#!/bin/bash

# uncomment when use script from cron
PATH=$PATH:/usr/bin:/bin:/usr/sbin:/sbin:/usr/local/bin

# variables
LOGFILE="$(hostname)_clamav-$(date +'%Y-%m-%d').log";
GOTIFY_MESSAGE="Scan init: **"`date +"%d/%m/%Y %H:%M:%S"`"**  \r"
LOGS_RELATIVE_PATH="security/"
MALWARE_FOUND=false
readonly TOKEN="<TOKEN_GOTIFY_APP>";

mkdir -p $E7S_CLAM_LOGPATH

for S in ${E7S_CLAM_DIRSTOSCAN}; do
 DIRSIZE=$(du -sh "$S" 2>/dev/null | cut -f1);

 echo "Starting a daily scan of "$S" directory. Amount of data to be scanned is "$DIRSIZE".";

 clamscan -ri "$S" >> "$E7S_CLAM_LOGPATH$LOGFILE";
 echo "Scanned folder: "$S >> "$E7S_CLAM_LOGPATH$LOGFILE";

 # get the value of "Infected lines"
 MALWARE=$(tail "$E7S_CLAM_LOGPATH$LOGFILE"|grep Infected|cut -d" " -f3);

 # if the value is not equal to zero, send an email with the log file attached
 if [ "$MALWARE" -ne "0" ];then
   GOTIFY_MESSAGE="${GOTIFY_MESSAGE} Found **$MALWARE** infected files into **$S**  \r"
   MALWARE_FOUND=true
 else
   echo "[clamav] No infected files found."
 fi
done

if $MALWARE_FOUND
then
   # send log to logs public archive
   LOG_URL=$(sh ./utils/logger.sh "$E7S_CLAM_LOGPATH$LOGFILE" $LOGS_RELATIVE_PATH)
   GOTIFY_MESSAGE="${GOTIFY_MESSAGE} Scan end: **"`date +"%d/%m/%Y %H:%M:%S"`"**  \r"
   GOTIFY_MESSAGE="${GOTIFY_MESSAGE} [LogFile]($LOG_URL)"
   sh ./utils/gotifypush.sh "ClamAV Scan $(hostname)" "$GOTIFY_MESSAGE" 5 $TOKEN
fi

#clean old logs files
find $E7S_CLAM_LOGPATH -maxdepth 1 -mtime +$E7S_LOGS_PRESERVE_DAYS -exec "rm" -R {} \;

exit 0