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

START=98
STOP=20

USE_PROCD=1

IS_CFG_VALID=1

handle_controller_select() {
	local section="$1"

	config_get_bool local_ctrl "$section" local 0
	return 1
}

validate_controller_section() {
	uci_validate_section mapcontroller controller "controller" \
		'enabled:bool:true' \
		'registrar:string' \
		'debug:range(0,16)' \
		'bcn_metrics_max_num:range(1,256)' \
		'initial_channel_scan:bool:true' \
		'resend_num:uinteger:0' \
		'allow_bgdfs:range(0,2629744)' \
		'stale_sta_timeout:string' \
		'channel_plan:range(0,2629744)' \
		'enable_ts:bool:false'

	[ "$?" -ne 0 ] && {
		logger -s -t "mapcontroller" "Validation of controller section failed"
		IS_CFG_VALID=0
		return 1
	}
	return 0
}

validate_sta_steering_section() {
	local section="$1"

	uci_validate_section mapcontroller $section "${1}" \
		'steer_module:string' \
		'enabled:bool:true' \
		'enable_sta_steer:bool:false' \
		'enable_bsta_steer:bool:false' \
		'use_bcn_metrics:bool:false' \
		'use_usta_metrics:bool:false' \
		'bandsteer:bool:false' \
		'diffsnr:range(0,100)' \
		'rcpi_threshold_2g:range(0,220)' \
		'rcpi_threshold_5g:range(0,220)' \
		'rcpi_threshold_6g:range(0,220)' \
		'report_rcpi_threshold_2g:range(0,220)' \
		'report_rcpi_threshold_5g:range(0,220)' \
		'report_rcpi_threshold_6g:range(0,220)'

	[ "$?" -ne 0 ] && {
		logger -s -t "mapcontroller" "Validation of sta_steering section failed"
		IS_CFG_VALID=0
		return 1
	}
	return 0
}

validate_ap_section() {
	local section="$1"

	uci_validate_section mapcontroller $section "${1}" \
			'band:or("2", "5", "6")' \
			'ssid:string' \
			'encryption:or("sae", "sae+aes", "psk2",
				"psk2+aes", "sae-mixed", "sae-mixed+aes",
				"none", "psk-mixed", "psk-mixed+aes",
				"psk", "psk+aes")' \
			'key:string' \
			'vid:range(1,65535):1' \
			'type:or("backhaul", "fronthaul", "combined")' \
			'disallow_bsta:list(range(0,255)):0' \
			'enabled:bool:true'

	[ "$?" -ne 0 ] && {
		logger -s -t "mapcontroller" "Validation of ap section $section failed"
		IS_CFG_VALID=0
		return 1
	}
	return 0
}

validate_node_section() {
	local section="$1"

	uci_validate_section mapcontroller $section "${1}" \
			'agent_id:macaddr' \
			'backhaul_ul_macaddr:macaddr' \
			'backhaul_dl_macaddr:macaddr' \
			'backhaul_type:or("none")' \
			'primary_vid:range(0,255):1' \
			'primary_pcp:range(0,255):0' \
			'report_sta_assocfails:bool:false' \
			'report_sta_assocfails_rate:uinteger' \
			'report_metric_periodic:range(0,255)' \
			'report_scan:bool:false' \
			'steer_exclude:list(macaddr)' \
			'steer_exclude_btm:list(macaddr)' \
			'steer_disallow:bool:false' \
			'coordinated_cac:bool:false' \
			'traffic_separation:bool:false' \
			'sta_steer:bool:false'

	[ "$?" -ne 0 ] && {
		logger -s -t "mapcontroller" "Validation of node section $section failed"
		IS_CFG_VALID=0
		return 1
	}
	return 0
}

validate_radio_section() {
	local section="$1"

	uci_validate_section mapcontroller $section "${1}" \
			'agent_id:macaddr' \
			'macaddr:macaddr' \
			'band:or("2", "5", "6")' \
			'steer_policy:range(0,2)' \
			'util_threshold:range(0,255)' \
			'rcpi_threshold:range(0,255)' \
			'report_rcpi_threshold:range(0,255)' \
			'report_util_threshold:range(0,255)' \
			'report_rcpi_hysteresis_margin:range(0,255)' \
			'include_sta_stats:bool:false' \
			'include_sta_metric:bool:false'


	[ "$?" -ne 0 ] && {
		logger -s -t "mapcontroller" "Validation of radio section $section failed"
		IS_CFG_VALID=0
		return 1
	}
	return 0
}

validate_controller_config() {
	IS_CFG_VALID=1

	validate_controller_section &&
		config_foreach validate_sta_steering_section sta_steering &&
		config_foreach validate_ap_section ap &&
		config_foreach validate_node_section node &&
		config_foreach validate_radio_section radio

	[ "$IS_CFG_VALID" -ne 1 ] && {
		logger -s -t "mapcontroller" "Validation of mapcontroller UCI file failed"
		return 1
	}
	return 0
}

create_dir() {
	mkdir -p /etc/multiap
}

start_service() {
	local enabled

	config_load "mapcontroller"
	validate_controller_config || return 1;

	config_get_bool enabled controller enabled 1
	[ "$enabled" -eq 0 ] && return

	create_dir

	procd_open_instance
	procd_set_param command "/usr/sbin/mapcontroller" "-d"

	if [ -f /etc/config/mapagent ]; then
	        local local_ctrl=0

	        config_load "mapagent"
	        config_foreach handle_controller_select controller_select
	        [ "$local_ctrl" -eq 0 ] && procd_append_param command "-w"
	fi

	procd_set_param respawn
#	procd_set_param stdout 1
#	procd_set_param stderr 1
	procd_close_instance
}

service_triggers()
{
	procd_add_reload_trigger "mapcontroller"
}

reload_service() {
	local enabled

	config_load "mapcontroller"
	config_get_bool enabled controller enabled 1
	if [ "$enabled" -eq 0 ]; then
		stop
		# Start but without instance so reload trigger works.
		start
		return
	fi

	pidof "/usr/sbin/mapcontroller" > /dev/null
	if [[ $? -ne 0 ]] ; then
		start
		return
	fi

	procd_send_signal "mapcontroller"
}