planetlab/nodes/node_add.php

   1 <?php
   2
   3 // $Id$
   4
   5 // Require login
   6 require_once 'plc_login.php';
   7
   8 // Get session and API handles
   9 require_once 'plc_session.php';
  10 global $plc, $api;
  11
  12 // Common functions
  13 require_once 'plc_functions.php';
  14 require_once 'details.php';
  15 require_once 'form.php';
  16
  17 // if not a admin, pi, or tech then redirect to node index
  18 // xxx does not take site into account
  19 $has_privileges=plc_is_admin() || plc_is_pi() || plc_is_tech();
  20 if( ! $has_privileges) {
  21   drupal_set_error ("Insufficient provileges to add a node");
  22   header( "index.php" );
  23   return 0;
  24 }
  25
  26 //plc_debug('POST',$_POST);
  27
  28 // if submitted validate and add
  29 // could go in actions.php but OTOH when things fail it's more convenient
  30 // to show the current values again
  31 if ( $_POST['add-node'] )  {
  32
  33   $errors= array();
  34
  35   $hostname = trim($_POST['hostname']);
  36   $model= trim($_POST['model']);
  37   $ip = trim($_POST['ip']);
  38   $method = trim($_POST['method']);
  39   $netmask = trim($_POST['netmask']);
  40   $network = trim($_POST['network']);
  41   $broadcast = trim($_POST['broadcast']);
  42   $gateway = trim($_POST['gateway']);
  43   $dns1 = trim($_POST['dns1']);
  44   $dns2 = trim($_POST['dns2']);
  45   $bwlimit = trim($_POST['bwlimit']);
  46
  47   // used to generate error strings for static fields only
  48   $static_fields= array();
  49   $static_fields['netmask']= "Netmask address";
  50   $static_fields['network']= "Network address";
  51   $static_fields['gateway']= "Gateway address";
  52   $static_fields['broadcast']= "Broadcast address";
  53   $static_fields['dns1']= "Primary DNS address";
  54
  55   if( $method == 'static' ) {
  56     foreach( $static_fields as $field => $desc ) {
  57       if( trim($_POST[$field]) == "" ) {
  58         $errors[] = "$desc is required";
  59       } elseif( !is_valid_ip(trim($_POST[$field])) ) {
  60         $errors[] = "$desc is not a valid address";
  61       }
  62     }
  63
  64     if( !is_valid_network_addr($network,$netmask) ) {
  65       $errors[] = "The network address does not match the netmask";
  66     }
  67   }
  68
  69   if( $hostname == "" ) {
  70     $errors[] = "Hostname is required";
  71   }
  72   if( $ip == "" ) {
  73     $errors[] = "IP is required";
  74   } else if ( ! is_valid_ip ($ip)) {
  75     $errors []= "Invalid IP $ip";
  76   }
  77
  78   if( !empty($errors) ) {
  79     drupal_set_error(plc_itemize($errors));
  80   } else {
  81     // add new node and its interface
  82     $node_fields= array( "hostname"=>$hostname, "model"=>$model );
  83     $site_id= plc_my_site_id();
  84     $node_id= $api->AddNode( intval( $site_id ), $node_fields );
  85
  86     if ( empty($node_id) || ($node_id < 0) ) {
  87       drupal_set_error ("AddNode failed - hostname already present, or not valid ?");
  88     } else {
  89       // now, try to add the network.
  90       $interface_fields= array();
  91       $interface_fields['is_primary']= true;
  92       $interface_fields['ip']= $ip;
  93       $interface_fields['type']= $_POST['type'];
  94       $interface_fields['method']= $method;
  95       if (!empty($bwlimit))
  96         $interface_fields['bwlimit']=$bwlimit;
  97
  98       if ( $method == 'static' ) {
  99         $interface_fields['netmask']= $netmask;
 100         $interface_fields['network']= $network;
 101         $interface_fields['broadcast']= $broadcast;
 102         $interface_fields['gateway']= $gateway;
 103         $interface_fields['dns1']= $dns1;
 104         if (!empty($dns2))
 105           $interface_fields['dns2']= $dns2;
 106       }
 107
 108       $interface_id= $api->AddInterface( $node_id, $interface_fields);
 109       if ($interface_id > 0) {
 110         drupal_set_message ("Node successfully created");
 111         drupal_set_message ("Download a boot image in the 'Download' drop down below");
 112         plc_redirect (l_node($node_id));
 113       } else {
 114         // if AddInterface fails, we have the node created,
 115         // but no primary interface is present.
 116         // The primary interface can be added later,
 117         // but take a look at the possible Methods,
 118         // if we specify TUN/TAP Method we will have
 119         // an error on download of the configuration file
 120         drupal_set_message ("Node created");
 121         drupal_set_error ("But without an interface");
 122         drupal_set_error ("Please review manually");
 123         plc_redirect (l_node($node_id));
 124       }
 125     }
 126   }
 127 }
 128
 129 // Print header
 130 require_once 'plc_drupal.php';
 131 include 'plc_header.php';
 132
 133 // include javacsript helpers
 134 require_once 'prototype.php';
 135 drupal_set_html_head ('
 136 <script type="text/javascript" src="/planetlab/nodes/interface.js"></script>
 137 ');
 138
 139 $sites=$api->GetSites(array(plc_my_site_id()));
 140 $site=$sites[0];
 141 $sitename=$site['name'];
 142
 143 drupal_set_title('Add a new node in site "' . $sitename . '"');
 144
 145 // defaults
 146 $method = $_POST['method'];
 147 if( ! $method ) $method= "static";
 148
 149 $model = $_POST['model'];
 150 if( ! $model ) $model= "Custom";
 151
 152 print <<< EOF
 153 <p class='node_add'>
 154 This page lets you declare a new machine in your site.
 155 This must be done before the machine is turned on, as it will allow you to download a boot image when complete for this node.
 156 <br/>
 157 You must enter an IP address even if you use DHCP.
 158 </p>
 159 EOF;
 160
 161 $details=new PlekitDetails($has_privileges);
 162
 163 // xxx hardwire network type for now
 164 $form_variables = array('type'=>"ipv4");
 165 //$form=$details->form_start(l_actions(),$form_variables);
 166 $form=$details->form_start('/db/nodes/node_add.php',$form_variables);
 167
 168 $details->start();
 169
 170 $details->th_td("Hostname",$hostname,"hostname");
 171 $details->th_td("Model",$model,"model");
 172 $method_select = $form->select_html ("method",
 173                                      interface_method_selectors($api,$method,true),
 174                                      array('id'=>'method',
 175                                            'onChange'=>'updateMethodFields()'));
 176 $details->th_td("Method",$method_select,"method",
 177                 array('input_type'=>'select','value'=>$interface['method']));
 178
 179 // dont display the 'type' selector as it contains only ipv4
 180 //>>> GetNetworkTypes()
 181 //[u'ipv4']
 182
 183 $details->th_td("IP address",$ip,"ip",array('width'=>15,
 184                                             'onKeyup'=>'networkHelper()',
 185                                             'onChange'=>'networkHelper()'));
 186 $details->th_td("Netmask",$netmask,"netmask",array('width'=>15,
 187                                                    'onKeyup'=>'networkHelper()',
 188                                                    'onChange'=>'networkHelper()'));
 189 $details->th_td("Network",$network,"network",array('width'=>15));
 190 $details->th_td("Broadcast",$broadcast,"broadcast",array('width'=>15));
 191 $details->th_td("Gateway",$gateway,"gateway",array('width'=>15,
 192                                                    'onChange'=>'subnetChecker("gateway",false)'));
 193 $details->th_td("DNS 1",$dns1,"dns1",array('width'=>15,
 194                                            'onChange'=>'subnetChecker("dns1",false)'));
 195 $details->th_td("DNS 2",$dns2,"dns2",array('width'=>15,
 196                                            'onChange'=>'subnetChecker("dns2",true)'));
 197 $details->space();
 198 $details->th_td("BW limit (bps)",$bwlimit,"bwlimit",array('width'=>11));
 199
 200 // the buttons
 201 $add_button = $form->submit_html ("add-node","Add New Node",
 202                                   array('onSubmit'=>'interfaceSubmit()'));
 203 $details->tr($add_button,"right");
 204
 205 $details->end();
 206 $form->end();
 207
 208 // Print footer
 209 include 'plc_footer.php';
 210
 211 ?>