Merge branch 'master' into bootstrap

1 files changed, 239 insertions, 0 deletions

diff --git a/src/usr/local/www/graph_cpu.php b/src/usr/local/www/graph_cpu.php
new file mode 100644
index 0000000..75b8ad7
--- /dev/null
+++ b/src/usr/local/www/graph_cpu.php
@@ -0,0 +1,239 @@
+<?php
+/*
+	$Id$
+*/
+/*
+	graph_cpu.php
+*/
+/* ====================================================================
+ *  Copyright (c)  2004-2015  Electric Sheep Fencing, LLC. All rights reserved. 
+ *  Copyright (c)  2004-2006 T. Lechat <dev@lechat.org>, Manuel Kasper <mk@neon1.net>
+ *							 and Jonathan Watt <jwatt@jwatt.org>
+ *
+ *  Redistribution and use in source and binary forms, with or without modification, 
+ *  are permitted provided that the following conditions are met: 
+ *
+ *  1. Redistributions of source code must retain the above copyright notice,
+ *      this list of conditions and the following disclaimer.
+ *
+ *  2. Redistributions in binary form must reproduce the above copyright
+ *      notice, this list of conditions and the following disclaimer in
+ *      the documentation and/or other materials provided with the
+ *      distribution. 
+ *
+ *  3. All advertising materials mentioning features or use of this software 
+ *      must display the following acknowledgment:
+ *      "This product includes software developed by the pfSense Project
+ *       for use in the pfSense software distribution. (http://www.pfsense.org/). 
+ *
+ *  4. The names "pfSense" and "pfSense Project" must not be used to
+ *       endorse or promote products derived from this software without
+ *       prior written permission. For written permission, please contact
+ *       coreteam@pfsense.org.
+ *
+ *  5. Products derived from this software may not be called "pfSense"
+ *      nor may "pfSense" appear in their names without prior written
+ *      permission of the Electric Sheep Fencing, LLC.
+ *
+ *  6. Redistributions of any form whatsoever must retain the following
+ *      acknowledgment:
+ *
+ *  "This product includes software developed by the pfSense Project
+ *  for use in the pfSense software distribution (http://www.pfsense.org/).
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY
+ *  EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ *  IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ *  PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE pfSense PROJECT OR
+ *  ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
+ *  NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
+ *  LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ *  HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ *  STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ *  ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
+ *  OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *  ====================================================================
+ *
+ */
+/*
+	pfSense_MODULE:	graph
+*/
+
+##|+PRIV
+##|*IDENT=page-diagnostics-cpuutilization
+##|*NAME=Diagnostics: CPU Utilization page
+##|*DESCR=Allow access to the 'Diagnostics: CPU Utilization' page.
+##|*MATCH=graph_cpu.php*
+##|-PRIV
+
+require_once("guiconfig.inc");
+
+header("Last-Modified: " . gmdate("D, j M Y H:i:s") . " GMT");
+header("Expires: " . gmdate("D, j M Y H:i:s", time()) . " GMT");
+header("Cache-Control: no-cache, no-store, must-revalidate"); // HTTP/1.1
+header("Pragma: no-cache"); // HTTP/1.0
+header("Content-type: image/svg+xml");
+
+/********* Other conf *******/
+
+$nb_plot = 120;  // maximum number of data points to plot in the graph
+$fetch_link = "stats.php?stats=cpu";
+
+//SVG attributes
+$attribs['axis']='fill="black" stroke="black"';
+$attribs['cpu']='fill="#FF0000" font-family="Tahoma, Verdana, Arial, Helvetica, sans-serif" font-size="7"';
+$attribs['graph_cpu']='fill="none" stroke="#FF0000" stroke-opacity="0.8"';
+$attribs['legend']='fill="black" font-family="Tahoma, Verdana, Arial, Helvetica, sans-serif" font-size="4"';
+$attribs['grid_txt']='fill="gray" font-family="Tahoma, Verdana, Arial, Helvetica, sans-serif" font-size="6"';
+$attribs['grid']='stroke="gray" stroke-opacity="0.5"';
+$attribs['error']='fill="blue" font-family="Arial" font-size="4"';
+$attribs['collect_initial']='fill="gray" font-family="Tahoma, Verdana, Arial, Helvetica, sans-serif" font-size="4"';
+
+$height=100;  // SVG internal height : do not modify
+$width=200;   // SVG internal width  : do not modify
+
+/********* Graph DATA **************/
+print('<?xml version="1.0" encoding="UTF-8"?>' . "\n");?>
+<svg width="100%" height="100%" viewBox="0 0 <?=$width?> <?=$height?>" preserveAspectRatio="none" xml:space="preserve" xmlns="http://www.w3.org/2000/svg" xmlns:xlink="http://www.w3.org/1999/xlink" onload="init(evt);">
+	<g id="graph">
+		<rect id="bg" x1="0" y1="0" width="100%" height="100%" fill="white"/>
+		<line id="axis_x" x1="0" y1="0" x2="0" y2="100%" <?=$attribs['axis']?>/>
+		<line id="axis_y" x1="0" y1="100%" x2="100%" y2="100%" <?=$attribs['axis']?>/>
+		<polygon id="axis_arrow_x" <?=$attribs['axis']?> points="<?=($width) . "," . ($height)?> <?=($width-2) . "," . ($height-2)?> <?=($width-2) . "," . $height?>"/>
+		<path id="graph_cpu" d="" <?=$attribs['graph_cpu']?>/>
+		<path id="grid" d="M0 <?=$height/4*1?> L <?=$width?> <?=$height/4*1?> M0 <?=$height/4*2?> L <?=$width?> <?=$height/4*2?> M0 <?=$height/4*3?> L <?=$width?> <?=$height/4*3?>" <?=$attribs['grid']?>/>
+		<text id="grid_txt1" x="100%" y="25%" <?=$attribs['grid_txt']?> text-anchor="end">75%</text>
+		<text id="grid_txt2" x="100%" y="50%" <?=$attribs['grid_txt']?> text-anchor="end">50%</text>
+		<text id="grid_txt3" x="100%" y="75%" <?=$attribs['grid_txt']?> text-anchor="end">25%</text>
+		<text id="graph_cpu_txt" x="4" y="8" <?=$attribs['cpu']?>> </text>
+		<text id="error" x="50%" y="50%" visibility="hidden" <?=$attribs['error']?> text-anchor="middle"><?=gettext("Cannot get CPU load"); ?></text>
+		<text id="collect_initial" x="50%" y="50%" visibility="hidden" <?=$attribs['collect_initial']?> text-anchor="middle"><?=gettext("Collecting initial data, please wait"); ?>...</text>
+	</g>
+	<script type="text/ecmascript">
+		<![CDATA[
+
+/**
+ * getURL is a proprietary Adobe function, but it's simplicity has made it very
+ * popular. If getURL is undefined we spin our own by wrapping XMLHttpRequest.
+ */
+if (typeof getURL == 'undefined') {
+	getURL = function(url, callback) {
+		if (!url) {
+			throw '<?=gettext("No URL for getURL"); ?>';
+		}
+
+		try {
+			if (typeof callback.operationComplete == 'function') {
+				callback = callback.operationComplete;
+			}
+		} catch (e) {}
+		if (typeof callback != 'function') {
+			throw '<?=gettext("No callback function for getURL"); ?>';
+		}
+
+		var http_request = null;
+		if (typeof XMLHttpRequest != 'undefined') {
+			http_request = new XMLHttpRequest();
+		} else if (typeof ActiveXObject != 'undefined') {
+			try {
+				http_request = new ActiveXObject('Msxml2.XMLHTTP');
+			} catch (e) {
+				try {
+					http_request = new ActiveXObject('Microsoft.XMLHTTP');
+				} catch (e) {}
+			}
+		}
+		if (!http_request) {
+			throw '<?=gettext("Both getURL and XMLHttpRequest are undefined"); ?>';
+		}
+
+		http_request.onreadystatechange = function() {
+			if (http_request.readyState == 4) {
+				callback( { success : true,
+					content : http_request.responseText,
+					contentType : http_request.getResponseHeader("Content-Type") } );
+			}
+		}
+		http_request.open('GET', url, true);
+		http_request.send(null);
+	}
+}
+
+var SVGDoc = null;
+var last_cpu_total = 0;
+var last_cpu_idle = 0;
+var diff_cpu_total = 0;
+var diff_cpu_idle = 0;
+var cpu_data = new Array();
+
+var max_num_points = <?=$nb_plot?>;  // maximum number of plot data points
+var step = <?=$width?> / max_num_points;  // plot X division size
+var scale = <?=$height?> / 100;
+
+function init(evt) {
+	SVGDoc = evt.target.ownerDocument;
+	fetch_data();
+}
+
+function fetch_data() {
+	getURL('<?=$fetch_link?>', plot_cpu_data);
+}
+
+function plot_cpu_data(obj) {
+	if (!obj.success) {
+		return handle_error();  // getURL failed to get current CPU load data
+	}
+
+	var cpu = parseInt(obj.content);
+	if (!isNumber(cpu)) {
+		return handle_error();
+	}
+
+	switch (cpu_data.length) {
+		case 0:
+			SVGDoc.getElementById("collect_initial").setAttributeNS(null, 'visibility', 'visible');
+			cpu_data[0] = cpu;
+			fetch_data();
+			return;
+		case 1:
+			SVGDoc.getElementById("collect_initial").setAttributeNS(null, 'visibility', 'hidden');
+			break;
+		case max_num_points:
+			// shift plot to left if the maximum number of plot points has been reached
+			var i = 0;
+			while (i < max_num_points) {
+				cpu_data[i] = cpu_data[++i];
+			}
+			--cpu_data.length;
+	}
+
+	cpu_data[cpu_data.length] = cpu;
+
+	var path_data = "M 0 " + (<?=$height?> - (cpu_data[0] * scale));
+	for (var i = 1; i < cpu_data.length; ++i) {
+		var x = step * i;
+		var y_cpu = <?=$height?> - (cpu_data[i] * scale);
+		path_data += " L" + x + " " + y_cpu;
+	}
+
+	SVGDoc.getElementById("error").setAttributeNS(null, 'visibility', 'hidden');
+	SVGDoc.getElementById('graph_cpu_txt').firstChild.data = cpu + '%';
+	SVGDoc.getElementById('graph_cpu').setAttributeNS(null, "d", path_data);
+
+	fetch_data();
+}
+
+function handle_error() {
+	SVGDoc.getElementById("error").setAttributeNS(null, 'visibility', 'visible');
+	fetch_data();
+}
+
+function isNumber(a) {
+	return typeof a == 'number' && isFinite(a);
+}
+
+		]]>
+	</script>
+</svg>