import org.apache.hadoop.mapreduce.v2.app.security.authorize.ClientHSPolicyProvider; //导入依赖的package包/类
protected void serviceStart() throws Exception {
  Configuration conf = getConfig();
  YarnRPC rpc = YarnRPC.create(conf);
  initializeWebApp(conf);
  InetSocketAddress address = conf.getSocketAddr(
      JHAdminConfig.MR_HISTORY_BIND_HOST,
      JHAdminConfig.MR_HISTORY_ADDRESS,
      JHAdminConfig.DEFAULT_MR_HISTORY_ADDRESS,
      JHAdminConfig.DEFAULT_MR_HISTORY_PORT);

  server =
      rpc.getServer(HSClientProtocol.class, protocolHandler, address,
          conf, jhsDTSecretManager,
          conf.getInt(JHAdminConfig.MR_HISTORY_CLIENT_THREAD_COUNT,
              JHAdminConfig.DEFAULT_MR_HISTORY_CLIENT_THREAD_COUNT));

  // Enable service authorization?
  if (conf.getBoolean(
      CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHORIZATION,
      false)) {
    server.refreshServiceAcl(conf, new ClientHSPolicyProvider());
  }
  
  server.start();
  this.bindAddress = conf.updateConnectAddr(JHAdminConfig.MR_HISTORY_BIND_HOST,
                                            JHAdminConfig.MR_HISTORY_ADDRESS,
                                            JHAdminConfig.DEFAULT_MR_HISTORY_ADDRESS,
                                            server.getListenerAddress());
  LOG.info("Instantiated HistoryClientService at " + this.bindAddress);

  super.serviceStart();
}
 

import org.apache.hadoop.mapreduce.v2.app.security.authorize.ClientHSPolicyProvider; //导入依赖的package包/类
protected void serviceStart() throws Exception {
  Configuration conf = getConfig();
  YarnRPC rpc = YarnRPC.create(conf);
  initializeWebApp(conf);
  InetSocketAddress address = conf.getSocketAddr(
      JHAdminConfig.MR_HISTORY_ADDRESS,
      JHAdminConfig.DEFAULT_MR_HISTORY_ADDRESS,
      JHAdminConfig.DEFAULT_MR_HISTORY_PORT);

  server =
      rpc.getServer(HSClientProtocol.class, protocolHandler, address,
          conf, jhsDTSecretManager,
          conf.getInt(JHAdminConfig.MR_HISTORY_CLIENT_THREAD_COUNT,
              JHAdminConfig.DEFAULT_MR_HISTORY_CLIENT_THREAD_COUNT));

  // Enable service authorization?
  if (conf.getBoolean(
      CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHORIZATION,
      false)) {
    server.refreshServiceAcl(conf, new ClientHSPolicyProvider());
  }
  
  server.start();
  this.bindAddress = conf.updateConnectAddr(JHAdminConfig.MR_HISTORY_ADDRESS,
                                            server.getListenerAddress());
  LOG.info("Instantiated MRClientService at " + this.bindAddress);

  super.serviceStart();
}
 

import org.apache.hadoop.mapreduce.v2.app.security.authorize.ClientHSPolicyProvider; //导入依赖的package包/类
@Override
public void serviceInit(Configuration conf) throws Exception {
  RPC.setProtocolEngine(conf, RefreshUserMappingsProtocolPB.class,
      ProtobufRpcEngine.class);

  RefreshUserMappingsProtocolServerSideTranslatorPB refreshUserMappingXlator = new RefreshUserMappingsProtocolServerSideTranslatorPB(
      this);
  BlockingService refreshUserMappingService = RefreshUserMappingsProtocolService
      .newReflectiveBlockingService(refreshUserMappingXlator);

  GetUserMappingsProtocolServerSideTranslatorPB getUserMappingXlator = new GetUserMappingsProtocolServerSideTranslatorPB(
      this);
  BlockingService getUserMappingService = GetUserMappingsProtocolService
      .newReflectiveBlockingService(getUserMappingXlator);

  HSAdminRefreshProtocolServerSideTranslatorPB refreshHSAdminProtocolXlator = new HSAdminRefreshProtocolServerSideTranslatorPB(
      this);
  BlockingService refreshHSAdminProtocolService = HSAdminRefreshProtocolService
      .newReflectiveBlockingService(refreshHSAdminProtocolXlator);

  WritableRpcEngine.ensureInitialized();

  clientRpcAddress = conf.getSocketAddr(
      JHAdminConfig.MR_HISTORY_BIND_HOST,
      JHAdminConfig.JHS_ADMIN_ADDRESS,
      JHAdminConfig.DEFAULT_JHS_ADMIN_ADDRESS,
      JHAdminConfig.DEFAULT_JHS_ADMIN_PORT);
  clientRpcServer = new RPC.Builder(conf)
      .setProtocol(RefreshUserMappingsProtocolPB.class)
      .setInstance(refreshUserMappingService)
      .setBindAddress(clientRpcAddress.getHostName())
      .setPort(clientRpcAddress.getPort()).setVerbose(false).build();

  addProtocol(conf, GetUserMappingsProtocolPB.class, getUserMappingService);
  addProtocol(conf, HSAdminRefreshProtocolPB.class,
      refreshHSAdminProtocolService);

  // Enable service authorization?
  if (conf.getBoolean(
      CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHORIZATION,
      false)) {
    clientRpcServer.refreshServiceAcl(conf, new ClientHSPolicyProvider());
  }

  adminAcl = new AccessControlList(conf.get(JHAdminConfig.JHS_ADMIN_ACL,
      JHAdminConfig.DEFAULT_JHS_ADMIN_ACL));

}