#!/bin/bash

# created:	Jerry Benton <mailscanner@mailborder.com>
#			28 APR 2016

SAUPDATE=/usr/bin/sa-update
SACOMPILE=/usr/bin/sa-compile
ms_re2c=/usr/bin/re2c
SAUPDATEARGS="--refreshmirrors"

# basic config file
if [ -f /etc/MailScanner/defaults ] ; then
	. /etc/MailScanner/defaults
else
	logger -i -p mail.notice "ERROR: ms-update-sa missing configuration file /etc/MailScanner/defaults"
	echo "Aborted: missing configuration file /etc/MailScanner/defaults"
    exit 1
fi

export SAUPDATE
export SACOMPILE
export SAUPDATEARGS
UPDATESUCCESS=0
COMPILESUCCESS=0
LOGFILE=/tmp/ms-update-sa.$(date +%m%d%H%M%S)

# Update SpamAssassin rules
[ -x $SAUPDATE ] || exit 0
rm -f $LOGFILE
$SAUPDATE $SAUPDATEARGS >$LOGFILE 2>&1
UPDATESUCCESS=$?

if [ $UPDATESUCCESS = 0 ]; then
  # If we have sa-compile and they are using the Rule2XSBody plugin then compile
  if test -x $SACOMPILE && -x $ms_re2c && grep -q '^loadplugin.*Rule2XSBody' /etc/mail/spamassassin/*pre 2>/dev/null ; then
    $SACOMPILE >>$LOGFILE 2>&1
    COMPILESUCCESS=$?
  else
    echo missing $SACOMPILE or $ms_re2c or Rule2XSBody plugin not enabled >>$LOGFILE
    COMPILESUCCESS=1
  fi
fi

/var/lib/MailScanner/init/mailscanner reload >>$LOGFILE 2>&1

# Only delete the logfile if the update succeeded
if [ $UPDATESUCCESS = 0 -a $COMPILESUCCESS = 0 -o $UPDATESUCCESS = 1 ]; then
	logger -i -p mail.notice "ms-update-sa: spamassassin signatures updated"  	
	rm -f $LOGFILE
fi

exit 0