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Java NetUtils.getLocalInetAddress方法代码示例

本文整理汇总了Java中org.apache.hadoop.net.NetUtils.getLocalInetAddress方法的典型用法代码示例。如果您正苦于以下问题:Java NetUtils.getLocalInetAddress方法的具体用法?Java NetUtils.getLocalInetAddress怎么用?Java NetUtils.getLocalInetAddress使用的例子?那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在org.apache.hadoop.net.NetUtils的用法示例。


在下文中一共展示了NetUtils.getLocalInetAddress方法的2个代码示例,这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞,您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: setupConnection

import org.apache.hadoop.net.NetUtils; //导入方法依赖的package包/类
private synchronized void setupConnection() throws IOException {
  short ioFailures = 0;
  short timeoutFailures = 0;
  while (true) {
    try {
      this.socket = socketFactory.createSocket();
      this.socket.setTcpNoDelay(tcpNoDelay);
      this.socket.setKeepAlive(true);
      
      if (tcpLowLatency) {
        /*
         * This allows intermediate switches to shape IPC traffic
         * differently from Shuffle/HDFS DataStreamer traffic.
         *
         * IPTOS_RELIABILITY (0x04) | IPTOS_LOWDELAY (0x10)
         *
         * Prefer to optimize connect() speed & response latency over net
         * throughput.
         */
        this.socket.setTrafficClass(0x04 | 0x10);
        this.socket.setPerformancePreferences(1, 2, 0);
      }

      /*
       * Bind the socket to the host specified in the principal name of the
       * client, to ensure Server matching address of the client connection
       * to host name in principal passed.
       */
      UserGroupInformation ticket = remoteId.getTicket();
      if (ticket != null && ticket.hasKerberosCredentials()) {
        KerberosInfo krbInfo = 
          remoteId.getProtocol().getAnnotation(KerberosInfo.class);
        if (krbInfo != null && krbInfo.clientPrincipal() != null) {
          String host = 
            SecurityUtil.getHostFromPrincipal(remoteId.getTicket().getUserName());
          
          // If host name is a valid local address then bind socket to it
          InetAddress localAddr = NetUtils.getLocalInetAddress(host);
          if (localAddr != null) {
            this.socket.setReuseAddress(true);
            this.socket.bind(new InetSocketAddress(localAddr, 0));
          }
        }
      }
      
      NetUtils.connect(this.socket, server, connectionTimeout);
      if (rpcTimeout > 0) {
        pingInterval = rpcTimeout;  // rpcTimeout overwrites pingInterval
      }
      this.socket.setSoTimeout(pingInterval);
      return;
    } catch (ConnectTimeoutException toe) {
      /* Check for an address change and update the local reference.
       * Reset the failure counter if the address was changed
       */
      if (updateAddress()) {
        timeoutFailures = ioFailures = 0;
      }
      handleConnectionTimeout(timeoutFailures++,
          maxRetriesOnSocketTimeouts, toe);
    } catch (IOException ie) {
      if (updateAddress()) {
        timeoutFailures = ioFailures = 0;
      }
      handleConnectionFailure(ioFailures++, ie);
    }
  }
}
 
开发者ID:nucypher,项目名称:hadoop-oss,代码行数:69,代码来源:Client.java

示例2: setupConnection

import org.apache.hadoop.net.NetUtils; //导入方法依赖的package包/类
private synchronized void setupConnection() throws IOException {
  short ioFailures = 0;
  short timeoutFailures = 0;
  while (true) {
    try {
      this.socket = socketFactory.createSocket();
      this.socket.setTcpNoDelay(tcpNoDelay);
      this.socket.setKeepAlive(true);
      
      /*
       * Bind the socket to the host specified in the principal name of the
       * client, to ensure Server matching address of the client connection
       * to host name in principal passed.
       */
      UserGroupInformation ticket = remoteId.getTicket();
      if (ticket != null && ticket.hasKerberosCredentials()) {
        KerberosInfo krbInfo = 
          remoteId.getProtocol().getAnnotation(KerberosInfo.class);
        if (krbInfo != null && krbInfo.clientPrincipal() != null) {
          String host = 
            SecurityUtil.getHostFromPrincipal(remoteId.getTicket().getUserName());
          
          // If host name is a valid local address then bind socket to it
          InetAddress localAddr = NetUtils.getLocalInetAddress(host);
          if (localAddr != null) {
            this.socket.bind(new InetSocketAddress(localAddr, 0));
          }
        }
      }
      
      NetUtils.connect(this.socket, server, connectionTimeout);
      if (rpcTimeout > 0) {
        pingInterval = rpcTimeout;  // rpcTimeout overwrites pingInterval
      }
      this.socket.setSoTimeout(pingInterval);
      return;
    } catch (ConnectTimeoutException toe) {
      /* Check for an address change and update the local reference.
       * Reset the failure counter if the address was changed
       */
      if (updateAddress()) {
        timeoutFailures = ioFailures = 0;
      }
      handleConnectionTimeout(timeoutFailures++,
          maxRetriesOnSocketTimeouts, toe);
    } catch (IOException ie) {
      if (updateAddress()) {
        timeoutFailures = ioFailures = 0;
      }
      handleConnectionFailure(ioFailures++, ie);
    }
  }
}
 
开发者ID:naver,项目名称:hadoop,代码行数:54,代码来源:Client.java


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