#!/bin/sh /etc/rc.common # Copyright (C) 2010-2014 OpenWrt.org START=99 USE_PROCD=1 PROG=/usr/sbin/igmpproxy CONFIGFILE=/var/etc/igmpproxy.conf # igmpproxy supports both a debug mode and verbosity, which are very useful # when something isn't working. # # Debug mode will print everything to stdout instead of syslog. Generally # verbosity should NOT be set as it will quickly fill your syslog. # # Put any debug or verbosity options into IGMP_OPTS # # Examples: # OPTIONS="-d -v -v" - debug mode and very verbose, this will land in # stdout and not in syslog # OPTIONS="-v" - be verbose, this will write aditional information to syslog OPTIONS="" igmp_header() { local quickleave config_get_bool quickleave "$1" quickleave 0 mkdir -p /var/etc rm -f /var/etc/igmpproxy.conf [ $quickleave -gt 0 ] && echo "quickleave" >> /var/etc/igmpproxy.conf [ -L /etc/igmpproxy.conf ] || ln -nsf /var/etc/igmpproxy.conf /etc/igmpproxy.conf } igmp_add_phyint() { local network direction altnets device up config_get network $1 network config_get direction $1 direction config_get altnets $1 altnet json_load "$(ifstatus $network)" json_get_var device l3_device json_get_var up up [ -n "$device" -a "$up" = "1" ] || { procd_append_param error "$network is not up" return; } echo -e "\nphyint $device $direction ratelimit 0 threshold 1" >> /var/etc/igmpproxy.conf if [ -n "$altnets" ]; then local altnet for altnet in $altnets; do echo -e "\taltnet $altnet" >> /var/etc/igmpproxy.conf done fi } igmp_add_network() { local network config_get network $1 network procd_add_interface_trigger "interface.*" $network /etc/init.d/igmpproxy restart } igmp_add_firewall_routing() { config_get network $1 network config_get direction $1 direction [[ "$direction" = "downstream" ]] || return 0 json_add_object "" json_add_string type rule json_add_string src "$upstream" json_add_string dest "$network" json_add_string family ipv4 json_add_string proto udp json_add_string dest_ip "224.0.0.0/4" json_add_string target ACCEPT json_close_object } igmp_add_firewall_network() { config_get network $1 network config_get direction $1 direction json_add_object "" json_add_string type rule json_add_string src "$network" json_add_string proto igmp json_add_string target ACCEPT json_close_object [[ "$direction" = "upstream" ]] && { upstream="$network" config_foreach igmp_add_firewall_routing phyint } } service_triggers() { procd_add_reload_trigger "igmpproxy" } start_service() { config_load igmpproxy procd_open_instance config_foreach igmp_header igmpproxy config_foreach igmp_add_phyint phyint procd_set_param command $PROG [ -n "$OPTIONS" ] && procd_append_param $OPTIONS procd_append_param command $CONFIGFILE procd_set_param file $CONFIGFILE procd_set_param respawn procd_open_trigger config_foreach igmp_add_network phyint procd_close_trigger procd_open_data json_add_array firewall config_foreach igmp_add_firewall_network phyint json_close_array procd_close_data procd_close_instance } service_started() { procd_set_config_changed firewall }