Utilitários unidos – inotifywait and grep

#!/bin/bash
#
#    Copyright (C) 2017 Leonardo Serra 
#
#    This program is free software: you can redistribute it and/or modify
#    it under the terms of the GNU General Public License as published by
#    the Free Software Foundation, either version 3 of the License, or
#    any later version.
#
#    This program is distributed in the hope that it will be useful,
#    but WITHOUT ANY WARRANTY; without even the implied warranty of
#    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
#    GNU General Public License for more details.
#
#    You should have received a copy of the GNU General Public License
#    along with this program.  If not, see .
#

echo $((2**24)) > /proc/sys/fs/inotify/max_user_watches

inotifywait -m -r -e modify --format '%w%f' /var/www| while read FILE
do
  case $FILE in
    *.php*)
#      echo 'Scanning file '$FILE' ...'
      if /bin/grep -q 'create_function' $FILE
      then
        date=`date '+%Y/%m/%d %H:%M:%S'`
        echo $date' Found create_function at file: '$FILE
      fi
  esac
done