Book Image

OpenStack Essentials - Second Edition

By : Dan Radez
Book Image

OpenStack Essentials - Second Edition

By: Dan Radez

Overview of this book

OpenStack 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.
Table of Contents (20 chapters)
OpenStack Essentials Second Edition
Credits
About the Author
About the Reviewer
www.PacktPub.com
Preface
Index

Web interface


Now that we have looked at Heat on the command line and explored some of its functionality, let's take a look at the dashboard and the support available for Heat in the dashboard web interface. Log in to the dashboard, find the Orchestration menu, and select the Stacks menu option. The following screenshot captures the dashboard:

To launch a new stack, click on the Launch Stack button in the top-right corner:

To launch your stack, you have the same options to pull your template from. I have chosen the same hello_world.yaml file used earlier:

Fill out the form to provide the parameters required to launch the stack. Then, click on the Launch button at the bottom of the form. You may have to scroll down to get to it. If the form validation fails, you will be notified as to what needs to be updated:

The web interface will auto-update itself until the stack reaches a complete or failed state. Click on the Stack Name to drill down and find out more information about the stack. There...