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

START=99
STOP=01
USE_PROCD=1

log()
{
	echo "$*"|logger -t usp-js -p debug
}

get_oui_from_db()
{
	db -q get device.deviceinfo.ManufacturerOUI
}

get_serial_from_db()
{
	db -q get device.deviceinfo.SerialNumber
}

publish_endpoint()
{
	local AgentEndpointID serial oui user pass

	if ! uci -q get obuspa.testmqtt; then
		return 0;
	fi

	# return if mosquitto_pub is not present
	if [ ! "$(command -v mosquitto_pub)" ]; then
		log "mosquitto_pub not present can't publish EndpointID"
		return 0;
	fi

	# Get endpoint id from obuspa config first
	config_load obuspa
	config_get AgentEndpointID localagent EndpointID ""
	if [ -z "${AgentEndpointID}" ]; then
		serial=$(get_serial_from_db)
		oui=$(get_oui_from_db)
		AgentEndpointID="os::${oui}-${serial//+/%2B}"
	fi

	config_get user testmqtt Username ""
	config_get pass testmqtt Password ""

	# publish Agent's EndpointID in mosquito broker for discovery by usp-js
	# This is a work around till obuspa adds supports for mDNS discovery
	if [ -n "${user}" ] && [ -n "${pass}" ]; then
		log "Publishing EndpointID ${AgentEndpointID} to local mqtt broker with username, password"
		mosquitto_pub -r -t "obuspa/EndpointID" -m "${AgentEndpointID}" -u "${user}" -P "${pass}"
	elif [ -n "${user}" ]; then
		log "Publishing EndpointID ${AgentEndpointID} to local mqtt broker with username only"
		mosquitto_pub -r -t "obuspa/EndpointID" -m "${AgentEndpointID}" -u "${user}"
	else
		log "Publishing EndpointID ${AgentEndpointID} to local mqtt broker"
		mosquitto_pub -r -t "obuspa/EndpointID" -m "${AgentEndpointID}"
	fi
}

start_service() {
	publish_endpoint
}

service_triggers() {
	procd_add_reload_trigger "obuspa"
}