Java Code Examples for org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos.DataTransferEncryptorMessageProto#parseFrom()

The following examples show how to use org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos.DataTransferEncryptorMessageProto#parseFrom() . You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may check out the related API usage on the sidebar.
Example 1
Source File: DataTransferSaslUtil.java    From hadoop with Apache License 2.0 6 votes vote down vote up 
/**
 * Reads a SASL negotiation message and negotiation cipher options. 
 * 
 * @param in stream to read
 * @param cipherOptions list to store negotiation cipher options
 * @return byte[] SASL negotiation message
 * @throws IOException for any error
 */
public static byte[] readSaslMessageAndNegotiationCipherOptions(
    InputStream in, List<CipherOption> cipherOptions) throws IOException {
  DataTransferEncryptorMessageProto proto =
      DataTransferEncryptorMessageProto.parseFrom(vintPrefixed(in));
  if (proto.getStatus() == DataTransferEncryptorStatus.ERROR_UNKNOWN_KEY) {
    throw new InvalidEncryptionKeyException(proto.getMessage());
  } else if (proto.getStatus() == DataTransferEncryptorStatus.ERROR) {
    throw new IOException(proto.getMessage());
  } else {
    List<CipherOptionProto> optionProtos = proto.getCipherOptionList();
    if (optionProtos != null) {
      for (CipherOptionProto optionProto : optionProtos) {
        cipherOptions.add(PBHelper.convert(optionProto));
      }
    }
    return proto.getPayload().toByteArray();
  }
}
Example 2
Source File: DataTransferSaslUtil.java    From hadoop with Apache License 2.0 6 votes vote down vote up 
/**
 * Read SASL message and negotiated cipher option from server.
 * 
 * @param in stream to read
 * @return SaslResponseWithNegotiatedCipherOption SASL message and 
 * negotiated cipher option
 * @throws IOException for any error
 */
public static SaslResponseWithNegotiatedCipherOption
    readSaslMessageAndNegotiatedCipherOption(InputStream in)
        throws IOException {
  DataTransferEncryptorMessageProto proto =
      DataTransferEncryptorMessageProto.parseFrom(vintPrefixed(in));
  if (proto.getStatus() == DataTransferEncryptorStatus.ERROR_UNKNOWN_KEY) {
    throw new InvalidEncryptionKeyException(proto.getMessage());
  } else if (proto.getStatus() == DataTransferEncryptorStatus.ERROR) {
    throw new IOException(proto.getMessage());
  } else {
    byte[] response = proto.getPayload().toByteArray();
    List<CipherOption> options = PBHelper.convertCipherOptionProtos(
        proto.getCipherOptionList());
    CipherOption option = null;
    if (options != null && !options.isEmpty()) {
      option = options.get(0);
    }
    return new SaslResponseWithNegotiatedCipherOption(response, option);
  }
}
Example 3
Source File: DataTransferSaslUtil.java    From big-c with Apache License 2.0 6 votes vote down vote up 
/**
 * Reads a SASL negotiation message and negotiation cipher options. 
 * 
 * @param in stream to read
 * @param cipherOptions list to store negotiation cipher options
 * @return byte[] SASL negotiation message
 * @throws IOException for any error
 */
public static byte[] readSaslMessageAndNegotiationCipherOptions(
    InputStream in, List<CipherOption> cipherOptions) throws IOException {
  DataTransferEncryptorMessageProto proto =
      DataTransferEncryptorMessageProto.parseFrom(vintPrefixed(in));
  if (proto.getStatus() == DataTransferEncryptorStatus.ERROR_UNKNOWN_KEY) {
    throw new InvalidEncryptionKeyException(proto.getMessage());
  } else if (proto.getStatus() == DataTransferEncryptorStatus.ERROR) {
    throw new IOException(proto.getMessage());
  } else {
    List<CipherOptionProto> optionProtos = proto.getCipherOptionList();
    if (optionProtos != null) {
      for (CipherOptionProto optionProto : optionProtos) {
        cipherOptions.add(PBHelper.convert(optionProto));
      }
    }
    return proto.getPayload().toByteArray();
  }
}
Example 4
Source File: DataTransferSaslUtil.java    From big-c with Apache License 2.0 6 votes vote down vote up 
/**
 * Read SASL message and negotiated cipher option from server.
 * 
 * @param in stream to read
 * @return SaslResponseWithNegotiatedCipherOption SASL message and 
 * negotiated cipher option
 * @throws IOException for any error
 */
public static SaslResponseWithNegotiatedCipherOption
    readSaslMessageAndNegotiatedCipherOption(InputStream in)
        throws IOException {
  DataTransferEncryptorMessageProto proto =
      DataTransferEncryptorMessageProto.parseFrom(vintPrefixed(in));
  if (proto.getStatus() == DataTransferEncryptorStatus.ERROR_UNKNOWN_KEY) {
    throw new InvalidEncryptionKeyException(proto.getMessage());
  } else if (proto.getStatus() == DataTransferEncryptorStatus.ERROR) {
    throw new IOException(proto.getMessage());
  } else {
    byte[] response = proto.getPayload().toByteArray();
    List<CipherOption> options = PBHelper.convertCipherOptionProtos(
        proto.getCipherOptionList());
    CipherOption option = null;
    if (options != null && !options.isEmpty()) {
      option = options.get(0);
    }
    return new SaslResponseWithNegotiatedCipherOption(response, option);
  }
}
Example 5
Source File: DataTransferSaslUtil.java    From hadoop with Apache License 2.0 5 votes vote down vote up 
/**
 * Reads a SASL negotiation message.
 *
 * @param in stream to read
 * @return bytes of SASL negotiation messsage
 * @throws IOException for any error
 */
public static byte[] readSaslMessage(InputStream in) throws IOException {
  DataTransferEncryptorMessageProto proto =
      DataTransferEncryptorMessageProto.parseFrom(vintPrefixed(in));
  if (proto.getStatus() == DataTransferEncryptorStatus.ERROR_UNKNOWN_KEY) {
    throw new InvalidEncryptionKeyException(proto.getMessage());
  } else if (proto.getStatus() == DataTransferEncryptorStatus.ERROR) {
    throw new IOException(proto.getMessage());
  } else {
    return proto.getPayload().toByteArray();
  }
}
Example 6
Source File: DataTransferSaslUtil.java    From big-c with Apache License 2.0 5 votes vote down vote up 
/**
 * Reads a SASL negotiation message.
 *
 * @param in stream to read
 * @return bytes of SASL negotiation messsage
 * @throws IOException for any error
 */
public static byte[] readSaslMessage(InputStream in) throws IOException {
  DataTransferEncryptorMessageProto proto =
      DataTransferEncryptorMessageProto.parseFrom(vintPrefixed(in));
  if (proto.getStatus() == DataTransferEncryptorStatus.ERROR_UNKNOWN_KEY) {
    throw new InvalidEncryptionKeyException(proto.getMessage());
  } else if (proto.getStatus() == DataTransferEncryptorStatus.ERROR) {
    throw new IOException(proto.getMessage());
  } else {
    return proto.getPayload().toByteArray();
  }
}