Jenksfile.s390x

pipeline {
    agent {
        label 's390x'
    }

    environment {
        creds_dockerhub = credentials('dockerhub')                              // dockerhub is user/pass (token) credential stored as Jenkins cred
        creds_rhcatalog = credentials('rhcatalog')                              // Red Hat catalog is user/pass (token) credential stored as Jenkins cred
        image = 'eltondesouza/java-hello-world'                                 // Replace with your [dockerid]/java-hello-world:s390x-latest
        registry = 'https://github.com/OpenShift-Z/hello-world-http-java.git'   // Replace with your fork of the hello-world code
        oc_token =  credentials('octoken-s390x')                                // Replace with OpenShift Token from GUI
        platform_arch = 's390x'
        platform_tag = "s390x-latest"
        ocp_server = 'https://api.ocp1.ocp.local:6443'
        registry_server = 'https://cloud.docker.com/v2/repositories'
    }

    stages {
        stage('Pull Source') {
            steps {
                // more realiable than pull --force. There are better mechanisms for larger code bases
                sh 'rm -rf hello-world-http-java'
                sh 'git clone $registry' 
            }
        }

        stage('Build image') {
            steps {
                dir('hello-world-http-java') {
                    // _USR and _PSW are Jenkins inbuild mechanisms to extract user and pass from encrypted credentials
                    sh 'buildah rmi $image:$platform_tag || true'  // cleanup
                    sh 'buildah rmi $image:latest || true' // cleanup
                    sh 'podman login registry.redhat.io -u $creds_rhcatalog_USR -p $creds_rhcatalog_PSW' // Pulling official RHEL7 OpenJDK image here
                    sh 'sudo -n podman build --no-cache=true -t $image:$platform_tag -f Dockerfile '
                }
            }
        }

        stage('Pushing image') {
            steps {
                // _USR and _PSW are Jenkins inbuild mechanisms to extract user and pass from encrypted credentials
                sh 'curl -X DELETE -u $creds_dockerhub_USR:$creds_dockerhub_PSW $registry_server/$image:$platform_tag'
                sh 'curl -X DELETE -u $creds_dockerhub_USR:$creds_dockerhub_PSW $registry_server/$image:latest'
                sh 'podman login docker.io -u $creds_dockerhub_USR -p $creds_dockerhub_PSW'
                sh 'sudo -n podman push $image:$platform_tag'
            }
        }

        stage('Amending manifest') {
            steps {
                sh 'podman login docker.io -u $creds_dockerhub_USR -p $creds_dockerhub_PSW'
                sh 'buildah manifest create $image:latest || true'
                sh 'buildah manifest add --override-arch=amd64 --override-os=linux --os=linux --arch=$platform_os $image:latest docker://$image:$platform_tag'
            }
        }

        stage('Deploy Image to OpenShift') {
            steps {
                sh 'oc login --token=$oc_token --insecure-skip-tls-verify --server=$ocp_server'
                sh 'oc delete is/java-hello-world || true'                  // Delete existing stream
                sh 'oc delete deploymentconfigs java-hello-world || true'   // & deployment config
                sh 'oc delete deployment java-hello-world || true'          // & deployments config 
                sh 'oc delete service java-hello-world || true'             // & service config 
                sh 'oc delete route java-hello-world || true'             // & service config 
                sh 'oc new-app $image'                                      // Push new stream
            }
        }
    }
}