🚀 Siddharth Agarwal
📚 Code-Centric Tutorial

OpenFaaS: How, Why, and Where in Code

AI-first, code-centric tutorial on OpenFaaS - a Kubernetes-native serverless framework. Master the internal workings through practical code exploration and hands-on learning.

🚀 Start Learning

📚 Start Your Learning Journey

Click on any chapter to dive deep into OpenFaaS architecture. Each chapter is a standalone learning module.

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Chapter 1

Gateway Application

Control Plane →
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Chapter 2

Configuration

Settings & Knobs →
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Chapter 3

API Definition

REST API & Routing →
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Chapter 4

Request Middleware

Transformation & Auth →
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Chapter 5

Request Handling

Sync/Async & Queueing →
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Chapter 6

Function Scaling

Auto-scaling 0 to N →
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Chapter 7

Provider Interaction

Kubernetes Integration →
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Chapter 8

Metrics & Monitoring

Prometheus & Observability →

Why Choose This OpenFaaS Tutorial?

Transform your understanding of OpenFaaS from surface-level concepts to deep architectural insights through practical code exploration.

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AI-First Approach

Generated with AI Codebase Knowledge Builder for optimal learning structure and comprehensive coverage of complex concepts.

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Code-Centric Learning

Focus on actual implementation details - learn not just what components do, but how and why they work in the codebase.

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Architecture Deep Dive

Explore the internal workings of OpenFaaS Gateway, from configuration to scaling, through 8 comprehensive chapters.

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Practical Focus

Understand real-world implementation details that go beyond theoretical concepts and documentation.

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Kubernetes Native

Learn serverless computing in the context of modern Kubernetes environments and cloud-native architectures.

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Structured Learning

Progressive chapters that build understanding from basic concepts to advanced architectural patterns.

📚 Comprehensive 8-Chapter Structure

Each chapter dives deep into specific building blocks of OpenFaaS, showing how, why, and where in the codebase.

Learning Path

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Chapter 1: Gateway Application

What is the Gateway? Why is it the control plane?

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Chapter 2: Configuration

How is the Gateway configured? What are the knobs?

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Chapter 3: API Definition

Where is the REST API defined and how does it route requests?

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Chapter 4: Request Middleware

How does the Gateway transform and authenticate requests?

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Complete Tutorial
🚪 Gateway & Control Plane
⚙️ Configuration & Knobs
🔌 API & Routing
🛡️ Middleware & Auth
⚡ Sync/Async Handling
📈 Scaling & Metrics

🚀 Advanced Topics & Implementation

Master the complex aspects of OpenFaaS through detailed code analysis and architectural insights.

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Request Handling

Chapter 5: How are functions invoked (sync/async)? Where does queueing happen?

Sync/Async Queueing
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Function Scaling

Chapter 6: How does OpenFaaS auto-scale functions from 0 to N?

Auto-scaling 0 to N
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Provider Interaction

Chapter 7: How does the Gateway interact with the Kubernetes provider?

Kubernetes Provider
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Metrics & Monitoring

Chapter 8: How are Prometheus metrics exposed and what do they represent?

Prometheus Observability

🛠️ Technical Implementation

Built with modern tools and designed for optimal learning experience in serverless computing.

Core Technologies

🐳 OpenFaaS - Kubernetes-native serverless framework
☸️ Kubernetes integration and deployment
🔧 Go programming language examples
📊 Prometheus monitoring and metrics
🤖 AI-generated educational content

Learning Features

📖 8 comprehensive chapters
💻 Code-first approach
🎯 Practical examples
🏗️ Architecture deep-dive
🚀 Production-ready insights

🚀 Getting Started

Begin your journey into OpenFaaS architecture with these simple steps.

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Prerequisites

Basic understanding of Kubernetes and serverless concepts. Familiarity with Go programming language.

Kubernetes Serverless Go
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Clone Repository

Get the complete tutorial with all chapters and examples ready for local exploration.

git clone https://github.com/SidAg26/OpenFaaS-How-Why-and-Where-in-Code.git
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Start Learning

Begin with Overview.md and proceed through chapters sequentially for optimal learning.

Overview.md Sequential Hands-on

Ready to Master OpenFaaS Architecture?

Join the community of developers mastering serverless computing through deep code understanding. Start your OpenFaaS journey today!

🚀 Start Learning Today