Using OpenStack Dashboard with OpenStack Orchestration

Heat is the OpenStack Orchestration engine that enables users to quickly spin up whole environments using templates. Heat templates, known as HOT (Heat Orchestration Templates) are YAML (Yet Another Markup Language) based files. The files describe the resources being used, and the type and size of the instances, and the network an instance will be attached to, among other pieces of information required to run that environment.

In Chapter 9, OpenStack Orchestration Using Heat and Ansible, we showed you how to use the Heat command-line client. In this section, we will show how to use an existing Heat template file in OpenStack Dashboard to spin up two web servers running Apache, connected to ...

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