gistfile1.txt

podTemplate(name: 'continous-infra-slave', label: 'continous-infra-slave', cloud: 'openshift', 
    containers: [
        // This adds the custom slave container to the pod. Must be first with name 'jnlp'
        containerTemplate(name: 'jnlp', 
            image: '172.30.1.1:5000/continuous-infra/jenkins-continuous-infra-slave', 
            ttyEnabled: false, 
            args: '${computer.jnlpmac} ${computer.name}', 
            command: '', 
            workingDir: '/tmp'),
            
        // This adds the rpmbuild container to the pod.
        containerTemplate(name: 'rpmbuild', 
            image: '172.30.1.1:5000/ci-containers/rpmbuild', 
            ttyEnabled: false, 
            command: '', 
            workingDir: '/tmp'),
            
    ], 
        // This mounts a volume that is accessible from containers
        volumes: [emptyDirVolume(memory: false, mountPath: '/results')]) {
    
    node('continous-infra-slave') {
        // This variable will be available in the container
        stage = "rpmbuild"
        // This variable will contain a return string from
        // the container execution
        containerReturnValue = ""
        stage(stage) {
            sh 'ls -l /results'
            container('rpmbuild') {
                // Here is the variable being passed in...
                // and we add it to a file that will be available
                // after we are done with container.
                sh '/bin/echo stage:' + stage + ' > /results/1.txt'
                // The shell step captures some output and assigns it
                // to a variable
                containerReturnValue = sh(script: 'id -u', returnStdout: true).trim()
            }
            echo "containerReturnValue: " + containerReturnValue
            sh 'ls -l /results'
            // We should see stage:rpmbuild here in 1.txt
            sh 'cat /results/1.txt'
        }
    }
}