hadoop-hdfs-project/hadoop-hdfs-nfs/src/main/java/org/apache/hadoop/hdfs/nfs/conf/NfsConfigKeys.java

/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements.  See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership.  The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License.  You may obtain a copy of the License at
*
*     http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/

package org.apache.hadoop.hdfs.nfs.conf;

public class NfsConfigKeys {

  // The IP port number for NFS and mountd.
  public final static String DFS_NFS_SERVER_PORT_KEY = "nfs.server.port";
  public final static int DFS_NFS_SERVER_PORT_DEFAULT = 2049;
  public final static String DFS_NFS_MOUNTD_PORT_KEY = "nfs.mountd.port";
  public final static int DFS_NFS_MOUNTD_PORT_DEFAULT = 4242;
  
  public static final String DFS_NFS_FILE_DUMP_KEY = "nfs.file.dump";
  public static final boolean DFS_NFS_FILE_DUMP_DEFAULT = true;
  public static final String DFS_NFS_FILE_DUMP_DIR_KEY = "nfs.file.dump.dir";
  public static final String DFS_NFS_FILE_DUMP_DIR_DEFAULT = "/tmp/.hdfs-nfs";
  
  public static final String DFS_NFS_MAX_READ_TRANSFER_SIZE_KEY = "nfs.rtmax";
  public static final int DFS_NFS_MAX_READ_TRANSFER_SIZE_DEFAULT = 1024 * 1024;
  public static final String DFS_NFS_MAX_WRITE_TRANSFER_SIZE_KEY = "nfs.wtmax";
  public static final int DFS_NFS_MAX_WRITE_TRANSFER_SIZE_DEFAULT = 1024 * 1024;
  public static final String DFS_NFS_MAX_READDIR_TRANSFER_SIZE_KEY = "nfs.dtmax";
  public static final int DFS_NFS_MAX_READDIR_TRANSFER_SIZE_DEFAULT = 64 * 1024;

  public static final String DFS_NFS_MAX_OPEN_FILES_KEY = "nfs.max.open.files";
  public static final int DFS_NFS_MAX_OPEN_FILES_DEFAULT = 256;

  public static final String DFS_NFS_STREAM_TIMEOUT_KEY = "nfs.stream.timeout";
  public static final long DFS_NFS_STREAM_TIMEOUT_DEFAULT = 10 * 60 * 1000; // 10 minutes
  public static final long DFS_NFS_STREAM_TIMEOUT_MIN_DEFAULT = 10 * 1000; // 10 seconds

  public final static String DFS_NFS_EXPORT_POINT_KEY = "nfs.export.point";
  public final static String DFS_NFS_EXPORT_POINT_DEFAULT = "/";
  
  public static final String DFS_NFS_KEYTAB_FILE_KEY = "nfs.keytab.file";
  public static final String DFS_NFS_KERBEROS_PRINCIPAL_KEY = "nfs.kerberos.principal";
  public static final String DFS_NFS_REGISTRATION_PORT_KEY = "nfs.registration.port";
  public static final int DFS_NFS_REGISTRATION_PORT_DEFAULT = 40; // Currently unassigned.
  public static final String DFS_NFS_PORT_MONITORING_DISABLED_KEY = "nfs.port.monitoring.disabled";
  public static final boolean DFS_NFS_PORT_MONITORING_DISABLED_DEFAULT = true;

  public static final String  AIX_COMPAT_MODE_KEY = "nfs.aix.compatibility.mode.enabled";
  public static final boolean AIX_COMPAT_MODE_DEFAULT = false;
}