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Preparing for the Certified OpenStack Administrator Exam

You're reading from Preparing for the Certified OpenStack Administrator Exam A complete guide for developers taking tests conducted by the OpenStack Foundation

Product type Paperback

Published in Aug 2017

Publisher Packt

ISBN-13 9781787288416

Length 338 pages

Edition 1st Edition

Languages

Swift

Tools

Foundation

Concepts

Cloud Computing

Author (1):

Matt Dorn

View More author details

Table of Contents (19) Chapters

Title Page

Credits

About the Author

About the Reviewer

www.PacktPub.com

Customer Feedback

Preface

1. Introducing OpenStack and the Certified OpenStack Administrator Exam FREE CHAPTER

2. Setting up Your Practice Exam Environment

3. Keystone Identity Service

4. Glance Image Service

5. Nova Compute Service

6. Neutron Networking Service

7. Cinder Block-Storage Service

8. Swift Object-Storage Service

9. Heat Orchestration Service

10. Troubleshooting

11. Final Tips and Tricks

12. Practice Exam

Before you begin...

Heat templates

Heat templates (heat orchestration templates or HOT, for short) are templates that heat-api can consume to create virtual resources in the OpenStack environment. They describe all the desired resources and their associated parameters. After the stack has been created, the OpenStack resources are up and running. Templates are extremely convenient because they allow you to check them into a version control system such as GitHub to easily track changes and collaborate with the team. If problems occur after deploying a Heat template, simply restore to a previous version of the template.

Figure 7.2breaks down the anatomy of a Heat template.

Figure 9.2: Anatomy of a Heat template

Template header: The template version is mandatory and the description is optional. Additional features and capabilities are released in every new version of OpenStack. This means that newer templates that users create may reference features not found in older versions, therefore making the templates incompatible...

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Authors (1)

Matt Dorn

Matt Dorn

Matt Dorn is a Senior Technical Instructor and Systems Engineer who has helped hundreds of teams around the world build clouds with open source projects such as OpenStack and Kubernetes. Matt is the author of the recently released book, Preparing for the Certified OpenStack Administrator Exam, and enjoys creating easy-to-understand learning paths that make cutting-edge technologies accessible and fun. Matt's previous experience includes working at Rackspace where he trained and mentored OpenStack Developers and System Administrators. He has also previously served in IT leadership positions for Dell Cloud Services and joined a four-person Microsoft-centric hosting startup in Philadelphia. Matt blogs about cloud-related topics at madorn.com.

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