<?php
/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package    observium
 * @subpackage discovery
 * @copyright  (C) 2006-2013 Adam Armstrong, (C) 2013-2021 Observium Limited
 *
 */

/*
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortEnable.1.2 = INTEGER: static(2)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortEnable.1.3 = INTEGER: auto(1)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortDiscoverMode.1.2 = INTEGER: unknown(1)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortDiscoverMode.1.3 = INTEGER: unknown(1)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortDeviceDetected.1.2 = INTEGER: false(2)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortDeviceDetected.1.3 = INTEGER: false(2)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortIeeePd.1.2 = INTEGER: true(1)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortIeeePd.1.3 = INTEGER: true(1)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortAdditionalStatus.1.2 = BITS: 00
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortAdditionalStatus.1.3 = BITS: 00
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPwrMax.1.2 = Gauge32: 15400 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPwrMax.1.3 = Gauge32: 15400 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPwrAllocated.1.2 = Gauge32: 15400 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPwrAllocated.1.3 = Gauge32: 10250 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPwrAvailable.1.2 = Gauge32: 15400 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPwrAvailable.1.3 = Gauge32: 10250 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPwrConsumption.1.2 = Gauge32: 7881 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPwrConsumption.1.3 = Gauge32: 6285 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortMaxPwrDrawn.1.2 = Gauge32: 16727 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortMaxPwrDrawn.1.3 = Gauge32: 6394 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortEntPhyIndex.1.2 = INTEGER: 1006
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortEntPhyIndex.1.3 = INTEGER: 1007
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPolicingCapable.1.2 = INTEGER: true(1)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPolicingCapable.1.3 = INTEGER: true(1)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPolicingEnable.1.2 = INTEGER: off(2)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPolicingEnable.1.3 = INTEGER: off(2)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPolicingAction.1.2 = INTEGER: deny(1)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPolicingAction.1.3 = INTEGER: deny(1)
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPwrManAlloc.1.2 = Gauge32: 0 milliwatts
CISCO-POWER-ETHERNET-EXT-MIB::cpeExtPsePortPwrManAlloc.1.3 = Gauge32: 0 milliwatts
*/

$oids = snmpwalk_cache_oid($device, 'cpeExtPsePortEntry', array(), $mib);
print_debug_vars($oids);

foreach ($oids as $index => $entry)
{
  if ($entry['cpeExtPsePortEnable'] == 'disable' ||
      ($entry['cpeExtPsePortPwrAllocated']   == 0 &&
       $entry['cpeExtPsePortPwrAvailable']   == 0 &&
       $entry['cpeExtPsePortPwrConsumption'] == 0 &&
       $entry['cpeExtPsePortMaxPwrDrawn']    == 0))
  {
    // Skip PoE disabled or Down ports
    continue;
  }

  // Detect PoE Group and port
  list($pethPsePortGroupIndex, $cpeExtPsePortIndex) = explode('.', $index);

  $group = $pethPsePortGroupIndex > 1 ? " Group $pethPsePortGroupIndex" : ''; // Add group name if group number greater than 1

  $options = array('entPhysicalIndex' => $entry['cpeExtPsePortEntPhyIndex']);
  $port    = get_port_by_ent_index($device, $entry['cpeExtPsePortEntPhyIndex']);
  //print_vars($port);

  if (is_array($port))
  {
    $entry['ifDescr']            = $port['ifDescr'];
    $options['measured_class']   = 'port';
    $options['measured_entity']  = $port['port_id'];
    $options['entPhysicalIndex_measured'] = $port['ifIndex'];
  } else {
    $entry['ifDescr'] = "Port $cpeExtPsePortIndex";
  }

  $descr    = $entry['ifDescr'] . ' PoE Power' . $group;
  $scale    = 0.001;

  $oid_name = 'cpeExtPsePortPwrConsumption';
  $oid_num  = '.1.3.6.1.4.1.9.9.402.1.2.1.9.'.$index;
  $type     = $mib . '-' . $oid_name;
  $value    = $entry[$oid_name];

  // Limits
  $options['limit_high'] = max($entry['cpeExtPsePortPwrAllocated'], $entry['cpeExtPsePortPwrAvailable']) * $scale;
  if ($options['limit_high'] > 0)
  {
    $options['limit_high_warn'] = $options['limit_high'] - ($options['limit_high'] / 10);
  } else {
    unset($options['limit_high']);
  }

  discover_sensor_ng($device,'power', $mib, $oid_name, $oid_num, $index, NULL, $descr, $scale, $value, $options);
}

// EOF