librenms-librenms/check-services.php

#!/usr/bin/env php
<?php
include("includes/defaults.inc.php");
include("config.php");
include("includes/functions.php");

$sql = "SELECT * FROM devices AS D, services AS S WHERE S.device_id = D.device_id ORDER by D.device_id DESC";
$query = mysql_query($sql);

while ($service = mysql_fetch_assoc($query))
{
  if ($service['status'] = "1")
  {
    unset($check, $service_status, $time, $status);
    $service_status = $service['service_status'];
    $service_type = strtolower($service['service_type']);
    $service_param = $service['service_param'];
    $checker_script = $config['install_dir'] . "/includes/services/" . $service_type . "/check.inc";

    if (is_file($checker_script))
    {
      include($checker_script);
    }
    else
    {
      $status = "2";
      $check = "Error : Script not found ($checker_script)";
    }

    if ($service_status != $status)
    {
      $updated = ", `service_changed` = '" . time() . "' ";
      if ($service['sysContact']) { $email = $service['sysContact']; } else { $email = $config['email_default']; }
      if ($status == "1")
      {
        $msg  = "Service Up: " . $service['service_type'] . " on " . $service['hostname'];
        $msg .= " at " . date($config['timestamp_format']);
        notify($device, "Service Up: " . $service['service_type'] . " on " . $service['hostname'], $msg);
      }
      elseif ($status == "0")
      {
        $msg  = "Service Down: " . $service['service_type'] . " on " . $service['hostname'];
        $msg .= " at " . date($config['timestamp_format']);
        notify($device, "Service Down: " . $service['service_type'] . " on " . $service['hostname'], $msg);
      }
    } else { unset($updated); }

    $update_sql = "UPDATE `services` SET `service_status` = '$status', `service_message` = '" . addslashes($check) . "', `service_checked` = '" . time() . "' $updated WHERE `service_id` = '" . $service['service_id']. "'";
    mysql_query($update_sql);
  } else {
    $status = "0";
  }

  $rrd  = $config['rrd_dir'] . "/" . $service['hostname'] . "/" . safename("service-" . $service['service_type'] . "-" . $service['service_id'] . ".rrd");

  if (!is_file($rrd))
  {
    rrdtool_create($rrd,"--step 300 \
      DS:status:GAUGE:600:0:1 \
      RRA:AVERAGE:0.5:1:1200 \
      RRA:AVERAGE:0.5:12:2400");
  }

  if ($status == "1" || $status == "0")
  {
    rrdtool_update($rrd,"N:".$status);
  }
} # while

?>