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@echo off
@rem Licensed to the Apache Software Foundation (ASF) under one or more
@rem contributor license agreements. See the NOTICE file distributed with
@rem this work for additional information regarding copyright ownership.
@rem The ASF licenses this file to You under the Apache License, Version 2.0
@rem (the "License"); you may not use this file except in compliance with
@rem the License. You may obtain a copy of the License at
@rem
@rem http://www.apache.org/licenses/LICENSE-2.0
@rem
@rem Unless required by applicable law or agreed to in writing, software
@rem distributed under the License is distributed on an "AS IS" BASIS,
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
setlocal enabledelayedexpansion
if not defined HADOOP_BIN_PATH (
set HADOOP_BIN_PATH=%~dp0
)
if "%HADOOP_BIN_PATH:~-1%" == "\" (
set HADOOP_BIN_PATH=%HADOOP_BIN_PATH:~0,-1%
)
set DEFAULT_LIBEXEC_DIR=%HADOOP_BIN_PATH%\..\libexec
if not defined HADOOP_LIBEXEC_DIR (
set HADOOP_LIBEXEC_DIR=%DEFAULT_LIBEXEC_DIR%
)
call %HADOOP_LIBEXEC_DIR%\hdfs-config.cmd %*
if "%1" == "--config" (
shift
shift
)
:main
if exist %HADOOP_CONF_DIR%\hadoop-env.cmd (
call %HADOOP_CONF_DIR%\hadoop-env.cmd
)
set hdfs-command=%1
call :make_command_arguments %*
if not defined hdfs-command (
goto print_usage
)
call :%hdfs-command% %hdfs-command-arguments%
set java_arguments=%JAVA_HEAP_MAX% %HADOOP_OPTS% -classpath %CLASSPATH% %CLASS% %hdfs-command-arguments%
call %JAVA% %java_arguments%
goto :eof
:namenode
set CLASS=org.apache.hadoop.hdfs.server.namenode.NameNode
set HADOOP_OPTS=%HADOOP_OPTS% %HADOOP_NAMENODE_OPTS%
goto :eof
:zkfc
set CLASS=org.apache.hadoop.hdfs.tools.DFSZKFailoverController
set HADOOP_OPTS=%HADOOP_OPTS% %HADOOP_ZKFC_OPTS%
goto :eof
:secondarynamenode
set CLASS=org.apache.hadoop.hdfs.server.namenode.SecondaryNameNode
set HADOOP_OPTS=%HADOOP_OPTS% %HADOOP_SECONDARYNAMENODE_OPTS%
goto :eof
:datanode
set CLASS=org.apache.hadoop.hdfs.server.datanode.DataNode
set HADOOP_OPTS=%HADOOP_OPTS% -server %HADOOP_DATANODE_OPTS%
goto :eof
:dfs
set CLASS=org.apache.hadoop.fs.FsShell
set HADOOP_OPTS=%HADOOP_OPTS% %HADOOP_CLIENT_OPTS%
goto :eof
:dfsadmin
set CLASS=org.apache.hadoop.hdfs.tools.DFSAdmin
set HADOOP_OPTS=%HADOOP_OPTS% %HADOOP_CLIENT_OPTS%
goto :eof
:haadmin
set CLASS=org.apache.hadoop.hdfs.tools.DFSHAAdmin
set CLASSPATH=%CLASSPATH%;%TOOL_PATH%
set HADOOP_OPTS=%HADOOP_OPTS% %HADOOP_CLIENT_OPTS%
goto :eof
:fsck
set CLASS=org.apache.hadoop.hdfs.tools.DFSck
set HADOOP_OPTS=%HADOOP_OPTS% %HADOOP_CLIENT_OPTS%
goto :eof
:balancer
set CLASS=org.apache.hadoop.hdfs.server.balancer.Balancer
set HADOOP_OPTS=%HADOOP_OPTS% %HADOOP_BALANCER_OPTS%
goto :eof
:jmxget
set CLASS=org.apache.hadoop.hdfs.tools.JMXGet
goto :eof
:oiv
set CLASS=org.apache.hadoop.hdfs.tools.offlineImageViewer.OfflineImageViewer
goto :eof
:oev
set CLASS=org.apache.hadoop.hdfs.tools.offlineEditsViewer.OfflineEditsViewer
goto :eof
:fetchdt
set CLASS=org.apache.hadoop.hdfs.tools.DelegationTokenFetcher
goto :eof
:getconf
set CLASS=org.apache.hadoop.hdfs.tools.GetConf
goto :eof
:groups
set CLASS=org.apache.hadoop.hdfs.tools.GetGroups
goto :eof
@rem This changes %1, %2 etc. Hence those cannot be used after calling this.
:make_command_arguments
if "%1" == "--config" (
shift
shift
)
if [%2] == [] goto :eof
shift
set _hdfsarguments=
:MakeCmdArgsLoop
if [%1]==[] goto :EndLoop
if not defined _hdfsarguments (
set _hdfsarguments=%1
) else (
set _hdfsarguments=!_hdfsarguments! %1
)
shift
goto :MakeCmdArgsLoop
:EndLoop
set hdfs-command-arguments=%_hdfsarguments%
goto :eof
:print_usage
@echo Usage: hdfs [--config confdir] COMMAND
@echo where COMMAND is one of:
@echo dfs run a filesystem command on the file systems supported in Hadoop.
@echo namenode -format format the DFS filesystem
@echo secondarynamenode run the DFS secondary namenode
@echo namenode run the DFS namenode
@echo zkfc run the ZK Failover Controller daemon
@echo datanode run a DFS datanode
@echo dfsadmin run a DFS admin client
@echo fsck run a DFS filesystem checking utility
@echo balancer run a cluster balancing utility
@echo jmxget get JMX exported values from NameNode or DataNode.
@echo oiv apply the offline fsimage viewer to an fsimage
@echo oev apply the offline edits viewer to an edits file
@echo fetchdt fetch a delegation token from the NameNode
@echo getconf get config values from configuration
@echo groups get the groups which users belong to
@echo Use -help to see options
@echo.
@echo Most commands print help when invoked w/o parameters.
endlocal
|
