#!/bin/sh
#----------------------------------------------------------------------------
# /etc/rc.d/rc320.route.ipv6 - configuration of additional IPv6 routes
#
# Last Update:  $Id$
#----------------------------------------------------------------------------

if [ 0"$IPV6_ROUTE_N" -gt 0 ]
then
    begin_script ROUTE "setting up IPv6 routes ..."

    route_circ_n=0

    # group routes using the same gateway
    for idx in $(seq 1 $IPV6_ROUTE_N)
    do
        eval route=\$IPV6_ROUTE_$idx
        set -- $route

        net=$(circuit_resolve_address "$1" ipv6)
        gw=$(circuit_resolve_address "$2" ipv6 addr)
        dev=

        if [ -n "$3" ]
        then
            dev=$3
        elif [ -n "$gw" ]
        then
            translate_ipv6_to_dev $gw dev
        else
            translate_net_if $2 dev
        fi

        [ -n "$dev" ] || continue

        target=route_target_$(to_shell_id "${gw} ${dev}")
        eval circ_idx=\$$target
        if [ -n "$circ_idx" ]
        then
            eval nets=\$route_${circ_idx}_nets
        else
            route_circ_n=$((route_circ_n+1))
            circ_idx=$route_circ_n
            eval $target=\$circ_idx
            eval route_${circ_idx}_gw=\$gw
            eval route_${circ_idx}_dev=\$dev
            nets=
        fi

        nets="$nets $net"
        eval route_${circ_idx}_nets=\$nets
    done

    # convert each route group into a route circuit
    for circ_idx in $(seq 1 $route_circ_n)
    do
        eval nets=\$route_${circ_idx}_nets
        eval gw=\$route_${circ_idx}_gw
        eval dev=\$route_${circ_idx}_dev

        CIRC_N=$((CIRC_N+1))
        eval CIRC_${CIRC_N}_NAME=IPv6-Route-\$circ_idx
        eval CIRC_${CIRC_N}_TYPE=route
        eval CIRC_${CIRC_N}_ENABLED=yes
        eval CIRC_${CIRC_N}_UP=yes
        eval CIRC_${CIRC_N}_TIMES=\"Mo-Su:00-24:0.0:Y\"
        eval CIRC_${CIRC_N}_ROUTE_DEV=\$dev
        eval CIRC_${CIRC_N}_ROUTE_GATEWAY_IPV6=\$gw

        set -- $nets
        n=1
        for net
        do
            eval CIRC_${CIRC_N}_NETS_IPV6_${n}=\"$net\"
            n=$((n+1))
        done
        eval CIRC_${CIRC_N}_NETS_IPV6_N=$((n-1))
    done

    end_script
fi