#!/bin/sh
#----------------------------------------------------------------------------------
# /var/install/bin/antispam-control - control process to monitor spamd
#
# Copyright (c) 2001-2024  The Eisfair Team, team(at)eisfair(dot)org
#
# Creation:     2004-12-01  jed
# Last Update:  $Id$
#
# 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 2 of the License, or
# (at your option) any later version.
#----------------------------------------------------------------------------------

# read eislib
. /var/install/include/eislib

#exec 2>/tmp/antispam-control-trace-$$.log
#set -x

antispam_run_path=/run/antispam

interval=20

# start control process
if [ -f ${antispam_run_path}/antispam-control.start ]
then
    while [ 1 ]
    do
        {
            if [ -f ${antispam_run_path}/antispam-restart-request ]
            then
                # stop process
                /etc/init.d/antispam stopspamd
                /usr/bin/logger -p "local7.warning" -t "antispam" "process control has stopped spamd as requested!"
                sleep 2

                rm -f ${antispam_run_path}/antispam-restart-request
            fi

            # check if spamd process is running
            pid=`ps -ef | tr -s ' ' ' ' | grep -v grep | grep -w "spamd" | awk '{ print $2 }' 2>/dev/null`

            if [ -z "${pid}" ]
            then
                # no - restart process
                /etc/init.d/antispam startspamd
                /usr/bin/logger -p "local7.warning" -t "antispam" "process control has restarted spamd!"
                sleep 2
            fi
        } > /dev/null

        sleep ${interval}
    done &
else
    mecho --info "Please use the service command to start/stop or restart antispam processes."
fi