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.security;
019
020/**
021 * Some constants for IdMapping
022 */
023public class IdMappingConstant {
024
025  /** Do user/group update every 15 minutes by default, minimum 1 minute */
026  public final static String USERGROUPID_UPDATE_MILLIS_KEY = "usergroupid.update.millis";
027  public final static long USERGROUPID_UPDATE_MILLIS_DEFAULT = 15 * 60 * 1000; // ms
028  public final static long USERGROUPID_UPDATE_MILLIS_MIN = 1 * 60 * 1000; // ms
029
030  public final static String UNKNOWN_USER = "nobody";
031  public final static String UNKNOWN_GROUP = "nobody";
032  
033  // Used for finding the configured static mapping file.
034  public static final String STATIC_ID_MAPPING_FILE_KEY = "static.id.mapping.file";
035  public static final String STATIC_ID_MAPPING_FILE_DEFAULT = "/etc/nfs.map";
036}