Add Ganglia web rewrite

ganglia · Oct 22, 2010 · 5eeb402 · 5eeb402
commit 5eeb402
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diff --git a/AUTHORS b/AUTHORS
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+Federico Sacerdoti <fds@SDSC.EDU>
+Matt Massie <massie@cs.berkeley.edu>
diff --git a/COPYING b/COPYING
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+Copyright (c) 2001 by Matt Massie and The Regents of the University of California.  
+All rights reserved.
+
+Permission to use, copy, modify, and distribute this software and its
+documentation for any purpose, without fee, and without written agreement is
+hereby granted, provided that the above copyright notice and the following
+two paragraphs appear in all copies of this software.
+
+IN NO EVENT SHALL THE UNIVERSITY OF CALIFORNIA BE LIABLE TO ANY PARTY FOR
+DIRECT, INDIRECT, SPECIAL, INCIDENTAL, OR CONSEQUENTIAL DAMAGES ARISING OUT
+OF THE USE OF THIS SOFTWARE AND ITS DOCUMENTATION, EVEN IF THE UNIVERSITY OF
+CALIFORNIA HAS BEEN ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+THE UNIVERSITY OF CALIFORNIA SPECIFICALLY DISCLAIMS ANY WARRANTIES,
+INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
+AND FITNESS FOR A PARTICULAR PURPOSE.  THE SOFTWARE PROVIDED HEREUNDER IS
+ON AN "AS IS" BASIS, AND THE UNIVERSITY OF CALIFORNIA HAS NO OBLIGATION TO
+PROVIDE MAINTENANCE, SUPPORT, UPDATES, ENHANCEMENTS, OR MODIFICATIONS. 
diff --git a/README b/README
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+This should work like the normal Ganglia web UI. The difference is that
+you need to make the conf/ directory writeable by the Apache user.
diff --git a/auth.php b/auth.php
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+<?php
+#
+# Functions to authenticate users with the HTTP "Basic" password
+# box. Original author Federico Sacerdoti <fds@sdsc.edu>
+#
+
+#-------------------------------------------------------------------------------
+# Returns an array of clusters that want to be private.
+# Get list of private clusters. Put in $private[cluster name]="password"
+function embarrassed ()
+{
+   global $gmetad_root;
+   # The @ in front of a function name suppresses any warnings from it.
+   $fp=@fopen("./private_clusters","r");
+   if ($fp) {
+      while(!feof($fp)) {
+         $line=chop(fgets($fp,255));
+         if (!$line or !strcspn($line,"#")) { continue; }
+         $list=split("=",$line);
+         if (count($list)!=2) { continue; }
+         $name=trim($list[0]);
+         $pass=trim($list[1]);
+         $private[$name] = $pass;
+      }
+      fclose($fp);
+   }
+   return $private;
+}
+
+#-------------------------------------------------------------------------------
+function authenticate()
+{
+   global $clustername, $cluster;
+
+   $private_clusters = array_keys( embarrassed() );
+
+   if( in_array( $clustername, $private_clusters ) && ( $clustername == $cluster['NAME'] ) )
+   {
+      $auth_header	= "WWW-authenticate: basic realm=\"Ganglia Private Cluster: " . $clustername . "\"";
+   }
+   else
+   {
+      $auth_header	= "WWW-authenticate: basic realm=\"Ganglia Private Cluster\"";
+   }
+
+   header( $auth_header );
+   header("HTTP/1.0 401 Unauthorized");
+   #print "<HTML><HEAD><META HTTP-EQUIV=refresh CONTENT=1 URL=\"../?c=\"></HEAD>";
+   print "<H1>You are unauthorized to view the details of this Cluster</H1>";
+   print "In order to access this cluster page you will need a valid name and ".
+      "password.<BR>";
+   print "<H4><A HREF=\"./\">Back to Meta Cluster page</A></H4>";
+   exit;
+}
+
+#-------------------------------------------------------------------------------
+function checkprivate()
+{
+   global $clustername, $context;
+
+   # Allow the Meta context page.
+   if ($context=="meta") { return; }
+
+   $private=embarrassed();
+   if (isset($private[$clustername]) and $private[$clustername]) {
+      #echo "The password for $clustername is $private[$clustername]<br>";
+      if (empty($_SERVER['PHP_AUTH_PW'])) {
+	 authenticate();
+      }
+      else {
+	 # Check password (in md5 format). Username does not matter.
+	 if (md5($_SERVER['PHP_AUTH_PW']) != $private[$clustername]) {
+	    authenticate();
+	 }
+      }
+   }
+}
+
+#-------------------------------------------------------------------------------
+# To be called when in the control context. Assumes the password file
+# "$gmetad_root/etc/private_clusters has an entry called "controlroom".
+# The control room is always embarrassed.
+function checkcontrol()
+{
+   global $context;
+
+   if ($context != "control") { return; }
+
+   if (empty($_SERVER['PHP_AUTH_PW'])) {
+      authenticate();
+   }
+   else {
+      #echo "You entered password ". md5($PHP_AUTH_PW) ." ($PHP_AUTH_PW)<br>";
+      $private=embarrassed();
+      if (md5($_SERVER['PHP_AUTH_PW']) != $private["controlroom"]) {
+	 authenticate();
+      }
+   }
+}
+
+?>
diff --git a/calendar.php b/calendar.php
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+<?php
+
+# LGPL javascript calendar is optional, but very nice.
+# Snag it from http://www.dynarch.com/demos/jscalendar/
+# and install in jscalendar-1.0/ inside this web dir.
+
+$calendar_head = '
+<script type="text/javascript">
+function ganglia_submit(clearonly) {
+  document.getElementById("cs").value = "";
+  document.getElementById("ce").value = "";
+  if (! clearonly)
+    document.ganglia_form.submit();
+}
+</script>
+';
+
+if ( ! is_readable('./jscalendar-1.0/calendar.js') ) {
+
+  $calendar = '';
+
+ } else {
+
+  $calendar_head .= '
+<link rel="stylesheet" type="text/css" media="all" href="./jscalendar-1.0/calendar-system.css" title="calendar-system" />
+<script type="text/javascript" src="./jscalendar-1.0/calendar.js"></script>
+<script type="text/javascript" src="./jscalendar-1.0/lang/calendar-en.js"></script>
+<script type="text/javascript" src="./jscalendar-1.0/calendar-setup.js"></script>
+<script type="text/javascript">
+var fmt = "%b %d %Y %H:%M";     // must be a format that RRDtool likes
+function isDisabled(date, y, m, d) {
+  var today = new Date();
+  return (today.getTime() - date.getTime()) < -1 * Date.DAY;
+}
+function checkcal(cal) {        // ensure cs < ce
+  var date = cal.date;
+  var time = date.getTime();
+  var field = document.getElementById("cs");
+  if (field == cal.params.inputField) {
+    // cs was changed: change ce
+    field = document.getElementById("ce");
+    var other = new Date(Date.parseDate(field.value, fmt));
+    if (time >= other) {
+      date = new Date(time + Date.HOUR);
+      field.value = date.print(fmt);
+    }
+  } else {
+    // ce was changed: change cs
+    field = document.getElementById("cs");
+    var other = new Date(Date.parseDate(field.value, fmt));
+    if (other >= time) {
+      date = new Date(time - Date.HOUR);
+      field.value = date.print(fmt);
+    }
+  }
+}
+</script>
+';
+
+  $calendar = '
+<script type="text/javascript">
+Calendar.setup({
+  inputField     : "cs",
+  ifFormat       : fmt,
+  showsTime      : true,
+  step           : 1,
+  weekNumbers    : false,
+  onUpdate       : checkcal,
+  dateStatusFunc : isDisabled
+});
+Calendar.setup({
+  inputField     : "ce",
+  ifFormat       : fmt,
+  showsTime      : true,
+  step           : 1,
+  weekNumbers    : false,
+  onUpdate       : checkcal,
+  dateStatusFunc : isDisabled
+});
+</script>
+';
+
+ }
+?>