Zookeeper init.d script

zookeeper

#!/bin/sh

# Purpose: This script starts and stops the Zookeeper daemon
# chkconfig: - 90 10
# description: Zookeeper daemon

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

APP=/opt/zookeeper/bin/zkServer.sh
#export JAVA_HOME=/usr/java
USER=zookeeper

app(){
	#su - $USER -c "export JAVA_HOME=$JAVA_HOME ; $APP $1"
	su - $USER -c "$APP $1"
}

error(){
	echo -e "Error: Parameter non valide !"
	echo -e "Usage: $0 {start | stop | restart | status}"
	exit 1
}

usage(){
	echo -e "Usage: $0 {start | stop | restart | status}"
	echo ""
}

start(){
	echo -e "Starting Zookeeper"
	app start
	echo -e "Done"
}

stop(){
    echo -e "Stopping Zookeeper"
    app stop
	echo -e "Done"
}

restart(){
	echo -e "Restarting Zookeeper"
	app stop
	sleep 5
	app start
	echo -e "Done"

}

status(){
	echo -e "Zookeeper status"
	app status
}

case "$1" in
	start)  
		start 
		;;
	stop)   
		stop 
		;;
	status) 
		status
		;;
	restart) 
		restart
		;;
	help) 
		usage 
		;;
	*) 
		error 
		;;
esac

exit 0