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 'toggle.php';
  15 require_once 'details.php';
  16 require_once 'form.php';
  17
  18 // if not a admin, pi, or tech then redirect to node index
  19 // xxx does not take site into account
  20 $has_privileges=plc_is_admin();
  21 if( ! $has_privileges) {
  22   drupal_set_error ("Insufficient provileges to add a node");
  23   header( "index.php" );
  24   return 0;
  25 }
  26
  27 //plc_debug('POST',$_POST);
  28
  29 // if submitted validate and add
  30 // could go in actions.php but OTOH when things fail it's more convenient
  31 // to show the current values again
  32 if ( $_POST['add-node'] )  {
  33
  34   $errors= array();
  35
  36   $site_id = trim($_POST['site_id']);
  37   $hostname = trim($_POST['hostname']);
  38   $model= trim($_POST['model']);
  39   $ip = trim($_POST['ip']);
  40   $method = trim($_POST['method']);
  41   $netmask = trim($_POST['netmask']);
  42   $network = trim($_POST['network']);
  43   $broadcast = trim($_POST['broadcast']);
  44   $gateway = trim($_POST['gateway']);
  45   $dns1 = trim($_POST['dns1']);
  46   $dns2 = trim($_POST['dns2']);
  47   $bwlimit = trim($_POST['bwlimit']);
  48
  49   // used to generate error strings for static fields only
  50   $static_fields= array();
  51   $static_fields['netmask']= "Netmask address";
  52   $static_fields['network']= "Network address";
  53   $static_fields['gateway']= "Gateway address";
  54   $static_fields['broadcast']= "Broadcast address";
  55   $static_fields['dns1']= "Primary DNS address";
  56
  57   if( $method == 'static' ) {
  58     foreach( $static_fields as $field => $desc ) {
  59       if( trim($_POST[$field]) == "" ) {
  60         $errors[] = "$desc is required";
  61       } elseif( !is_valid_ip(trim($_POST[$field])) ) {
  62         $errors[] = "$desc is not a valid address";
  63       }
  64     }
  65
  66     if( !is_valid_network_addr($network,$netmask) ) {
  67       $errors[] = "The network address does not match the netmask";
  68     }
  69   }
  70
  71   if( $hostname == "" ) {
  72     $errors[] = "Hostname is required";
  73   }
  74   if( $ip == "" ) {
  75     $errors[] = "IP is required";
  76   } else if ( ! is_valid_ip ($ip)) {
  77     $errors []= "Invalid IP $ip";
  78   }
  79
  80   if( !empty($errors) ) {
  81     drupal_set_error(plc_itemize($errors));
  82   } else {
  83     // add new node and its interface
  84     $node_fields= array( "hostname"=>$hostname, "model"=>$model );
  85     $node_id= $api->AddNode( intval( $site_id ), $node_fields );
  86
  87     if ( empty($node_id) || ($node_id < 0) ) {
  88       drupal_set_error ("AddNode failed - hostname already present, or not valid ?");
  89     } else {
  90       // now, try to add the network.
  91       $interface_fields= array();
  92       $interface_fields['is_primary']= true;
  93       $interface_fields['ip']= $ip;
  94       $interface_fields['type']= $_POST['type'];
  95       $interface_fields['method']= $method;
  96       if (!empty($bwlimit))
  97         $interface_fields['bwlimit']=$bwlimit;
  98
  99       if ( $method == 'static' ) {
 100         $interface_fields['netmask']= $netmask;
 101         $interface_fields['network']= $network;
 102         $interface_fields['broadcast']= $broadcast;
 103         $interface_fields['gateway']= $gateway;
 104         $interface_fields['dns1']= $dns1;
 105         if (!empty($dns2))
 106           $interface_fields['dns2']= $dns2;
 107       }
 108
 109       $interface_id= $api->AddInterface( $node_id, $interface_fields);
 110       if ($interface_id > 0) {
 111         drupal_set_message ("Node successfully created");
 112         drupal_set_message ("Download a boot image in the 'Download' drop down below");
 113         plc_redirect (l_node($node_id));
 114       } else {
 115         // if AddInterface fails, we have the node created,
 116         // but no primary interface is present.
 117         // The primary interface can be added later,
 118         // but take a look at the possible Methods,
 119         // if we specify TUN/TAP Method we will have
 120         // an error on download of the configuration file
 121         drupal_set_message ("Node created");
 122         drupal_set_error ("But without an interface");
 123         drupal_set_error ("Please review manually");
 124         plc_redirect (l_node($node_id));
 125       }
 126     }
 127   }
 128 }
 129
 130 // Print header
 131 require_once 'plc_drupal.php';
 132 include 'plc_header.php';
 133
 134 // include javacsript helpers
 135 require_once 'prototype.php';
 136 drupal_set_html_head ('
 137 <script type="text/javascript" src="/planetlab/nodes/interface.js"></script>
 138 ');
 139
 140 drupal_set_title('Add a new node to site');
 141
 142 // defaults
 143 $method = $_POST['method'];
 144 if( ! $method ) $method= "static";
 145
 146 $model = $_POST['model'];
 147 if( ! $model ) $model= "Custom";
 148
 149 print <<< EOF
 150 <p class='node_add'>
 151 This page lets you declare a new machine to a site.
 152 <br/>
 153 This must be done before the machine is turned on,
 154 as it will allow you to download a boot image when complete for this node.
 155 <br/>
 156 It is now reserved to admins, as regular users are supposed to use the register wizard, that among other things enforces PCU deployment.
 157 <br/>
 158 An IP address is required even if you use DHCP.
 159 </p>
 160 EOF;
 161
 162 $toggle = new PlekitToggle ('add-node',"Add Node",
 163                             array('bubble'=>'Add a node - does not enforce PCU - for admins only !',
 164                                   'visible'=>get_arg('show_details',true)));
 165 $toggle->start();
 166
 167 $details=new PlekitDetails($has_privileges);
 168
 169 // xxx hardwire network type for now
 170 $form_variables = array('type'=>"ipv4");
 171 //$form=$details->form_start(l_actions(),$form_variables);
 172 $form=$details->form_start('/db/nodes/node_add.php',$form_variables,
 173                            array('onSubmit'=>'return interfaceSubmit()'));
 174
 175 $details->start();
 176
 177 $site_columns=array( "site_id", "name", "login_base" );
 178 $local_sites= $api->GetSites( array("peer_id"=>NULL, '-SORT'=>'name'), $site_columns );
 179 function site_selector($site) { return array('display'=>$site['name'],"value"=>$site['site_id']); }
 180 $site_selector = array_map ("site_selector",$local_sites);
 181 $site_select = $form->select_html("site_id", $site_selector, array('id'=>'site_id'));
 182 $details->th_td("Site",
 183                 $site_select,
 184                 "site_id",
 185                 array('input_type'=>'select','value'=>$interface['site_id']));
 186
 187 $details->th_td("Hostname",$hostname,"hostname");
 188 $details->th_td("Model",$model,"model");
 189 $method_select = $form->select_html ("method",
 190                                      interface_method_selectors($api,$method,true),
 191                                      array('id'=>'method',
 192                                            'onChange'=>'updateMethodFields()'));
 193 $details->th_td("Method",$method_select,"method",
 194                 array('input_type'=>'select','value'=>$interface['method']));
 195
 196 // dont display the 'type' selector as it contains only ipv4
 197 //>>> GetNetworkTypes()
 198 //[u'ipv4']
 199
 200 $details->th_td("IP address",$ip,"ip",array('width'=>15,
 201                                             'onKeyup'=>'networkHelper()',
 202                                             'onChange'=>'networkHelper()'));
 203 $details->th_td("Netmask",$netmask,"netmask",array('width'=>15,
 204                                                    'onKeyup'=>'networkHelper()',
 205                                                    'onChange'=>'networkHelper()'));
 206 $details->th_td("Network",$network,"network",array('width'=>15));
 207 $details->th_td("Broadcast",$broadcast,"broadcast",array('width'=>15));
 208 $details->th_td("Gateway",$gateway,"gateway",array('width'=>15,
 209                                                    'onChange'=>'subnetChecker("gateway",false)'));
 210 $details->th_td("DNS 1",$dns1,"dns1",array('width'=>15,
 211                                            'onChange'=>'subnetChecker("dns1",false)'));
 212 $details->th_td("DNS 2",$dns2,"dns2",array('width'=>15,
 213                                            'onChange'=>'subnetChecker("dns2",true)'));
 214 $details->space();
 215 $details->th_td("BW limit (bps)",$bwlimit,"bwlimit",array('width'=>11));
 216
 217 // the buttons
 218 $add_button = $form->submit_html ("add-node","Add New Node");
 219 $details->tr($add_button,"right");
 220
 221 $form->end();
 222 $details->end();
 223 $toggle->end();
 224
 225 // Print footer
 226 include 'plc_footer.php';
 227
 228 ?>