What is a Jenkins seed job?

What is a Jenkins seed job?

The seed job is a normal Jenkins job that runs the Job DSL script; in turn, the script contains instructions that create additional jobs. In short, the seed job is a job that creates more jobs. In this step, you will construct a Job DSL script and incorporate it into a seed job.

Is Jenkins DSL Groovy?

The DSL. The DSL is scriptable via Groovy and so it is extremely flexible. The DSL also provides direct control over a job’s XML; this makes it possible to automate the creation of any job, regardless of what has been implemented in the DSL.

How do you automate Jenkins job creation using job DSL?

How To Automate Jenkins Job Configuration Using Job DSL

  1. Step 1 — Installing the Job DSL Plugin. The Job DSL plugin provides the Job DSL features you’ll use in this tutorial for your demo jobs.
  2. Step 2 — Creating a Seed Job.
  3. Step 3 — Running the Seed Job.
  4. Step 4 — Defining Pipeline Jobs.

What is DSL plugin in Jenkins?

Jenkins job DSL is a plugin that allows us to define jobs in programmatic form with minimal effort. DSL stands for Domain Specific Language. You can describe your jobs in Jenkins using a Groovy Based Language. Groovy– It’s similar to java but simpler because it’s much more dynamic.

What is pipeline DSL?

Pipeline Defined Pipelines are Jenkins jobs enabled by the Pipeline (formerly called “workflow”) plugin and built with simple text scripts that use a Pipeline DSL (domain-specific language) based on the Groovy programming language.

Is Groovy a DSL?

Domain Specific Languages (DSLs) have become a valuable part of the Groovy idiom. DSLs are used in native Groovy builders, Grails and GORM, and testing frameworks.

What is Groovy file in Jenkins?

Groovy is a very powerful language which offers the ability to do practically anything Java can do including: Create sub-processes and execute arbitrary commands on the Jenkins controller and agents. It can even read files in which the Jenkins controller has access to on the host (like /etc/passwd )

What are DSL jobs in Jenkins?

The Jenkins Job DSL enables the programmatic creation of Jenkins jobs using Groovy code. You can store this code in your Git repository and thus make changes traceable and generate Jenkins jobs automatically. The DSL is provided via the Job DSL Plugin and is documented in detail in the Job DSL API Viewer.

What are wrappers in Jenkins?

Adds pre/post actions to the job.

What is Groovy DSL?

There is a larger definition of a domain specific language, however in the context of Groovy code, a DSL is a way of creating APIs that leverages Groovy’s closures to create an easy way to build complex data. To understand how a DSL works, you must understand how closures work.

What is Jenkins job DSL/plugin?

The Jenkins Job DSL / Plugin is made up of two parts: The Domain Specific Language (DSL) itself that allows users to describe jobs using a Groovy-based language, and a Jenkins plugin which manages the scripts and the updating of the Jenkins jobs which are created and maintained as a result.

What is the job DSL/plugin?

The Jenkins “Job DSL / Plugin” is made up of two parts: The Domain Specific Language (DSL) itself that allows users to describe jobs using a Groovy-based language, and a Jenkins plugin which manages the scripts and the updating of the Jenkins jobs which are created and maintained as a result.

How do I create a free-style software project in Jenkins?

From the Jenkins main page, select either the “New Job” or “Create new Jobs” link. A new job creation page will be displayed. Select the “Build a free-style software project” radio button. 2. Adding a DSL Script

What are the best plugins for Jenkins configuration management?

Job DSL was one of the first popular plugins for Jenkins which allows managing configuration as code and many other plugins dealing with this aspect have been created since then, most notably the Jenkins Pipeline and Configuration as Code plugins.