๐ Day 26 Task: Jenkins Declarative Pipeline ๐
Table of contents
No headings in the article.
Hey there, DevOps enthusiasts! Today, we're diving into the world of Jenkins Declarative Pipelines! ๐ ๏ธ
Pipeline Basics ๐ Before we jump into the juicy details, let's get a grip on some terms. A pipeline is like a recipe, where you follow a sequence of steps or jobs. It helps your code travel smoothly from development to deployment.
Declarative vs. Scripted ๐ Now, pipelines can be written in different ways. Declarative is the cool, modern one. It's like using a simple language to describe your pipeline's steps. On the other hand, Scripted, the OG, used to be a bit more complicated. It's like talking in code language (Groovy, to be specific).
Why Have a Pipeline? ๐ค Imagine this: Your pipeline's definition lives in a special file called a Jenkinsfile. You can stash this in your project's secret vaultโsource control repository. This is like keeping your precious CD pipeline treasure in a safe place.
๐ Perks of Jenkinsfile ๐
It automatically creates a pipeline for all branches and pull requests. ๐ฟ
You can review and improve your pipeline just like your other code buddies. ๐
The Pipeline Blueprint ๐ Now, let's peek at how this magic looks in code:
pipeline {
agent any
stages {
stage('Build') {
steps {
// Do some building stuff here ๐๏ธ
}
}
stage('Test') {
steps {
// Let's test things out ๐งช
}
}
stage('Deploy') {
steps {
// It's time to spread the wings ๐
}
}
}
}
Task-01: Ready, Set, Go! ๐
To get the ball rolling, create a new job. This time, choose "Pipeline" instead of the usual "Freestyle Project."
Follow the official Jenkins Hello World example. Don't fret, it's like waving at the Jenkins universe!
Make it even cooler by using the Declarative pipeline. Remember, it's like writing in a simple language instead of fancy code talk.
If you stumble upon any hurdles, don't hesitate to ask for help. You can post your SOS signal on groups, Discord, or Telegram. ๐
And there you have it! ๐ You've taken a step forward in your DevOps journey by conquering the Jenkins Declarative Pipeline realm. Remember, it's all about making your pipeline dance to your code's tune! ๐๐บ