#!/bin/sh

NAME="Web server"
COMMAND=/opt/bin/httpd
ARGS="-f /etc/opt/httpd/httpd.conf"
OUTPUT_LOG=/dev/null
START_TIMEOUT=3
STOP_TIMEOUT=3

PATH=/sbin:/bin:/usr/sbin:/usr/bin

case $1 in

  start)

    # check the current state of the daemon

    if [ "$(pidof $COMMAND)" = "" ]; then

      # as long as the deamon is not running, give the command to start it

      echo "$NAME is starting."
      $COMMAND $ARGS >>$OUTPUT_LOG 2>&1

      # verify that it actually started, but be patient

      TIMER=$START_TIMEOUT
      while [ "$(pidof $COMMAND)" = "" ] && [ $TIMER -gt 0 ]; do
        sleep 1
        TIMER=$(($TIMER-1))
      done  

      # report an error if it has not started by now

      if [ "$(pidof $COMMAND)" = "" ]; then
        echo "$NAME failed to start in a timely manner."
      fi

    fi

  ;;
 
  stop)
                                                                               
    # check the current state of the daemon

    if ! [ "$(pidof $COMMAND)" = "" ]; then

      # as long as the deamon is running, give the command to stop it

      echo "$NAME is stopping."
      killall $COMMAND

      # verify that it actually stopped, but be patient

      TIMER=$STOP_TIMEOUT
      while [ "$(pidof $COMMAND)" != "" ] && [ $TIMER -gt 0 ]; do
        sleep 1
        TIMER=$(($TIMER-1))
      done  

      # report an error if it has not stopped by now

      if [ "$(pidof $COMMAND)" != "" ]; then
        echo "$NAME failed to stop in a timely manner."
      fi

    fi
 
  ;;
 
  restart)

    $0 stop
    $0 start

  ;;
                                                                                
  status|stat)
    if ! [ "$(pidof $COMMAND)" = "" ]; then
      echo "$NAME is running."
    else
      echo "$NAME is stopped."
    fi
  ;;

  *)
    echo "usage: $0 start|stop|restart|status"
  ;;

esac