org.apache.hadoop.hdfs.server.namenode.StreamFile Java Examples

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Example #1
Source File: DataNode.java    From RDFS with Apache License 2.0 5 votes vote down vote up
private void startInfoServer(Configuration conf) throws IOException {
  String infoAddr = 
    NetUtils.getServerAddress(conf, 
                            "dfs.datanode.info.bindAddress", 
                            "dfs.datanode.info.port",
                            "dfs.datanode.http.address");
  InetSocketAddress infoSocAddr = NetUtils.createSocketAddr(infoAddr);
  String infoHost = infoSocAddr.getHostName();
  int tmpInfoPort = infoSocAddr.getPort();
  this.infoServer = new HttpServer("datanode", infoHost, tmpInfoPort,
      tmpInfoPort == 0, conf);
  if (conf.getBoolean("dfs.https.enable", false)) {
    boolean needClientAuth = conf.getBoolean("dfs.https.need.client.auth", false);
    InetSocketAddress secInfoSocAddr = NetUtils.createSocketAddr(conf.get(
        "dfs.datanode.https.address", infoHost + ":" + 0));
    Configuration sslConf = new Configuration(false);
    sslConf.addResource(conf.get("dfs.https.server.keystore.resource",
        "ssl-server.xml"));
    this.infoServer.addSslListener(secInfoSocAddr, sslConf, needClientAuth);
    // assume same ssl port for all datanodes
    InetSocketAddress datanodeSslPort = NetUtils.createSocketAddr(conf.get(
        "dfs.datanode.https.address", infoHost + ":" + 50475));
    this.infoServer.setAttribute("datanode.https.port", datanodeSslPort
        .getPort());
  }
  this.infoServer.addInternalServlet(null, "/streamFile/*", StreamFile.class);
  this.infoServer.addInternalServlet(null, "/getFileChecksum/*",
      FileChecksumServlets.GetServlet.class);
  this.infoServer.setAttribute("datanode", this);
  this.infoServer.addServlet(null, "/blockScannerReport", 
                             DataBlockScannerSet.Servlet.class);

  this.infoServer.setAttribute(ReconfigurationServlet.CONF_SERVLET_RECONFIGURABLE_PREFIX +
  CONF_SERVLET_PATH, DataNode.this);
  this.infoServer.addServlet("dnConf", CONF_SERVLET_PATH, ReconfigurationServlet.class);
  this.infoServer.start();
}