<?php

// Get admin API handle
require_once 'plc_api.php';
global $adm;

$ip_forward = 0;

// Look up the node
$interfaces = $adm->GetInterfaces(array('ip' => $_SERVER['REMOTE_ADDR']));

if (!empty($interfaces)) {
  $nodes = $adm->GetNodes(array($interfaces[0]['node_id']));
  if (!empty($nodes)) {
    $node = $nodes[0];
    $interfaces = $adm->GetInterfaces($node['interface_ids']);

    foreach ($interfaces as $interface) {
      // Nodes with proxy socket interfaces need to be able to forward
      // between the fake proxy0 interface and the real interface.
      if ($interface['method'] == 'proxy') {
	$ip_forward = 1;
	break;
      }
    }
  }
}

?>

#
# sysctl configuration file to optionally enable/disable IP forwarding
#
# For binary values, 0 is disabled, 1 is enabled.  See sysctl(8) and
# sysctl.conf(5) for more details.
#
# This file is generated by NodeManager Configuration Files... 
# do not manually edit
#

# Controls IP packet forwarding
net.ipv4.ip_forward = <?php echo $ip_forward; ?>