librenms-librenms/check-errors.php

#!/usr/bin/env php
<?php

/**
 * Observium
 *
 *   This file is part of Observium.
 *
 * @package    observium
 * @subpackage alerts
 * @author     Adam Armstrong <adama@memetic.org>
 * @copyright  (C) 2006 - 2012 Adam Armstrong
 */

chdir(dirname($argv[0]));

require 'includes/defaults.inc.php';
require 'config.php';
require 'includes/definitions.inc.php';
require 'includes/functions.php';
require 'html/includes/functions.inc.php';

// Check all of our interface RRD files for errors
if ($argv[1]) {
    $where  = 'AND `port_id` = ?';
    $params = array($argv[1]);
}

$i       = 0;
$errored = 0;

foreach (dbFetchRows("SELECT * FROM `ports` AS I, `devices` AS D WHERE I.device_id = D.device_id $where", $params) as $interface) {
    $errors = ($interface['ifInErrors_delta'] + $interface['ifOutErrors_delta']);
    if ($errors > '1') {
        $errored[] = generate_device_link($interface, $interface['hostname'].' - '.$interface['ifDescr'].' - '.$interface['ifAlias'].' - '.$interface['ifInErrors_delta'].' - '.$interface['ifOutErrors_delta']);
        $errored++;
    }

    $i++;
}

echo "Checked $i interfaces\n";

if (is_array($errored)) {
    // If there are errored ports
    $i   = 0;
    $msg = "Interfaces with errors : \n\n";

    foreach ($errored as $int) {
    $msg .= "$int\n";
        // Add a line to the report email warning about them
        $i++;
    }

    // Send the alert email
    notify($device, $config['project_name']." detected errors on $i interface".($i != 1 ? 's' : ''), $msg);
}

echo "$errored interfaces with errors over the past 5 minutes.\n";