librenms-librenms/check-errors.php

#!/usr/bin/php
<?php

include("includes/defaults.inc.php");
include("config.php");
include("includes/functions.php");

## Check all of our interface RRD files for errors

if($argv[1]) { $where = "AND `interface_id` = '$argv[1]'"; }

$i = '0';

$interface_query = mysql_query("SELECT * FROM `ports` AS I, `devices` AS D WHERE I.device_id = D.device_id $where");
while ($interface = mysql_fetch_array($interface_query)) {
  $errors = $interface['ifInErrors_delta'] + $interface['ifOutErrors_delta'];
  if($errors > '1') { 
    $errored[] = $interface['hostname'] . " - " . $interface['ifDescr'] . " - " . $interface['ifAlias'] . " - " . $interface['ifInErrors_delta'] . " - " . $interface['ifOutErrors_delta']; 
  }
  $i++;
}

echo("Checked $i Interfaces\n");

if($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
    $i++;
  } 
  ## Send the alert email
  mail($config['email_default'], "Observer detected errors on $i interface" . ($i != 1 ? 's' : ''), $msg, $config['email_headers']);
  echo($msg);
}

?>