import jenkins.model.Jenkins

pipeline {
    agent none
    stages {
        stage('Preparing machines') {
            steps {
                script {
                    def machines = ['agent-windows0', 'agent-windows1', 'agent-redhat0', 'agent-redhat1']
                    def machinePreparations = [:]

                    for (machine in machines) {
                        def agentName = machine
                        def labelParameters = []
                        labelParameters.add([$class: 'NodeParameterValue', name: 'node_name', labels: [agentName], nodeEligibility: [$class: 'AllNodeEligibility']])
                        labelParameters.add([$class: 'StringParameterValue', name: 'ARBITRARY_PARAMETER', value: 'ARBITRARY_VALUE'])

                        machinePreparations[agentName] = {
                            stage(agentName + ' preparation') {
                                build job: '../Preparation/' + agentName, parameters: labelParameters

                                def node = Jenkins.get().nodes.find({it.name == agentName})
                                node.setLabelString(node.getLabelString() + 'successful')
                                println(String.format("Job with machine %s successfully done!", agentName))
                            }
                        }
                    }

                    parallel machinePreparations
                }
            }
        }
    }
}