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The DevOps Toolkit: Working with Jenkins X/

...

Evolution of Jenkins Jobs and How We Got the YAML-Based Format

This lesson discusses the evolution of Jenkins jobs from the freestyle jobs in traditional Jenkins to jenkins-x.yml jobs in Jenkins X.

We'll cover the following...

Freestyle jobs
Jenkins pipelines

The problem with Jenkins pipelines

Declarative pipelines
Pipelines defined in YAML

Why were XML and Groovy DSL not suitable for Jenkins?

What is left of traditional Jenkins in Jenkins X?

When would we prefer Jenkins or static Jenkins X over serverless Jenkins X?

A recap and the crux of the discussion

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Before Getting Started

What is Jenkins X?

Exploring Quickstart Projects

Importing Existing Projects Into Jenkins X

Creating Custom Build Packs

Applying GitOps Principles

Improving And Simplifying Software Development

Working With Pull Requests And Preview Environments

Promoting Releases To Production

Versioning Releases

Implementing ChatOps

Using The Pipeline Extension Model

Upgrading Jenkins X Components

Extending Jenkins X Pipelines

Using Jenkins X To Define And Run Serverless Deployments

Choosing The Right Deployment Strategy

Applying GitOps Principles To Jenkins X

Conclusion

Evolution of Jenkins Jobs and How We Got the YAML-Based Format