Eye/html/admin/users/add_dhcp.php

<?php
require_once($_SERVER['DOCUMENT_ROOT'] . "/inc/qauth.php");

if (!empty($_GET["ip"]) and !empty($_GET["mac"])) {
  $ip = $_GET["ip"];
  $mac = mac_dotted(trim($_GET["mac"]));
  $dhcp_hostname = '';
  if (!empty($_GET["hostname"])) {
    $dhcp_hostname = trim($_GET["hostname"]);
  }
  $faction = $_GET["action"] * 1;
  $action = 'add';
  if ($faction == 1) {
    $action = 'add';
  }
  if ($faction == 0) {
    $action = 'del';
  }
  LOG_VERBOSE($db_link, "external dhcp request for $ip [$mac] $action");
  if (checkValidIp($ip) and is_our_network($db_link, $ip)) {
    $run_cmd = "/opt/Eye/scripts/dnsmasq-hook.sh '" . $action . "' '" . $mac . "' '" . $ip . "' '" . $dhcp_hostname . "'";
    $result = shell_exec("/usr/bin/sudo " . escapeshellcmd($run_cmd) . " >/dev/null 2>/dev/null &");
    LOG_VERBOSE($db_link, "Run command: $run_cmd ");
  } else {
    LOG_ERROR($db_link, "$ip - wrong network!");
  }
}
unset($_GET);