jenkinsCli execute groovy script

play.groovy

package com.github.jiahut

import jenkins.model.Jenkins;
import hudson.remoting.*;
import jenkins.security.MasterToSlaveCallable;
import org.jenkinsci.remoting.RoleChecker;
import java.util.*;

public final class GetSystemProperties extends MasterToSlaveCallable<Properties,RuntimeException> {
    public Properties call() {
        return System.getProperties();
    }
    private static final long serialVersionUID = 1L;
}


println "Jenkins version: $Jenkins.version "
println "Groovy version: $GroovySystem.version"

for (node in Jenkins.getInstance().getComputers()) {
    def slave = node
// for (slave in hudson.model.Hudson.instance.slaves) {
    // def rtm = node.getMonitors()
    // prinltn rtm
    // println node
    def channel = slave.getChannel()
    def loadingTime = channel.call(new hudson.slaves.SlaveComputer.LoadingTime(false));
    println loadingTime
    // def sysProp = channel.call(new GetSystemProperties());
    // println sysProp

    def sizeOfItems =  channel.call(new MasterToSlaveCallable<Integer, IOException>() {
          private static final long serialVersionUID = 1L;
          public Integer call() throws IOException {
          // this portion executes inside the Jenkins server JVM.
            return Jenkins.getInstance().getItems().size();
          }
        })

    println sizeOfItems
}