#!/bin/sh
# chkconfig: 345 85 60
# description: Totvs appserver.
# processname: appserver

### BEGIN INIT INFO
# Provides:             appserver
# Required-Start:       $network
# Required-Stop:
# Default-Start:        2 3 4 5
# Default-Stop:         0 1 6
# Short-Description:    Totvs appserver start/stop script.
# Description:          Totvs appserver daemon.
### END INIT INFO

# Author: Renan Fragoso <renan.fragoso@totvs.com.br>

. /etc/rc.d/init.d/functions

PIDFILE=/var/run/appserver.pid
DAEMON=${INSTALL_PATH}/protheus/bin/appserver/appsrvlinux

appserver_start(){

	# Declara variavel de ambiente para carga de libs .so
	export LD_LIBRARY_PATH="${INSTALL_PATH}/protheus/bin/appserver:"$LD_LIBRARY_PATH

	# ulimits podem ser adicionados ao /etc/security/limits.con (ou equivalente)
	# e posteriormente adicionada chamada do pam_limits.so no arquivo/etc/pam.d/common-session
	# (realizar este procedimento com cautela pois pode danificar o login na maquina)
	#ulimit -n 32768
	#ulimit -s 1024
	#ulimit -m 2048000
	#ulimit -v 2048000
	daemon --pidfile $PIDFILE $DAEMON daemon > /dev/null 
	return $?
}

appserver_stop(){

	killproc -p $PIDFILE -TERM $DAEMON 
	RETVAL=$?
	return $RETVAL
}

appserver_restart(){

STATS=`status -p $PIDFILE appsrvlinux -q | grep running`

if [ -n "$STATS" ]; then
	echo -n "Stopping Appserver ..."
	appserver_stop
	case "$?" in
		0) success
		echo ""
		#sleep 5
		;;
		1|2) failure
		exit 1
		;;
	esac
fi

#aguarda o tempo do stop
echo -n "Starting Appserver ..."
for (( n=1; n<15; n++ ))
do

	PID=`cat $PIDFILE > /dev/null 2>&1`
	STATS=`ps h -o comm,pid | grep appsrvlinux | awk '{print $2}' | grep "$PID"` > /dev/null

	if [ -z $STATS ]; then
		rm -f $PIDFILE 
		appserver_start
		case "$?" in
			0) success
			update_pid
			echo ""
			;;
			1|2) failure
			;;
		esac
		n=20
	else
		echo -n "."
		sleep 1
	fi
done

}

update_pid(){
#forca o update do PID para o valor correto pois o appserver faz fork de thread

STRTOF=$(echo "$DAEMON" | sed -e 's/\//\\\//g')
PID=`ps xh -o pid,cmd | sed -n {/$STRTOF/p} | awk '{print $1}'`
if [ -n "$PID" ]; then
        echo $PID > $PIDFILE
fi

}

case "$1" in
        start)
		echo -n "Starting Appserver ..."
		appserver_start
		case "$?" in
			0)	update_pid
				success
			;;
			1|2) failure
			;;
		esac
		echo ""
	;;
	stop)
		echo -n "Stopping Appserver ..."
		appserver_stop
                case "$?" in
                        0) success
			rm -f $PIDFILE
			;;
                        1|2) failure
			;;
                esac
		echo ""
	;;
	restart)
		echo "Restarting Appserver ..."
		appserver_restart
	;;
	status)
		status -p $PIDFILE appsrvlinux
	;;
	*)
		echo "Usage: $0 {start|stop|restart|status}"
		exit 1
	;;
esac
exit 0