public static void clearFolder(File folder) {
if (folder.exists()) {
for (File child : folder.listFiles()) {
if (child.isDirectory())
clearFolder(child);
if (!child.delete())
throw new RuntimeException("Cannot delete " + child);
}
}
}
public static void main(String[] args) throws Exception {
// Can be necessary to run in parallel to other clouds, so find open ports
int[] ports = new int[3];
int port = 54321;
for( int i = 0; i < ports.length; i++ ) {
for( ;; ) {
if( isOpen(port) && isOpen(port + 1) ) {
ports[i] = port;
port += 2;
break;
}
port++;
}
}
String flat = "";
for( int i = 0; i < ports.length; i++ )
flat += "127.0.0.1:" + ports[i] + "\n";
// Force all IPs to local so that users can run with a firewall
String[] a = new String[] { "-ip", "127.0.0.1", "-flatfile", Utils.writeFile(flat).getAbsolutePath() };
H2O.OPT_ARGS.ip = "127.0.0.1";
args = (String[]) ArrayUtils.addAll(a, args);
ArrayList<Node> nodes = new ArrayList<Node>();
for( int i = 1; i < ports.length; i++ )
nodes.add(new NodeVM(Utils.append(args, "-port", "" + ports[i])));
args = Utils.append(new String[] { "-mainClass", Master.class.getName() }, args);
Node master = new NodeVM(Utils.append(args, "-port", "" + ports[0]));
nodes.add(master);
File out = null, err = null, sandbox = new File("sandbox");
sandbox.mkdirs();
Utils.clearFolder(sandbox);
for( int i = 0; i < nodes.size(); i++ ) {
out = File.createTempFile("junit-" + i + "-out-", null, sandbox);
err = File.createTempFile("junit-" + i + "-err-", null, sandbox);
nodes.get(i).persistIO(out.getAbsolutePath(), err.getAbsolutePath());
nodes.get(i).start();
}
int exit = master.waitFor();
if( exit != 0 ) {
Log.log(out, System.out);
Thread.sleep(100); // Or mixed (?)
Log.log(err, System.err);
}
for( Node node : nodes )
node.kill();
if( exit == 0 )
System.out.println("OK");
System.exit(exit);
}
public static void clearFolder(String folder) {
clearFolder(new File(folder));
}
