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rumen2sls.sh
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Tue, Feb 25, 17:19

rumen2sls.sh
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#!/bin/bash
#
# Licensed 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. See accompanying LICENSE file.
#
###############################################################################
printUsage() {
echo "Usage: rumen2sls.sh <OPTIONS>"
echo " --rumen-file=<RUMEN_FILE>"
echo " --output-dir=<SLS_OUTPUT_DIR>"
echo " [--output-prefix=<PREFIX>] (default is sls)"
echo
}
###############################################################################
parseArgs() {
for i in $*
do
case $i in
--rumen-file=*)
rumenfile=${i#*=}
;;
--output-dir=*)
outputdir=${i#*=}
;;
--output-prefix=*)
outputprefix=${i#*=}
;;
*)
echo "Invalid option"
echo
printUsage
exit 1
;;
esac
done
if [[ "${rumenfile}" == "" || "${outputdir}" == "" ]] ; then
echo "Both --rumen-file ${rumenfile} and --output-dir \
${outputfdir} must be specified"
echo
printUsage
exit 1
fi
}
###############################################################################
calculateBasedir() {
# resolve links - $0 may be a softlink
PRG="${1}"
while [ -h "${PRG}" ]; do
ls=`ls -ld "${PRG}"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG=`dirname "${PRG}"`/"$link"
fi
done
BASEDIR=`dirname ${PRG}`
BASEDIR=`cd ${BASEDIR}/..;pwd`
}
###############################################################################
calculateClasspath() {
HADOOP_BASE=`which hadoop`
HADOOP_BASE=`dirname $HADOOP_BASE`
DEFAULT_LIBEXEC_DIR=${HADOOP_BASE}/../libexec
HADOOP_LIBEXEC_DIR=${HADOOP_LIBEXEC_DIR:-$DEFAULT_LIBEXEC_DIR}
. $HADOOP_LIBEXEC_DIR/hadoop-config.sh
export HADOOP_CLASSPATH="${HADOOP_CLASSPATH}:${TOOL_PATH}"
}
###############################################################################
runSLSGenerator() {
if [[ "${outputprefix}" == "" ]] ; then
outputprefix="sls"
fi
slsJobs=${outputdir}/${outputprefix}-jobs.json
slsNodes=${outputdir}/${outputprefix}-nodes.json
args="-input ${rumenfile} -outputJobs ${slsJobs}";
args="${args} -outputNodes ${slsNodes}";
hadoop org.apache.hadoop.yarn.sls.RumenToSLSConverter ${args}
}
###############################################################################
calculateBasedir $0
calculateClasspath
parseArgs "$@"
runSLSGenerator
echo
echo "SLS simulation files available at: ${outputdir}"
echo
exit 0

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