librenms-librenms/includes/discovery/frequencies.inc.php

<?php
echo("Frequencies : ");

## MGE UPS Frequencies
if ($device['os'] == "mgeups") 
{
  echo("MGE ");
  $oids = trim(snmp_walk($device, "1.3.6.1.4.1.705.1.7.1", "-OsqnU"));
  if ($debug) { echo($oids."\n"); }
  list($unused,$numPhase) = explode(' ',$oids);
  for($i = 1; $i <= $numPhase;$i++)
  {
    $freq_oid   = ".1.3.6.1.4.1.705.1.7.2.1.3.$i";
    $descr      = "Output"; if ($numPhase > 1) $descr .= " Phase $i";
    $current    = snmp_get($device, $freq_oid, "-Oqv");
    if (!$current)
    {
      $freq_oid .= ".0";
      $current    = snmp_get($device, $freq_oid, "-Oqv");
    }
    $current   /= 10;
    $type       = "mge-ups";
    $divisor  = 10;
    $index      = $i;
    echo discover_sensor($valid_sensor, 'freq', $device, $freq_oid, $index, $type, $descr, $divisor, '1', NULL, NULL, NULL, NULL, $current);
  }
  $oids = trim(snmp_walk($device, "1.3.6.1.4.1.705.1.6.1", "-OsqnU"));
  if ($debug) { echo($oids."\n"); }
  list($unused,$numPhase) = explode(' ',$oids);
  for($i = 1; $i <= $numPhase;$i++)
  {
    $freq_oid   = ".1.3.6.1.4.1.705.1.6.2.1.3.$i";
    $descr      = "Input"; if ($numPhase > 1) $descr .= " Phase $i";
    $current    = snmp_get($device, $freq_oid, "-Oqv");
    if (!$current)
    {
      $freq_oid .= ".0";
      $current    = snmp_get($device, $freq_oid, "-Oqv");
    }
    $current   /= 10;
    $type       = "mge-ups";
    $divisor  = 10;
    $index      = 100+$i;
    echo discover_sensor($valid_sensor, 'freq', $device, $freq_oid, $index, $type, $descr, $divisor, '1', NULL, NULL, NULL, NULL, $current);
  }
}

## Riello UPS
if ($device['os'] == "netmanplus") 
{
  echo("NetMan Plus ");
  
  $oids = trim(snmp_walk($device, "1.3.6.1.2.1.33.1.3.2.0", "-OsqnU"));
  if ($debug) { echo($oids."\n"); }
  list($unused,$numPhase) = explode(' ',$oids);
  for($i = 1; $i <= $numPhase;$i++)
  {
    $freq_oid   = "1.3.6.1.2.1.33.1.3.3.1.2.$i";
    $descr      = "Input"; if ($numPhase > 1) $descr .= " Phase $i";
    $current    = snmp_get($device, $freq_oid, "-Oqv") / 10;
    $type       = "netmanplus";
    $divisor  = 10;
    $index      = '3.2.0.'.$i;
    echo discover_sensor($valid_sensor, 'freq', $device, $freq_oid, $index, $type, $descr, $divisor, '1', NULL, NULL, NULL, NULL, $current);
  }

  $freq_oid   = "1.3.6.1.2.1.33.1.4.2.0";
  $descr      = "Output";
  $current    = snmp_get($device, $freq_oid, "-Oqv") / 10;
  $type       = "netmanplus";
  $divisor  = 10;
  $index      = '4.2.0';
  echo discover_sensor($valid_sensor, 'freq', $device, $freq_oid, $index, $type, $descr, $divisor, '1', NULL, NULL, NULL, NULL, $current);

  $freq_oid   = "1.3.6.1.2.1.33.1.5.1.0";
  $descr      = "Bypass";
  $current    = snmp_get($device, $freq_oid, "-Oqv") / 10;
  $type       = "netmanplus";
  $divisor  = 10;
  $index      = '5.1.0';
  echo discover_sensor($valid_sensor, 'freq', $device, $freq_oid, $index, $type, $descr, $divisor, '1', NULL, NULL, NULL, NULL, $current);
}

## APC
if ($device['os'] == "apc") 
{
  $oids = snmp_walk($device, "1.3.6.1.4.1.318.1.1.8.5.3.2.1.4", "-OsqnU", "");
  if ($debug) { echo($oids."\n"); }
  if ($oids) echo("APC In ");
  $divisor = 1;
  $type = "apc";
  foreach(explode("\n", $oids) as $data) 
  {
    $data = trim($data);
    if ($data) 
    {
      list($oid,$current) = explode(" ", $data,2);
      $split_oid = explode('.',$oid);
      $index = $split_oid[count($split_oid)-1];
      $oid  = "1.3.6.1.4.1.318.1.1.8.5.3.2.1.4." . $index;
      $descr = "Input Feed " . chr(64+$index);
      discover_sensor($valid_sensor, 'freq', $device, $oid, "3.2.1.4.$index", $type, $descr, $divisor, '1', NULL, NULL, NULL, NULL, $current);
    }
  }

  $oids = snmp_walk($device, "1.3.6.1.4.1.318.1.1.8.5.4.2.1.4", "-OsqnU", "");
  if ($debug) { echo($oids."\n"); }
  if ($oids) echo(" APC Out ");
  $divisor = 1;
  $type = "apc";
  foreach(explode("\n", $oids) as $data) 
  {
    $data = trim($data);
    if ($data) 
    {
      list($oid,$current) = explode(" ", $data,2);
      $split_oid = explode('.',$oid);
      $index = $split_oid[count($split_oid)-3];
      $oid  = "1.3.6.1.4.1.318.1.1.8.5.4.2.1.4." . $index;
      $descr = "Output Feed"; if (count(explode("\n", $oids)) > 1) { $descr .= " $index"; }
      discover_sensor($valid_sensor, 'freq', $device, $oid, "4.2.1.4.$index", $type, $descr, $divisor, '1', NULL, NULL, NULL, NULL, $current);
    }
  }

  $oids = snmp_get($device, "1.3.6.1.4.1.318.1.1.1.3.2.4.0", "-OsqnU", "");
  if ($debug) { echo($oids."\n"); }
  if ($oids)
  {
    echo(" APC In ");
    list($oid,$current) = explode(" ",$oids);
    $divisor = 1;
    $type = "apc";
    $index = "3.2.4.0";
    $descr = "Input";
    discover_sensor($valid_sensor, 'freq', $device, $oid, $index, $type, $descr, $divisor, '1', NULL, NULL, NULL, NULL, $current);
  }

  $oids = snmp_get($device, "1.3.6.1.4.1.318.1.1.1.4.2.2.0", "-OsqnU", "");
  if ($debug) { echo($oids."\n"); }
  if ($oids)
  {
    echo(" APC Out ");
    list($oid,$current) = explode(" ",$oids);
    $divisor = 1;
    $type = "apc";
    $index = "4.2.2.0";
    $descr = "Output";
    discover_sensor($valid_sensor, 'freq', $device, $oid, $index, $type, $descr, $divisor, '1', NULL, NULL, NULL, NULL, $current);
  }
}


if($debug) { print_r($valid['freq']); }

check_valid_sensors($device, 'freq', $valid_sensor);

echo("\n");
?>