rainbows restart with inotifywait

rainbows_start.sh

export NGINX_DIR=../nginx
export LOG_DIR=$NGINX_DIR/log
export SOCK_DIR=$NGINX_DIR/socks
export APP=`basename "$(realpath "$(dirname "$0")")"`

PID_FILE=$SOCK_DIR/$APP.pid
if [ -e "$PID_FILE" ] ; then
	PID=`cat $PID_FILE`
	if [ -n `ps aux | awk '/rainbows/ && /$PID/ && !/awk/ {print $0}'` ] ; then
	    echo "Action: " $@
	    if [ -n "$1" ] && [ "$1" != "kill" ] ; then
		case $2 in
		  *.sw[op]) exit ;;
		esac
		kill -HUP $PID
		exit
	    else
		kill $PID
		sleep 1
	    fi
	fi
fi
if [ -n "$1" ] ; then
  exit
fi
rainbows -c serv_conf.rb -D
inotifywait -r -m . -e CREATE -e MODIFY -e DELETE |
    grep -v -P '(.sw[op]|~|\s\d+)$' --line-buffered |
    while read dir act file ; do
      echo "LINE: $dir $act $file"
      case $dir in
      */) 
	$0 $act "$dir$file"
      ;;
      esac
    done
$0 kill