Improved nginx start script

init.nginx.sh

#! /bin/sh

### BEGIN INIT INFO
# Provides:          nginx
# Required-Start:    $all
# Required-Stop:     $all
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: starts the nginx web server
# Description:       starts nginx using start-stop-daemon
### END INIT INFO

PATH=/usr/local/nginx/sbin:/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DAEMON=/usr/local/nginx/sbin/nginx
NAME=nginx
DESC=nginx
PID_FILE=/var/run/$NAME.pid

test -x $DAEMON || exit 0

# Include nginx defaults if available
if [ -f /etc/default/nginx ] ; then
        . /etc/default/nginx
fi

set -e

start ()
{
        ulimit -n 5000
        echo -n "Starting $DESC: "
        start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid \
                --exec $DAEMON -- $DAEMON_OPTS
        echo "$NAME."
}

stop ()
{
        if [ ! -e $PID_FILE ]; then
                echo "$DESC already stopped"
        else
                echo -n "Stopping $DESC: "
                start-stop-daemon --stop --quiet --pidfile /var/run/$NAME.pid \
                        --exec $DAEMON
                echo "$NAME."
        fi
}

case "$1" in
  start)
        start
        ;;
  stop)
        stop
        ;;
  restart|force-reload)
        stop
        start
        ;;
  reload)
      echo -n "Reloading $DESC configuration: "
      start-stop-daemon --stop --signal HUP --quiet --pidfile /var/run/$NAME.pid \
          --exec $DAEMON
      echo "$NAME."
      ;;
  *)
        N=/etc/init.d/$NAME
        echo "Usage: $N {start|stop|restart|force-reload}" >&2
        exit 1
        ;;
esac

exit 0