#!/bin/bash

umask 0022
TZ=GMT0
export TZ
PATH=/usr/local/bin:/bin:/usr/bin:/usr/local/sbin:/usr/sbin:/sbin:/opt/java/jdk/jdk180/bin
export PATH
CLASSPATH=`echo /opt/app/datartr/etc /opt/app/datartr/lib/*.jar | tr ' ' ':'` 
export CLASSPATH

pids() {
	ps -ef | grep java | grep node.NodeMain | sed -e 's/[^ ]* *//' -e 's/ .*//'
}

start() {
	ID=`id -n -u`
	GRP=`id -n -g`
	if [ "$ID" != "root" ]
	then
		echo drtrnode must be started as user datartr not $ID
		exit 1
	fi
	if [ "$GRP" != "datartr" ]
	then
		echo drtrnode must be started as group datartr not $GRP
		exit 1
	fi
	cd /opt/app/datartr
	if etc/havecert
	then
		echo >/dev/null
	else
		echo No certificate file available.  Cannot start
		exit 0
	fi
	PIDS=`pids`
	if [ "$PIDS" != "" ]
	then
		echo drtrnode already running
		exit 0
	fi

	mkdir -p /opt/app/datartr/spool/s
	chmod 755 /opt/app/datartr/spool/s

	rm -f /opt/app/datartr/etc/SHUTDOWN
	nohup java com.att.research.datarouter.node.NodeMain </dev/null >/dev/null 2>&1 &
	sleep 5
	PIDS=`pids`
	if [ "$PIDS" = "" ]
	then
		echo drtrnode startup failed
	else
		echo drtrnode started
	fi
}

stop() {
	ID=`id -n -u`
	GRP=`id -n -g`
	if [ "$ID" != "datartr" ]
	then
		echo drtrnode must be stopped as user datartr not $ID
		exit 1
	fi
	if [ "$GRP" != "datartr" ]
	then
		echo drtrnode must be stopped as group datartr not $GRP
		exit 1
	fi
	touch /opt/app/datartr/etc/SHUTDOWN
	PIDS=`pids`
	if [ "$PIDS" != "" ]
	then
		sleep 5
		kill -9 $PIDS
		sleep 5
		echo drtrnode stopped
	else
		echo drtrnode not running
	fi
}

status() {
	PIDS=`pids`
	if [ "$PIDS" != "" ]
	then
		echo drtrnode running
	else
		echo drtrnode not running
	fi
}

case "$1" in
'start')
	start
	;;
'stop')
	stop
	;;
'restart')
	stop
	sleep 20
	start
	;;
'status')
	status
	;;
*)
	echo "Usage: $0 { start | stop | restart }"
	exit 1
	;;
esac
exit 0