LogTime
LogSyslog
LogFile /var/log/clam/clamd.log
PidFile /var/run/clam/clamd.pid
LocalSocket /var/run/clam/clamd.sock
FixStaleSocket
MaxThreads 50
ThreadTimeout 600
MaxDirectoryRecursion 15
FollowFileSymlinks
SelfCheck 600
User clamav
ScanMail
ScanArchive
ArchiveMaxFileSize 10M
ArchiveMaxRecursion 5
ArchiveMaxFiles 1000

PATH=/usr/local/sbin:/usr/sbin:/sbin:/usr/local/bin
PATH=$PATH:/usr/bin:/bin:/usr/X11R6/bin:/usr/games
export PATH
INSPECT_DIR=/var/spool/filter
SENDMAIL="/usr/bin/spamc -f -e /usr/sbin/sendmail -i "
MYHOSTNAME=`postconf -h myhostname`
REPORTHOST=`postconf -h myhostname`
EX_TEMPFAIL=75
EX_UNAVAILABLE=69
EX_DENIED=77
nome_arquivo=`date +%Y%m%d%H%M%S`
nome_arquivo=in.$$.$nome_arquivo
AVCMD="/usr/bin/clamdscan   --disable-summary --stdout "

NOTIFY_VIRUS=yes
NOTIFY_POSTMASTER=yes

viruscan() {
  VIRUS=`$AVCMD  $nome_arquivo`
  SAIDA=$?
  VIRUS=`echo $VIRUS | cut -d" " -f2-`
  if [ $SAIDA -eq 1 ]; then
    postlog -t postfix/virus-filter message-id=$msgid reject: VIRUS from=\<$from\> to=\<$rcpts\> 2>/dev/null
    if [ "$NOTIFY_VIRUS" = "yes" ]; then
      echo "From: Virus Scanner <mailer-daemon@$MYHOSTNAME>
Subject: AVISO: Email rejeitado: VIRUS Detectado
To: $from

Seu email para ($rcpts) com assunto ($subj) foi rejeitado por conter virus.

Virus encontrados: $VIRUS

" | $SENDMAIL -f MAILER-DAEMON -- $from
    fi

    if [ "$NOTIFY_POSTMASTER" = "yes" ]; then
      echo "From: Virus Scanner <mailer-daemon@$MYHOSTNAME>
Subject: Postmaster Copy: VIRUS Detectado
To: postmaster@$MYHOSTNAME

Um email de $from para ($rcpts) com assunto ($subj) foi rejeitado por conter virus.
Virus encontrados: $VIRUS

" | $SENDMAIL -f MAILER-DAEMON -- postmaster@$MYHOSTNAME
   fi
   exit 0
  fi
}
trap "rm -rf $nome_arquivo*" 0 1 2 3 15
cd $INSPECT_DIR || { echo $INSPECT_DIR does not exist; exit $EX_TEMPFAIL; }

cat >$nome_arquivo || { echo Cannot save mail to file; exit $EX_TEMPFAIL; }

from=$2
if [ "$from" != "--" ]; then
  shift
else
  $from=""
fi

shift ; shift

dominio=`echo $from | cut -d"@" -f2`
email=`echo $from | cut -d"@" -f1`
subj=`head -n 200 $nome_arquivo | grep -i "^Subject:" | cut -d":" -f2- | head -n 1`
msgid=`head -n 200 $nome_arquivo | grep -i "^message-id" | cut -d: -f 2- | sed 's/^ *//' | head -n 1`

saida="-f $from -- $@"
rcpts=$@

viruscan

$SENDMAIL $saida <$nome_arquivo

exit 0

smtp  inet    n       -       n       -       -       smtpd

smtp  inet    n       -       n       -       -       smtpd
           -o content_filter=clamav:clamav

clamav unix    -       n       n       -       -       pipe
        flags=Rq user=clamav argv=/usr/lib/postfix/clamav-filter.sh -f ${sender}  --  ${recipient}

30 *    * * *   root    /etc/dominiomail/clamavdb.sh

#!/bin/bash
/usr/bin/freshclam --log-verbose --daemon-notify --daemon --checks=50 --log=/var/log/clam/freshclam.log