001/**
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing, software
013 * distributed under the License is distributed on an "AS IS" BASIS,
014 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
015 * See the License for the specific language governing permissions and
016 * limitations under the License.
017 */
018package org.apache.hadoop.hdfs.server.namenode;
019
020import java.net.InetAddress;
021
022import org.apache.hadoop.classification.InterfaceAudience;
023import org.apache.hadoop.classification.InterfaceStability;
024import org.apache.hadoop.fs.FileStatus;
025import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenSecretManager;
026import org.apache.hadoop.security.UserGroupInformation;
027
028/**
029 * Extension of {@link AuditLogger}.
030 */
031@InterfaceAudience.Public
032@InterfaceStability.Evolving
033public abstract class HdfsAuditLogger implements AuditLogger {
034
035  @Override
036  public void logAuditEvent(boolean succeeded, String userName,
037      InetAddress addr, String cmd, String src, String dst,
038      FileStatus status) {
039    logAuditEvent(succeeded, userName, addr, cmd, src, dst, status, null,
040        null);
041  }
042
043  /**
044   * Same as
045   * {@link #logAuditEvent(boolean, String, InetAddress, String, String, String, FileStatus)}
046   * with additional parameters related to logging delegation token tracking
047   * IDs.
048   * 
049   * @param succeeded Whether authorization succeeded.
050   * @param userName Name of the user executing the request.
051   * @param addr Remote address of the request.
052   * @param cmd The requested command.
053   * @param src Path of affected source file.
054   * @param dst Path of affected destination file (if any).
055   * @param stat File information for operations that change the file's metadata
056   *          (permissions, owner, times, etc).
057   * @param ugi UserGroupInformation of the current user, or null if not logging
058   *          token tracking information
059   * @param dtSecretManager The token secret manager, or null if not logging
060   *          token tracking information
061   */
062  public abstract void logAuditEvent(boolean succeeded, String userName,
063      InetAddress addr, String cmd, String src, String dst,
064      FileStatus stat, UserGroupInformation ugi,
065      DelegationTokenSecretManager dtSecretManager);
066}