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Python Network Programming

You're reading from   Python Network Programming Conquer all your networking challenges with the powerful Python language

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Product type Course
Published in Jan 2019
Publisher Packt
ISBN-13 9781788835466
Length 776 pages
Edition 1st Edition
Languages
Tools
Concepts
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Authors (4):
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Dr. M. O. Faruque Sarker Dr. M. O. Faruque Sarker
Author Profile Icon Dr. M. O. Faruque Sarker
Dr. M. O. Faruque Sarker
Eric Chou Eric Chou
Author Profile Icon Eric Chou
Eric Chou
Abhishek Ratan Abhishek Ratan
Author Profile Icon Abhishek Ratan
Abhishek Ratan
Pradeeban Kathiravelu Pradeeban Kathiravelu
Author Profile Icon Pradeeban Kathiravelu
Pradeeban Kathiravelu
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Toc

Table of Contents (30) Chapters Close

Title Page
Copyright
About Packt
Contributors
Preface
1. Fundamental Concepts FREE CHAPTER 2. Python for Network Engineers 3. Continuous Integration for Network Engineers 4. SDN Concepts in Network Automation 5. Low-Level Network Device Interactions 6. APIs and Intent-Driven Networking 7. The Python Automation Framework – Ansible Basics 8. The Python Automation Framework – Beyond Basics 9. AWS Cloud Networking 10. Working with Git 11. Sockets, IPv4, and Simple Client/Server Programming 12. Multiplexing Socket I/O for Better Performance 13. IPv6, Unix Domain Sockets, and Network Interfaces 14. Programming with HTTP for the Internet 15. Email Protocols, FTP, and CGI Programming 16. Programming Across Machine Boundaries 17. Working with Web Services – SOAP, and REST 18. Network Monitoring and Security 19. Network Modeling 20. Authentication, Authorization, and Accounting (AAA) 21. Open and Proprietary Networking Solutions 22. NFV and Orchestration – A Larger Ecosystem 23. Programming the Internet 1. Other Books You May Enjoy Index

Writing a simple HTTPS server code with Python and OpenSSL


You need a secure web server code written in Python. You already have your SSL keys and certificate files ready with you.

Getting ready

You need to install the third-party Python module, pyOpenSSL. This can be grabbed from PyPI (https://pypi.python.org/pypi/pyOpenSSL). Both on Windows and Linux hosts, you may need to install some additional packages, which are documented at http://pythonhosted.org//pyOpenSSL/.

How to do it...

After placing a certificate file on the current working folder, we can create a web server that makes use of this certificate to serve encrypted content to the clients.

Listing 4.10 explains the code for a secure HTTP server as follows:

#!/usr/bin/env python 
# Python Network Programming Cookbook -- Chapter - 4 
# This program requires Python 3.5.2 or any later version 
# It may run on any other version with/without modifications. 
# 
# Follow the comments inline to make it run on Python 2.7.x. 
# Requires pyOpenSSL...
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