NetUtils.getServerAddress(conf, "dfs.info.bindAddress",
"dfs.info.port", "dfs.http.address");
InetSocketAddress infoSocAddr = NetUtils.createSocketAddr(infoAddr);
String infoHost = infoSocAddr.getHostName();
int tmpInfoPort = infoSocAddr.getPort();
this.infoServer = new StatusHttpServer("dfs", infoHost, tmpInfoPort,
tmpInfoPort == 0);
this.infoServer.setAttribute("name.system", this);
this.infoServer.setAttribute("name.node", nn);
this.infoServer.setAttribute("name.conf", conf);
this.infoServer.addServlet("fsck", "/fsck", FsckServlet.class);