Table Of ContentOpenStack Bootcamp
Build and operate a private cloud environment effectively
Vinoth Kumar Selvaraj
BIRMINGHAM - MUMBAI
OpenStack Bootcamp
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First published: November 2017
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Credits
Author Copy Editors
Vinoth Kumar Selvaraj Ulka Manjrekar
Vikrant Phadkay
Reviewer Project Coordinator
Ashutosh Narayan Shweta H Birwatkar
Commissioning Editor Proofreader
Vijin Boricha Safis Editing
Acquisition Editor Indexer
Chandan Kumar Aishwarya Gangawane
Content Development Editor Graphics
Deepti Thore Tania Dutta
Technical Editor Production Coordinator
Akash Patel Nilesh Mohite
About the Author
Vinoth Kumar Selvaraj is an enthusiastic computer science engineer from Tamil Nadu,
India. He works as a DevOps engineer at Cloudenablers Inc. As an active moderator on Ask
OpenStack, he consistently answers and provides solutions for questions posted on the Ask
OpenStack forum. Based on karma points, he has ranked 20 out of 20,000 members in the
Ask OpenStack forum. He has also written many OpenStack-related articles for
superuser.openstack.org and hosts a dedicated website for his works on OpenStack
at http://www.hellovinoth.com/.
You can visit his LinkedIn page at
https://www.linkedin.com/in/vinothkumarselvaraj/ and tweet to him
@vinoth6664.
Vinoth has also worked as a technical reviewer on books by Packt such as Openstack Cloud
Security, Learning OpenStack High Availability, Openstack Essentials, and Learning OpenStack
[Video].
Acknowledgments
I would like to dedicate this book to my Amma, Appa, Anna and friends for their love and
support. My special thanks to all my mentors that I’ve had over the years.
Thiruvalluvar
Rathinasabapathy
Krishnakumar Narayanan
Venkatesh Perumal
Satyabrata Chowdhury
Konda Chendil
Vinu Francis
Praveen Tummalapalli
Monisha
Vishnu Prabakaran
and the entire Cloudenablers team
Without learning and support from these teachers, there was no chance of what I have done
today, and it is because of them and others that I may have missed on the list here that I feel
compelled to pass my knowledge on to those willing to learn.
About the Reviewer
Ashutosh Narayan hails from a small town called Deoghar in Jharkhand, where he grew
up. He is currently based in Bengaluru, India. His interests are multifarious and diverse. He
loves art, playing musical instruments, nature, photography, blogging, and most of all,
spending time with his family.
He holds a bachelor’s degree in information science and engineering and is an open source
technology enthusiast and contributor with 9+ years of IT experience. He is an OpenStack
Foundation Member and has contributed to the openstack-manual project. Ashutosh also
became a member as an Individual supporter of LINUX FOUNDATION for a year. He has
experience across various domains: programming, Linux system administration, cloud
computing, and DevOps. He attends conferences, events, and regular meet-ups from the
area of his interests in and around the city, where he shares experiences and lessons on
technology.
I would like to thank my beloved mother, Late Smt. Kanchan Narayan and my father, Sri Rajendra
Narayan, two of my greatest teachers who have always given me strength. Thanks to my wife,
Anjulika, who supported me in spite of all the time I spent away from her, and my two lovable sisters,
Anamika and Priyanka. Without them, I am nothing. Finally, thanks to the project coordinators for
making this book what it is now.
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Table of Contents
Preface
1
Chapter 1: Day 1 - Build Your Camp
6
Design principles for OpenStack 6
OpenStack distributions 7
Vanilla OpenStack 8
DevStack installation 8
Prepare your virtual machine 9
Let's DevStack 9
OpenStack community and getting help 15
Summary 15
Chapter 2: Day 2 - Know Your Battalion
16
Core components of OpenStack 16
KeyStone (identity service) 17
Nova (computing service) 18
Glance (image service) 20
Neutron (networking service) 22
OpenStack service interaction layout 23
Optional components 24
Cinder (block storage service) 24
Swift (object storage service) 26
Summary 27
Chapter 3: Day 3 - Field Sketch
28
OpenStack - logical architecture 29
Compute service - Nova 29
nova-api service 30
nova-api-metadata service 31
nova-compute service 31
nova-scheduler service 32
nova-conductor module 32
nova-consoleauth daemon 33
nova-cert module 33
The queue (AMQP message broker) 33
Database 33
Image service - Glance 34
glance-api service 34
