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Serverless Architectures with Kubernetes

You're reading from   Serverless Architectures with Kubernetes Create production-ready Kubernetes clusters and run serverless applications on them

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Product type Paperback
Published in Nov 2019
Publisher
ISBN-13 9781838983277
Length 474 pages
Edition 1st Edition
Concepts
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Authors (2):
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Onur Yılmaz Onur Yılmaz
Author Profile Icon Onur Yılmaz
Onur Yılmaz
Sathsara Sarathchandra Sathsara Sarathchandra
Author Profile Icon Sathsara Sarathchandra
Sathsara Sarathchandra
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Toc

Table of Contents (11) Chapters Close

Preface 1. Introduction to Serverless FREE CHAPTER 2. Introduction to Serverless in the Cloud 3. Introduction to Serverless Frameworks 4. Kubernetes Deep Dive 5. Production-Ready Kubernetes Clusters 6. Upcoming Serverless Features in Kubernetes 7. Kubernetes Serverless with Kubeless 8. Introduction to Apache OpenWhisk 9. Going Serverless with OpenFaaS Appendix

Knative Serving Component

In the previous section, we deployed our first Knative application using a YAML file of the service type. When deploying the service, it created multiple other objects, including configuration, revision, and route objects. In this section, let's discuss each of these objects:

There are four resource types in the Knative Serving component:

  • Configuration: Defines the desired state of the application
  • Revision: Read-only snapshots that track the changes in configurations
  • Route: Provides traffic routing to revisions
  • Service: Top-level container for routes and configurations

The following diagram illustrates the relationship between each of these components:

Figure 6.12: Relationship between Knative services, routes, configurations, and revisions

The configuration is used to define the desired state of the application. This will define the container image used for the application and any other configuration...

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