From 18176fdcbec7f03467d81a3ed06cd4d47652bd9f Mon Sep 17 00:00:00 2001
From: Scott Dale <sdale@pfsense.org>
Date: Fri, 3 Aug 2007 23:15:48 +0000
Subject: beta load balancer widget

---
 .../widgets/load_balancer_status.widget.php        | 227 +++++++++++++++++++++
 1 file changed, 227 insertions(+)
 create mode 100644 usr/local/www/widgets/widgets/load_balancer_status.widget.php

(limited to 'usr/local/www/widgets/widgets/load_balancer_status.widget.php')

diff --git a/usr/local/www/widgets/widgets/load_balancer_status.widget.php b/usr/local/www/widgets/widgets/load_balancer_status.widget.php
new file mode 100644
index 0000000..1ede8ff
--- /dev/null
+++ b/usr/local/www/widgets/widgets/load_balancer_status.widget.php
@@ -0,0 +1,227 @@
+<?php
+/*
+        $Id$
+        Copyright 2007 Scott Dale
+        Part of pfSense widgets (www.pfsense.com)
+        originally based on m0n0wall (http://m0n0.ch/wall)
+
+        Copyright (C) 2004-2005 T. Lechat <dev@lechat.org>, Manuel Kasper <mk@neon1.net>
+        and Jonathan Watt <jwatt@jwatt.org>.
+        All rights reserved.
+
+        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.
+
+        THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS 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
+        AUTHOR 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.
+*/
+?>
+<div>&nbsp;</div>
+<?php
+
+	$tab_array = array();
+	$tab_array[0] = array("Pool Status", true, "load_balancer_status-pool");
+	$tab_array[1] = array("Server Status", false, "load_balancer_status-server");
+	display_widget_tabs($tab_array);
+
+	if (!is_array($config['load_balancer']['lbpool'])) {
+	$config['load_balancer']['lbpool'] = array();
+	}
+	if (!is_array($config['load_balancer']['virtual_server'])) {
+		$config['load_balancer']['virtual_server'] = array();
+	}
+	$a_vs = &$config['load_balancer']['virtual_server'];
+	$a_pool = &$config['load_balancer']['lbpool'];
+	
+	$slbd_logfile = "{$g['varlog_path']}/slbd.log";
+	
+	$nentries = $config['syslog']['nentries'];
+	if (!$nentries)
+	        $nentries = 50;
+	
+	$now = time();
+	$year = date("Y");
+	
+	
+?>
+
+
+<div id="load_balancer_status-pool" style="display:block;">
+	<table class="tabcont" width="100%" border="0" cellpadding="0" cellspacing="0">
+                <tr>
+                  <td width="10%" class="listhdrr">Name</td>
+		  <td width="10%" class="listhdrr">Type</td>
+                  <td width="10%" class="listhdrr">Gateways</td>
+                  <td width="25%" class="listhdrr">Status</td>
+                  <td width="30%" class="listhdr">Description</td>
+				</tr>
+			  <?php $i = 0; foreach ($a_pool as $vipent):
+				if ($vipent['type'] == "gateway") {
+			  ?>
+                <tr>
+                  <td class="listlr">
+				<?=$vipent['name'];?>
+                  </td>
+                  <td class="listr" align="center" >
+                                <?=$vipent['type'];?>
+                                <br />
+                                (<?=$vipent['behaviour'];?>)
+                  </td>
+                  <td class="listr" align="center" >
+			<table border="0" cellpadding="0" cellspacing="2">
+                        <?php
+                                foreach ((array) $vipent['servers'] as $server) {
+                                        $svr = split("\|", $server);
+					PRINT "<tr><td> {$svr[0]} </td></tr>";
+                                }
+                        ?>
+			</table>
+                  </td>
+                  <td class="listr" >
+			<table border="0" cellpadding="0" cellspacing="2">
+                        <?php
+				if ($vipent['type'] == "gateway") {
+					$poolfile = "{$g['tmp_path']}/{$vipent['name']}.pool";
+					if(file_exists("$poolfile")) {
+						$poolstatus = file_get_contents("$poolfile");
+					}
+                                        foreach ((array) $vipent['servers'] as $server) {
+						$lastchange = "";
+                                                $svr = split("\|", $server);
+						$monitorip = $svr[1];
+						$logstates = return_clog($slbd_logfile, $nentries, array("$monitorip", "marking"), true);
+						$logstates = $logstates[0];
+
+						if(stristr($logstates, $monitorip)) {
+							$date = preg_split("/[ ]+/" , $logstates);
+							$lastchange = "$date[0] $date[1] $year $date[2]";
+						}
+						if(stristr($poolstatus, $monitorip)) {
+							$online = "Online";
+							$bgcolor = "lightgreen";
+							$change = $now - strtotime("$lastchange");
+							if($change < 300) {
+								$bgcolor = "khaki";
+							}
+						} else {
+							$online = "Offline";
+							$bgcolor = "lightcoral";
+						}
+						PRINT "<tr><td bgcolor=\"$bgcolor\" > $online </td><td>";
+						
+						PRINT "</td></tr>";
+                                        }
+                                } else {
+					PRINT "<tr><td> {$vipent['monitor']} </td></tr>";
+                                }
+                        ?>
+			</table>
+                  </td>
+                  <td class="listbg" >
+				<font color="#FFFFFF"><?=$vipent['desc'];?></font>
+                  </td>
+                </tr>
+		<?php
+			}
+			$i++;
+		 endforeach;
+		 ?>
+              </table>
+</div>
+
+<div id="load_balancer_status-server" style="display:none;">
+	<table class="tabcont" width="100%" border="0" cellpadding="0" cellspacing="0">
+                <tr>
+                  <td width="10%" class="listhdrr">Name</td>
+		  <td width="10%" class="listhdrr">Port</td>
+                  <td width="10%" class="listhdrr">Servers</td>
+                  <td width="30%" class="listhdrr">Status</td>
+                  <td width="30%" class="listhdr">Description</td>
+				</tr>
+			  <?php $i = 0; foreach ($a_vs as $vsent): ?>
+                <tr>
+                  <td class="listlr">
+				<?=$vsent['name'];?>
+                  </td>
+                  <td class="listr" align="center" >
+                                <?=$vsent['port'];?>
+                                <br />
+                  </td>
+                  <td class="listr" align="center" >
+			<table border="0" cellpadding="0" cellspacing="2">
+                        <?php
+			foreach ($a_pool as $vipent) {
+				if ($vipent['name'] == $vsent['pool']) {
+					foreach ((array) $vipent['servers'] as $server) {
+						PRINT "<tr><td> {$server} </td></tr>";
+					}
+				}
+			}
+			?>
+			</table>
+                  </td>
+                  <td class="listr" >
+			<table border="0" cellpadding="0" cellspacing="2">
+                        <?php
+				$poolfile = "{$g['tmp_path']}/{$vsent['name']}.pool";
+				if(file_exists("$poolfile")) {
+					$poolstatus = file_get_contents("$poolfile");
+				}
+				foreach ($a_pool as $vipent) {
+					if ($vipent['name'] == $vsent['pool']) {
+                                        foreach ((array) $vipent['servers'] as $server) {
+						$lastchange = "";
+						$monitorip = $server;
+						$logstates = return_clog($slbd_logfile, $nentries, array("$monitorip", "marking"), true);
+						$logstates = $logstates[0];
+
+						if(stristr($logstates, $monitorip)) {
+							$date = preg_split("/[ ]+/" , $logstates);
+							$lastchange = "$date[0] $date[1] $year $date[2]";
+						}
+						if(stristr($poolstatus, $monitorip)) {
+							$online = "Online";
+							$bgcolor = "lightgreen";
+							$change = $now - strtotime("$lastchange");
+							if($change < 300) {
+								$bgcolor = "khaki";
+							}
+						} else {
+							$online = "Offline";
+							$bgcolor = "lightcoral";
+						}
+						PRINT "<tr><td bgcolor=\"$bgcolor\" > $online </td><td>";
+						if($lastchange <> "") {
+							PRINT "Last change $lastchange";
+						} else {
+							PRINT "No changes found in logfile";
+						}
+						PRINT "</td></tr>";
+                                        }
+				}
+			}
+                        ?>
+			</table>
+                  </td>
+                  <td class="listbg" >
+				<font color="#FFFFFF"><?=$vipent['desc'];?></font>
+                  </td>
+                </tr>
+		<?php $i++; endforeach; ?>
+             </table>
+</div>
\ No newline at end of file
-- 
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