add labels and conntrack stats to prometheus output

stats-to-prometheus-collector.sh

@@ -16,7 +16,7 @@ fi
 targetname="/var/lib/prometheus/node-exporter/capport-${instance}.prom"
 tmpname="${targetname}.$$"
 
-if ./stats.sh "${ifname}" > "${tmpname}"; then
+if ./stats.sh --instance "${instance}" --interface "${ifname}" > "${tmpname}"; then
     mv "${tmpname}" "${targetname}"
 else
     rm "${tmpname}"