ELKup

#!/bin/bash

usage(){
	echo "Usage: $0 [start | stop]"
	exit 1
}

VERSION=${TAG}
ES_JVM_SIZE="-Xms2g -Xmx2g"
ES_OPTIONS=""
HOME_INSTALL=${ES_INSTALL_HOME}
ES_HOME="${HOME_INSTALL}/${VERSION}/elasticsearch-${VERSION}"
KIB_HOME="${HOME_INSTALL}/${VERSION}/kibana-${VERSION}-darwin-x86_64"
APM_HOME="${HOME_INSTALL}/${VERSION}/apm-server-${VERSION}-darwin-x86_64"
LS_HOME="${HOME_INSTALL}/${VERSION}/logstash-${VERSION}"

# ES_LOGS="/Users/sbrown/workspace/elastic-install/Common/ES/Logs"
# ES_CONF="/Users/sbrown/workspace/elastic-install/Common/ES/Config"
# KIB_LOGS="/Users/sbrown/workspace/elastic-install/Common/KIB/Logs"
# KIB_CONF="/Users/sbrown/workspace/elastic-install/Common/KIB/Config"

if [ $# -ne 1 ]; then
  usage
fi

if [ $1  == 'start' ]; then

  cd $ES_HOME
  if [ ! -f ./pid ] ; then
    echo "Starting Elasticsearch ..."
    ES_JAVA_OPTS="${ES_JVM_SIZE}" ./bin/elasticsearch -d -p pid ${ES_OPTIONS}
  else
    PID=`cat pid`
    echo "Elasticsearch already running pid=${PID}"
  fi

  cd $KIB_HOME
  if [ ! -f ./pid ] ; then
    echo "Starting Kibana ..."
    mkdir -p logs
    ./bin/kibana --logging.dest=./logs/kibana.log & echo $! > pid
  else
    PID=`cat pid`
    echo "Kibana already running pid=${PID}"
  fi

	cd $APM_HOME
  if [ ! -f ./pid ] ; then
    echo "Starting APM Server ..."
    ./apm-server -E "apm-server.rum.enabled=true" & echo $! > pid
		  else
    PID=`cat pid`
    echo "APM server already running pid=${PID}"
  fi

elif [ $1  == 'stop' ]; then

  cd $ES_HOME
  if [ -f ./pid ] ; then
    echo "Stopping Elasticsearch ..."
    kill `cat pid`
    # NOTE elasticearch cleans up its own pid file
  else
    echo "Elasicsearch not running ..."
  fi

  cd $KIB_HOME
  if [ -f ./pid ] ; then
    echo "Stopping Kibana ... "
    pkill -P `cat pid`
    rm pid
  else
    echo "Kibana not running ..."
  fi

  cd $APM_HOME
  if [ -f ./pid ] ; then
    echo "Stopping APM Server ... "
    kill `cat pid`
    rm pid
  else
    echo "APM Server not running ..."
  fi

else

  usage

fi