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Commit 49da067c authored by Ad Schellevis's avatar Ad Schellevis Committed by Franco Fichtner
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(legacy) refactor status_lb_pool.php 

(cherry picked from commit 159d2fd2)
parent 0eba8133
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src/www/status_lb_pool.php
View file @ 49da067c
<?php
/*
Copyright (C) 2014-2015 Deciso B.V.
Copyright (C) 2010 Seth Mos <seth.mos@dds.nl>.
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.
Copyright (C) 2014-2016 Deciso B.V.
Copyright (C) 2010 Seth Mos <seth.mos@dds.nl>.
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.
*/
require_once("guiconfig.inc");
......@@ -33,198 +33,148 @@ require_once("vslb.inc");
require_once("services.inc");
require_once("interfaces.inc");
if (!is_array($config['load_balancer'])) {
$config['load_balancer'] = array();
if (empty($config['load_balancer']) || !is_array($config['load_balancer'])) {
$config['load_balancer'] = array();
}
if (!is_array($config['load_balancer']['lbpool'])) {
$config['load_balancer']['lbpool'] = array();
if (empty($config['load_balancer']['lbpool']) || !is_array($config['load_balancer']['lbpool'])) {
$config['load_balancer']['lbpool'] = array();
}
$a_pool = &$config['load_balancer']['lbpool'];
$lb_logfile = '/var/log/relayd.log';
$nentries = $config['syslog']['nentries'];
if (!$nentries) {
$nentries = 50;
if ($_SERVER['REQUEST_METHOD'] === 'POST') {
if (!empty($_POST['apply'])) {
relayd_configure();
filter_configure();
clear_subsystem_dirty('loadbalancer');
header("Location: status_lb_pool.php");
exit;
} else {
// change pool configuration (enabled/disabled servers)
$pconfig = $_POST;
if (!empty($pconfig['pools'])) {
foreach ($pconfig['pools'] as $form_pool) {
foreach ($a_pool as & $pool) {
if ($pool['name'] == $form_pool) {
$all_ips = array_merge((array) $pool['servers'], (array) $pool['serversdisabled']);
$new_disabled = array_diff($all_ips, (array)$pconfig[$form_pool]);
$new_enabled = (array)$pconfig[$form_pool];
$pool['servers'] = $new_enabled;
$pool['serversdisabled'] = $new_disabled;
}
}
}
mark_subsystem_dirty('loadbalancer');
write_config("Updated load balancer pools via status screen.");
}
header("Location: status_lb_pool.php");
exit;
}
}
$now = time();
$year = date("Y");
$service_hook = 'relayd';
include("head.inc");
$relay_hosts = get_lb_summary();
if ($_POST) {
if ($_POST['apply']) {
relayd_configure();
filter_configure();
$savemsg = get_std_save_message();
clear_subsystem_dirty('loadbalancer');
} else {
/* Keep a list of servers we find in POST variables */
$newservers = array();
foreach ($_POST as $name => $value) {
/* Look through the POST vars to find the pool data */
if (strpos($name, '|') !== false){
list($poolname, $ip) = explode("|", $name);
$ip = str_replace('_', '.', $ip);
$newservers[$poolname][] = $ip;
} elseif (is_ipaddr($value)) {
$newservers[$name][] = $value;
}
}
foreach ($a_pool as & $pool) {
if (is_array($pool['servers']) && is_array($pool['serversdisabled'])) {
$oldservers = array_merge($pool['servers'], $pool['serversdisabled']);
} elseif (is_array($pool['servers'])) {
$oldservers = $pool['servers'];
} elseif (is_array($pool['serversdisabled'])) {
$oldservers = $pool['serversdisabled'];
} else {
$oldservers = array();
}
if (is_array($newservers[$pool['name']])) {
$pool['servers'] = $newservers[$pool['name']];
$pool['serversdisabled'] = array_diff($oldservers, $newservers[$pool['name']]);
}
}
mark_subsystem_dirty('loadbalancer');
write_config("Updated load balancer pools via status screen.");
}
}
legacy_html_escape_form_data($a_pool);
legacy_html_escape_form_data($relay_hosts);
?>
<body>
<?php include("fbegin.inc"); ?>
<section class="page-content-main">
<div class="container-fluid">
<div class="row">
<?php if (is_subsystem_dirty('loadbalancer')): ?><br/>
<?php print_info_box_apply(sprintf(gettext("The load balancer configuration has been changed%sYou must apply the changes in order for them to take effect."), "<br />"));?>
<?php endif; ?>
<section class="col-xs-12">
<div class="tab-content content-box col-xs-12">
<form method="post">
<div class="table-responsive">
<table class="table table-striped">
<thead>
<tr>
<th><?=gettext("Name");?></th>
<th><?=gettext("Mode");?></th>
<th><?=gettext("Servers");?></th>
<th><?=gettext("Monitor");?></th>
<th><?=gettext("Description");?></th>
</tr>
</thead>
<tbody>
<?php
foreach ($a_pool as & $pool): ?>
<tr>
<td><?=$pool['name'];?></td>
<td>
<?php
switch($pool['mode']) {
case "loadbalance":
echo "Load balancing";
break;
case "failover":
echo "Manual failover";
break;
default:
echo "(default)";
}?>
</td>
<td>
<input type="hidden" name="pools[]" value="<?=$pool['name'];?>">
<table class="table table-condensed">
<?php
$pool_hosts=array();
$svr = array();
foreach ((array) $pool['servers'] as $server) {
$svr['addr']=$server;
$svr['state']=$relay_hosts[$pool['name'].":".$pool['port']][$server]['state'];
$svr['avail']=$relay_hosts[$pool['name'].":".$pool['port']][$server]['avail'];
$svr['bgcolor'] = $svr['state'] == 'up' ? "#90EE90" : "#F08080";
$pool_hosts[]=$svr;
}
foreach ((array) $pool['serversdisabled'] as $server) {
$svr['addr']="$server";
$svr['state']='disabled';
$svr['avail']='disabled';
$svr['bgcolor']='white';
$pool_hosts[]=$svr;
}
asort($pool_hosts);
foreach ($pool_hosts as $server):?>
<tr>
<td>
<input type="<?=$pool['mode'] == "loadbalance" ? "checkbox" : "radio";?>"
name="<?=$pool['name'];?>[]" value="<?=$server['addr'];?>"
<?=$server['state'] != 'disabled' ? "checked=\"checked\"" : "";?>
/>
</td>
<td style="background:<?=$server['bgcolor'];?>"><?="{$server['addr']}:{$pool['port']}";?></td>
<td style="background:<?=$server['bgcolor'];?>"><?=!empty($server['avail']) ? " ({$server['avail']}) " : "";?></td>
</tr>
<section class="page-content-main">
<div class="container-fluid">
<div class="row">
<?php if (is_subsystem_dirty('loadbalancer')): ?><br/>
<?php print_info_box_apply(sprintf(gettext("The load balancer configuration has been changed%sYou must apply the changes in order for them to take effect."), "<br />"));?>
<?php endif; ?>
<section class="col-xs-12">
<div class="tab-content content-box col-xs-12">
<form action="status_lb_pool.php" method="post">
<div class="table-responsive">
<table class="table table-striped table-sort ">
<thead>
<tr>
<td width="10%" class="listhdrr"><?=gettext("Name");?></td>
<td width="10%" class="listhdrr"><?=gettext("Mode");?></td>
<td width="20%" class="listhdrr"><?=gettext("Servers");?></td>
<td width="10%" class="listhdrr"><?=gettext("Monitor");?></td>
<td width="30%" class="listhdr"><?=gettext("Description");?></td>
</tr>
</thead>
<tbody>
<?php foreach ($a_pool as & $pool): ?>
<tr>
<td class="listlr">
<?=$pool['name'];?>
</td>
<td class="listr" align="center" >
<?php
switch($pool['mode']) {
case "loadbalance":
echo "Load balancing";
break;
case "failover":
echo "Manual failover";
break;
default:
echo "(default)";
}
?>
</td>
<td class="listr" align="center">
<table border="0" cellpadding="2" cellspacing="0" summary="status">
<?php
$pool_hosts=array();
foreach ((array) $pool['servers'] as $server) {
$svr['ip']['addr']=$server;
$svr['ip']['state']=$relay_hosts[$pool['name'].":".$pool['port']][$server]['state'];
$svr['ip']['avail']=$relay_hosts[$pool['name'].":".$pool['port']][$server]['avail'];
$pool_hosts[]=$svr;
}
foreach ((array) $pool['serversdisabled'] as $server) {
$svr['ip']['addr']="$server";
$svr['ip']['state']='disabled';
$svr['ip']['avail']='disabled';
$pool_hosts[]=$svr;
}
asort($pool_hosts);
foreach ((array) $pool_hosts as $server) {
if($server['ip']['addr']!="") {
switch ($server['ip']['state']) {
case 'up':
$bgcolor = "#90EE90"; // lightgreen
$checked = "checked=\"checked\"";
break;
case 'disabled':
$bgcolor = "white";
$checked = "";
break;
default:
$bgcolor = "#F08080"; // lightcoral
$checked = "checked=\"checked\"";
}
echo "<tr>";
switch ($pool['mode']) {
case 'loadbalance':
echo "<td><input type=\"checkbox\" name=\"{$pool['name']}|" . str_replace('.', '_', $server['ip']['addr']) . "\" {$checked} /></td>\n";
break;
case 'failover':
echo "<td><input type=\"radio\" name=\"{$pool['name']}\" value=\"{$server['ip']['addr']}\" {$checked} /></td>\n";
break;
}
echo "<td bgcolor=\"{$bgcolor}\">&nbsp;{$server['ip']['addr']}:{$pool['port']}&nbsp;</td><td bgcolor=\"{$bgcolor}\">&nbsp;";
# echo "<td bgcolor=\"{$bgcolor}\">&nbsp;{$server['ip']['addr']}:{$pool['port']} ";
if($server['ip']['avail'])
echo " ({$server['ip']['avail']}) ";
echo "&nbsp;</td></tr>";
}
}
?>
</table>
</td>
<td class="listr" >
<?php echo $pool['monitor']; ?>
</td>
<td class="listbg" >
<?=$pool['descr'];?>
</td>
</tr>
<?php endforeach; ?>
<tr><td colspan="5">
<input name="Submit" type="submit" class="btn btn-primary" value="<?= gettext("Save"); ?>" />
<input name="Reset" type="reset" class="btn btn-default" value="<?= gettext("Reset"); ?>" />
</td></tr>
</tbody>
</table>
</form>
</div>
</div>
</section>
</div>
</div>
</section>
<?php
endforeach;?>
</table>
</td>
<td><?=$pool['monitor']; ?></td>
<td><?=$pool['descr'];?></td>
</tr>
<?php
endforeach; ?>
<tr>
<td colspan="5">
<input name="Submit" type="submit" class="btn btn-primary" value="<?= gettext("Save"); ?>" />
</td>
</tr>
</tbody>
</table>
</div>
</form>
</div>
</section>
</div>
</div>
</section>
<?php include("foot.inc"); ?>
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