import hudson.model.*
import hudson.node_monitors.*
import hudson.slaves.*
import java.util.concurrent.*
import hudson.tools.ToolDescriptor;
import hudson.tools.ToolInstallation;
jenkins = Hudson.instance

import com.tikal.jenkins.plugins.multijob.MultiJobBuild.SubBuild;
import org.jvnet.hudson.plugins.groovypostbuild.GroovyPostbuildSummaryAction
import org.jvnet.hudson.plugins.groovypostbuild.GroovyPostbuildAction
import hudson.model.*
import com.tikal.jenkins.plugins.multijob.*;
import hudson.*;
import hudson.slaves.*;
import hudson.tasks.*;
import hudson.util.RemotingDiagnostics;
import jenkins.model.Jenkins
import hudson.plugins.copyartifact.SpecificBuildSelector
import hudson.plugins.copyartifact.CopyArtifact
import hudson.model.AbstractBuild
import hudson.Launcher
import hudson.model.BuildListener
import hudson.FilePath
import groovy.io.FileType
import jenkins.util.VirtualFile;

for (aSlave in jenkins.slaves) {
  def computer = aSlave.computer;
  def channel = aSlave.getComputer().getChannel();
  if (channel) {
    println(aSlave.name);
    println RemotingDiagnostics.executeGroovy("println \"uname -a\".execute().text", channel);
  }
}