Certified OpenStack Administrator Study Guide: Get Everything You Need for the COA Exam

✍ Scribed by Andrey Markelov

• Publisher: Apress
• Year: 2022
• Tongue: English
• Leaves: 259
• Category: Library

✦ Synopsis

Gain a better understanding of how to work with the modern OpenStack IaaS Cloud platform. This updated book is designed to help you pass the latest "Yoga" version of the Certified OpenStack Administrator (COA) exam from the Open Infrastructure Foundation. OpenStack is a cloud operating system that controls large pools of computer storage and networking resources throughout a datacenter.

All exercises have been updated and re-written for the current version of the exam using the modern CLI tool. This book covers 100% of the exam requirements and each topic is taught using practical exercises and instructions for the command line and for the Horizon dashboard. All chapters are followed by review questions and answers.

Even after you have taken and passed the COA exam, this book will remain a useful reference to come back to time after time.

What You Will Learn

• Understand the components that make up the Cloud
• Install OpenStack distribution from Red Hat, Canonical or community versions
• Run OpenStack in a virtual test environment
• Understand where to find information for to further work with OpenStack

Who This Book Is For

Cloud and Linux engineers who want to pass the Certified OpenStack Administrator Exam.

✦ Table of Contents

Table of Contents
About the Author
About the Technical Reviewer
Chapter 1: Getting Started
What Is the Certified OpenStack Administrator Exam?
Tips for COA Exam Preparation
Other OpenStack Certifications (Red Hat)
Understanding the Components That Make up the Cloud
The History of the OpenStack Project
Summary
Chapter 2: How to Build Your Own Virtual Test Environment
Installing Vanilla OpenStack with the DevStack Tool
Installing RDO OpenStack Distribution with PackStack
Installing Ubuntu OpenStack with MicroStack
Summary
Chapter 3: OpenStack APIs
Using the OpenStack CLI
Horizon’s Architecture
Verifying the Operation of the Dashboard
Creating and Managing RC Files to Authenticate with Keystone for Command-Line Use
Summary
Review Questions
Answers
Chapter 4: Identity Management
Managing Keystone Catalog Services and Endpoints
Managing/Creating Domains, Projects, Users, and Roles
Managing and Verifying the Operation of the Identity Service
Summary
Review Questions
Answers
Chapter 5: Image Management
Glance’s Architecture and Main Components
Deploying a New Image to an OpenStack Instance
Managing Images
Managing Image Back Ends
Verifying Operation of the Image Service
Summary
Review Questions
Answers
Chapter 6: OpenStack Networking
Neutron’s Architecture and Components
Opening vSwitch’s Architecture
Opening Virtual Networking (OVN)
Managing Network Resources
Managing Project Security Group Rules
Managing Quotas
Verifying the Operation of the Network Service
Summary
Review Questions
Answers
Chapter 7: OpenStack Compute
Nova’s Architecture and Components
Managing Flavors
Managing and Accessing an Instance Using a Key Pair
Launching, Shutting Down, and Terminating the Instance
Managing Instance Snapshots
Managing Quotas
Getting Nova Stats
Verifying the Operation and Managing Nova Compute Servers
Summary
Review Questions
Answers
Chapter 8: OpenStack Object Storage
Overview of Swift Object Storage
Managing Permissions on a Container in Object Storage
Using the cURL Tool for Working with Swift
Managing Expiring Objects
Swift Cluster Monitoring
Summary
Review Questions
Answers
Chapter 9: Block Storage
Cinder’s Architecture and Components
Managing Volume and Mount It to a Nova Instance
Creating Volume Group for Block Storage
Managing Quotas
Backing up and Restoring Volumes and Snapshots
Managing Volume Snapshots
Setting up Storage Pools
Summary
Review Questions
Answers
Chapter 10: Troubleshooting
The Main Principles of Troubleshooting
Checking the OpenStack Version
Finding and Analyzing Log Files
Backing up the Database Used by an OpenStack Instance
Analyzing Host/Guest OS and Instance Status
Analyzing Messaging Servers
Analyzing Network Status
Digesting the OpenStack Environment
Summary
Review Questions
Answers
Chapter 11: Conclusion
Appendix A: OpenStack Orchestration
Heat’s Architecture and Components
Introducing the Heat OpenStack Template
Launching a Stack Using a HOT
Using CLI and the Dashboard for Heat Service Operations
Index