#!/usr/bin/sh
#----------------------------------------------------------------------------
# /etc/ppp/ip-up - called whenever a (i)ppp connection has been come up
#
# Creation:     2002-11-24  fm
# Last Update:  $Id$
#
# Copyright (c) 2002-@@YEAR@@ the eisfair team, team(at)eisfair(dot)org
#
# 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.
#----------------------------------------------------------------------------

real_interface=${1}
interface=${1}
tty=${2}
speed=${3}
local=${4}
remote=${5}

echo ${local} >/run/${interface}.ip                 # store my own ip address

if [ -f /etc/default-route-interface ]              # default route existing?
then
    default_route_interface=$(usr/bin/cat /etc/default-route-interface)

    if [ "${default_route_interface}" = "${interface}" ]
    then
        # restore default route
        /usr/sbin/ip route del default 2>/dev/null
        /usr/sbin/ip route add default dev ${real_interface}

        # Call all custom ip-ups
        for j in /etc/ppp/ip-up.*
        do
             if [ -f ${j} ]
             then
                . ${j}
             fi
        done
    fi
fi

if [ -f /run/${interface}.route-fix -a -f /run/${interface}.conf ]
then
    # get configuration from file, format:
    # local remote netmask {network real_netmask}*
    conf=$(/usr/bin/cat /run/${interface}.conf)
    set ${conf}
    shift 3 # remove first three entries

    # setup routes again
    while [ -n "${1}" ]
    do
        ip=${1}
        subnet=${2}
        network=$(/usr/bin/netcalc network ${ip}:${subnet})
        netmaskbits="$(/usr/bin/netcalc netmaskbits ${network}:${subnet})"

        /usr/sbin/ip route add ${ip}${netmaskbits} dev ${interface}
        shift 2
    done
fi

exit 0