#!/bin/sh

RKHUNTER=/usr/bin/rkhunter

test -x $RKHUNTER || exit 0

# source our config
. /etc/default/rkhunter

case "$CRON_DB_UPDATE" in
        [Yy]*)

                if [ ! -x /usr/bin/wget ] && [ ! -x /usr/bin/curl ] && [ ! -x /usr/bin/links ] && \
                   [ ! -x /usr/bin/elinks ] && [ ! -x /usr/bin/lynx ]; then
                     echo "No tool with which to download rkhunter updates was found on your system. Please install wget, curl, (e)links or lynx"
                     exit 1
                fi

                OUTFILE=`mktemp` || exit 1

                case "$DB_UPDATE_EMAIL" in
                	[Yy]*)
                                (
                                echo "Subject: [rkhunter] $(hostname -f) - Weekly database update"
                                echo "To: $REPORT_EMAIL"
                                echo ""
                                $RKHUNTER --versioncheck --nocolors
                                $RKHUNTER --update --nocolors
                                ) | /usr/sbin/sendmail $REPORT_EMAIL
                        ;;
                        *)
                                $RKHUNTER --versioncheck 1>/dev/null 2>$OUTFILE
                                $RKHUNTER --update 1>/dev/null 2>>$OUTFILE
                        ;;	
                esac

                if [ -s "$OUTFILE" ]; then
                        (
                        echo "Subject: [rkhunter] $(hostname -f) - Weekly rkhunter database update"
                        echo "To: $REPORT_EMAIL"
                        echo ""
                        cat $OUTFILE
                        ) | /usr/sbin/sendmail $REPORT_EMAIL
                fi
                rm -f $OUTFILE
        ;;

        *)
                exit 0
        ;;
esac