start with the role of Ansible in the DevOps module, which covers fundamental DevOps practices and how Ansible is leveraged by DevOps organizations to implement consistent and simplified configuration management and deployment. You will then move on to the next module, Ansible with DevOps, where you will understand Ansible fundamentals and how Ansible Playbooks can be used for simple configuration management and deployment tasks. After simpler tasks, you will move on to the third module, Ansible Syntax and Playbook Development, where you will learn advanced configuration management implementations, and use Ansible Vault to secure top-secret information in your organization. In this module, you will also learn about popular DevOps tools and the support that Ansible provides for them (MYSQL, NGINX, APACHE and so on). The last module, Scaling Ansible for the enterprise, is where you will integrate Ansible with CI and CD solutions and provision Docker containers using Ansible. By the end of the book you will have learned to use Ansible to leverage your DevOps tasks. Style and approach A step-by-step guide to automating all DevOps stages with ease using Ansible

Ansible Configuration Management


Author: Daniel Hall
Publisher: Packt Publishing Ltd
ISBN: 1783280824
Category: Computers
Page: 92
View: 1443

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Ansible Configuration Management" is a step-by-step tutorial that teaches the use of Ansible for configuring Linux machines.This book is intended for anyone looking to understand the basics of Ansible. It is expected that you will have some experience of how to set up and configure Linux machines. In parts of the book we cover configuration files of BIND, MySQL, and other Linux daemons, therefore a working knowledge of these would be helpful but are certainly not required.

Extending Ansible


Author: Rishabh Das
Publisher: Packt Publishing Ltd
ISBN: 1785283081
Category: Computers
Page: 102
View: 3743

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Discover how to efficiently deploy and customize Ansible in the way your platform demands About This Book Get the first book on the market that maximizes the functionalities of Ansible Master the skill of extending Ansible by deep diving into its modules and plugins Work through this step-by-step guide to customizing Ansible according to your requirements Who This Book Is For This book is perfect for developers and administrators who are familiar with Ansible and Python programming, but have no knowledge of how to customize Ansible. What You Will Learn Get a thorough understanding of Ansible modules Find out everything about plugins that fit in the Ansible architecture Get to grips with designing modules and handling errors Work with data structures Distribute Ansible extensions using PyPi and Git submodules Get to know the various distribution methods of modules and plugins In Detail Ansible is an IT automation tool that lets you manage your Infrastructure as a Code. It helps you deploy your applications and manage configurations, thus making life easier. Ansible, in most ways, is self sufficient to address most of your requirements. Ideally, standard modules, libraries, or plugins are used to automate a given IT platform. Customizing Ansible can be done by custom module and plugin development. This book shows you how to automate most of the tasks in your IT environment, thus minimizing the need to manually perform scheduled tasks and extend your Ansible implementation by developing customized modules and plugins. You'll begin by getting an understanding of the fundamental aspects of extending the Ansible framework, such as custom functions and reusable modules. You'll then progress to building custom plugins and extensions using the fundamental building blocks explained earlier. We'll also show you how to automate some tasks using scripts. Finally, we'll demonstrate how these extensions can be seamlessly integrated into existing Ansible installations and explain how to conduct unit testing on these extensions to ensure they work as desired. Style and approach This book is a learning book on the fundamentals of Ansible framework and how it can be leveraged to extend it using the modules and plugins.

Containerization with Ansible 2

Implement container management, deployment, and orchestration within the Ansible ecosystem
Author: Aric Renzo
Publisher: Packt Publishing Ltd
ISBN: 1788294513
Category: Computers
Page: 234
View: 3609

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Automate the container lifecycle from image build through cloud deployment using the automation language you already know. About This Book Use Ansible Container as an integral part of your workflow to increase flexibility and portability. Manage the container life cycle using existing Ansible roles and automate the entire container build, deployment and management process. A step-by-step guide that will get you up and running from building a simple container image to deploying a complex, multi-container app in the cloud. Who This Book Is For This book is aimed at DevOps engineers, administrators and developers who already have some familiarity with writing and running Ansible playbooks, and want to learn how to use Ansible to implement containerization. What You Will Learn Increase your productivity by using Ansible roles to define and build images Learn how to work with Ansible Container to manage, test, and deploy your containerized applications. Increase the flexibility and portability of your applications by learning to use Ansible Discover how you can apply your existing Ansible roles to the image build process Get you up and running from building a simple container image to deploying a complex, multi-container app in the cloud. Take an indepth look at the architecture of Ansible Container, and learn how to build re-usable container images, reliably and efficiently. In Detail Today many organizations are adopting containerization and DevOps methodologies to improve the flexibility and reliability of deploying new applications. Building custom application containers often means leveraging brittle and oftentimes complex Dockerfiles that can lead to cumbersome, multi-layered containers. Ansible Container brings a new workflow for managing the development of containers from development all the way through to production. The goal of this book is to get you up and running with Ansible Container so that you can create container images from Ansible roles, run containers locally, and deploy them to the cloud. We'll progress from a simple, single container application, to a complex application consisting of multiple, connected containers. You'll learn how to run the application locally, how to deploy it to an OpenShift cluster running locally, and how to deploy it to a Kubernetes cluster running in the cloud. Along the way, you'll see how to use roles to define each image or micro-service, and how to share your completed project with the Ansible community. Next, you will be able to take full advantage of Ansible Container, and use it to automate the container lifecycle in your own projects. By the end of this book,you will gain mastery of the Ansible Container platform by building complex multi-container projects ready for deployment into production. Style and approach This book will walk you through Ansible Containerization from building a simple container image to deploying a complex, multi-container app in the cloud. You will get an in-depth understanding of how to effectively manage containers using Ansible 2.

OpenStack Cloud Security


Author: Fabio Alessandro Locati
Publisher: Packt Publishing Ltd
ISBN: 1782170995
Category: Computers
Page: 160
View: 8226

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OpenStack is a system that controls large pools of computing, storage, and networking resources, allowing its users to provision resources through a user-friendly interface. OpenStack helps developers with features such as rolling upgrades, federated identity, and software reliability. You will begin with basic security policies, such as MAC, MLS, and MCS, and explore the structure of OpenStack and virtual networks with Neutron. Next, you will configure secure communications on the OpenStack API with HTTP connections. You will also learn how to set OpenStack Keystone and OpenStack Horizon and gain a deeper understanding of the similarities/differences between OpenStack Cinder and OpenStack Swift. By the end of this book, you will be able to tweak your hypervisor to make it safer and a smart choice based on your needs.

Pro Linux System Administration

Learn to Build Systems for Your Business Using Free and Open Source Software
Author: Dennis Matotek,James Turnbull,Peter Lieverdink
Publisher: Apress
ISBN: 1484220080
Category: Computers
Page: 998
View: 8342

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Implement a SOHO or SMB Linux infrastructure to expand your business and associated IT capabilities. Backed by the expertise and experienced guidance of the authors, this book provides everything you need to move your business forward. Pro Linux System Administration makes it easy for small- to medium–sized businesses to enter the world of zero–cost software running on Linux and covers all the distros you might want to use, including Red Hat, Ubuntu, Debian, and CentOS. Pro Linux System Administration takes a layered, component–based approach to open source business systems, while training system administrators as the builders of business infrastructure. Completely updated for this second edition, Dennis Matotek takes you through an infrastructure-as-code approach, seamlessly taking you through steps along the journey of Linux administration with all you need to master complex systems. This edition now includes Jenkins, Ansible, Logstash and more. What You'll Learn: Understand Linux architecture Build, back up, and recover Linux servers Create basic networks and network services with Linux Build and implement Linux infrastructure and services including mail, web, databases, and file and print Implement Linux security Resolve Linux performance and capacity planning issues Who This Book Is For: Small to medium–sized business owners looking to run their own IT, system administrators considering migrating to Linux, and IT systems integrators looking for an extensible Linux infrastructure management approach.

Ansible for DevOps

Server and Configuration Management for Humans
Author: Jeff Geerling
Publisher: N.A
ISBN: 9780986393419
Category:
Page: 327
View: 5886

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Ansible is a simple, but powerful, server and configuration management tool. Learn to use Ansible effectively, whether you manage one server--or thousands.

Learning Redis


Author: Vinoo Das
Publisher: Packt Publishing Ltd
ISBN: 1783980133
Category: Computers
Page: 318
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This book will introduce Redis and help you understand its various facets. Starting with an introduction to NoSQL, you will learn how to install Redis and how to classify and work with data structures. By working with real world scenarios pertaining to using Redis, you will discover sharding and indexing techniques, along with how to improve scalability and performance through persistent strategies and data migration techniques. With the help of multiple examples, you will learn to design web and business applications. You will also learn how to configure Redis for setting up clusters and tuning it for performance. At the end of this book, you will find essential tips on backup and recovery strategies for the Redis environment.