1149d9a13d
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1235956 13f79535-47bb-0310-9956-ffa450edef68
124 lines
4.0 KiB
Bash
Executable File
124 lines
4.0 KiB
Bash
Executable File
#!/usr/bin/env bash
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed with
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# this work for additional information regarding copyright ownership.
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# The ASF licenses this file to You under the Apache License, Version 2.0
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# (the "License"); you may not use this file except in compliance with
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# the License. You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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bin=`which $0`
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bin=`dirname ${bin}`
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bin=`cd "$bin"; pwd`
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DEFAULT_LIBEXEC_DIR="$bin"/../libexec
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HADOOP_LIBEXEC_DIR=${HADOOP_LIBEXEC_DIR:-$DEFAULT_LIBEXEC_DIR}
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if [ -e ${HADOOP_LIBEXEC_DIR}/mapred-config.sh ]; then
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. ${HADOOP_LIBEXEC_DIR}/mapred-config.sh
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else
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. "$bin/mapred-config.sh"
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fi
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function print_usage(){
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echo "Usage: mapred [--config confdir] COMMAND"
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echo " where COMMAND is one of:"
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echo " pipes run a Pipes job"
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echo " job manipulate MapReduce jobs"
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echo " queue get information regarding JobQueues"
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echo " classpath prints the class path needed for running"
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echo " mapreduce subcommands"
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echo " groups get the groups which users belong to"
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echo ""
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echo "Most commands print help when invoked w/o parameters."
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}
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if [ $# = 0 ]; then
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print_usage
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exit
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fi
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COMMAND=$1
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shift
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if [ "$COMMAND" = "job" ] ; then
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CLASS=org.apache.hadoop.mapred.JobClient
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elif [ "$COMMAND" = "queue" ] ; then
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CLASS=org.apache.hadoop.mapred.JobQueueClient
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elif [ "$COMMAND" = "pipes" ] ; then
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CLASS=org.apache.hadoop.mapred.pipes.Submitter
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HADOOP_OPTS="$HADOOP_OPTS $HADOOP_CLIENT_OPTS"
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elif [ "$COMMAND" = "sampler" ] ; then
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CLASS=org.apache.hadoop.mapred.lib.InputSampler
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HADOOP_OPTS="$HADOOP_OPTS $HADOOP_CLIENT_OPTS"
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elif [ "$COMMAND" = "classpath" ] ; then
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echo -n
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elif [ "$COMMAND" = "groups" ] ; then
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CLASS=org.apache.hadoop.mapred.tools.GetGroups
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HADOOP_OPTS="$HADOOP_OPTS $HADOOP_CLIENT_OPTS"
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elif [ "$COMMAND" = "mradmin" ] \
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|| [ "$COMMAND" = "jobtracker" ] \
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|| [ "$COMMAND" = "tasktracker" ] ; then
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echo "Sorry, the $COMMAND command is no longer supported."
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echo "You may find similar functionality with the \"yarn\" shell command."
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print_usage
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exit
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else
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echo $COMMAND - invalid command
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print_usage
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exit
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fi
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# for developers, add mapred classes to CLASSPATH
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if [ -d "$HADOOP_MAPRED_HOME/build/classes" ]; then
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CLASSPATH=${CLASSPATH}:$HADOOP_MAPRED_HOME/build/classes
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fi
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if [ -d "$HADOOP_MAPRED_HOME/build/webapps" ]; then
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CLASSPATH=${CLASSPATH}:$HADOOP_MAPRED_HOME/build
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fi
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if [ -d "$HADOOP_MAPRED_HOME/build/test/classes" ]; then
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CLASSPATH=${CLASSPATH}:$HADOOP_MAPRED_HOME/build/test/classes
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fi
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if [ -d "$HADOOP_MAPRED_HOME/build/tools" ]; then
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CLASSPATH=${CLASSPATH}:$HADOOP_MAPRED_HOME/build/tools
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fi
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# for releases, add core mapred jar & webapps to CLASSPATH
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if [ -d "$HADOOP_PREFIX/share/hadoop/mapreduce/webapps" ]; then
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CLASSPATH=${CLASSPATH}:$HADOOP_PREFIX/share/hadoop/mapreduce
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fi
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for f in $HADOOP_MAPRED_HOME/share/hadoop-mapreduce/*.jar; do
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CLASSPATH=${CLASSPATH}:$f;
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done
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# add libs to CLASSPATH
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for f in $HADOOP_MAPRED_HOME/lib/*.jar; do
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CLASSPATH=${CLASSPATH}:$f;
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done
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if $cygwin; then
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CLASSPATH=`cygpath -p -w "$CLASSPATH"`
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fi
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if [ "$COMMAND" = "classpath" ] ; then
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echo $CLASSPATH
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exit
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fi
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#turn security logger on the jobtracker
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if [ $COMMAND = "jobtracker" ]; then
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HADOOP_OPTS="$HADOOP_OPTS -Dhadoop.security.logger=${HADOOP_SECURITY_LOGGER:-INFO,DRFAS}"
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else
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HADOOP_OPTS="$HADOOP_OPTS -Dhadoop.security.logger=${HADOOP_SECURITY_LOGGER:-INFO,NullAppender}"
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fi
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export CLASSPATH
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exec "$JAVA" $JAVA_HEAP_MAX $HADOOP_OPTS $CLASS "$@"
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