(SelectChannelConnector)HttpServer.createDefaultChannelConnector();
InetSocketAddress infoSocAddr = DataNode.getInfoAddr(conf);
listener.setHost(infoSocAddr.getHostName());
listener.setPort(infoSocAddr.getPort());
// Open listener here in order to bind to port as root
listener.open();
if(listener.getPort() != infoSocAddr.getPort())
throw new RuntimeException("Unable to bind on specified info port in secure " +
"context. Needed " + socAddr.getPort() + ", got " + ss.getLocalPort());
System.err.println("Successfully obtained privileged resources (streaming port = "
+ ss + " ) (http listener port = " + listener.getConnection() +")");