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xcat-core/xCAT-web/lib/functions.php
mxi1 5b89d29070 -use ['SERVER_SOFTWARE'] as the trick 
git-svn-id: https://svn.code.sf.net/p/xcat/code/xcat-core/trunk@3558 8638fb3e-16cb-4fca-ae20-7b5d299a9bcd
2009-06-12 03:20:05 +00:00

1056 lines
47 KiB
PHP
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<?php
// Contains all the common php functions that most pages need.
// Some common/global settings
session_start(); // retain session variables across page requests
if (!isset($TOPDIR)) { $TOPDIR = '..'; }
// The settings below display error on the screen, instead of giving blank pages.
//error_reporting(E_ALL ^ E_NOTICE);
error_reporting(E_ALL);
ini_set('display_errors', true);
//-----------------------------------------------------------------------------
/**
* Inserts the header part of the HTML and the top part of the page, including the menu.
* Also includes some common css and js files and the css and js files specified.
* This function should be called at the beginning of every page.
* @param String $title The page title that should go in the window title bar.
* @param array $stylesheets The paths of the styles that are specific to this page.
* @param array $javascripts The paths of the javascript files that are specific to this page.
* @param array $currents The keys to the top menu and 2nd menu that represent the current choice for this page. See insertMenus() for the keys.
*/
function insertHeader($title, $stylesheets, $javascripts, $currents) {
global $TOPDIR;
// Remember the current page so we can open it again the next time they come to the web interface
if ($currents[0] != 'logout') {
$expire_time = gmmktime(0, 0, 0, 1, 1, 2038);
foreach ($currents as $key => $value) { setcookie("currentpage[$key]", $value, $expire_time, '/'); }
}
echo <<<EOS1
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.1 Strict//EN" "http://www.w3.org/TR/xhtml11/DTD/xhtml11-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>$title</title>
<meta http-equiv="Content-Type" content="application/xhtml+xml; charset=iso-8859-1">
<link href="$TOPDIR/lib/style.css" rel=stylesheet type='text/css'>
<link href="$TOPDIR/jq/theme/jquery-ui-themeroller.css" rel=stylesheet type='text/css'>
<script src="$TOPDIR/jq/jquery.min.js" type="text/javascript"></script>
<script src="$TOPDIR/jq/jquery-ui-all.min.js" type="text/javascript"></script>
<script src="$TOPDIR/lib/functions.js" type="text/javascript"></script>
EOS1;
if ($stylesheets) {
foreach ($stylesheets as $s) {
echo "<LINK rel=stylesheet href='$s' type='text/css'>\n";
}
}
if ($javascripts) {
foreach ($javascripts as $j) {
echo "<script type='text/javascript' src='$j'></script>\n";
}
}
echo "</head><body>\n";
echo <<<EOS3
<table id=headingTable border=0 cellspacing=0 cellpadding=0>
<tr valign=top>
<td><img class=ImgTop src='$TOPDIR/images/topl2.jpg'></td>
<td class=TopMiddle><img id=xcatImage src='$TOPDIR/images/xCAT_icon-l.gif'></td>
<td class=TopMiddle width='100%'>
EOS3;
//echo "<div id=top><img id=xcatImage src='$TOPDIR/images/xCAT_icon.gif'><div id=menuDiv>\n";
insertMenus($currents);
echo "</td><td><img class=ImgTop src='$TOPDIR/images/topr2.jpg'></td></tr></table>\n";
//echo "</div></div>\n"; // end the top div
if (!isAuthenticated()) {
insertLogin(); // display the login dialog and page footer
exit; // Do not want to continue with the rest of the page
// If the login dialog is successful, it will load index.php which will remember what
// page they were trying to go to.
}
} // end insertHeader
//-----------------------------------------------------------------------------
// If they are not authenticated yet, display the login dialog
function insertLogin() {
global $TOPDIR;
// The javascript in xcatauth.js will add the Login button and display the dialog
echo <<<EOS2
<script src="$TOPDIR/lib/xcatauth.js" type="text/javascript"></script>
<div id=logdialog>
<p id=logdialogNote>Note: The username and password used must be in the passwd table in the xCAT database.</p>
<form id=loginform><table cellspacing=3>
<tr><td align=right><label for=username>Username:</label></td><td align=left><input id=username type=text name=username></td></tr>
<tr><td align=right><label for=password>Password:</label></td><td align=left><input id=password type=password name=password></td></tr>
</table></form>
<p><span id=logstatus><br/></span></p>
</div>
EOS2;
insertFooter();
}
// This is the data structure that represents the menu for each page.
$MENU = array(
'machines' => array(
'label' => 'Machines',
'default' => 'groups',
'list' => array(
'frames' => array('label' => 'Lab Floor/Racks', 'url' => "$TOPDIR/machines/frames.php"),
'groups' => array('label' => 'Groups/Nodes', 'url' => "$TOPDIR/machines/groups.php"),
'discover' => array('label' => 'Discover', 'url' => "$TOPDIR/machines/discover.php"),
)
),
'config' => array(
'label' => 'Configure',
'default' => 'db',
'list' => array(
'prefs' => array('label' => 'Preferences', 'url' => "$TOPDIR/config/prefs.php"),
'db' => array('label' => 'Cluster Settings', 'url' => "$TOPDIR/config/db.php"),
'mgmtnode' => array('label' => 'Mgmt Node', 'url' => "$TOPDIR/config/mgmtnode.php"),
'cfm' => array('label' => 'Sync Files', 'url' => "$TOPDIR/config/cfm.php"),
)
),
'deploy' => array(
'label' => 'Deploy',
'default' => 'osimages',
'list' => array(
'osimages' => array('label' => 'OS Images', 'url' => "$TOPDIR/deploy/osimages.php"),
'prepare' => array('label' => 'Prepare', 'url' => "$TOPDIR/deploy/prepare.php"),
'deploy' => array('label' => 'Deploy', 'url' => "$TOPDIR/deploy/deploy.php"),
'monitor' => array('label' => 'Monitor', 'url' => "$TOPDIR/deploy/monitor.php"),
)
),
'monitor' => array(
'label' => 'Monitor',
'default' => 'monsetup',
'list' => array(
'monsetup' => array('label' => 'Monitor Setup', 'url' => "$TOPDIR/monitor/monsetup.php"),
'moncond' => array('label' => 'Define Events', 'url' => "$TOPDIR/monitor/moncond.php"),
'monview' => array('label' => 'View Events', 'url' => "$TOPDIR/monitor/monview.php"),
'eventlog' => array('label' => 'Event Log', 'url' => "$TOPDIR/monitor/eventlog.php"),
)
),
'jobs' => array(
'label' => 'Jobs',
'default' => 'overview',
'list' => array(
'overview' => array('label' => 'Overview', 'url' => "$TOPDIR/jobs/overview.php"),
//todo: Vallard fill in rest
)
),
'support' => array(
'label' => 'Support',
'default' => 'diagnose',
'list' => array(
'diagnose' => array('label' => 'Diagnose', 'url' => "$TOPDIR/support/diagnose.php"),
'update' => array('label' => 'Update', 'url' => "$TOPDIR/support/updategui.php"),
'howtos' => array('label' => 'HowTos', 'url' => getDocURL('howto')),
'manpages' => array('label' => 'Man Pages', 'url' => getDocURL('manpage')),
'maillist' => array('label' => 'Mail List', 'url' => getDocURL('web','mailinglist')),
'wiki' => array('label' => 'Wiki', 'url' => getDocURL('web','wiki')),
'suggest' => array('label' => 'Suggest', 'url' => "$TOPDIR/support/suggest.php"),
'about' => array('label' => 'About', 'url' => "$TOPDIR/support/about.php"),
)
),
'logout' => array(
'label' => 'Logout',
'default' => 'logout',
'list' => array(
'logout' => array('label' => 'Logout/Login', 'url' => "$TOPDIR/lib/logout.php"),
)
),
);
//-----------------------------------------------------------------------------
// Insert the menus at the top of the page
// $currents is an array of the current menu choice tree
function insertMenus($currents) {
global $TOPDIR;
global $MENU;
echo "<table class=MenuTable border=0 cellspacing=0 cellpadding=0>\n";
insertMenuRow($currents[0], 1, $MENU);
insertMenuRow($currents[1], 0, $MENU[$currents[0]]['list']);
echo "</table>\n";
}
//-----------------------------------------------------------------------------
// Insert one set of choices under a main choice.
function insertMenuRow($current, $isTop, $items) {
global $TOPDIR;
//$img = "$TOPDIR/images/h3bg_new.gif";
//$menuRowClass = $isTop ? '' : 'class=MenuRowBottom';
$menuItemClass = $isTop ? '' : 'class=MenuItemBottom';
//$currentClass = $isTop ? 'class=CurrentMenuItemTop' : '';
//echo "<TABLE class=MenuTable id=mainNav cellpadding=0 cellspacing=0 border=0><tr>\n";
//echo "<div class=$menuRowClass><ul id=mainNav>\n";
//echo "<tr><td $menuRowClass><ul id=mainNav>\n";
//echo "<tr><td><ul id=mainNav>\n";
echo "<tr><td>\n";
foreach ($items as $key => $value) {
$label = $value['label'];
if ($isTop) {
$url = $value['list'][$value['default']]['url']; // get to the list of submenu choices, choose the default one, and get its url
} else {
$url = $value['url'];
}
if ($key == $current){
//echo "<TD><a id=$key href='$link[1]'>$link[0]</a></TD>\n";
//echo "<li><p $currentClass>$label</p></li>";
//echo "<li><p>$label</p></li>";
//echo "<p class=CurrentMenuItem>$label</p>";
echo "<span class=CurrentMenuItem>$label</span>";
} else {
//echo "<TD><a class=NavItem id=$key href='$link[1]'>$link[0]</a></TD>\n";
//echo "<li><a $menuItemClass id=$key href='$url'>$label</a></li>";
echo "<a $menuItemClass id=$key href='$url'>$label</a>";
}
}
//echo "</TR></TABLE>\n";
//echo "</ul></div>\n";
//echo "\n</ul></td></tr>\n";
echo "\n</td></tr>\n";
}
//-----------------------------------------------------------------------------
// Inserts the html for each pages footer
function insertFooter() {
//echo "<div class=PageFooter><p id=disclaimer>This interface is still under construction and not yet ready for production use.</p></div>\n";
echo "<div class=PageFooter><p class='Emphasis Center'>This interface is still under development - use accordingly.</p></div>\n";
echo '</BODY></HTML>';
}
//-----------------------------------------------------------------------------
// Similar to docmd(), but also takes in data that is the table contents
function doTabrestore($tab, & $data){
$request = simplexml_load_string('<xcatrequest></xcatrequest>');
$request->addChild('command','tabrestore');
$usernode=$request->addChild('becomeuser');
$usernode->addChild('username',$_SESSION["username"]);
$usernode->addChild('password',getpassword());
foreach($data as $line){
foreach ($line as &$f) { if (!empty($f) && !ereg("^#", $f) && !preg_match('/^".*"$/', $f)) { $f = '&quot;'.$f.'&quot;'; } }
// Combine the elements of the array, but have to handle sparse arrays
ksort($line, SORT_NUMERIC);
$keys = array_keys($line);
$maxindex = count($line)-1;
//echo "<p>"; print_r($line); echo "</p>";
//trace("$maxindex, $keys[$maxindex]");
if ($keys[$maxindex] != $maxindex) { // need to fill in some values
for ($i=0; $i<=$keys[$maxindex]; $i++) { if (!isset($line[$i])) {$line[$i]='';} }
ksort($line, SORT_NUMERIC);
}
$linestr = implode(",",$line);
//trace($linestr);
$linestr = str_replace('"', '&quot;',$linestr); //todo: should we use the htmlentities function?
$linestr = str_replace("'", '&apos;',$linestr);
//echo "<p>addChild:$linestr.</p>\n";
$request->addChild('data', $linestr);
}
$request->addChild('table',$tab);
$resp = submit_request($request, 0);
return $resp;
}
//-----------------------------------------------------------------------------
// Run a cmd via the xcat client/server protocol
// args is an array of arguments to the cmd
// Returns a tree of SimpleXML objects. See perl-xCAT/xCAT/Client.pm for the format.
function docmd($cmd, $nr, $args){
// If for some reason we are not logged in yet, do not even try to communicate w/xcatd
if (!is_logged()) {
echo "<p>Docmd: not logged in yet - can not run command.</p>\n";
return simplexml_load_string('<xcat></xcat>','SimpleXMLElement', LIBXML_NOCDATA);
}
$request = simplexml_load_string('<xcatrequest></xcatrequest>');
$request->addChild('command',$cmd);
if(!empty($nr)) { $request->addChild('noderange',$nr); }
if (!empty($args)) { foreach ($args as $a) { $request->addChild('arg',$a); } }
$usernode=$request->addChild('becomeuser');
$usernode->addChild('username',$_SESSION["username"]);
$usernode->addChild('password',getpassword());
#echo $request->asXML();
$xml = submit_request($request,0);
return $xml;
}
//-----------------------------------------------------------------------------
// Used by docmd()
// req is a tree of SimpleXML objects
// Returns a tree of SimpleXML objects. See perl-xCAT/xCAT/Client.pm for the format.
function submit_request($req, $skipVerify){
#global $cert,$port,$xcathost;
//$apachehome = '/var/www'; # for sles this should be /var/lib/wwwrun
//$cert = "$apachehome/.xcat/client-cred.pem";
$xcathost = "localhost";
$port = "3001";
$rsp = FALSE;
$response = '';
$cleanexit=0;
// Open a socket to xcatd
$context = stream_context_create(); // do not need certificate anymore: array('ssl'=>array('local_cert' => $cert))
if($fp = stream_socket_client('ssl://'.$xcathost.':'.$port,$errno,$errstr,30,STREAM_CLIENT_CONNECT,$context)){
fwrite($fp,$req->asXML()); // send the xml to xcatd
while(!feof($fp)){ // and then read until there is no more
$response .= preg_replace('/\n/','', fgets($fp)); // remove newlines and add it to the response
// Look for the serverdone response
$fullpattern = '/<xcatresponse>\s*<serverdone>\s*<\/serverdone>\s*<\/xcatresponse>/';
$mixedpattern = '/<serverdone>\s*<\/serverdone>.*<\/xcatresponse>/';
//$shortpattern = '/<serverdone>\s*<\/serverdone>/';
if(preg_match($mixedpattern,$response)) { // transaction is done, pkg up the xml and return it
//echo "<p>", htmlentities($response), "</p>\n";
// remove the serverdone response and put an xcat tag around the rest
$count = 0;
$response = preg_replace($fullpattern,'', $response, -1, $count); // 1st try to remove the long pattern
if (!$count) { $response = preg_replace($mixedpattern,'', $response) . '</xcatresponse>/'; } // if its not there, then remove the short pattern
$response = "<xcat>$response</xcat>";
//echo "<p>", htmlentities($response), "</p>\n";
$rsp = simplexml_load_string($response,'SimpleXMLElement', LIBXML_NOCDATA);
//echo '<p>'; print_r($rsp); echo "</p>\n";
$cleanexit = 1;
break;
}
}
fclose($fp);
}else{
echo "<p>xCAT Submit request socket Error: $errno - $errstr</p>\n";
}
if(! $cleanexit){
if (preg_match('/^\s*<xcatresponse>.*<\/xcatresponse>\s*$/',$response)) {
// It is probably an error msg, that is why we didn't get serverdone
$response = "<xcat>$response</xcat>";
$rsp = simplexml_load_string($response,'SimpleXMLElement', LIBXML_NOCDATA);
}
elseif(!$skipVerify){
echo "<p>Error: xCAT response ended prematurely: ", htmlentities($response), "</p>";
$rsp = FALSE;
}
}
return $rsp;
}
//-----------------------------------------------------------------------------
// Use with submit_request() to get the data fields (output that is not node-oriented)
function getXmlData(& $xml) {
$data = array();
foreach ($xml->children() as $response) foreach ($response->children() as $k => $v) {
if ($k == 'data') { $data[] = (string) $v; }
}
return $data;
}
//-----------------------------------------------------------------------------
// Use with submit_request() to get any errors that might have occurred
// Returns the errorcode and adds any error strings to the $error array passed in
function getXmlErrors(& $xml, & $errors) {
if (!isset($errors)) { $errors = array(); }
if (!isset($xml) || $xml===FALSE) { $errors[]='rc = 1'; return 1; }
$errorcode = 0;
foreach ($xml->children() as $response) foreach ($response->children() as $k => $v) {
if ($k == 'error') { $errors[] = (string) $v; }
if ($k == 'errorcode') { $errorcode = (string) $v; }
}
if ($errorcode==0 && count($errors)) { $errorcode = -1 * count($errors); } // the plugin author forgot to set the errorcode
return $errorcode;
}
/** ----------------------------------------------------------------------------------------------
Function to run the commands on the remote nodes. Four arguments:
1. The command
2. Mode:
0: If successful, return output to a reference variable in the caller function, with the newlines removed.
Otherwise, print the error msg to the screen
2: Like mode 0, if successful, return output to a reference variable in the caller function, with the newlines removed.
But error msgs are output to reference variable in the caller function
1: Long running cmd, intermediate results/errors are ouput as the command is executed
3: Long running cmd. Results/errors are output to a file and return a file handle to the caller function
3. Reference variable to hold the output returned to caller function
4. Reference to an options hash, e.g. { NoVerbose => 1, NoRedirectStderr => 1 }
Return status: 0 - successful, error - 1
------------------------------------------------------------------------------------------------*/
function runcmd ($cmd, $mode, &$output, $options=NULL){
//Set error output to the same source as standard output (on Linux)
if (strstr($cmd,'2>&1') == FALSE && !$options["NoRedirectStdErr"]) { $cmd .= ' 2>&1'; }
if (!isSupported('ClientServer')) { $cmd = "/usr/bin/sudo $cmd"; }
//todo: add support for xcat 2
$ret_stat = "";
//$arr_output = NULL;
if ($mode == 3) { // long running cmd - pipe output to file handle
$handle = popen($cmd, "r");
if($handle) {
$output = $handle; //return file handle to caller
return 0; //successful
} else {
msg('E', "Piping command ($cmd) into a file handle failed.");
return 1;
}
}elseif ($mode == 0 || $mode == 2 ){
exec($cmd, $output, $ret_stat);
if ($ret_stat == 0){
//$output = $arr_output;
} else {
//output the error msg to the screen
if ($mode == 0) foreach ($output as $line) { msg('E', $line); }
//output error msg to the caller function
//elseif ($mode == 2) $output = $arr_output[0]; // error is already in the output
}
} elseif ($mode == 1){
echo "<code>\n";
system($cmd, $ret_stat);
echo "</code>\n";
}
return $ret_stat;
}
//-----------------------------------------------------------------------------
// Send the keys and values in the primary global arrays
function dumpGlobals() {
//trace('<b>$_SERVER:</b>');
//foreach ($_SERVER as $key => $val) { trace("$key=$val."); }
//trace('<b>$_ENV:</b>');
//foreach ($_ENV as $key => $val) { trace("$key=$val."); }
trace('<b>$_GET:</b>');
foreach ($_GET as $key => $val) { trace("$key=$val."); }
trace('<b>$_POST:</b>');
foreach ($_POST as $key => $val) { trace("$key=$val."); }
trace('<b>$_COOKIE:</b>');
foreach ($_COOKIE as $key => $val) { trace("$key=$val."); }
if (isset($_SESSION)) {
trace('<b>$_SESSION:</b>');
foreach ($_SESSION as $key => $val) { trace("$key=$val."); }
}
trace('<b>$GLOBALS:</b>');
foreach ($GLOBALS as $key => $val) { trace("$key=$val."); }
}
//-----------------------------------------------------------------------------
function getXcatRoot() { return isset($_ENV['XCATROOT']) ? $_ENV['XCATROOT'] : '/opt/xcat'; }
//-----------------------------------------------------------------------------
# Returns true if the given rpm file is already installed at this version or higher.
function isInstalled($rpmfile) {
$aixrpmopt = isAIX() ? '--ignoreos' : '';
$lang = isWindows() ? '' : 'LANG=C'; //todo: add this back in
$out = array();
$rc = runcmd("rpm -U $aixrpmopt --test $rpmfile", 2, $out);
# The rc is not reliable in this case because it will be 1 if it is already installed
# of if there is some other problem like a dependency is not satisfied. So we parse the
# output instead.
if (preg_grep('/package .* already installed/', $out)) { return 1; }
else { return 0; }
}
$isSupportedHash = array();
//-----------------------------------------------------------------------------
# Returns true if the specified feature is supported. This is normally determined by some fast
# method like checking for the existence of a file. The answer is also cached for next time.
function isSupported($feature) {
if (isset($isSupportedHash[$feature])) { return $isSupportedHash[$feature]; }
# These are supported in xCAT 2.0 and above
if ($feature == 'ClientServer'
|| $feature == 'DB')
{ $isSupportedHash[$feature] = file_exists(getXcatRoot() . '/bin/xcatclient'); }
# These are supported in xCAT x.x and above
//elseif ($feature == 'DshExecute')
// { $isSupportedHash[$feature] = -e '/opt/csm/bin/csmsetuphwmaint'; }
else { return false; }
return $isSupportedHash[$feature];
}
// Debug output ------------------------------------
define("TRACE", "1");
function trace($str) { if (TRACE) { echo "<p class=Trace>$str</p>\n"; } }
//-----------------------------------------------------------------------------
// Take in a hostname or ip address and return the fully qualified primary hostname. If resolution fails,
// it just returns what it was given.
function resolveHost($host) {
if (isIPAddr($host)) { // IP address
$hostname = gethostbyaddr($host);
return $hostname;
}
else { //todo: implement resolution of hostname to full primary hostname with just one call
$ip = gethostbyname($host);
if (!isIPAddr($ip)) { return $host; }
$hostname = gethostbyaddr($ip);
return $hostname;
}
}
//-----------------------------------------------------------------------------
function isIPAddr ($host) { return preg_match('/^(\d+)\.(\d+)\.(\d+)\.(\d+)$/', $host); }
//-----------------------------------------------------------------------------
// Returns the URL for the requested documentation. This provides 1 level of indirection in case
// the location of some of the documentation changes.
// book is the name (minus the dollar sign) of one of the arrays below.
// section is the book/website/table name, or in the case of manpage: cmd.section#
function getDocURL($book, $section = NULL) {
global $TOPDIR;
$web = array (
'docs' => "http://xcat.svn.sourceforge.net/svnroot/xcat/xcat-core/trunk/xCAT-client/share/doc",
'mailinglist' => "http://xcat.org/mailman/listinfo/xcat-user",
'updates' => "http://xcat.sourceforge.net/yum",
'opensrc' => "http://xcat.sourceforge.net/yum",
'wiki' => "http://xcat.wiki.sourceforge.net",
);
$manpage = array(
0 => "$TOPDIR/../xcat-doc",
1 => "$TOPDIR/../xcat-doc/man1/xcat.1.html",
);
$dbtable = array(
0 => "$TOPDIR/../xcat-doc/man5",
1 => "$TOPDIR/../xcat-doc/man5/xcatdb.5.html",
);
$dbobject = array(
0 => "$TOPDIR/../xcat-doc/man7",
1 => "$TOPDIR/../xcat-doc/man5/xcatdb.5.html",
);
$howto = array(
0 => "$TOPDIR/../xcat-doc",
1 => "$TOPDIR/../xcat-doc/index.html",
'linuxCookbook' => "$TOPDIR/../xcat-doc/xCAT2.pdf",
'idataplexCookbook' => "$TOPDIR/../xcat-doc/xCAT-iDpx.pdf",
'aixCookbook' => "$TOPDIR/../xcat-doc/xCAT2onAIX.pdf",
);
/*
$rsctadmin = array ( // update this
0 => "http://publib.boulder.ibm.com/infocenter/clresctr/vxrx/topic/com.ibm.cluster.rsct.doc/rsct_aix5l53",
1 => "$rsctadmin[0]/bl5adm1002.html",
'sqlExpressions' => "$rsctadmin[0]/bl5adm1042.html#ussexp",
'conditions' => "$rsctadmin[0]/bl5adm1041.html#cmrcond",
'responses' => "$rsctadmin[0]/bl5adm1041.html#cmrresp",
'resourceClasses' => "$rsctadmin[0]/bl5adm1039.html#lavrc",
);
$rsctref = array ( // update this
0 => "http://publib.boulder.ibm.com/infocenter/clresctr/vxrx/topic/com.ibm.cluster.rsct.doc/rsct_linux151",
1 => "$rsctref[0]/bl5trl1002.html",
'errm' => "$rsctref[0]/bl5trl1067.html#errmcmd",
'errmScripts' => "$rsctref[0]/bl5trl1081.html#errmscr",
'sensor' => "$rsctref[0]/bl5trl1088.html#srmcmd",
'auditlog' => "$rsctref[0]/bl5trl1095.html#audcmd",
'lscondresp' => "$rsctref[0]/bl5trl1071.html#lscondresp",
'startcondresp' => "$rsctref[0]/bl5trl1079.html#startcondresp",
);
*/
if ($book) {
//$url = &$$book;
if ($book=='web') $url = & $web;
elseif ($book=='manpage') $url = & $manpage;
elseif ($book=='dbtable') $url = & $dbtable;
elseif ($book=='dbobject') $url = & $dbobject;
elseif ($book=='howto') $url = & $howto;
else return NULL;
if (!$section) { return $url[1]; } // link to whole book if no section specified
if ($book=='manpage') {
$m = explode('.',$section); // 1st part is cmd name, 2nd part is man section
return "$url[0]/man$m[1]/$m[0].$m[1].html";
}
elseif ($book=='dbtable') { return "$url[0]/$section.5.html"; }
elseif ($book=='dbobject') { return "$url[0]/$section.7.html"; }
else return $url[$section];
}
else { // produce html for a page that contains all the links above, for testing purposes
return ''; //todo:
}
}
$HWTypeInfo = array (
'x335' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'8676' ),
'x336' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'8837' ),
'x306' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'8836' ),
'x306m' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'8849,8491' ),
'x3550' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'7978' ),
'e325' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'8835' ),
'e326' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'8848' ),
'e326m' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'7969' ),
'e327' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'' ),
'x3250' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'4190,4194' ),
'x3350' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'4192,4193,hmc' ), # just guessed about hmc
'x3450' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'7948' ),
'x3455' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'7940,ipmi,xseries,default' ),
'x3550' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'7978' ),
'x340' => array ( 'image'=>'342.gif', 'rackimage'=>'x345-front', 'u'=>2, 'aliases'=>'8656' ),
'x342' => array ( 'image'=>'342.gif', 'rackimage'=>'x345-front', 'u'=>2, 'aliases'=>'8669' ),
'x345' => array ( 'image'=>'342.gif', 'rackimage'=>'x345-front', 'u'=>2, 'aliases'=>'8670' ),
'x346' => array ( 'image'=>'342.gif', 'rackimage'=>'x345-front', 'u'=>2, 'aliases'=>'8840' ),
'x3650' => array ( 'image'=>'342.gif', 'rackimage'=>'x345-front', 'u'=>2, 'aliases'=>'7979' ),
'x3655' => array ( 'image'=>'342.gif', 'rackimage'=>'x345-front', 'u'=>2, 'aliases'=>'7943' ),
'x360' => array ( 'image'=>'342.gif', 'rackimage'=>'x366-front', 'u'=>3, 'aliases'=>'8686' ),
'x365' => array ( 'image'=>'342.gif', 'rackimage'=>'x366-front', 'u'=>3, 'aliases'=>'8862' ),
'x366' => array ( 'image'=>'342.gif', 'rackimage'=>'x366-front', 'u'=>3, 'aliases'=>'8863' ),
'x445' => array ( 'image'=>'342.gif', 'rackimage'=>'x366-front', 'u'=>3, 'aliases'=>'' ),
'x450' => array ( 'image'=>'342.gif', 'rackimage'=>'x366-front', 'u'=>3, 'aliases'=>'' ),
'x455' => array ( 'image'=>'342.gif', 'rackimage'=>'x366-front', 'u'=>3, 'aliases'=>'' ),
'x460' => array ( 'image'=>'342.gif', 'rackimage'=>'x366-front', 'u'=>3, 'aliases'=>'' ),
'x3755' => array ( 'image'=>'342.gif', 'rackimage'=>'x366-front', 'u'=>4, 'aliases'=>'7163,8877' ),
'x3850' => array ( 'image'=>'342.gif', 'rackimage'=>'x366-front', 'u'=>4, 'aliases'=>'7141,7233' ),
'x3950' => array ( 'image'=>'342.gif', 'rackimage'=>'x366-front', 'u'=>4, 'aliases'=>'' ), # 7141,7233
'hs20' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'8678,8843,7981,blade' ), # removed 8832 because it is older and it made this entry to wide in the drop down boxes
'hs12' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'8014,8028' ),
'hs21' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'7995,8853' ),
'js20' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'8842' ),
'js12' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'799860X' ),
'js21' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'8844,7998J21' ),
'js22' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'799861X' ),
'qs21' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'0792' ),
'qs22' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'0793' ),
'ls20' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'8850' ),
'ls21' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'7971' ),
'ls22' => array ( 'image'=>'blade.gif', 'rackimage'=>'blade-front', 'u'=>7, 'aliases'=>'7901' ),
'hs40' => array ( 'image'=>'blade2.gif', 'rackimage'=>'blade2-front', 'u'=>7, 'aliases'=>'8839' ),
'ls41' => array ( 'image'=>'blade2.gif', 'rackimage'=>'blade2-front', 'u'=>7, 'aliases'=>'7972' ),
'ls42' => array ( 'image'=>'blade2.gif', 'rackimage'=>'blade2-front', 'u'=>7, 'aliases'=>'7902' ),
# POWER 4 servers
'p610' => array ( 'image'=>'520.gif', 'rackimage'=>'x335-front', 'u'=>5, 'aliases'=>'7028' ),
'p615' => array ( 'image'=>'520.gif', 'rackimage'=>'x335-front', 'u'=>4, 'aliases'=>'7029' ),
'p630' => array ( 'image'=>'520.gif', 'rackimage'=>'x335-front', 'u'=>4, 'aliases'=>'' ), # 7026
'p640' => array ( 'image'=>'520.gif', 'rackimage'=>'x335-front', 'u'=>5, 'aliases'=>'7026' ),
'p650' => array ( 'image'=>'520.gif', 'rackimage'=>'x335-front', 'u'=>8, 'aliases'=>'7038' ),
'p655' => array ( 'image'=>'590.gif', 'rackimage'=>'x335-front', 'u'=>42, 'aliases'=>'7039' ),
'p670' => array ( 'image'=>'590.gif', 'rackimage'=>'x335-front', 'u'=>42, 'aliases'=>'' ), # 7040
'p690' => array ( 'image'=>'590.gif', 'rackimage'=>'x335-front', 'u'=>42, 'aliases'=>'7040' ),
# OpenPOWER servers
'p710' => array ( 'image'=>'342.gif', 'rackimage'=>'x335-front', 'u'=>2, 'aliases'=>'9123' ),
'p720' => array ( 'image'=>'520.gif', 'rackimage'=>'x345-front', 'u'=>4, 'aliases'=>'9124' ),
# POWER 5 servers
'p5-505' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'' ), # 9115
'p5-505Q' => array ( 'image'=>'330.gif', 'rackimage'=>'x335-front', 'u'=>1, 'aliases'=>'9115' ),
'p5-510' => array ( 'image'=>'342.gif', 'rackimage'=>'x345-front', 'u'=>2, 'aliases'=>'9110' ),
'p5-510Q' => array ( 'image'=>'342.gif', 'rackimage'=>'x345-front', 'u'=>2, 'aliases'=>'' ), # 9110
'p5-575' => array ( 'image'=>'342.gif', 'rackimage'=>'x345-front', 'u'=>2, 'aliases'=>'9118' ),
'p5-520' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'9111' ),
'p5-520Q' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'9131' ),
'p5-550' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'9113' ),
'p5-550Q' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'9133' ),
'p5-560' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'9116' ),
'p5-560Q' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'' ), # 9116
'p5-570' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'' ), # 9117
'p5-590' => array ( 'image'=>'590.gif', 'rackimage'=>'p5-590-front', 'u'=>42, 'aliases'=>'' ), # 9119
'p5-595' => array ( 'image'=>'590.gif', 'rackimage'=>'p5-590-front', 'u'=>42, 'aliases'=>'' ), # 9119
# POWER 6 servers
'p6-520' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'8203,520,HV4' ),
'p6-550' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'8204,550,HV8' ),
'p6-560' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'8234,560,ML4+' ),
'p6-570' => array ( 'image'=>'520.gif', 'rackimage'=>'p5-520-front', 'u'=>4, 'aliases'=>'9117,570,ML4,ML8,ML12,ML16' ),
'p6-575' => array ( 'image'=>'342.gif', 'rackimage'=>'p6-575-front', 'u'=>2, 'aliases'=>'9125,575' ),
'p6-595' => array ( 'image'=>'590.gif', 'rackimage'=>'p5-590-front', 'u'=>42, 'aliases'=>'9119,595' ),
);
//-----------------------------------------------------------------------------
// This returns important display info about each type of hardware, so we can easily add new hw types.
function getHWTypeInfo($hwtype, $attr=NULL) {
global $HWTypeInfo;
// Get the aliases defined as keys, if we have not done that yet
if (!array_key_exists('9119',$HWTypeInfo)) {
$keys = array_keys($HWTypeInfo); // make a copy of the keys, because we will be adding some in the loop below
foreach ($keys as $key) {
$value = $HWTypeInfo[$key];
if (array_key_exists('aliases',$value) && !empty($value['aliases'])) {
$aliases = explode(',', $value['aliases']);
foreach ($aliases as $a) {
if (array_key_exists($a,$HWTypeInfo)) { msg('W', "Internal warning: Duplicate alias in HWTypeInfo array: $a"); }
else { $HWTypeInfo[$a] = $value; }
}
}
}
}
// Now return the info requested
$k = strtolower($hwtype);
if (!array_key_exists($k,$HWTypeInfo)) { return NULL; }
$info = $HWTypeInfo[$k];
if (isset($attr)) { return $info[$attr]; }
else { return $info; }
}
//-----------------------------------------------------------------------------
// Returns the image that should be displayed for this type of hw. Gets this from getHWTypeInfo()
function getHWTypeImage($hwtype, $powermethod) {
# 1st try to match the hw type
$info = getHWTypeInfo($hwtype, 'image');
if (!empty($info)) { return $info; }
# No matches yet. Use the power method to get a generic type.
if (isset($powermethod)) {
$info = getHWTypeInfo($powermethod, 'image');
if (!empty($info)) { return $info; }
}
# As a last resort, return the most common node image
return getHWTypeInfo('default', 'image');
}
//-----------------------------------------------------------------------------
// Map the many possible values of nodelist.status into one of four: good, bad, warning, unknown
//todo: update this list from Lings new status work
function mapStatus($statStr) {
$status = NULL;
if ($statStr == "alive" || $statStr == "ready" || $statStr == "pbs" || $statStr == "sshd") { $status = "good"; }
else if ($statStr == "noping" || $statStr=='unreachable') { $status = "bad"; }
else if ($statStr == "ping") { $status = "warning"; }
else { $status = "unknown"; }
return $status;
}
//-----------------------------------------------------------------------------
// For 2 status strings from nodestat or nodelist.status, return the "lowest" (worst).
// Use this function when trying to aggregate multiple status values into one.
//todo: update this list from Lings new status work
function minStatus($s1, $s2) {
$statnum = array( 'unknown' => 0,
'unreachable' => 1,
'noping' => 1,
'ping' => 2,
'snmp' => 3,
'sshd' => 4,
'pbs' => 5,
'ready' => 6,
'alive' => 6,
);
// if either value is empty, just return the other one
if (!isset($s1)) { return $s2; }
if (!isset($s2)) { return $s1; }
// if either value does not map into the hash, then return unknown
if (!isset($statnum[$s1]) || !isset($statnum[$s2])) { return 'unknown'; }
if ($statnum[$s1] < $statnum[$s2]) { return $s1; }
else { return $s2; }
}
//-----------------------------------------------------------------------------
// Return the image that represents the status string passed in
function getStatusImage($status) {
global $TOPDIR;
if ($status == 'good') { return "$TOPDIR/images/green-ball-m.gif"; }
elseif ($status == 'warning') { return "$TOPDIR/images/yellow-ball-m.gif"; }
elseif ($status == 'bad') { return "$TOPDIR/images/red-ball-m.gif"; }
else { return "$TOPDIR/images/blue-ball-m.gif"; }
}
//-----------------------------------------------------------------------------
// Returns the specified user preference value, or the default. (The preferences are stored in cookies.)
// If no key is specified, it will return the list of preference names.
function getPref($key) {
$prefDefaults = array(
'nodesPerPage' => 40,
'displayCmds' => 0,
);
if (!isset($key)) { return array_keys($prefDefaults); }
if (isset($_COOKIE[$key])) { return $_COOKIE[$key]; }
return $prefDefaults[$key]; // return default if not in the cookie
}
//-----------------------------------------------------------------------------
// Returns a list of some or all of the nodes in the cluster and some of their attributes.
// Pass in a node range (or NULL to get all nodes) and an array of attribute names (or NULL for none).
// Returns an array where each key is the node name and each value is an array of attr/value pairs (unless only 1 attr was request, in which case it is just the attr value).
// attrs is an array of attributes that should be returned.
function getNodes($noderange, $attrs) {
//my ($hostname, $type, $osname, $distro, $version, $mode, $status, $conport, $hcp, $nodeid, $pmethod, $location, $comment) = split(/:\|:/, $na);
//$nodes[] = array('hostname'=>"node$i.cluster.com", 'type'=>'x3655', 'osname'=>'Linux', 'distro'=>'RedHat', 'version'=>'4.5', 'status'=>1, 'conport'=>$i, 'hcp'=>"node$i-bmc.cluster.com", 'nodeid'=>'', 'pmethod'=>'bmc', 'location'=>"frame=1 u=$", 'comment'=>'');
$nodes = array();
if (empty($noderange)) { $nodrange = '/.*'; }
//$xml = docmd('nodels',$noderange,implode(' ',$attrs));
$xml = docmd('nodels',$noderange,$attrs);
//echo "<p>"; print_r($xml); echo "</p>\n";
foreach ($xml->children() as $response) foreach ($response->children() as $o) {
$nodename = (string)$o->name;
$data = & $o->data;
$attrval = (string)$data->contents;
if (empty($attrval)) { continue; }
if (count($attrs) > 1) { // if more than 1 attr requested, the output will include the attr description (name)
$attrname = (string)$data->desc;
if (!array_key_exists($nodename,$nodes)) { $nodes[$nodename] = array(); }
$attributes = & $nodes[$nodename];
$attributes[$attrname] = $attrval;
}
else { // only 1 attr, so no attr name
$nodes[$nodename] = $attrval;
}
}
return $nodes;
}
//function awalk($value, $key) { echo "<p>$key=$value.</p>\n"; }
//function awalk2($a) { foreach ($a as $key => $value) { if (is_array($value)) {$v='<array>';} else {$v=$value;} echo "<p>$key=$v.</p>\n"; } }
//-----------------------------------------------------------------------------
// Returns the node groups defined in the cluster.
function getGroups() {
$groups = array();
$xml = docmd('tabdump','',array('nodelist'));
//$output = $xml->xcatresponse->children();
#$output = $xml->children(); // technically, we should iterate over the xcatresponses, because there can be more than one
//foreach ($output as $line) {
foreach ($xml->children() as $response) foreach ($response->children() as $line) {
$line = (string) $line;
//echo "<p>line=$line</p>";
if (ereg("^#", $line)) { continue; } // skip the header
$vals = splitTableFields($line);
if (empty($vals[0]) || empty($vals[1])) continue; // node or groups missing
$grplist = preg_split('/,/', $vals[1]);
foreach ($grplist as $g) { $groups[$g] = 1; }
}
$grplist = array_keys($groups);
sort($grplist);
return $grplist;
}
//-----------------------------------------------------------------------------
// Returns true if we are running on AIX
// use dirty trick
function isAIX() { if($_SERVER["SERVER_SOFTWARE"] == "IBM_HTTP_Server") {return TRUE;}else {return FALSE;} } //todo: update to one elegant way later
//-----------------------------------------------------------------------------
// Returns true if we are running on Linux
function isLinux() { if(strstr($_SERVER["SERVER_SOFTWARE"], "Apache")==FALSE) {return FALSE;} else {return TRUE;} } //todo: update to one elegant way later
//-----------------------------------------------------------------------------
// Returns true if we are running on Windows
function isWindows() { return array_key_exists('WINDIR', $_SERVER); }
//-----------------------------------------------------------------------------
// Create file folder-like tabs. Tablist is an array of label/url pairs.
function insertTabs ($tablist, $currentTabIndex) {
echo "<TABLE cellpadding=4 cellspacing=0 width='100%' summary=Tabs><TBODY><TR>";
foreach ($tablist as $key => $tab) {
if ($key != 0) { echo "<TD width=2></TD>"; }
if ($currentTabIndex == $key) {
echo "<TD align=center background='$TOPDIR/images/tab-current.gif'><b>$tab[0]</b></TD>";
}
else {
echo "<TD align=center background='$TOPDIR/images/tab.gif'><A href='$tab[1]'>$tab[0]</A></TD>";
}
}
echo "</TR><TR><TD colspan=7 height=7 bgcolor='#CBCBCB'></TD></TR></TBODY></TABLE>\n";
}
//-----------------------------------------------------------------------------
// Create the Action buttons in a table. Each argument passed in is a button, which is an array of attribute strings.
// If your onclick attribute contains javascript code that uses quotes, use double quotes instead of single quotes.
function insertButtons () {
$num = func_num_args();
if ($num > 1) echo "<TABLE cellpadding=0 cellspacing=2><TR>";
foreach (func_get_args() as $button) {
$otherattrs = @$button['otherattrs'];
$id = @$button['id'];
if (!empty($id)) { $id = "id=$id"; }
$onclick = @$button['onclick'];
if (!empty($onclick)) { $onclick = "onclick='$onclick'"; }
if ($num > 1) echo "<td>";
echo "<a class=button $id $onclick $otherattrs><span>{$button['label']}</span></a>";
if ($num > 1) echo "</td>";
}
if ($num > 1) echo "</TR></TABLE>\n";
}
//-----------------------------------------------------------------------------
// Display messages in the html. If severity is W or E, it will attempt to use the Error class
// from the style sheet.
function msg($severity, $msg)
{
//if ($severity=~/V/ && !$::GUI_VERBOSE) { return; }
if (preg_match('/O/', $severity)) { echo "$msg\n"; return; }
$styleclass = 'Info';
if (preg_match('/[WE]/', $severity)) { $styleclass = 'Error'; }
echo "<P class=$styleclass>$msg</P>\n";
}
//-----------------------------------------------------------------------------
function insertNotDoneYet() { echo "<p class=NotDone>This page is not done yet.</p>\n"; }
//-----------------------------------------------------------------------------
// Parse the columns of 1 line of tabdump output
//Todo: the only thing this doesn't handle is escaped double quotes.
function splitTableFields($line){
$fields = array();
$line = ",$line"; // prepend a comma. this makes the parsing more consistent
for ($rest=$line; !empty($rest); ) {
$vals = array();
// either match everything in the 1st pair of quotes, or up to the next comma
if (!preg_match('/^,"([^"]*)"(.*)$/', $rest, $vals)) { preg_match('/^,([^,]*)(.*)$/', $rest, $vals); }
$fields[] = $vals[1];
$rest = $vals[2];
}
return $fields;
}
#function to enable password storage to split between cookie and session variable
function xorcrypt($data,$key) {
$datalen=strlen($data);
$keylen=strlen($key);
for ($i=0;$i<$datalen;$i++) {
$data[$i]=chr(ord($data[$i])^ord($key[$i]));
}
return $data;
}
function getpassword() {
if (isset($GLOBALS['xcatauthsecret'])) {
$cryptext=$GLOBALS['xcatauthsecret'];
} else if (isset($_COOKIE["xcatauthsecret"])) {
$cryptext = $_COOKIE["xcatauthsecret"];
} else {
return false;
}
return xorcrypt($_SESSION["secretkey"],base64_decode($cryptext));
}
#remembers the password, splitting knowledge between server and client side
#persistant storage
#Caller should regenerate session id when contemplating a new user/password,
#to preclude session fixation, though fixation is limited without the secret.
function setpassword($password) {
$randlen=strlen($password);
$key=getrandchars($randlen);
$cryptext=xorcrypt($password,$key);
$cryptext=base64_encode($cryptext); #non-ascii chars, base64 it
#Not bothering with explicit expiration, as time sync would be too hairy
#should go away when browser closes. Any timeout will be handled server
#side. If the session id invalidates and the one-time key discarded,
#the cookie contents are worthless anyway
#nevertheless, when logout happens, cookie should be reaped
setcookie("xcatauthsecret",$cryptext,0,'/');
$GLOBALS["xcatauthsecret"]=$cryptext; #May need it sooner, prefer globals
$_SESSION["secretkey"]=$key;
}
function getrandchars($length) {
$charset='0123456789abcdefghijklmnopqrstuvwxyz!@#$%^&*';
$charsize=strlen($charset);
srand();
$chars='';
for ($i=0;$i<$length;$i++) {
$num=rand()%$charsize;
$chars=$chars.substr($charset,$num,1);
}
return $chars;
}
// Determine if they at least have a user/pw that they have entered (that may or may not be valid)
function is_logged() {
if (isset($_SESSION["username"]) and !is_bool(getpassword())) {
return true;
} else {
return false;
}
}
// Determine if they are currently logged in successfully
function isAuthenticated() {
if (is_logged()) {
if ($_SESSION["xcatpassvalid"] != 1) {
$testcred=docmd("authcheck","",NULL);
if (isset($testcred->{'xcatresponse'}->{'data'})) {
$result="".$testcred->{'xcatresponse'}->{'data'};
if (is_numeric(strpos("Authenticated",$result))) {
$_SESSION["xcatpassvalid"]=1; #proven good
} else {
$_SESSION["xcatpassvalid"]=0; #proven bad
}
}
}
}
if (isset($_SESSION["xcatpassvalid"]) and $_SESSION["xcatpassvalid"]==1) { return true; }
else { return false; }
}
function logout() {
#clear the secret cookie from browser.
#expire cookie a week ago, server time, may not work if client clock way off, but the value will be cleared at least.
if (isset($_COOKIE["xcatauthsecret"])) {
setcookie("xcatauthsecret",'',time()-86400*7,'/'); #NOTE: though firefox doesn't seem to zap it dynamically from cookie store in
#the client side dialog, firefox does stop submitting the value. The sensitivity of the 'stale' cookie even if compromised
#is negligible, as the session id will be invalidated and the one-time-key needed to decrypt the password is destroyed on the server
}
#expire the sesion cookie
if (isset($_COOKIE[session_name()])) {
setcookie(session_name(),"",time()-86400*7,"/");
}
#clear server store of data
$_SESSION=array();
session_destroy();
}
?>
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