更新时间：2025-07-14 12:09:30
cover
Title Page
Copyright
Preparing for the Certified OpenStack Administrator Exam
Credits
About the Author
About the Reviewer
www.PacktPub.com
Why subscribe?
Customer Feedback
Preface
What this book covers
What you need for this book
Who this book is for
Conventions
Reader feedback
Customer support
Downloading the color images of this book
Errata
Piracy
Questions
Introducing OpenStack and the Certified OpenStack Administrator Exam
A brief history of the cloud
The plight of the software developer
The birth of enterprise virtualization
Amazon - not just a place for books
Amazon gripes
NASA and Rackspace open source the cloud!
About OpenStack
The OpenStack Foundation
The four opens
OpenStack types
OpenStack jobs
Application developer - developing on OpenStack
OpenStack administrator/operator - administrating the cloud
OpenStack engineer/infrastructure engineer - doing the DevOps thing
OpenStack product developer - simplifying OpenStack deployment/management
Upstream OpenStack developer - making OpenStack better!
OpenStack services overview
Keystone - identity service
Glance - image service
Nova - compute service
Neutron - networking service
Cinder - block storage service
Swift - object storage service
Heat - orchestration service
OpenStack services in action
Interacting with OpenStack
The OpenStack clients
Service-based clients - traditional clients
Python-openstackclient - the unified client
OpenStack daemon communication
OpenStack API communication
About the Certified OpenStack Administrator exam
Benefits of passing the exam
If you pass...
Seven steps to becoming a Certified OpenStack Administrator
Step 1 - study!
Step 2 - purchase
Step 3 - COA portal page
Step 4 - hardware compatibility check
Step 5 - identification
Step 6 - schedule the exam
Step 7 - take the exam!
About the exam environment
The exam objectives
Getting to know OpenStack (3%) - Chapter 1
Keystone: identity management (12%) - Chapter 3
Glance: image management (10%) - Chapter 4
Nova: compute (15%) - Chapter 5
Neutron: networking (16%) - Chapter 6
Cinder: block storage (10%) - Chapter 7
Swift: object storage (10%) - Chapter 8
Heat: orchestration (8%) - Chapter 9
Horizon: dashboard (3%) - Chapters 3 through 9
Troubleshooting (13%) - Chapter 10
Summary
Setting up Your Practice Exam Environment
About VirtualBox
Open Virtual Appliance (OVA)
A traditional OpenStack cloud
The all-in-one Newton environment
Minimum hardware requirements
Downloading and installing VirtualBox
Configuring VirtualBox networking
Mac/Linux
Windows
Confirming a host-only network IP address
Importing the appliance
SSH into the appliance
Verifying OpenStack service connectivity with the CLI
Verifying OpenStack connectivity with the Horizon dashboard
Keystone Identity Service
About Keystone
Authentication or authorization?
Keystone architecture
Keystone concepts
