Java Code Examples for org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier#getUser()

The following examples show how to use org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier#getUser() . 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: DataNodeUGIProvider.java    From hadoop with Apache License 2.0 5 votes vote down vote up 
private UserGroupInformation tokenUGI() throws IOException {
  Token<DelegationTokenIdentifier> token = params.delegationToken();
  ByteArrayInputStream buf =
    new ByteArrayInputStream(token.getIdentifier());
  DataInputStream in = new DataInputStream(buf);
  DelegationTokenIdentifier id = new DelegationTokenIdentifier();
  id.readFields(in);
  UserGroupInformation ugi = id.getUser();
  ugi.addToken(token);
  return ugi;
}
Example 2
Source File: JspHelper.java    From hadoop with Apache License 2.0 5 votes vote down vote up 
private static UserGroupInformation getTokenUGI(ServletContext context,
                                                HttpServletRequest request,
                                                String tokenString,
                                                Configuration conf)
                                                    throws IOException {
  final Token<DelegationTokenIdentifier> token =
      new Token<DelegationTokenIdentifier>();
  token.decodeFromUrlString(tokenString);
  InetSocketAddress serviceAddress = getNNServiceAddress(context, request);
  if (serviceAddress != null) {
    SecurityUtil.setTokenService(token, serviceAddress);
    token.setKind(DelegationTokenIdentifier.HDFS_DELEGATION_KIND);
  }

  ByteArrayInputStream buf =
      new ByteArrayInputStream(token.getIdentifier());
  DataInputStream in = new DataInputStream(buf);
  DelegationTokenIdentifier id = new DelegationTokenIdentifier();
  id.readFields(in);
  if (context != null) {
    final NameNode nn = NameNodeHttpServer.getNameNodeFromContext(context);
    if (nn != null) {
      // Verify the token.
      nn.getNamesystem().verifyToken(id, token.getPassword());
    }
  }
  UserGroupInformation ugi = id.getUser();
  ugi.addToken(token);
  return ugi;
}
Example 3
Source File: DataNodeUGIProvider.java    From big-c with Apache License 2.0 5 votes vote down vote up 
private UserGroupInformation tokenUGI() throws IOException {
  Token<DelegationTokenIdentifier> token = params.delegationToken();
  ByteArrayInputStream buf =
    new ByteArrayInputStream(token.getIdentifier());
  DataInputStream in = new DataInputStream(buf);
  DelegationTokenIdentifier id = new DelegationTokenIdentifier();
  id.readFields(in);
  UserGroupInformation ugi = id.getUser();
  ugi.addToken(token);
  return ugi;
}
Example 4
Source File: JspHelper.java    From big-c with Apache License 2.0 5 votes vote down vote up 
private static UserGroupInformation getTokenUGI(ServletContext context,
                                                HttpServletRequest request,
                                                String tokenString,
                                                Configuration conf)
                                                    throws IOException {
  final Token<DelegationTokenIdentifier> token =
      new Token<DelegationTokenIdentifier>();
  token.decodeFromUrlString(tokenString);
  InetSocketAddress serviceAddress = getNNServiceAddress(context, request);
  if (serviceAddress != null) {
    SecurityUtil.setTokenService(token, serviceAddress);
    token.setKind(DelegationTokenIdentifier.HDFS_DELEGATION_KIND);
  }

  ByteArrayInputStream buf =
      new ByteArrayInputStream(token.getIdentifier());
  DataInputStream in = new DataInputStream(buf);
  DelegationTokenIdentifier id = new DelegationTokenIdentifier();
  id.readFields(in);
  if (context != null) {
    final NameNode nn = NameNodeHttpServer.getNameNodeFromContext(context);
    if (nn != null) {
      // Verify the token.
      nn.getNamesystem().verifyToken(id, token.getPassword());
    }
  }
  UserGroupInformation ugi = id.getUser();
  ugi.addToken(token);
  return ugi;
}