From e9b8f24ded839dd58f43e510e25a952a2f0656b3 Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Wed, 2 Jul 2014 19:18:23 +0000 Subject: [PATCH] igmpproxy: automatically add firewall rules for multicast routing based on the current config Signed-off-by: Felix Fietkau SVN-Revision: 41483 --- .../services/igmpproxy/files/igmpproxy.init | 47 +++++++++++++++++++ 1 file changed, 47 insertions(+) diff --git a/package/network/services/igmpproxy/files/igmpproxy.init b/package/network/services/igmpproxy/files/igmpproxy.init index fb0333f048..8c15814712 100644 --- a/package/network/services/igmpproxy/files/igmpproxy.init +++ b/package/network/services/igmpproxy/files/igmpproxy.init @@ -65,6 +65,40 @@ igmp_add_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" } @@ -83,5 +117,18 @@ start_service() { 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 +}