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

START=90
USE_PROCD=1
PROG=/usr/bin/device-observatory
OPTS=""


boot() {
	local dev="$(uci get -q device-observatory.@setup[0].dev | cut -d ' ' -f 1)"

	# Wait for interface to be up
	ubus -t 15 wait_for network.interface network.${dev:-localhost} 2>/dev/null
	rc_procd start_service
}

xappend() {
	local name="$2" value="$1"
	OPTS="$OPTS --${name//_/-} ${value//'/\\'}"
}

append_opts() {
	local name value cfg="$1"; shift
	for name in $*; do
		config_get value "$cfg" "$name"
		[ -n "$value" ] && xappend "$value" "$name"
	done
}

append_opts_list() {
	local name cfg="$1"; shift
	for name in $*; do
		config_list_foreach "$cfg" "$name" xappend "$name"
	done
}

create_monitor_interface() {
	local ifce="$1" n=$(echo -n "$1" | tail -c 1)

	if [ ! -d "/sys/class/net/$ifce/" ]; then
		iw phy "phy$n" interface add "$ifce" type monitor
		ip link set dev "$ifce" up
	fi
}

start_instance() {
	local cfg="$1"

	OPTS=""

	config_list_foreach "$cfg" "create_monitor" create_monitor_interface "create_monitor"

	append_opts_list "$cfg" dev mdev
	append_opts "$cfg" mac_db port_db json_output device_timeout webserver_port webserver_path track_localhost

	procd_open_instance
	procd_set_param command $PROG $OPTS
	procd_set_param stderr 1
	procd_set_param stdout 0
	procd_close_instance
}

start_service() {
	config_load 'device-observatory'
	config_foreach start_instance 'setup'
}