5 // cleaned up, keep only the actions related to downloading stuff
6 // REQUIRED : node_id=node_id
7 // (*) action='download-node-floppy' :
8 // (*) action='download-node-iso' :
9 // (*) action='download-node-usb' :
10 // : same as former downloadconf.php with download unset
11 // if in addition POST contains a non-empty field 'download' :
12 // : performs actual node-dep download
13 // (*) action='download-generic-iso':
14 // (*) action='download-generic-usb':
15 // : performs actual generic download
17 // delivering node-dependant images requires larger memory limit
18 // trial and error, based on the current sizes
19 // generic-ISO 43980800
20 // generic-usb 44720128
27 // Bottom line is, looks like we need in the order of twice the file size
28 // so let's play it safe
29 // Thierry - for 4.2, we need a larger area, was 100 for 4.1
30 ini_set("memory_limit","150M");
33 require_once 'plc_login.php';
35 // Get session and API handles
36 require_once 'plc_session.php';
40 require_once 'plc_functions.php';
41 require_once 'details.php';
43 // NOTE: this function exits() after it completes its job,
44 // simply returning leads to html decorations being added around the contents
45 function deliver_and_unlink ($filename) {
47 // for security reasons we want to be able to unlink the resulting file once downloaded
48 // so simply redirecting through a header("Location:") is not good enough
50 $size= filesize($filename);
53 header ("Content-Type: application/octet-stream");
54 header ("Content-Transfer-Encoding: binary");
55 header ("Content-Disposition: attachment; filename=" . basename($filename) );
56 header ("Content-Length: " . $size );
57 // for getting IE to work properly
58 // from princeton cvs new_plc_www/planetlab/nodes/downloadconf.php 1.2->1.3
59 header ("Pragma: hack");
60 header ("Cache-Control: public, must-revalidate");
62 // outputs the whole file contents
63 print (file_get_contents($filename));
66 if (! unlink ($filename) ) {
67 // cannot unlink, but how can we notify this ?
68 // certainly not by printing
73 function show_download_confirm_button ($api, $node_id, $action, $can_gen_config, $show_details) {
75 if( $can_gen_config ) {
77 $preview=$api->GetBootMedium($node_id,"node-preview","");
79 print ("<h3 class='node_download'>Configuration file contents</h3>");
80 print ("<pre>\n$preview</pre>\n");
83 $action_labels = array ('download-node-floppy' => 'textual node config (for floppy)' ,
84 'download-node-iso' => 'ISO image',
85 'download-node-usb' => 'USB image' );
87 $format = $action_labels [ $action ] ;
88 print( "<div id='download_button'> <form method='post' action='node_downloads.php'>");
89 print ("<input type='hidden' name='node_id' value='$node_id'>");
90 print ("<input type='hidden' name='action' value='$action'>");
91 print ("<input type='hidden' name='download' value='1'>");
92 print( "<input type='submit' value='Download $format'>" );
93 print( "</form></div>\n" );
95 echo "<p><font color=red>Configuration file cannot be created until missing values above are updated.</font>";
101 if (empty($_POST['node_id'])) {
102 plc_redirect (l_nodes());
104 $node_id = intval($_POST['node_id']);
107 $action=$_POST['action'];
111 case "download-generic-iso":
112 case "download-generic-usb":
114 if ($action=="download-generic-iso") {
115 $boot_action="generic-iso";
117 $boot_action="generic-usb";
120 // place the result in a random-named sub dir for clear filenames
121 $filename = $api->GetBootMedium ($node_id, $boot_action, "%d/%n-%p-%a-%v%s");
122 $error=$api->error();
123 // NOTE. for some reason, GetBootMedium sometimes does not report an error but the
124 // file is not created - this happens e.g. when directory owmer/modes are wrong
125 // in this case we get an empty filename
126 // see /etc/httpd/logs/error_log in this case
127 if (empty($error) && empty($filename)) {
128 $error="Unexpected error from GetBootMedium - probably wrong directory modes";
130 if (! empty($error)) {
131 print ("<div class='plc-error'> $error </div>\n");
132 print ("<p><a href='/db/nodes/index.php?id=$node_id'>Back to node </a>\n");
135 deliver_and_unlink ($filename);
140 // ACTION: download-node
141 // from former downloadconf.php
143 case "download-node-floppy":
144 case "download-node-iso":
145 case "download-node-usb":
147 $nodes = $api->GetNodes( array( $node_id ) );
150 // non-admin people need to be affiliated with the right site
151 if( ! plc_is_admin() ) {
152 $node_site_id = $node['site_id'];
153 $in_site = plc_in_site($node_site_id);
155 $error= "Insufficient permission. You cannot create configuration files for this node.";
159 $hostname= $node['hostname'];
160 // search for the primary interface
161 $interfaces = $api->GetInterfaces( array( "node_id" => $node_id, "is_primary"=>true ), NULL );
165 if ( ! $interfaces ) {
168 $interface = $interfaces[0];
169 if ( $node['hostname'] == "" ) {
171 $node['hostname']= plc_warning("Missing");
175 $fields= array("method","ip");
176 if ( $interface['method'] == "static" )
177 $fields = array_merge ( $fields, array("gateway","netmask","network","broadcast","dns1"));
178 foreach( $fields as $field ) {
179 if( $interface[$field] == "" ) {
181 $interface[$field]= plc_warning("Missing");
185 if( $interface['method'] != "static"
186 && $interface['method'] != "dhcp" ) {
188 $interface['method']= "<i>Unknown method</i>";
192 $download= $_POST['download'];
194 if( $can_gen_config && !empty($download) ) {
196 case 'download-node-floppy':
197 $boot_action='node-floppy';
198 $location = "%d/%n-%v-rename-into-plnode%s";
200 case 'download-node-iso':
201 $boot_action='node-iso';
202 $location = "%d/%n-%a-%v%s";
204 case 'download-node-usb':
205 $boot_action='node-usb';
206 $location = "%d/%n-%a-%v%s";
210 $filename=$api->GetBootMedium($node_id,$boot_action,$location);
211 $error=$api->error();
212 if (empty($error) && empty($filename)) {
213 $error="Unexpected error from GetBootMedium - probably wrong directory modes";
215 if (! empty($error)) {
216 print ("<div class='plc-error'> $error </div>\n");
217 print ("<p><a href='/db/nodes/index.php?id=$node_id'>Back to node </a>\n");
220 deliver_and_unlink ($filename);
225 drupal_set_title("Download boot medium for $hostname");
228 <p class='node_download'>
229 <span class='bold'>WARNING:</span> Downloading a new boot medium
230 for this node will generate <span class='bold'>a new node key</span>, and any
231 formerly downloaded boot medium for that node will become <span class='bold'>outdated</span>.
234 In order to create a configuration file for this node using this page,
235 the interface settings must be up to date. Below is summary of these
243 show_download_confirm_button($api, $node_id, $action, $can_gen_config, false);
245 print ("<h3 class='node_download'>Current node configuration</h3>");
247 $details = new PlekitDetails (false);
251 print (plc_warning("This node has no configured primary interface."));
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));