如何列出已在主服务器上运行的所有作业，而不是将在主服务器上运行的作业...此脚本仅检查已实际运行且未删除/清理的作业。
http://javadoc.jenkins-ci.org/hudson/model/AbstractBuild.html#getBuiltOnStr()

import hudson.model.*

jenkins = Hudson.instance

items = jenkins.items

for (item in items){
  def job = item.getLastBuild()
  if(job != null){
        if(job.getBuiltOnStr() == null || job.getBuiltOnStr() == "")
          println "Built on master: " + job.toString()
  }
}