#!/bin/sh /etc/rc.common
# Copyright (c) 2011-2015 OpenWrt.org

START=90

get_config() {
	config_get_bool enabled $1 enabled 0
	config_get autoactivate $1 autoactivate 1
}

add_vlmcs_entry() {
	local new_hostname="$1"

	uci -q batch <<-EOF >/dev/null
		add dhcp srvhost
		set dhcp.@srvhost[-1].srv=_vlmcs._tcp
		set dhcp.@srvhost[-1].target=$new_hostname
		set dhcp.@srvhost[-1].port=1688
		set dhcp.@srvhost[-1].class=0
		set dhcp.@srvhost[-1].weight=100
		commit dhcp
	EOF

	/etc/init.d/dnsmasq restart
	exit 0
}

start() {
	config_load vlmcsd
	config_foreach get_config vlmcsd
	[ $enabled -eq 0 ] && exit 0
	/usr/bin/vlmcsd -i /etc/vlmcsd.ini -L 0.0.0.0:1688
	echo "KMS Server has started."

	if [ $autoactivate -eq 1 ]; then
		local HOSTNAME=`uci get system.@system[0].hostname`

		local index=$(uci -q show dhcp |grep "].srv='_vlmcs._tcp'") \
			|| add_vlmcs_entry $HOSTNAME
		index=${index#*[}
		index=${index%]*}

		local host_name=$(uci -q get dhcp.@srvhost[$index].target)

		if [ "$HOSTNAME" != "$host_name" ]; then
			uci delete dhcp.@srvhost[$index]
			add_vlmcs_entry $HOSTNAME
		fi
	fi
}

stop() {
    killall -q -9 vlmcsd
    echo "KMS Server has stopped."
}