- Why might you make use of the output from the df command rather than an Ansible fact when examining disk space?
- Which Ansible module is used to locate files based on given criteria, such as age?
- Why is it important to monitor for configuration drift?
- What are two ways in which you can monitor a text-based configuration file for changes in Ansible?
- How would you manage a systemd service on a remote server using Ansible?
- What is the name of the built-in filtering within Ansible that can help process string output (for example, to split a comma-separated list)?
- How would you split a comma-separated list in an Ansible variable?
- When operating in a load-balanced environment, why would you not want all tasks performed on all the servers in one go?
- Which Ansible feature can prevent you from rolling out a failed task to all servers?
Hands-On Enterprise Automation on Linux
By :
Hands-On Enterprise Automation on Linux
By:
Overview of this book
Automation is paramount if you want to run Linux in your enterprise effectively. It helps you minimize costs by reducing manual operations, ensuring compliance across data centers, and accelerating deployments for your cloud infrastructures.
Complete with detailed explanations, practical examples, and self-assessment questions, this book will teach you how to manage your Linux estate and leverage Ansible to achieve effective levels of automation. You'll learn important concepts on standard operating environments that lend themselves to automation, and then build on this knowledge by applying Ansible to achieve standardization throughout your Linux environments.
By the end of this Linux automation book, you'll be able to build, deploy, and manage an entire estate of Linux servers with higher reliability and lower overheads than ever before.
Table of Contents (23 chapters)
Preface
Section 1: Core Concepts
Free Chapter
Building a Standard Operating Environment on Linux
Automating Your IT Infrastructure with Ansible
Streamlining Infrastructure Management with AWX
Section 2: Standardizing Your Linux Servers
Deployment Methodologies
Using Ansible to Build Virtual Machine Templates for Deployment
Custom Builds with PXE Booting
Configuration Management with Ansible
Section 3: Day-to-Day Management
Enterprise Repository Management with Pulp
Patching with Katello
Managing Users on Linux
Database Management
Performing Routine Maintenance with Ansible
Section 4: Securing Your Linux Servers
Using CIS Benchmarks
CIS Hardening with Ansible
Auditing Security Policy with OpenSCAP
Tips and Tricks
Assessments
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