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Containers in OpenStack

You're reading from Containers in OpenStack

Product type Book

Published in Dec 2017

Publisher Packt

ISBN-13 9781788394383

Pages 176 pages

Edition 1st Edition

Languages

Concepts

Containerization

Table of Contents (17) Chapters

Title Page

Credits

About the Authors

About the Reviewers

www.PacktPub.com

Customer Feedback

Preface

1. Working with Containers

2. Working with Container Orchestration Engines

3. OpenStack Architecture

4. Containerization in OpenStack

5. Magnum – COE Management in OpenStack

6. Zun – Container Management in OpenStack

7. Kuryr – Container Plugin for OpenStack Networking

8. Murano – Containerized Application Deployment on OpenStack

9. Kolla – Containerized Deployment of OpenStack

10. Best Practices for Containers and OpenStack

Components

The diagram in the Magnum Conductor section shows the architecture of Magnum, which has two binaries named magnum-api and magnum-conductor that form the Magnum system. Magnum interacts with Heat to do the orchestration. This means Heat is the OpenStack component that talks to various other projects such as Nova, Neutron, and Cinder to set up the infrastructure for COE, and then it installs the COE on top of it. We will now learn about the detailed functions of the services.

Magnum API

Magnum API is a WSGI server that serves the API requests that the user sends to Magnum. The Magnum API has many controllers to handle a request for each of the resources:

Baymodel
Bay
Certificate
Cluster
Cluster template
Magnum services
Quota
Stats

Baymodel and Bay will be replaced by cluster and cluster templates respectively. Each of the controllers handle a request for specific resources. They validate the request for permissions, validate the OpenStack resources (such as validating if an image passed in...

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