3 // cleaned up, keep only the actions related to downloading stuff
4 // REQUIRED : node_id=node_id
5 // (*) action='download-node-floppy' :
6 // (*) action='download-node-iso' :
7 // (*) action='download-node-usb' :
8 // : same as former downloadconf.php with download unset
9 // if in addition POST contains a non-empty field 'download' :
10 // : performs actual node-dep download
11 // (*) action='download-generic-iso':
12 // (*) action='download-generic-usb':
13 // : performs actual generic download
15 ini_set("memory_limit","256M");
18 require_once 'plc_login.php';
20 // Get session and API handles
21 require_once 'plc_session.php';
25 require_once 'plc_functions.php';
26 require_once 'details.php';
28 // NOTE: this function exits() after it completes its job,
29 // simply returning leads to html decorations being added around the contents
30 function deliver_and_unlink ($filename) {
32 // for security reasons we want to be able to unlink the resulting file once downloaded
33 // so simply redirecting through a header("Location:") is not good enough
35 $size= filesize($filename);
38 header ("Content-Type: application/octet-stream");
39 header ("Content-Transfer-Encoding: binary");
40 header ("Content-Disposition: attachment; filename=" . basename($filename) );
41 header ("Content-Length: " . $size );
42 // for getting IE to work properly
43 // from princeton cvs new_plc_www/planetlab/nodes/downloadconf.php 1.2->1.3
44 header ("Pragma: hack");
45 header ("Cache-Control: public, must-revalidate");
47 // turn off output buffering
49 // outputs the whole file contents without copying it to memory
53 if (! unlink ($filename) ) {
54 // cannot unlink, but how can we notify this ?
55 // certainly not by printing
60 function show_download_confirm_button ($api, $node_id, $action, $can_gen_config, $show_details) {
62 if( $can_gen_config ) {
64 $preview=$api->GetBootMedium($node_id,"node-preview","");
66 print ("<h3 class='node_download'>Configuration file contents</h3>");
67 print ("<pre>\n$preview</pre>\n");
70 $action_labels = array ('download-node-floppy' => 'textual node config (for floppy)' ,
71 'download-node-iso' => 'ISO image',
72 'download-node-usb' => 'USB image' );
74 $format = $action_labels [ $action ] ;
75 print( "<div id='download_button'> <form method='post' action='node_downloads.php'>");
76 print ("<input type='hidden' name='node_id' value='$node_id'>");
77 print ("<input type='hidden' name='action' value='$action'>");
78 print ("<input type='hidden' name='download' value='1'>");
79 print( "<input type='submit' value='Download $format'>" );
80 print( "</form></div>\n" );
82 echo "<p><font color=red>Configuration file cannot be created until missing values above are updated.</font>";
88 if (empty($_POST['node_id'])) {
89 plc_redirect (l_nodes());
91 $node_id = intval($_POST['node_id']);
94 $action=$_POST['action'];
98 case "download-generic-iso":
99 case "download-generic-usb":
101 if ($action=="download-generic-iso") {
102 $boot_action="generic-iso";
104 $boot_action="generic-usb";
107 // place the result in a random-named sub dir for clear filenames
108 $filename = $api->GetBootMedium ($node_id, $boot_action, "%d/%n-%p-%a-%v%s");
109 $error=$api->error();
110 // NOTE. for some reason, GetBootMedium sometimes does not report an error but the
111 // file is not created - this happens e.g. when directory owmer/modes are wrong
112 // in this case we get an empty filename
113 // see /etc/httpd/logs/error_log in this case
114 if (empty($error) && empty($filename)) {
115 $error="Unexpected error from GetBootMedium - probably wrong directory modes";
117 if (! empty($error)) {
118 print ("<div class='plc-error'> $error </div>\n");
119 print ("<p><a href='/db/nodes/index.php?id=$node_id'>Back to node </a>\n");
122 deliver_and_unlink ($filename);
127 // ACTION: download-node
128 // from former downloadconf.php
130 case "download-node-floppy":
131 case "download-node-iso":
132 case "download-node-usb":
133 case "download-node-usb-partition":
136 $nodes = $api->GetNodes( array( $node_id ) );
139 // non-admin people need to be affiliated with the right site
140 if( ! plc_is_admin() ) {
141 $node_site_id = $node['site_id'];
142 $in_site = plc_in_site($node_site_id);
144 $error= "Insufficient permission. You cannot create configuration files for this node.";
148 $hostname= $node['hostname'];
149 // search for the primary interface
150 $interfaces = $api->GetInterfaces( array( "node_id" => $node_id, "is_primary"=>true ), NULL );
154 if ( ! $interfaces ) {
157 $interface = $interfaces[0];
158 if ( $node['hostname'] == "" ) {
160 $node['hostname']= plc_warning("Missing");
164 $fields= array("method","ip");
165 if ( $interface['method'] == "static" )
166 $fields = array_merge ( $fields, array("gateway","netmask","network","broadcast","dns1"));
167 foreach( $fields as $field ) {
168 if( $interface[$field] == "" ) {
170 $interface[$field]= plc_warning("Missing");
174 if( $interface['method'] != "static"
175 && $interface['method'] != "dhcp" ) {
177 $interface['method']= "<i>Unknown method</i>";
181 $download= $_POST['download'];
183 if( $can_gen_config && !empty($download) ) {
185 case 'download-node-floppy':
186 $boot_action='node-floppy';
187 $location = "%d/%n-%v-rename-into-plnode%s";
190 case 'download-node-iso':
191 $boot_action='node-iso';
192 $location = "%d/%n-%a-%v%s";
195 case 'download-node-usb':
196 $boot_action='node-usb';
197 $location = "%d/%n-%a-%v%s";
200 case "download-node-usb-partition":
201 $boot_action='node-usb';
202 $location = "%d/%n-%a-%v-partition%s";
203 $options = array('partition');
207 $filename=$api->GetBootMedium($node_id,$boot_action,$location,$options);
208 $error=$api->error();
209 if (empty($error) && empty($filename)) {
210 $error="Unexpected error from GetBootMedium - probably wrong directory modes";
212 if (! empty($error)) {
213 print ("<div class='plc-error'> $error </div>\n");
214 print ("<p><a href='/db/nodes/index.php?id=$node_id'>Back to node </a>\n");
217 deliver_and_unlink ($filename);
222 drupal_set_title("Download boot medium for $hostname");
225 <p class='node_download'>
226 <span class='bold'>WARNING:</span> Downloading a new boot medium
227 for this node will generate <span class='bold'>a new node key</span>, and any
228 formerly downloaded boot medium for that node will become <span class='bold'>outdated</span>.
231 In order to create a configuration file for this node using this page,
232 the interface settings must be up to date. Below is summary of these
240 show_download_confirm_button($api, $node_id, $action, $can_gen_config, false);
242 print ("<h3 class='node_download'>Current node configuration</h3>");
244 $details = new PlekitDetails (false);
249 print (plc_warning("This node has no configured primary interface."));
250 print ("You can add one " . href(l_interface_add($node_id), "here "));
253 $details->tr(l_node_t($node_id,"Node details"),"center");
254 $details->th_td("node_id",$node_id);
255 $details->th_td("Hostname",$node['hostname']);
257 $interface_id = $interface['interface_id'];
258 $details->tr(l_interface_t($interface_id,"Interface Details"),"center");
259 $details->th_td("Method",$interface['method']);
260 $details->th_td("IP",$interface['ip']);
262 if( $interface['method'] == "static" ) {
263 $details->th_td("Gateway",$interface['gateway']);
264 $details->th_td("Network mask",$interface['netmask']);
265 $details->th_td("Network address",$interface['network']);
266 $details->th_td("Broadcast address",$interface['broadcast']);
267 $details->th_td("DNS 1",$interface['dns1']);
268 if ($interface['dns2'])
269 $details->th_td("DNS 2",$interface['dns2']);
272 $details->tr(href(l_interface_tags($interface_id),"Interface extra settings (tags)"),"center");
273 $interface_id = $interface['interface_id'];
274 $settings=$api->GetInterfaceTags(array("interface_id" => array($interface_id)));
276 $details->tr("no tag set","center");
277 } else foreach ($settings as $setting) {
278 $category=$setting['category'];
279 $name=$setting['tagname'];
280 $value=$setting['value'];
281 $details->th_td($category . " " . $name,$value);
286 show_download_confirm_button($api, $node_id, $action, $can_gen_config, true);
290 drupal-set_error("Unkown action $action in node_downloads.php");
291 plc_redirect (l_node($node_id));