#!/bin/sh

MESH_INTERFACE=$(uci get nodewatcher.@network[0].mesh_interface)
SCRIPT_DATA_FILE=$(uci get nodewatcher.@script[0].data_file).json

debug() {
	(>&2 echo "nodewatcher: $1")
}

debug "Collecting information about connected clients"

. /usr/share/libubox/jshn.sh
json_load_file $SCRIPT_DATA_FILE

json_add_object "clients"

json_add_array interfaces

client_count=0
CLIENT_INTERFACES=$(ls "/sys/class/net/$MESH_INTERFACE/brif" | grep -v '^bat')

for clientif in ${CLIENT_INTERFACES}; do
	json_add_object ""
	cc=$(bridge fdb show br "$MESH_INTERFACE" brport "$clientif" | grep -v self | grep -v permanent -c)
	client_count=$((client_count + cc))
	json_add_string "$clientif" "$cc"
	json_close_object #iface object
done

json_close_object #interfaces array
json_add_string "count" "$client_count"
json_close_object #clients

json_dump > $SCRIPT_DATA_FILE

#exit 0