Build Serverless Apps on Kubernetes with Knative: Build, deploy, and manage serverless applications on Kubernetes 9789355515797
Learn how to deploy and maintain high-performing, resilient serverless applications using Knative Description As cloud
209 92 5MB
English Pages 364 Year 2023
- Author / Uploaded
- Amit Deshpande
- Anuj Gupta
- Ashish Saxena
- Categories
- Computers
- System Administration
Table of contents :
1. Serverless and Knative in a Nutshell
Introduction
Structure
Objectives
Introduction to Serverless
Serverless
How serverless works
Key advantages of serverless
Serverless should be considered for
Key limitations/shortcomings of serverless
Scenarios not suited for serverless
Serverless 1.0 - Function-as-a-Service
Serverless 2.0 - Serverless Containers
Introduction to Knative
Knative Serving
Knative Eventing
Knative features
Conclusion
Multiple choice questions
Answers
Key terms
2. Installation and Configuration of Knative – Part I
Introduction
Structure
Objectives
Kubernetes cluster
Explore and understand various methods to get Kubernetes cluster
Install kubectl CLI
Validation of the Kubernetes cluster
Kubernetes package manager
Understanding Helm and its need
Helm installation
Verify Helm installation
Istio
Why Istio for Knative
Istio installation
Verify Istio installation
Knative installation
Explore and understand various approaches to installing Knative
Install Knative
Install Knative Serving with YAML
Install Knative Eventing with YAML
Install Knative CLI
Validate Knative installation
Conclusion
Multiple choice questions
Answers
Key terms
3. Installation and Configuration – Part II
Introduction
Structure
Objective
Broker
Brokers for Knative and its need
Installation options for Kafka broker
Installation and validation of Kafka
GitOps with Argo CD
Understanding GitOps and its need
Installation of Argo CD
Observability
Understanding observability and its significance in Knative
Understanding the Knative observability stack
Loki
Installing Loki
Prometheus
Installing Prometheus
Jaeger
Installing Jaeger
Grafana
Conclusion
Multiple choice questions
Answers
Key terms
4. Knative Functions – An Overview
Introduction
Structure
Objectives
Knative Functions
Installing Knative functions
Creating function
Building function
Local build
Remote build
Conclusion
Multiple choice questions
Answers
Key terms
5. Knative Serving
Introduction
Structure
Objectives
Knative Serving
Benefits of Knative Serving
Case study – Online order processing system
Functional architecture
Deployment architecture
Flow diagram
Service Implementation
Order service
Product service
Customer service
Build and deploy
Order service
Product and customer service
Validate services
Knative Serving – Services runtime behavior
Conclusion
Multiple choice questions
Answers
Key terms
6. Knative Eventing
Introduction
Structure
Objectives
Knative Eventing
Knative Eventing patterns
Source to Sink pattern
Broker and Trigger pattern
Case study – Online order processing system
Functional architecture
Deployment architecture
Order processing system with Source to Sink pattern
Service implementation
Build and deploy services
Event source installation
Create event sources
Validate services
Order processing system with Broker and Triggers Pattern
Service implementation
Build and deploy services
Broker installation
Create event source
Create triggers
Validate services
Conclusion
Multiple choice questions
Answers
Key terms
7. Scaling and Routing
Introduction
Structure
Objectives
Deployment of use case on remote Kubernetes cluster
Autoscaling in Knative
About Knative Pod autoscaler
Autoscaling configurations
Global settings configuration
Applying global settings – Order processing system
Per-Revision settings configuration
Metrics and targets
Traffic management
Revisions
Understanding Revisions with order service
Traffic splitting and switching
Deployment strategies
Blue-green deployment strategy
Apply blue-green deployment strategy
Canary deployment strategy
Apply canary deployment strategy
A/B testing deployment strategy
Apply A/B testing deployment strategy
Conclusion
Multiple choice questions
Answers
Key terms
8. Knative Best Practices
Introduction
Structure
Objectives
Manage Knative Services deployment
Manage Service deployment with GitOps powered by Argo CD
Installation of Argo CD
Access Argo CD web interface
Setup Git repository for deployment through Argo CD
Add Git repository for Argo CD
Deployment of Services with Argo CD
Continuous deployment with Argo CD
Observability for Knative services
Observability tools - Loki, Prometheus, Jaeger, and Grafana
Configure Loki for logs
Access Grafana web interface
Visualize logs with Grafana
Integrate Jaeger for distributed tracing
Set up and configure Prometheus for Metrics Collection
Configure alerts using Grafana
Conclusion
Multiple choice questions
Answers
Key terms
Index
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