Declarative-Custom-JNLP-Image.groovy

pipeline {
    agent {
        kubernetes {
            cloud 'openshift'
            label 'my-label'
            serviceAccount 'jenkins'
            defaultContainer 'jnlp'
            yaml """
            apiVersion: v1
            kind: Pod
            metadata:
                labels:
                some-label: my-label
            spec:
              containers:
              - name: jnlp
                imagePullPolicy: Always
                image: "openshift/jenkins-slave-base-centos7"
                tty: true
            """
        }
    }

    stages {
        stage("Clone dist-git repo") {
            steps {
              echo "Hello World"
            }
        }
    }
}