RedHat initscript for Elasticsearch

elasticsearch.sh

### BEGIN INIT INFO
# Provides:          elasticsearch
# Required-Start:    
# Required-Stop:     
# Default-Start:     3 5
# Default-Stop:      0 6
# Short-Description: ElasticSearch
# Description:       ElasticSearch
#                    NoSQL database used by Graylog2
### END INIT INFO

# Source function library.
. /etc/init.d/functions

# Process name ( For display )
NAME=elasticsearch
GRAYLOG2_HOME=/opt/graylog2
export GRAYLOG2_HOME
ES_HOME=$GRAYLOG2_HOME/elasticsearch
export ES_HOME
JAVA_HOME=$GRAYLOG2_HOME/java
export JAVA_HOME

ES_HEAP_SIZE=2g 
export ES_HEAP_SIZE

# pid file for the daemon
PIDFILE=/var/run/${NAME}.pid
CONFIG_FILE=$GRAYLOG2_HOME/conf/elasticsearch.yml

RUN_COMMAND=$ES_HOME/bin/elasticsearch
RUN_OPTIONS="-d -p $PIDFILE -Des.config=$CONFIG_FILE"

start(){
  echo -n $"Starting $NAME"
  daemon --pidfile $PIDFILE $RUN_COMMAND $RUN_OPTIONS
  RETVAL=$?
  #[ $RETVAL -eq 0 ] && touch /var/lock/subsys/${NAME}
  return $RETVAL
}

stop() {
  # Stop the daemon.
  echo -n $"Shutting $NAME"
  killproc $NAME
}

restart() {
  stop
  start
}

rhstatus(){
  status $NAME
}

case "$1" in
  start)
    start
    ;;
  stop)
    stop
    ;;
  status)
    rhstatus
    ;;
  restart)
    restart
    ;;
  *)
    echo $"Usage: $0 {start|stop|status|restart}"
    exit 2
esac

exit $?