+++ /dev/null
-<?php
-//
-// Returns node boot script
-//
-// Mark Huang <mlhuang@cs.princeton.edu>
-// Copyright (C) 2006 The Trustees of Princeton University
-//
-// $Id$ $
-//
-
-// Get admin API handle
-require_once 'plc_api.php';
-global $adm;
-
-// Default bootmanager
-$bootmanager = "bootmanager.sh.sgn";
-
-// 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 = $nodes[0];
- }
-}
-
-if (isset($node)) {
- // Allow very old nodes that do not have a node key in their
- // configuration files to use their "boot nonce" instead. The boot
- // nonce is a random value generated by the node itself and POSTed
- // by the Boot CD when it requests the Boot Manager. This is
- // obviously not very secure, so we only allow it to be used if the
- // requestor IP is the same as the IP address we have on record for
- // the node.
-
- // 3.x CDs post 'version', 2.x CDs post 'id'.
- if (!empty($_REQUEST['version'])) {
- $version = trim($_REQUEST['version']);
- } elseif (!empty($_REQUEST['id'])) {
- $version = trim($_REQUEST['id']);
- } else {
- $version = "2.0";
- }
-
- if (empty($node['key']) && !empty($_REQUEST['nonce'])) {
- // 3.x CDs post the boot nonce in ASCII hex. 2.x CDs post it in binary.
- if (strstr($version, "2.0") === FALSE) {
- // 3.x CDs post a trailing newline...sigh
- $nonce = trim($_REQUEST['nonce']);
- } else {
- $nonce = bin2hex($_REQUEST['nonce']);
- }
- $adm->UpdateNode($node['node_id'], array('boot_nonce' => $nonce));
- }
-
- // Custom bootmanager for the node, e.g.
- // planetlab-1.cs.princeton.edu_bootmanager.sh.sgn
- $bootmanagers = array(strtolower($node['hostname']) . "_" . $bootmanager);
-
- // Custom bootmanager for the node group, e.g.
- // alpha_bootmanager.sh.sgn
- if (!empty($node['nodegroup_ids'])) {
- $nodegroups = $adm->GetNodeGroups($node['nodegroup_ids']);
- foreach ($nodegroups as $nodegroup) {
- $bootmanagers[] = strtolower($nodegroup['groupname']) . "_" . $bootmanager;
- }
- }
-}
-
-// Default bootmanager
-$bootmanagers[] = $bootmanager;
-
-foreach ($bootmanagers as $bootmanager) {
- if (file_exists($bootmanager)) {
- readfile($bootmanager);
- exit();
- }
-}
-
-?>