mirror of https://github.com/hak5/openwrt.git
167 lines
3.5 KiB
Bash
167 lines
3.5 KiB
Bash
#!/bin/sh /etc/rc.common
|
|
# Copyright (C) 2018 OpenWrt.org
|
|
|
|
START=99
|
|
USE_PROCD=1
|
|
PROG=/usr/sbin/omcproxy
|
|
|
|
# Uncomment to enable verbosity
|
|
#OPTIONS="-v"
|
|
PROXIES=""
|
|
|
|
omcproxy_add_proxy() {
|
|
local proxy scope uplink updevice downlinks
|
|
|
|
config_get uplink $1 uplink
|
|
[ -n "$uplink" ] || return
|
|
|
|
network_get_device updevice "$uplink" || {
|
|
procd_append_param error "$uplink is not up"
|
|
return;
|
|
}
|
|
|
|
config_get downlinks $1 downlink
|
|
for downlink in $downlinks; do
|
|
local device
|
|
|
|
network_get_device device "$downlink" || {
|
|
procd_append_param error "$downlink is not up"
|
|
continue;
|
|
}
|
|
|
|
proxy="$proxy,$device"
|
|
|
|
# Disable in-kernel querier while ours is active, default is 1.
|
|
[ -f /sys/class/net/$device/bridge/multicast_querier ] && \
|
|
echo 0 > /sys/class/net/$device/bridge/multicast_querier
|
|
done
|
|
|
|
[ -n "$proxy" ] || return 0
|
|
|
|
config_get scope $1 scope
|
|
[ -n "$scope" ] && proxy="$proxy,scope=$scope"
|
|
|
|
PROXIES="$PROXIES $updevice$proxy"
|
|
}
|
|
|
|
omcproxy_add_network_triggers() {
|
|
local uplink downlinks
|
|
|
|
config_get uplink $1 uplink
|
|
config_get downlinks $1 downlink
|
|
|
|
for link in $uplink $downlinks; do
|
|
local duplicate=0
|
|
|
|
for l in $LINKS; do
|
|
[ "$l" = "$link" ] && duplicate=1
|
|
done
|
|
|
|
[ "$duplicate" = 0 ] && {
|
|
LINKS="$LINKS $link"
|
|
procd_add_interface_trigger "interface.*" $link /etc/init.d/omcproxy restart
|
|
}
|
|
done
|
|
}
|
|
|
|
omcproxy_add_firewall_rules() {
|
|
local uplink downlinks
|
|
|
|
config_get uplink $1 uplink
|
|
config_get downlinks $1 downlink
|
|
|
|
upzone=$(fw3 -q network $uplink 2>/dev/null)
|
|
[ -n "$upzone" ] || return 0
|
|
|
|
json_add_object ""
|
|
json_add_string type rule
|
|
json_add_string src "$upzone"
|
|
json_add_string family ipv4
|
|
json_add_string proto igmp
|
|
json_add_string target ACCEPT
|
|
json_close_object
|
|
|
|
json_add_object ""
|
|
json_add_string type rule
|
|
json_add_string family ipv6
|
|
json_add_string src "$upzone"
|
|
json_add_string proto icmp
|
|
json_add_string src_ip fe80::/10
|
|
json_add_array icmp_type
|
|
json_add_string "" 130/0
|
|
json_add_string "" 131/0
|
|
json_add_string "" 132/0
|
|
json_add_string "" 143/0
|
|
json_close_array
|
|
json_add_string target ACCEPT
|
|
json_close_object
|
|
|
|
for downlink in $downlinks; do
|
|
downzone=$(fw3 -q network $downlink 2>/dev/null)
|
|
[ -n "$downzone" ] || continue
|
|
|
|
json_add_object ""
|
|
json_add_string type rule
|
|
json_add_string src "$upzone"
|
|
json_add_string dest "$downzone"
|
|
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
|
|
|
|
json_add_object ""
|
|
json_add_string type rule
|
|
json_add_string src "$upzone"
|
|
json_add_string dest "$downzone"
|
|
json_add_string family ipv6
|
|
json_add_string proto udp
|
|
json_add_string dest_ip "ff00::/8"
|
|
json_add_string target ACCEPT
|
|
json_close_object
|
|
done
|
|
}
|
|
|
|
service_triggers() {
|
|
LINKS=""
|
|
|
|
procd_add_reload_trigger "omcproxy"
|
|
config_foreach omcproxy_add_network_triggers proxy
|
|
}
|
|
|
|
start_service() {
|
|
. /lib/functions/network.sh
|
|
|
|
config_load omcproxy
|
|
|
|
config_foreach omcproxy_add_proxy proxy
|
|
[ -n "$PROXIES" ] || return 0
|
|
|
|
procd_open_instance
|
|
procd_set_param command $PROG
|
|
[ -n "$OPTIONS" ] && procd_append_param command $OPTIONS
|
|
procd_append_param command $PROXIES
|
|
procd_set_param respawn
|
|
|
|
procd_open_data
|
|
|
|
json_add_array firewall
|
|
config_foreach omcproxy_add_firewall_rules proxy
|
|
json_close_array
|
|
|
|
procd_close_data
|
|
|
|
procd_close_instance
|
|
|
|
# Increase maximum IPv4 group memberships per socket, default is 100.
|
|
echo 128 > /proc/sys/net/ipv4/igmp_max_memberships
|
|
}
|
|
|
|
service_started() {
|
|
procd_set_config_changed firewall
|
|
}
|
|
|
|
stop_service() {
|
|
procd_set_config_changed firewall
|
|
}
|