#!/bin/sh /etc/rc.common

START=98
USE_PROCD=1

start_service() {
	config_load floatip
	config_get_bool enabled "main" enabled 0
	ifdown floatip
	[[ "$enabled" = 1 ]] || return 0
	[[ "`uci -q get network.lan.proto`" = "static" ]] || return 0
	local set_ip set_prefix
	config_get set_ip "main" set_ip
	[[ -n "$set_ip" ]] || return 0
	eval "$(ipcalc.sh "$set_ip" )";set_prefix=$PREFIX;set_ip=$IP
	[[ "$set_ip" = 0.0.0.0 ]] && set_ip=192.168.100.2
	[[ "$set_prefix" = 0 ]] && set_prefix=24
	local lan_ip="`uci -q get network.lan.ipaddr`"
	[[ -n "$lan_ip" ]] || return 0
	local lan_net lan_prefix set_net ip
	local in_range=0
	if echo "$lan_ip" | grep -Fq '/'; then
		for ip in $lan_ip; do
			eval "$(ipcalc.sh ${ip/\// } )";lan_net=$NETWORK;lan_prefix=$PREFIX
			[[ "$set_prefix" -ge "$lan_prefix" ]] || continue
			eval "$(ipcalc.sh $set_ip $lan_prefix } )";set_net=$NETWORK
			[[ "$set_net" = "$lan_net" ]] && {
				in_range=1
				break
			}
		done
	else
		local netmask="`uci -q get network.lan.netmask`"
		eval "$(ipcalc.sh "$lan_ip" "$netmask" )";lan_net=$NETWORK;lan_prefix=$PREFIX
		if [[ "$set_prefix" -ge "$lan_prefix" ]]; then
			eval "$(ipcalc.sh $set_ip $lan_prefix } )";set_net=$NETWORK
			[[ "$set_net" = "$lan_net" ]] && in_range=1
		fi
	fi
	[[ $in_range = 1 ]] || return 0
	procd_open_instance
	procd_set_param command /usr/libexec/floatip.sh
	procd_set_param stderr 1
	procd_set_param file /etc/config/floatip
	procd_close_instance
}

stop_service() {
	ifdown floatip
}

service_triggers() {
	procd_add_reload_trigger "network" "floatip"
}