#!/bin/sh
#------------------------------------------------------------------------------
# /etc/ppp/ip-up.zdyndns - Update for DynDNS-Providers
# part of Package DYNDNS __FLI4LVER__, see documentation for licence
#
# (c) copyright 2001-2002 Thomas Mueller
# (c) copyright 2002-2004 Tobias Gruetzmacher
#
# Creation:    05.08.2002 tobig
# Last Update: $Id$
#------------------------------------------------------------------------------
update_hosts ()
{
    wait_time=2
    wait_string=`seq 1 $wait_time`

    dyn_lock=/var/run/dyndns/dyndns_ip-up.$$

    while [ "$1" ]; do
        > ${dyn_lock}.$1
        host=$1
        circ=$2
        shift 2
        echo "Starting update for '$host' on circuit '$circ' (dev '$dev')"
        nice -10 dyndns-update.sh -s -l ${dyn_lock}.${host} $host $circ &
        for i in $wait_string; do
            [ -f ${dyn_lock}.${host} ] || break
            sleep 1
        done
    done
    # lock-file was removed by dyndns-update.sh
    #rm -f $dyn_lock
}

if [ -f /etc/dyndns/dyndns.conf ]; then
    hosts=
    while read host provider circ user pass; do
        for j in `echo $circ | sed 's/,/ /g'`; do
            file=/var/run/circuit-$j
            if [ -f $file ]; then
                read dev < $file
                if [ "$dev" = "$interface" ]; then
                    hosts="$hosts $host $j"
                fi
            fi
        done
    done < /etc/dyndns/dyndns.conf
    update_hosts $hosts 2>&1 | logmsg ip-up410.dyndns &
fi