admin/mnet/index.php

   1 <?PHP
   2
   3     // Allows the admin to configure mnet stuff
   4
   5     require_once(dirname(dirname(dirname(__FILE__))) . '/config.php');
   6     require_once($CFG->libdir.'/adminlib.php');
   7     include_once($CFG->dirroot.'/mnet/lib.php');
   8
   9     require_login();
  10     admin_externalpage_setup('net');
  11
  12     $context = get_context_instance(CONTEXT_SYSTEM);
  13
  14     require_capability('moodle/site:config', $context, $USER->id, true, "nopermissions");
  15
  16     $site = get_site();
  17     $mnet = get_mnet_environment();
  18
  19     if (!extension_loaded('openssl')) {
  20         echo $OUTPUT->header();
  21         set_config('mnet_dispatcher_mode', 'off');
  22         print_error('requiresopenssl', 'mnet');
  23     }
  24
  25     if (!function_exists('curl_init') ) {
  26         echo $OUTPUT->header();
  27         set_config('mnet_dispatcher_mode', 'off');
  28         print_error('nocurl', 'mnet');
  29     }
  30
  31     if (!isset($CFG->mnet_dispatcher_mode)) {
  32         set_config('mnet_dispatcher_mode', 'off');
  33     }
  34
  35 /// If data submitted, process and store
  36     if (($form = data_submitted()) && confirm_sesskey()) {
  37         if (!empty($form->submit) && $form->submit == get_string('savechanges')) {
  38             if (in_array($form->mode, array("off", "strict", "dangerous"))) {
  39                 if (set_config('mnet_dispatcher_mode', $form->mode)) {
  40                     redirect('index.php', get_string('changessaved'));
  41                 } else {
  42                     print_error('invalidaction', '', 'index.php');
  43                 }
  44             }
  45         } elseif (!empty($form->submit) && $form->submit == get_string('delete')) {
  46             $mnet->get_private_key();
  47             $SESSION->mnet_confirm_delete_key = md5(sha1($mnet->keypair['keypair_PEM'])).':'.time();
  48
  49             $formcontinue = new single_button(new moodle_url('index.php', array('confirm' => md5($mnet->public_key))), get_string('yes'));
  50             $formcancel = new single_button(new moodle_url('index.php', array()), get_string('no'));
  51             echo $OUTPUT->confirm(get_string("deletekeycheck", "mnet"), $formcontinue, $formcancel);
  52             exit;
  53         } else {
  54             // We're deleting
  55
  56
  57             if (!isset($SESSION->mnet_confirm_delete_key)) {
  58                 // fail - you're being attacked?
  59             }
  60
  61             $key = '';
  62             $time = '';
  63             @list($key, $time) = explode(':',$SESSION->mnet_confirm_delete_key);
  64             $mnet->get_private_key();
  65
  66             if($time < time() - 60) {
  67                 // fail - you're out of time.
  68                 print_error ('deleteoutoftime', 'mnet', 'index.php');
  69                 exit;
  70             }
  71
  72             if ($key != md5(sha1($mnet->keypair['keypair_PEM']))) {
  73                 // fail - you're being attacked?
  74                 print_error ('deletewrongkeyvalue', 'mnet', 'index.php');
  75                 exit;
  76             }
  77
  78             $mnet->replace_keys();
  79             redirect('index.php', get_string('keydeleted','mnet'));
  80             exit;
  81         }
  82     }
  83     $hosts = $DB->get_records_select('mnet_host', "id <> ? AND deleted = 0", array($CFG->mnet_localhost_id), 'wwwroot ASC');
  84
  85     echo $OUTPUT->header();
  86 ?>
  87 <form method="post" action="index.php">
  88     <table align="center" width="635" class="generalbox" border="0" cellpadding="5" cellspacing="0">
  89         <tr>
  90             <td  class="generalboxcontent">
  91             <table cellpadding="9" cellspacing="0" >
  92                 <tr valign="top">
  93                     <td colspan="2" class="header"><?php print_string('aboutyourhost', 'mnet'); ?></td>
  94                 </tr>
  95                 <tr valign="top">
  96                     <td align="right"><?php print_string('publickey', 'mnet'); ?>:</td>
  97                     <td><pre><?php echo $mnet->public_key; ?></pre></td>
  98                 </tr>
  99                 <tr valign="top">
 100                     <td align="right"><?php print_string('expires', 'mnet'); ?>:</td>
 101                     <td><?php echo userdate($mnet->public_key_expires); ?></td>
 102                 </tr>
 103             </table>
 104             </td>
 105         </tr>
 106     </table>
 107 </form>
 108 <form method="post" action="index.php">
 109     <table align="center" width="635" class="generalbox" border="0" cellpadding="5" cellspacing="0">
 110         <tr>
 111             <td  class="generalboxcontent">
 112             <table cellpadding="9" cellspacing="0" >
 113                 <tr valign="top">
 114                     <td colspan="2" class="header"><?php print_string('expireyourkey', 'mnet'); ?></td>
 115                 </tr>
 116                 <tr valign="top">
 117                     <td colspan="2"><?php print_string('expireyourkeyexplain', 'mnet'); ?></td>
 118                 </tr>
 119                 <tr valign="top">
 120                     <td align="left" width="10" nowrap="nowrap"><?php print_string('expireyourkey', 'mnet'); ?></td>
 121                     <td align="left"><input type="hidden" name="sesskey" value="<?php echo sesskey() ?>" />
 122                         <input type="hidden" name="deleteKey" value="" />
 123                         <input type="submit" name="submit" value="<?php print_string('delete'); ?>" />
 124                     </td>
 125                 </tr>
 126             </table>
 127             </td>
 128         </tr>
 129     </table>
 130 </form>
 131
 132 <?php
 133 echo $OUTPUT->footer();