Jenkins- CICD using Declarative Pipeline

1. Create a Project Pipelinejob of Project Type Pipeline

2. In the Groovy sandbox write following script and execute the code

1.    pipeline {
2.     agent any
3. 
   
4.     tools {
5.         // Install the Maven version configured as "M3" and add it to the path.
6.         maven "mvn1"
7.     }
8. 
   
9.     stages {
10.         stage('Build') {
11.             steps {
12.                 // Get some code from a GitHub repository
13.                git 'https://github.com/onlineTrainingguy/jenkinscicd.git'
14. 
    
15.                 // Run Maven on a Unix agent.
16.                 sh "mvn clean package"
17. 
    
18.                 // To run Maven on a Windows agent, use
19.                 // bat "mvn -Dmaven.test.failure.ignore=true clean package"
20.             }
21. 
    
22.         }
23.     }
24. }

3. save and Build the script

4. For Jenkinsfile, Create a Jenkins file in the Github repo (use this reference for jenkins file https://github.com/onlineTrainingguy/jenkinscicd.git)

5. Select Git in the pipeline project and Build the job.