What Is Jenkins Job DSL?


A domain-specific language (DSL) is a computer language specialized to a particular application domain.

There are a wide variety of DSLs, ranging from widely used languages for common domains, such as HTML for web pages, down to languages used by only one or a few pieces of software, such as MUSH soft code..

What is a 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.

When would you use DSL?

Firstly, I would use a DSL when the problem domain your developing against is a widely well known domain, and some business experts of that domain have already went through great lengths to build such a DSL so that you wouldn’t have to go through the lengths yourself to solve all the problems they have already figured …

Which are Jenkins job types?

Jenkins supports several different types of build jobs. The two most commonly-used are the freestyle builds and the Maven 2/3 builds. The freestyle projects allow you to configure just about any sort of build job: they are highly flexible and very configurable.

What is Groovy scripting?

Groovy is a scripting language with Java-like syntax for the Java platform. The Groovy scripting language simplifies the authoring of code by employing dot-separated notation, yet still supporting syntax to manipulate collections, Strings, and JavaBeans.

How do you get parallelization in Jenkins?

This is achieved by having Jenkins look at the test execution time of the last run, split tests into multiple units of roughly equal size, then execute them in parallel.

Is Groovy a DSL?

DSLs are used in native Groovy builders, Grails and GORM, and testing frameworks. … To a developer, DSLs are consumable and understandable, which makes implementation more fluid compared to traditional programming.

Why Groovy is used in Jenkins?

It can be used to orchestrate your pipeline in Jenkins and it can glue different languages together meaning that teams in your project can be contributing in different languages. Groovy can seamlessly interface with the Java language and the syntax of Java and Groovy is very similar.

What is Java DSL?

If you’ve ever written a makefile or designed a Web page with CSS, you’ve already encountered a DSL, or domain-specific language. DSLs are small, expressive programming languages custom designed for specific tasks. … A keyword input file to an application that receives input data is a DSL. A configuration file is a DSL.

How do I create a domain specific language?

Creating a Domain-Specific Language SolutionStart the DSL Wizard by creating a new Domain-Specific Language Designer project. … Choose a DSL template. … Enter a filename extension on the File Extension page. … Inspect, and if necessary adjust, the fields in the remaining pages of the wizard.

What is a Jenkins build job?

A Jenkins project is a repeatable build job which contains steps and post-build actions. The types of actions you can perform in a build step or post-build action are quite limited. There are many standard plugins available within a Jenkins freestyle project to help you overcome this problem.


As you can see, the JSON DSL is “uglier” but it’s a lot more flexible, no additional tooling, and you can create your own “query language.” Benefits of a JSON DSL: … JSON objects can be easily manipulated, especially in a language like Javascript where JSON can easily be parsed into a Javascript object.

What is a DSL script?

The Jenkins DSL job is a job which will create another job(s)/pipeline(s)/etc but why create a job to create a job you may ask well, in this way your desired job will be stored as a script in a version control repository therefore you have the ability to version it and have a history of its changes, which was the …

What is Jenkins seed job?

The seed job is a Jenkins job which runs a DSL scripts, and then generates a new job. The seed job is a normal free-style Jenkins job that you add the “Process Job DSL” build step. This step takes the DSL and generates the configured jobs.

How do you fail a Jenkins job?

How to make a job fail on JenkinsAdd to your build an Execute Shell.Set the command to something like: if [ -f “$file” ] then echo “$file found.” else echo “$file not found.” exit 1 fi.

What is groovy in Jenkins?

Groovy is the default scripting language that is being utilized being developed from JMeter Version 3.1. Presently Apache Groovy is the dynamic object-oriented programming language that is utilized as a scripting language for the Java stage.

How do I manually start Jenkins?

Go to the Jenkins installation, open the cmd and run:To stop: jenkins.exe stop.To start: jenkins.exe start.To restart: jenkins.exe restart.