How to get a list of all Jenkins nodes assigned with label including master node?

Question

I\'m creating a Jenkins pipeline job and I need to run a job on all nodes labelled with a certain label.

Therefore I\'m trying to get a list of node names assigned with

Answer 1

This is the way I'm doing right now. I haven't found something else:

@NonCPS
def hostNames(label) {
  def nodes = []
  jenkins.model.Jenkins.get.computers.each { c ->
    if (c.node.labelString.contains(label)) {
      nodes.add(c.node.selfLabel.name)
    }
  }
  return nodes
}

jenkins.model.Jenkins.get.computers contains the master-node and all the slaves.