node/Jenkinsfile

pipeline {
  agent {
    label "swarm"
  }
  parameters {
    string(
      name: "service",
      defaultValue: "",
      description: "The name of service that should be scaled"
    )
    string(
      name: "scale",
      defaultValue: "",
      description: "Number of replicas to add or remove."
    )
  }
  stages {
    stage("Scale") {
      steps {
        echo "Scaling $service by $scale"
        sh 'false'
      }
    }
  }
}