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/
chukwa-config.sh
executable file
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/
chukwa-config.sh
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# 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.
# included in all the hadoop scripts with source command
# should not be executable directly
# also should not be passed any arguments, since we need original $*
# resolve links - $0 may be a softlink
this="$0"
while [ -h "$this" ]; do
ls=`ls -ld "$this"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '.*/.*' > /dev/null; then
this="$link"
else
this=`dirname "$this"`/"$link"
fi
done
# convert relative path to absolute path
bin=`dirname "$this"`
script=`basename "$this"`
bin=`cd "$bin"; pwd`
this="$bin/$script"
# the root of the Chukwa installation
export CHUKWA_HOME=`dirname "$this"`/..
#check to see if the conf dir is given as an optional argument
if [ $# -gt 1 ]
then
if [ "--config" = "$1" ]
then
shift
confdir=$1
shift
export CHUKWA_CONF_DIR=$confdir
fi
fi
#check to see it is specified whether to use the slaves or the
# masters file
if [ $# -gt 1 ]
then
if [ "--hosts" = "$1" ]
then
shift
slavesfile=$1
shift
export CHUKWA_SLAVES="${CHUKWA_CONF_DIR}/$slavesfile"
fi
fi
#check to see if the conf dir is given as an optional argument
if [ $# -gt 1 ]
then
if [ "--watchdog" = "$1" ]
then
shift
WATCHDOG="true"
fi
fi
if [ -z ${CHUKWA_LOG_DIR} ]; then
export CHUKWA_LOG_DIR="$CHUKWA_HOME/logs"
fi
if [ -z ${CHUKWA_PID_DIR} ]; then
export CHUKWA_PID_DIR="${CHUKWA_HOME}/var/run"
fi
CHUKWA_VERSION=`cat ${CHUKWA_HOME}/bin/VERSION`
# Allow alternate conf dir location.
if [ -z "$CHUKWA_CONF_DIR" ]; then
CHUKWA_CONF_DIR="${CHUKWA_CONF_DIR:-$CHUKWA_HOME/conf}"
export CHUKWA_CONF_DIR=${CHUKWA_HOME}/conf
fi
if [ -f "${CHUKWA_CONF_DIR}/chukwa-env.sh" ]; then
. "${CHUKWA_CONF_DIR}/chukwa-env.sh"
fi
export DATACONFIG=${CHUKWA_CONF_DIR}/mdl.xml
COMMON=`ls ${CHUKWA_HOME}/lib/*.jar ${CHUKWA_HOME}/hadoopjars/commons*.jar ${CHUKWA_HOME}/build/ivy/lib/chukwa/common/*.jar`
export COMMON=`echo ${COMMON} | sed 'y/ /:/'`
export CHUKWA_CORE=${CHUKWA_HOME}/chukwa-core-${CHUKWA_VERSION}.jar
export CHUKWA_AGENT=${CHUKWA_HOME}/chukwa-agent-${CHUKWA_VERSION}.jar
export HADOOP_20_JAR=${CHUKWA_HOME}/hadoopjars/hadoop-0.20.0-core.jar
export HADOOP_18_JAR=${CHUKWA_HOME}/hadoopjars/hadoop-0.18.0-core.jar
export CURRENT_DATE=`date +%Y%m%d%H%M`
if [ -z ${HADOOP_JAR} ]; then
if [ -z ${HADOOP_HOME} ]; then
export HADOOP_HOME=../../..
fi
if [ -d ${HADOOP_HOME} ]; then
export HADOOP_JAR=`ls ${HADOOP_HOME}/hadoop-*-core.jar`
if [ -z ${HADOOP_JAR} ]; then
echo "Please make sure hadoop-*-core.jar exists in ${HADOOP_HOME}"
exit -1
fi
else
if [ -d ${CHUKWA_HOME}/hadoopjars ]; then
echo "WARNING: neither HADOOP_HOME nor HADOOP_JAR is set we we are reverting to defaults in $CHUKWA_HOME/hadoopjars dir"
export HADOOP_JAR=`ls ${CHUKWA_HOME}/hadoopjars/hadoop-*-core.jar`
else
echo "Please make sure hadoop-*-core.jar exists in ${CHUKWA_HOME}/hadoopjars"
exit -1
fi
fi
fi
if [ -z "$JAVA_HOME" ] ; then
echo ERROR! You forgot to set JAVA_HOME in conf/chukwa-env.sh
fi
export JPS="ps ax"