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Mastering Python Networking

You're reading from   Mastering Python Networking Your one stop solution to using Python for network automation, DevOps, and SDN

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Product type Paperback
Published in Jun 2017
Publisher Packt
ISBN-13 9781784397005
Length 446 pages
Edition 1st Edition
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Author (1):
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Eric Chou Eric Chou
Author Profile Icon Eric Chou
Eric Chou
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Toc

Table of Contents (14) Chapters Close

Preface 1. Review of TCP/IP Protocol Suite and Python Language 2. Low-Level Network Device Interactions FREE CHAPTER 3. API and Intent-Driven Networking 4. The Python Automation Framework - Ansible Basics 5. The Python Automation Framework - Ansible Advance Topics 6. Network Security with Python 7. Network Monitoring with Python - Part 1 8. Network Monitoring with Python - Part 2 9. Building Network Web Services with Python 10. OpenFlow Basics 11. Advanced OpenFlow Topics 12. OpenStack, OpenDaylight, and NFV 13. Hybrid SDN

Templates


For as long as I can remember, I have always used a kind of a network template. In my experience, many of the network devices have sections of network configuration that are identical, especially if these devices serve the same role in the network.

Most of the time when we need to provision a new device, we use the same configuration in the form of a template, replace the necessary fields, and copy the file over to the new device. With Ansible, you can automate all the work using the template module (http://docs.ansible.com/ansible/template_module.html).

The base template file we are using utilizes the Jinja2 template language (http://jinja.pocoo.org/docs/). We briefly discussed Jinja2 templating language in the previous chapter, and we will look at it a bit more here. Just like Ansible, Jinja2 has its own syntax and method of doing loops and conditionals; fortunately, we just need to know the very basics of it for our purpose. You will learn the syntax by gradually building up your...

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