#! /bin/sh
#------------------------------------------------------------------------------
# /etc/rc.d/syslogd - start syslogd
#
# Copyright (c) 2001-2004 Frank Meyer <frank@eisfair(dot)org>
#
# Creation:     31.12.2001  fm
# 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.
#------------------------------------------------------------------------------

SYSLOGD_OPTIONS=''
SYSLOGD_MARK_INTERVAL=''

pgmname=syslogd

logrotate_path=/etc/logrotate.d
log_path=/var/log

basefile=/etc/config.d/base
syslog_file=/etc/syslog.conf
logrotate_file=$logrotate_path/syslog

. $basefile

#------------------------------------------------------------------------------
# create syslogd configuration
#------------------------------------------------------------------------------
create_conf ()
{
    {
        echo "#-----------------------------------------------------------------"
        echo "# /etc/syslog.conf"
        echo "# This file has been created automatically by /etc/init.d/syslogd"
        echo "# If you want to change settings, edit /etc/config.d/base"
        echo "# and restart syslogd and klogd by '/etc/init.d/syslogd restart'"
        echo "#-----------------------------------------------------------------"

        idx=1
        while [ $idx -le $SYSLOGD_DEST_N ]
        do
            eval dest='$SYSLOGD_DEST_'$idx
            echo "$dest"
            idx=`expr $idx + 1`
        done
    } > $syslog_file
}

#------------------------------------------------------------------------------
# create logrotate file
#------------------------------------------------------------------------------
create_logrotate ()
{
    logfiles=""

    if tty -s
    then
        echo "creating logrotate configuration file ..."
    fi    

    if [ "$START_SYSLOGD" = "yes" ]
    then
        # build logname list in $logfiles
        idx=1
        while [ $idx -le $SYSLOGD_DEST_N ]
        do
            eval dest='$SYSLOGD_DEST_'$idx
            logname=`echo "$dest"|sed 's/.* //g'`

            # check for @IP-address values
            if echo "$logname" | grep -qv '^@'; then
               # check for devices like /dev/console
               if echo "$logname" | grep -qv '^/dev/'; then
                  if [ "$logfiles" != '' ]; then
                     logfiles="$logfiles $logname" 
                  else
                     logfiles="$logname"
                  fi
               fi
            fi

            idx=`expr $idx + 1`
        done

        # create logrotate configuration file, only if $logfiles is not empty
        if [ "$logfiles" != '' ]; then
           {
               echo "#-------------------------------------------------------"
               echo "# syslog file generated by $pgmname"
               echo "#"
               echo "# Do not edit this file, edit $basefile"
               echo "# and run \"$0 restart\"."
               echo "# Creation date: `date`"
               echo "#-------------------------------------------------------"
               echo

               echo "$logfiles {"
               echo "    rotate $SYSLOGD_LOG_COUNT"
               echo "    $SYSLOGD_LOG_INTERVAL"
               echo "    compress"
               echo "    missingok"
               echo "    notifempty"
               echo "    postrotate"

               idx=1
               while [ $idx -le $SYSLOGD_DEST_N ]
               do
                   eval logrotate_cmd='$SYSLOGD_DEST_'$idx'_LOGROTATE'

                   if [ "$logrotate_cmd" != "" ]
                   then
                       echo "        $logrotate_cmd"
                       echo "        sleep 3"
                   fi
                   idx=`expr $idx + 1`
               done

               echo "    endscript"
               echo "    }"
               echo
           } > $logrotate_file
        else
           # rm old logrotate configuration file
           rm -f $logrotate_file
        fi
    else
        # rm old logrotate configuration file
        rm -f $logrotate_file
    fi
}

#------------------------------------------------------------------------------
# main
#------------------------------------------------------------------------------

case $1
in
    start)
        if [ "$START_SYSLOGD" = "yes" ]
        then
            if tty -s
            then
                /usr/local/bin/colecho "starting syslogd ..." gn
            fi
            options=''

            create_conf
            create_logrotate

            if [ "$SYSLOGD_OPTIONS" != "" ]
            then
                options="$options $SYSLOGD_OPTIONS"
            fi

            if [ "$SYSLOGD_MARK_INTERVAL" != "" ]
            then
                options="$options -m $SYSLOGD_MARK_INTERVAL"
            fi

            /sbin/syslogd $options
            if tty -s
            then
                /usr/local/bin/colecho "starting klogd ..." gn
            fi
            /sbin/klogd -c 1
        fi
        ;;
    stop)
        if [ -f /var/run/syslogd.pid ]
        then
            if tty -s
            then
                /usr/local/bin/colecho "shutting down syslogd ..." gn
            fi
            /bin/kill `cat /var/run/syslogd.pid`
        fi
        if [ -f /var/run/klogd.pid ]
        then
            if tty -s
            then
                /usr/local/bin/colecho "shutting down klogd ..." gn
            fi
            /bin/kill `cat /var/run/klogd.pid`
        fi
        ;;
    restart)
        sh $0 stop
        sleep 2
        sh $0 start
        ;;
esac