Pipeline as Code (PAC)

• Pipeline as a code allows us to define CI/CD in a text document in any version control system
• CI/CD Pipeline when expressed as PAC will be present in git.
• Jenkins has started supporting Pipelines with
  • Scripted Pipelines
  • Declartive Pipelines

Scripted Pipelines

• A pipeline can be defined in any file but Jenkinsfile is most widely used name.
• The structure of Pipeline in scripted is as shown below
  
• Jenkins will have a set of steps which will be part of default jenkins installation and rest of steps can be added to jenkins by installing plugins
• Jenkins Pipeline steps reference Refer Here
• Lets build a scripted pipeline for game of life
• Step: Clone the code using git pipeline Refer Here
• Refer Here for changes
• Create a new job and select pipleline from scm
  
  
  
• Build the pipeline and you should be able to see the stage wise logs.
• Refer Here for the next set of changes.
• Build the project and view the project post refresh after success