#!/bin/sh
#-------------------------------------------------------------------------------
# /etc/network/if-up.d/addhost-up - update configuration file on eisfair-2
#
# Copyright (c) 2008-2022  The Eisfair Team, team(at)eisfair(dot)org
#
# Creation:     2008-09-19  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.
#-------------------------------------------------------------------------------

# file names
basefile=/etc/config.d/base
configfile=/etc/config.d/addhost

# don't bother to restart when lo is configured.
if [ "${IFACE}" = lo ]
then
    exit 0
fi

# only run from ifup.
if [ "${MODE}" != start ]
then
    exit 0
fi

if [ -f ${configfile} ]
then
    . ${basefile}
    . ${configfile}

    if [ "${IP_NET_1_STATIC_IP}" = "no" ]
    then
        localhost_ipaddr="dhcp: `dnsip ${HOSTNAME}.${DOMAIN_NAME} | sed 's/ *//g'`"
    else
        localhost_ipaddr="${IP_NET_1_IPADDR}"
    fi

    localhost_name="${HOSTNAME}.${DOMAIN_NAME}"
    localhost_alias="${HOSTNAME}"

    # update static data
    if [ -n "${localhost_ipaddr}" -a -n "${localhost_name}" ]
    then
        cp ${configfile} ${configfile}.tmp

        {
            sed -e "/ADDHOST_LOCALHOST_IPADDR/s/=.*/=\"${localhost_ipaddr}\"/g" \
                -e "/ADDHOST_LOCALHOST_NAME/s/=.*/=\"${localhost_name}\"/g"     \
                -e "/ADDHOST_LOCALHOST_ALIAS/s/=.*/=\"${localhost_alias}\"/g"    ${configfile}.tmp
        } > ${configfile}

        chmod 600 ${configfile}

        rm -f ${configfile}.tmp
    fi
fi

exit 0