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 $is_pi_or_tech=plc_is_pi() || plc_is_tech();
  22 if( ! $has_privileges) {
  23   if ( $is_pi_or_tech) {
  24     drupal_goto(l_register_node());
  25     return 0;
  26   }
  27   drupal_set_error ("Insufficient privileges to add a node");
  28   header( "index.php" );
  29   return 0;
  30 }
  31
  32 //plc_debug('POST',$_POST);
  33
  34 // if submitted validate and add
  35 // could go in actions.php but OTOH when things fail it's more convenient
  36 // to show the current values again
  37 if ( $_POST['add-node'] )  {
  38
  39   $errors= array();
  40
  41   $site_id = trim($_POST['site_id']);
  42   $hostname = trim($_POST['hostname']);
  43   $model= trim($_POST['model']);
  44   $ip = trim($_POST['ip']);
  45   $method = trim($_POST['method']);
  46   $netmask = trim($_POST['netmask']);
  47   $network = trim($_POST['network']);
  48   $broadcast = trim($_POST['broadcast']);
  49   $gateway = trim($_POST['gateway']);
  50   $dns1 = trim($_POST['dns1']);
  51   $dns2 = trim($_POST['dns2']);
  52   $bwlimit = trim($_POST['bwlimit']);
  53
  54   // used to generate error strings for static fields only
  55   $static_fields= array();
  56   $static_fields['netmask']= "Netmask address";
  57   $static_fields['network']= "Network address";
  58   $static_fields['gateway']= "Gateway address";
  59   $static_fields['broadcast']= "Broadcast address";
  60   $static_fields['dns1']= "Primary DNS address";
  61
  62   if( $method == 'static' ) {
  63     foreach( $static_fields as $field => $desc ) {
  64       if( trim($_POST[$field]) == "" ) {
  65         $errors[] = "$desc is required";
  66       } elseif( !is_valid_ip(trim($_POST[$field])) ) {
  67         $errors[] = "$desc is not a valid address";
  68       }
  69     }
  70
  71     if( !is_valid_network_addr($network,$netmask) ) {
  72       $errors[] = "The network address does not match the netmask";
  73     }
  74   }
  75
  76   if( $hostname == "" ) {
  77     $errors[] = "Hostname is required";
  78   }
  79   if( $ip == "" ) {
  80     $errors[] = "IP is required";
  81   } else if ( ! is_valid_ip ($ip)) {
  82     $errors []= "Invalid IP $ip";
  83   }
  84
  85   if( !empty($errors) ) {
  86     drupal_set_error(plc_itemize($errors));
  87   } else {
  88     // add new node and its interface
  89     $node_fields= array( "hostname"=>$hostname, "model"=>$model );
  90     $node_id= $api->AddNode( intval( $site_id ), $node_fields );
  91
  92     if ( empty($node_id) || ($node_id < 0) ) {
  93       drupal_set_error ("AddNode failed - hostname already present, or not valid ?");
  94     } else {
  95       // now, try to add the network.
  96       $interface_fields= array();
  97       $interface_fields['is_primary']= true;
  98       $interface_fields['ip']= $ip;
  99       $interface_fields['type']= $_POST['type'];
 100       $interface_fields['method']= $method;
 101       if (!empty($bwlimit))
 102         $interface_fields['bwlimit']=$bwlimit;
 103
 104       if ( $method == 'static' ) {
 105         $interface_fields['netmask']= $netmask;
 106         $interface_fields['network']= $network;
 107         $interface_fields['broadcast']= $broadcast;
 108         $interface_fields['gateway']= $gateway;
 109         $interface_fields['dns1']= $dns1;
 110         if (!empty($dns2))
 111           $interface_fields['dns2']= $dns2;
 112       }
 113
 114       $interface_id= $api->AddInterface( $node_id, $interface_fields);
 115       if ($interface_id > 0) {
 116         drupal_set_message ("Node successfully created");
 117         drupal_set_message ("Download a boot image in the 'Download' drop down below");
 118         plc_redirect (l_node($node_id));
 119       } else {
 120         // if AddInterface fails, we have the node created,
 121         // but no primary interface is present.
 122         // The primary interface can be added later,
 123         // but take a look at the possible Methods,
 124         // if we specify TUN/TAP Method we will have
 125         // an error on download of the configuration file
 126         drupal_set_message ("Node created");
 127         drupal_set_error ("But without an interface");
 128         drupal_set_error ("Please review manually");
 129         plc_redirect (l_node($node_id));
 130       }
 131     }
 132   }
 133 }
 134
 135 // Print header
 136 require_once 'plc_drupal.php';
 137 include 'plc_header.php';
 138
 139 // include javacsript helpers
 140 require_once 'prototype.php';
 141 drupal_set_html_head ('
 142 <script type="text/javascript" src="/planetlab/nodes/interface.js"></script>
 143 ');
 144
 145 drupal_set_title('Add a new node to site');
 146
 147 // defaults
 148 $method = $_POST['method'];
 149 if( ! $method ) $method= "static";
 150
 151 $model = $_POST['model'];
 152 if( ! $model ) $model= "Custom";
 153
 154 print <<< EOF
 155 <p class='node_add'>
 156 This page lets you declare a new machine to a site.
 157 <br/>
 158 This must be done before the machine is turned on,
 159 as it will allow you to download a boot image when complete for this node.
 160 <br/>
 161 It is now reserved to admins, as regular users are supposed to use the register wizard, that among other things enforces PCU deployment.
 162 <br/>
 163 An IP address is required even if you use DHCP.
 164 </p>
 165 EOF;
 166
 167 $toggle = new PlekitToggle ('add-node',"Add Node",
 168                             array('bubble'=>'Add a node - does not enforce PCU - for admins only !',
 169                                   'visible'=>get_arg('show_details',true)));
 170 $toggle->start();
 171
 172 $details=new PlekitDetails($has_privileges);
 173
 174 // xxx hardwire network type for now
 175 $form_variables = array('type'=>"ipv4");
 176 //$form=$details->form_start(l_actions(),$form_variables);
 177 $form=$details->form_start('/db/nodes/node_add.php',$form_variables,
 178                            array('onSubmit'=>'return interfaceSubmit()'));
 179
 180 $details->start();
 181
 182 $site_columns=array( "site_id", "name", "login_base" );
 183 $local_sites= $api->GetSites( array("peer_id"=>NULL, '-SORT'=>'name'), $site_columns );
 184 function site_selector($site) { return array('display'=>$site['name'],"value"=>$site['site_id']); }
 185 $site_selector = array_map ("site_selector",$local_sites);
 186 $site_select = $form->select_html("site_id", $site_selector, array('id'=>'site_id'));
 187 $details->th_td("Site",
 188                 $site_select,
 189                 "site_id",
 190                 array('input_type'=>'select','value'=>$interface['site_id']));
 191
 192 $details->th_td("Hostname",$hostname,"hostname");
 193 $details->th_td("Model",$model,"model");
 194 $method_select = $form->select_html ("method",
 195                                      interface_method_selectors($api,$method,true),
 196                                      array('id'=>'method',
 197                                            'onChange'=>'updateMethodFields()'));
 198 $details->th_td("Method",$method_select,"method",
 199                 array('input_type'=>'select','value'=>$interface['method']));
 200
 201 // dont display the 'type' selector as it contains only ipv4
 202 //>>> GetNetworkTypes()
 203 //[u'ipv4']
 204
 205 $details->th_td("IP address",$ip,"ip",array('width'=>15,
 206                                             'onKeyup'=>'networkHelper()',
 207                                             'onChange'=>'networkHelper()'));
 208 $details->th_td("Netmask",$netmask,"netmask",array('width'=>15,
 209                                                    'onKeyup'=>'networkHelper()',
 210                                                    'onChange'=>'networkHelper()'));
 211 $details->th_td("Network",$network,"network",array('width'=>15));
 212 $details->th_td("Broadcast",$broadcast,"broadcast",array('width'=>15));
 213 $details->th_td("Gateway",$gateway,"gateway",array('width'=>15,
 214                                                    'onChange'=>'subnetChecker("gateway",false)'));
 215 $details->th_td("DNS 1",$dns1,"dns1",array('width'=>15,
 216                                            'onChange'=>'subnetChecker("dns1",false)'));
 217 $details->th_td("DNS 2",$dns2,"dns2",array('width'=>15,
 218                                            'onChange'=>'subnetChecker("dns2",true)'));
 219 $details->space();
 220 $details->th_td("BW limit (bps)",$bwlimit,"bwlimit",array('width'=>11));
 221
 222 // the buttons
 223 $add_button = $form->submit_html ("add-node","Add New Node");
 224 $details->tr($add_button,"right");
 225
 226 $form->end();
 227 $details->end();
 228 $toggle->end();
 229
 230 // Print footer
 231 include 'plc_footer.php';
 232
 233 ?>