pipeline {
    agent any
    parameters {
        // Define choice parameter.
        choice (
            name: 'BuildType',
            choices: 'debug\nrelease'
            description: 'Choose build type.'
        )
        // Define string parameter.
        string (
            name: 'CommitId',
            defaultValue: '*/master',
            description: 'Insert commit id or leave as default to use head'
        )
        // Define boolean parameter.
        booleanParam (
            name: 'UseTest',
            defaultValue: true,
            description: 'Decide to use Test or not.'
        )
    }

    stages {
        stage('Build') {
            steps {
                // Save stdout to a variable.
                def result = sh returnStdout: true, script: """
                    "make -C ./build/${params.BuildType}/ -j4"
                """

                // Use a variable insde "".
                println "result: ${result}"
            }

            // Archive result file to master node.
            archive "build/${params.BuildType}/*.rpm"
        }
        stage('Test') {
            when {
                // This stage is processed only when UseTest is true.
                environment name: 'UseTest', value: 'true'
            }
            steps {
                //
            }
        }
        stage('Deploy') {
            // Agent is specified as only master node can access remote server.
            // To do this, the result rpm file must have been archived.
            agent {
                label 'master'
            }
            steps {
                // using simple sh
                sh "scp ./build_result.rpm aws-test:"
            }
        }
    }
}