<?php

/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package        observium
 * @subpackage     discovery
 * @copyright  (C) Adam Armstrong
 *
 */

// This device not have self Indexes.
// Use workaround ($base_vendor_index * 100000) + ($e7CardBank * 1000) + $e7CardIndex
$base_vendor_index = 6321;

// System
$e7SystemId = snmp_get($device, 'e7SystemId.0', '-OQUs', 'E7-Calix-MIB');
if ($e7SystemId) {
    $e7SystemChassisSerialNumber = snmp_get($device, '.1.3.6.1.4.1.6321.1.2.2.2.1.7.10.0', '-Oqvn');
    $system_index                = $base_vendor_index * 100000;
    $inventory[$system_index]    = [
      'entPhysicalDescr'        => 'Calix Networks, E7 Ethernet Service Access Platform',
      'entPhysicalClass'        => 'chassis',
      'entPhysicalName'         => 'E7 ESAP',
      'entPhysicalSerialNum'    => $e7SystemChassisSerialNumber,
      'entPhysicalAssetID'      => $e7SystemId,
      'entPhysicalIsFRU'        => 'true',
      'entPhysicalContainedIn'  => 0,
      'entPhysicalParentRelPos' => 0,
      'entPhysicalMfgName'      => 'Calix'
    ];
    discover_inventory($device, $system_index, $inventory[$system_index], $mib);

    // Cards
    $E7CardEntry = snmpwalk_cache_twopart_oid($device, 'E7CardEntry', [], 'E7-Calix-MIB');
    foreach ($E7CardEntry as $e7CardBank => $entries) {
        $bank_index             = $system_index + $e7CardBank * 1000;
        $inventory[$bank_index] = [
          'entPhysicalDescr'        => 'E7 ESAP Bank',
          'entPhysicalClass'        => 'container',
          'entPhysicalName'         => 'Bank ' . $e7CardBank,
          'entPhysicalIsFRU'        => 'false',
          'entPhysicalContainedIn'  => $system_index,
          'entPhysicalParentRelPos' => $e7CardBank,
          'entPhysicalMfgName'      => 'Calix'
        ];
        discover_inventory($device, $bank_index, $inventory[$bank_index], $mib);

        foreach ($entries as $e7CardIndex => $entry) {
            $card_index             = $bank_index + $e7CardIndex;
            $inventory[$card_index] = [
              'entPhysicalDescr'        => 'E7 ESAP Card',
              'entPhysicalClass'        => 'other',
              'entPhysicalName'         => 'Card ' . ucfirst($entry['e7CardActualType']),
              'entPhysicalVendorType'   => $entry['e7CardActualType'],
              'entPhysicalSerialNum'    => $entry['e7CardSerialNumber'],
              'entPhysicalSoftwareRev'  => $entry['e7CardSoftwareVersion'],
              'entPhysicalIsFRU'        => 'false',
              'entPhysicalContainedIn'  => $bank_index,
              'entPhysicalParentRelPos' => $e7CardIndex,
              'entPhysicalMfgName'      => 'Calix'
            ];
            discover_inventory($device, $card_index, $inventory[$card_index], $mib);
        }
    }

    print_debug_vars($inventory);
}

// EOF