OpenStack Essentials - Second Edition

Dan Radez

• Éditeur: Packt Publishing
• Année: 2016
• ISBN:
  9781786462206
• Édition: 2
• Sujet: Informatica
• Sous-sujet: Elaborazione di dati su cloud

Untangle the complexity of OpenStack clouds through this practical tutorialAbout This Book• Navigate through the complex jungle of components in OpenStack using practical instructions• This book helps administrators, cloud engineers, and even developers to consolidate and control pools of compute, networking, and storage resources• Learn to use the centralized dashboard and administration panel to monitor large-scale deploymentsWho This Book Is ForThis book is perfect for administrators, cloud engineers, and operators who want to get started with OpenStack, solve basic problems encountered during deployment, and get up to speed with the latest release of OpenStack. Familiarity with the Linux command line and experience with Linux system administration is expected.What You Will Learn • Brush up on the latest release, and how it affects the various components• Install OpenStack using the Packstack and RDO Manager installation tool• Learn to convert a computer node that supports Docker containers• Implement Ceph Block Device images with OpenStack• Create and allocate virtual networks, routers and IP addresses to OpenStack Tenants.• Configuring and Launching a Docker container. In DetailOpenStack is a widely popular platform for cloud computing. Applications that are built for this platform are resilient to failure and convenient to scale. This book, an update to our extremely popular OpenStack Essentials (published in May 2015) will help you master not only the essential bits, but will also examine the new features of the latest OpenStack release - Mitaka; showcasing how to put them to work straight away.This book begins with the installation and demonstration of the architecture. This book will tech you the core 8 topics of OpenStack. They are Keystone for Identity Management, Glance for Image management, Neutron for network management, Nova for instance management, Cinder for Block storage, Swift for Object storage, Ceilometer for Telemetry and Heat for Orchestration. Further more you will learn about launching and configuring Docker containers and also about scaling them horizontally. You will also learn about monitoring and Troubleshooting OpenStack.Style and approach This book offers step-by-step practical instructions to help you quickly navigate through the complexities of OpenStack

OpenStack Essentials Second Edition

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Table of Contents

OpenStack Essentials Second Edition

Credits

About the Author

About the Reviewer

www.PacktPub.com

eBooks, discount offers, and more

Why subscribe?

Preface

What this book covers

What you need for this book

Who this book is for

Conventions

Reader feedback

Customer support

Errata

Piracy

Questions

1. RDO Installation

OpenStack architecture

Dashboard

Keystone

Glance

Neutron

Nova

Cinder

Swift

Ceilometer

Heat

OpenStack installation

Installing RDO using Packstack

Installing RDO using Triple-O

Connecting to your Overcloud

Summary

2. Identity Management

Services and endpoints

Hierarchy of users, projects, and roles

Creating a user

Creating a project

Granting a role

Logging in with the new user

Interacting with Keystone in the dashboard

Endpoints in the dashboard

Summary

3. Image Management

Glance as a registry of images

Downloading and registering an image

Using the web interface

Building an image

Summary

4. Network Management

Networking and Neutron

Network fabric

Open vSwitch configuration

VLAN

GRE tunnels

VXLAN tunnels

Creating a network

Web interface management

External network access

Preparing a network

Creating an external network

Web interface external network setup

Summary

5. Instance Management

Managing flavors

Managing key pairs

Launching an instance

Managing floating IP addresses

Managing security groups

Communicating with the instance

Launching an instance using the web interface

Summary

6. Block Storage

Use case

Creating and using block storage

Attaching the block storage to an instance

Managing Cinder volumes in the web interface

Backing storage

Cinder types

Ceph setup

GlusterFS setup

Summary

7. Object Storage

Use case

Architecture of a Swift cluster

Creating and using object storage

Object file management in the web interface

Using object storage on an instance

Ring files

Creating ring files

Summary

8. Telemetry

Understanding the data store

Definitions of Ceilometer's configuration terms

Pipelines

Meters

Samples

Statistics

Alarms

Graphing the data

Summary

9. Orchestration

About orchestration

Writing templates

The AWS CloudFormation format

The Heat Orchestration Template format

Launching a stack

Autoscaling instances with Heat

LBaaS setup

Web interface

Summary

10. Docker

Containers

OpenStack integration

Nova compute configuration

Glance configuration

Importing a Docker image to Glance

Launching a Docker instance

Summary

11. Scaling Horizontally

Scaling compute nodes

Installing more control nodes

Load-balancing control services

High availability

Highly available database and message bus

Summary

12. Monitoring

Monitoring defined

Installing Nagios

Adding Nagios host checks

Nagios commands

Monitoring methods

Non-OpenStack service checks

Monitoring control services

Monitoring network services

Monitoring compute services

Summary

13. Troubleshooting

The OpenStack debug command-line option

Tailing the server logs

Troubleshooting Keystone and authentication

Troubleshooting Glance image management

Troubleshooting Neutron networking

Troubleshooting Nova launching instances

Troubleshooting post-boot metadata

Troubleshooting console access

Troubleshooting Cinder block storage

Troubleshooting Swift object storage

Troubleshooting Ceilometer Telemetry

Troubleshooting Heat orchestration

Getting more help

Summary

Index

OpenStack Essentials Second Edition

Copyright © 2016 Packt Publishing

All rights reserved. No part of this book may be reproduced, stored in a retrieval system, or transmitted in any form or by any means, without the prior written permission of the publisher, except in the case of brief quotations embedded in critical articles or reviews.

Every effort has been made in the preparation of this book to ensure the accuracy of the information presented. However, the information contained in this book is sold without warranty, either express or implied. Neither the author, nor Packt Publishing, and its dealers and distributors will be held liable for any damages caused or alleged to be caused directly or indirectly by this book.

Packt Publishing has endeavored to provide trademark information about all of the companies and products mentioned in this book by the appropriate use of capitals. However, Packt Publishing cannot guarantee the accuracy of this information.

First published: May 2015

Second edition: August 2016

Production reference: 1240816

Published by Packt Publishing Ltd.

Livery Place

35 Livery Street

Birmingham B3 2PB, UK.

ISBN 978-1-78646-266-4

www.packtpub.com

Credits

Author

Dan Radez

Reviewer

Vinoth Kumar Selvaraj

Commissioning Editor

Kartikey Pandey

Acquisition Editor

Divya Poojari

Content Development Editor

Trusha Shriyan

Technical Editor

Nirant Carvalho

Copy Editors

Madhusudan Uchil

Safis Editing

Project Coordinator

Kinjal Bari

Proofreader

Safis Editing

Indexer

Hemangini Bari

Graphics

Kirk D'Penha

Production Coordinator

Shantanu N. Zagade

Cover Work

Shantanu N. Zagade

About the Author

Dan Radez joined the OpenStack community in 2012 in an operator role. His experience is focused on installing, maintaining, and integrating OpenStack clusters. He has been given the opportunity to internationally present OpenStack content to a range of audiences of varying expertise. In January 2015, Dan joined the OPNFV community and has been working to integrate RDO Manager with SDN controllers and the networking features necessary for NFV.

Dan's experience includes web application programming, systems release engineering, and virtualization product development. Most of these roles have had an open source community focus to them. In his spare time, Dan enjoys spending time with his wife and three boys, training for and racing triathlons, and tinkering with electronics projects.

About the Reviewer

Vinoth Kumar Selvaraj works as a DevOps engineer at CD Cloudenablers Pvt Ltd, a cloud technology startup based in Chennai, India.

He has also reviewed Openstack Cloud Security. Learning OpenStack High Availability, and Learning OpenStack (Video), all by Packt Publishing.

In his spare time, Vinoth blogs about OpenStack at his website, http://www.hellovinoth.com, and shares his thoughts via his Twitter handle, @vinoth6664.

I would like to thank my amma, appa, anna, and friends for their love and support.

My special thanks to our Cloudenablers team for giving me this opportunity and motivation to explore things.

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