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Course Outline

Introduction

Nginx as a front-end for IoT (load balancer, reverse proxy, application delivery platform)

  • Differences between Nginx and Nginx Plus

Management and monitoring capabilities

  • Overview of TCP, HTTP, and UDP protocols
  • Bandwidth requirements
  • The role of UDP in IoT communications

Overview of Nginx Architecture and Functionality

  • How Nginx maintains connection "state"
  • How Nginx handles TCP and UDP (conversations, etc.)
  • How Nginx passes IP addresses to the backend

Case Study: Nginx as an IoT server

  • IoT architecture: sensors, hubs, and servers

Installing Nginx

  • Debian, Ubuntu, and source-based installations

Using Nginx as a load balancer

  • Performance and scalability considerations
  • Load balancing TCP and HTTP connections
  • Load balancing UDP connections

Using Nginx as a reverse proxy

  • Replacing the default configuration with a new one
  • Modifying request headers
  • Fine-tuned response buffering

Using Nginx as a forward proxy

  • Configuring Nginx
  • Forwarding traffic to a dynamic host rather than a predefined one

Case Study: Nginx in Very Large Industrial IT Systems

Maximising Performance

  • Performance optimisation (Nginx parameters, OS parameters, virtual machine CPU and memory ratios)
  • Client-side performance optimisation

Securing

  • Access restriction
  • Authentication
  • Secure links
  • Common security issues in Nginx configurations

Scaling

  • Deploying content across multiple servers
  • Configuration sharing

Enhancing Nginx with Lua scripts and other plugins

  • OpenResty, LuaJIT, and Lua libraries

Logging in Nginx

  • Accessing log and error files across multiple servers
  • Optimising logging

Monitoring Nginx

  • Enhancing maintainability and reliability

Troubleshooting Nginx

Closing remarks

Requirements

  • A solid understanding of TCP/IP
  • Practical experience with the Linux command line
 14 Hours

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