GO init.d wrapper

app.sh

#!/bin/sh

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

USER="root"

DAEMON="/etc/rpcs/Main"

SCRIPT="$(basename $0)"
PIDFILE="/var/run/$SCRIPT.pid"


SHUTDOWN_WAIT=20

app_pid()
{
        echo `ps -aefw | grep "$DAEMON" | grep -v " grep " | awk '{print $2}'`
}

do_start()
{
                echo -n $"Starting $DAEMON: "
                pid=$(app_pid)
                if [ -n "$pid" ]
                then
                        echo "App server is already running (pid: $pid)"
                else
                        echo "App server is not running - starting it up!"
                        runuser -l "$USER" -c "$DAEMON &" && echo_success || echo_failure
                        pid=$(app_pid)
                        echo "App server started, runing at $pid"
                        echo $pid > ${PIDFILE}
                        RETVAL=$?
                echo
                [ $RETVAL -eq 0 ]
                fi
                return 0
}

do_wait()
{
        echo "Waiting for process to exit";
        pid=$(app_pid)
        if [ -n "$pid" ]
        then
                let kwait=$SHUTDOWN_WAIT
                count=0;
                until [ `ps -p $pid | grep -c $pid` = '0' ] || [ $count -gt $kwait ]
                do
                        echo -n -e "\nwaiting for processes to exit";
                        sleep 1
                        let count=$count+1;
                done
        fi
        return 0
}

do_stop()
{
        echo -n $"Stopping $DAEMON: "
        pid=`ps -aefw | grep "$DAEMON" | grep -v " grep " | awk '{print $2}'`
        kill -9 $pid > /dev/null 2>&1 && echo_success || echo_failure
        if [ -f ${PIDFILE} ]; then
                rm ${PIDFILE}
        fi
        RETVAL=$?
        echo
        [ $RETVAL -eq 0 ]
}

case "$1" in
        start)
                do_start
                ;;
        stop)
                do_stop
                ;;
        forcestart)
                do_stop
                do_wait
                do_start
                ;;
        restart)
                do_stop
                do_wait
                do_start
                ;;
        *)
                echo "Usage: $0 {start|stop|restart}"
                RETVAL=1
esac

exit $RETVAL