librenms-librenms/includes/discovery/temperatures/rfc1628.inc.php

<?php

global $valid_sensor;

if ($device['os'] == "netmanplus" || $device['os'] == 'deltaups')
{
  $oids = snmp_walk($device, "1.3.6.1.2.1.33.1.2.7", "-Osqn", "UPS-MIB");
  if ($debug) { echo($oids."\n"); }
  $oids = trim($oids);
  if ($oids) echo("RFC1628 Battery Temperature ");
  foreach (explode("\n", $oids) as $data)
  {
    $data = trim($data);
    if ($data)
    {
      list($oid,$descr) = explode(" ", $data,2);
      $split_oid = explode('.',$oid);
      $temperature_id = $split_oid[count($split_oid)-1];
      $temperature_oid  = "1.3.6.1.2.1.33.1.2.7.$temperature_id";
      $temperature = snmp_get($device, $temperature_oid, "-Ovq");
      $descr = "Battery" . (count(explode("\n",$oids)) == 1 ? '' : ' ' . ($temperature_id+1));

      discover_sensor($valid_sensor, 'temperature', $device, $temperature_oid, $temperature_id, 'rfc1628', $descr, '1', '1', NULL, NULL, NULL, NULL, $temperature);
    }
  }
}

?>