nginx init script

#! /bin/sh
### BEGIN INIT INFO
# Provides:          nginx
# Required-Start:    $remote_fs $syslog
# Required-Stop:     $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: nginx init.d script for Ubuntu.
# Description:       nginx init.d script for Ubuntu.
### END INIT INFO

# Import init-functions
. /lib/lsb/init-functions

INSTALL_DIR="/opt/nginx"

### Location of nginx binary. Change path as neccessary
DAEMON="$INSTALL_DIR/sbin/nginx"
### Location of configuration file. Change path as neccessary
CONFIG_FILE=/etc/nginx/nginx.conf

DAEMON_OPTS="-c $CONFIG_FILE"
NAME=nginx
DESC="Web Server"
PIDFILE=/var/run/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME

test -x $DAEMON || exit 0

set -e

case "$1" in
  start)
    log_daemon_msg "Starting $DESC" $NAME
    if ! start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- $DAEMON_OPTS ; then
      log_end_msg 1
    else
      log_end_msg 0
    fi
  ;;
  stop)
    log_daemon_msg "Stopping $DESC" $NAME
    if start-stop-daemon --quiet --stop --oknodo --retry 30 --pidfile $PIDFILE --exec $DAEMON; then
      rm -f $PIDFILE
      log_end_msg 0
    else
      log_end_msg 1
    fi
  ;;
  reload)
    log_daemon_msg "Reloading $DESC configuration" $NAME
    if start-stop-daemon --stop --signal 2 --oknodo --retry 30 --quiet --pidfile $PIDFILE --exec $DAEMON; then
    if start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- $DAEMON_OPTS ; then
      log_end_msg 0
    else
      log_end_msg 1
    fi
    else
      log_end_msg 1
    fi
  ;;
  restart|force-reload)
    $0 stop
    sleep 1
    $0 start
  ;;
  *)
  echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2
  exit 1
  ;;
esac

exit 0