#!/bin/sh
#----------------------------------------------------------------------------
# /var/install/bin/rsyslogd-tools-ccus rsyslogd Create Configuration Using syslog
#
# Copyright (c) 2001-2022 Ansgar Puester <ansgar.puester@freenet.de>
#
# Creation:     29.12.2014  ap
# 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.
#----------------------------------------------------------------------------

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

ASK=/var/install/bin/ask
CAT=/bin/cat
RM=/bin/rm
MKTEMP=/bin/mktemp

# include config_shlib
. /var/install/bin/config_shlib

# set package name
package_name=rsyslogd

# include default configuration
. /etc/default.d/${package_name}

#exec 2>/tmp/$(basename ${0})-trace$$.log
#set -x

pgmname=`basename $0`

# set variables
basefile=/etc/config.d/base
syslogdfile=/etc/config.d/syslogd
rsyslogdfile=/etc/config.d/$package_name

clrhome
mecho
mecho
mecho --info "rsyslogd Create Configuration Using syslog configuration."

# include syslogd file if it exists
if [[ -f $syslogdfile ]]
then
   # include syslogdfile
   . $syslogdfile
else
   # include basefile
   . $basefile
fi
# check, if START_SYSLOGD is defined
if [[ ! -v START_SYSLOGD ]]
then
   mecho
   mecho --error "No syslog configuration found!"
   anykey
   exit 0
fi

_ask_file=$(${MKTEMP} -t ${pgmname}-ask.XXXXXXXXXXXXX)
${ASK} "Do you want to overwrite the current rsyslogd configuration?" 'n' >${_ask_file}
rc=${?}
answer=$(${CAT} ${_ask_file})
${RM} -f ${_ask_file}

# check for (n)o
if [ "${answer}" = 'no' ]; then
   exit 0
fi

if [ -f $rsyslogdfile ]
then
   mecho --info "Existing rsyslogd configuration will be saved"
   backup_config $package_name $rsyslogdfile
fi

# create file like doing an update
DEST=$rsyslogdfile

if [ "$START_SYSLOGD" = 'no' ]
then
   mecho --info "START_SYSLOGD is 'no', START_RSYSLOGD will be set to 'yes'"
fi

{

if [ "$START_SYSLOGD" = 'no' ]
then
   START_SYSLOGD='yes'
fi
echo "START_RSYSLOGD='$START_SYSLOGD'"

echo "RSYSLOGD_RULE_N='$SYSLOGD_DEST_N'"

# syslog configuration rotates _every_ file
rotate='yes'

# find first nonblank 
#      SYSLOGD_DEST_x_PREROTATE_CMD
#      SYSLOGD_DEST_x_POSTROTATE_CMD
default_syslogd_dest_prerotate_cmd=''
default_syslogd_dest_postrotate_cmd=''
idx=1
while [ "$idx" -le "$SYSLOGD_DEST_N" ]
do
     eval search_syslogd_dest_prerotate_cmd='$SYSLOGD_DEST_'${idx}'_PREROTATE_CMD'
     eval search_syslogd_dest_postrotate_cmd='$SYSLOGD_DEST_'${idx}'_POSTROTATE_CMD'

     if [ -n "$search_syslogd_dest_prerotate_cmd" ]
     then
        if [ -z "$default_syslogd_dest_prerotate_cmd" ]
        then
           default_syslogd_dest_prerotate_cmd="$search_syslogd_dest_prerotate_cmd"
        fi
     fi
     if [ -n "$search_syslogd_dest_postrotate_cmd" ]
     then
        if [ -z "$default_syslogd_dest_postrotate_cmd" ]
        then
           default_syslogd_dest_postrotate_cmd="$search_syslogd_dest_postrotate_cmd"
        fi
     fi

     idx=`expr $idx + 1`
done

idx=1
while [ "$idx" -le "$SYSLOGD_DEST_N" ]
do
     #echo "idx=$idx" > /dev/tty

     eval act_syslogd_dest_name='$SYSLOGD_DEST_'${idx}'_NAME'
     echo "RSYSLOGD_RULE_${idx}_NAME='$act_syslogd_dest_name'"

     eval act_syslogd_dest_active='$SYSLOGD_DEST_'${idx}'_ACTIVE'
     echo "RSYSLOGD_RULE_${idx}_ACTIVE='$act_syslogd_dest_active'"

     eval act_syslogd_dest_source_n='$SYSLOGD_DEST_'${idx}'_SOURCE_N'
     echo "RSYSLOGD_RULE_${idx}_SELECTOR_N='$act_syslogd_dest_source_n'"

     idy=1
     while [ "$idy" -le "$act_syslogd_dest_source_n" ]
     do
         #echo "idy=$idy" > /dev/tty

         eval act_syslogd_dest_source_name='$SYSLOGD_DEST_'${idx}'_SOURCE_'${idy}'_NAME'
         echo "RSYSLOGD_RULE_${idx}_SELECTOR_${idy}_NAME='$act_syslogd_dest_source_name'"

         eval act_syslogd_dest_source='$SYSLOGD_DEST_'${idx}'_SOURCE_'${idy}''
         echo "RSYSLOGD_RULE_${idx}_SELECTOR_${idy}='$act_syslogd_dest_source'"

         eval act_syslogd_dest_source_active='$SYSLOGD_DEST_'${idx}'_SOURCE_'${idy}'_ACTIVE'
         echo "RSYSLOGD_RULE_${idx}_SELECTOR_${idy}_ACTIVE='$act_syslogd_dest_source_active'"

         idy=`expr $idy + 1`
     done

     eval act_syslogd_dest_target='$SYSLOGD_DEST_'${idx}'_TARGET'
     echo "RSYSLOGD_RULE_${idx}_ACTION='$act_syslogd_dest_target'"

     eval act_syslogd_dest_prerotate_cmd='$SYSLOGD_DEST_'${idx}'_PREROTATE_CMD'
     eval act_syslogd_dest_postrotate_cmd='$SYSLOGD_DEST_'${idx}'_POSTROTATE_CMD'

     # check for @IP-address values
     if echo "$act_syslogd_dest_target" | grep -qv '^@'
     then
         # check for devices like /dev/console
         if echo "$act_syslogd_dest_target" | grep -qv '^/dev/'
         then
            [ -z "$act_syslogd_dest_prerotate_cmd" ] && act_syslogd_dest_prerotate_cmd="$default_syslogd_dest_prerotate_cmd"
            [ -z "$act_syslogd_dest_postrotate_cmd" ] && act_syslogd_dest_postrotate_cmd="$default_syslogd_dest_postrotate_cmd"
         fi
     fi

     # Map /etc/init.d/syslogd --quiet restart
     # to  /etc/init.d/syslogd --quiet reload
     if [ "${act_syslogd_dest_prerotate_cmd}" = '/etc/init.d/syslogd --quiet restart' ]
     then
        act_syslogd_dest_prerotate_cmd = '/etc/init.d/syslogd --quiet reload'
     fi
     if [ "${act_syslogd_dest_postrotate_cmd}" = '/etc/init.d/syslogd --quiet restart' ]
     then
        act_syslogd_dest_postrotate_cmd='/etc/init.d/syslogd --quiet reload'
     fi

     echo "RSYSLOGD_RULE_${idx}_LINE_TEMPLATE='Default'"

     # check for @IP-address values
     if echo "$act_syslogd_dest_target" | grep -qv '^@'
     then
         # check for devices like /dev/console
         if echo "$act_syslogd_dest_target" | grep -qv '^/dev/'
         then
            echo "RSYSLOGD_RULE_${idx}_ROTATE='$rotate'"
         else
            echo "RSYSLOGD_RULE_${idx}_ROTATE='no'"
         fi
     else
         echo "RSYSLOGD_RULE_${idx}_ROTATE='no'"
     fi

     echo "RSYSLOGD_RULE_${idx}_ROTATE_MODE='std'"
     act_syslogd_dest_prerotate_cmd=$(echo "$act_syslogd_dest_prerotate_cmd" | sed 's|/etc/init.d/syslogd|/etc/init.d/rsyslogd|')
     act_syslogd_dest_postrotate_cmd=$(echo "$act_syslogd_dest_postrotate_cmd" | sed 's|/etc/init.d/syslogd|/etc/init.d/rsyslogd|')
     echo "RSYSLOGD_RULE_${idx}_ROTATE_PRE_CMD='$act_syslogd_dest_prerotate_cmd'"
     echo "RSYSLOGD_RULE_${idx}_ROTATE_POST_CMD='$act_syslogd_dest_postrotate_cmd'"
     echo "RSYSLOGD_RULE_${idx}_ROTATE_LOG_INTERVAL='$SYSLOGD_LOG_INTERVAL'"
     echo "RSYSLOGD_RULE_${idx}_ROTATE_LOG_COUNT='$SYSLOGD_LOG_COUNT'"

     echo "RSYSLOGD_RULE_${idx}_ROTATE_SIZE='2085181488'"

     idx=`expr $idx + 1`
done

# SYSLOGD_MARK_INTERVAL is in minutes, RSYSLOGD_MARK_INTERVAL is in seconds
SYSLOGD_MARK_INTERVAL=`expr $SYSLOGD_MARK_INTERVAL \* 60`
echo "RSYSLOGD_MARK_INTERVAL='$SYSLOGD_MARK_INTERVAL'"

echo "${SYSLOGD_OPTIONS}" | grep -w -- '-r' > /dev/null
RC=$?
if [ "$RC" = 0 ]
then
   #echo "RSYSLOGD_UDP_PORT='514'"
   echo "RSYSLOGD_LISTEN='ipv4-only'"
   echo "RSYSLOGD_IMUDP='yes'"
   echo "RSYSLOGD_IMUDP_N='1'"
   echo "RSYSLOGD_IMUDP_1_PORT='514'"
else
   #echo "RSYSLOGD_UDP_PORT='disabled'"
   echo "RSYSLOGD_IMUDP='no'"
fi
#echo "RSYSLOGD_TCP_PORT='disabled'"
echo "RSYSLOGD_IMTCP='no'"
} > $DEST

mecho --info "rsyslogd: New configuration created ($DEST)."

sh /var/install/config.d/rsyslogd-update.sh --config_only

sh /var/install/config.d/rsyslogd.sh

# don't restart rsyslogd
mecho
mecho "Check configuration using menu 'Edit configuration'"
mecho "and activate the configuration"
mecho

anykey