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view_pool.php
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view_pool.php
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<?php
/* -------------------------------------------------------------------------
License: Apache 2
Author: Vladimir Vuksan
------------------------------------------------------------------------ */
$GLOBALS['base'] = dirname(__FILE__);
/* Load common configuration options */
require_once($GLOBALS['base'] . "/config.default.php");
/* If there are any overrides include them now */
if ( ! is_readable($GLOBALS['base'] . '/config.php') ) {
echo("<H2>WARNING: Configuration file config.php does not exist. Please
notify your system administrator.</H2>");
} else
include_once($GLOBALS['base'] . '/config.php');
require_once($GLOBALS['base'] . '/tools.php');
?>
<html>
<head>
<title>View F5 Pool Status</title>
<style>
table th {
background-color: #66ffff;
}
table td {
text-align: center;
}
table tr.hostindex_even {
background-color: #dddddd;
}
table tr.hostindex_odd {
background-color: white;
}
table td.offline {
background-color: orange;
}
table td.enabled {
background-color: lightgreen;
}
table td.disabled {
background-color: yellow;
}
table td.forced_offline {
background-color: red;
}
</style>
</head>
<body>
<form>
Pool name: <select name="pool_name" onchange='this.form.submit();'>
<option value="none">Please choose</option>
<?php
/* Should we use memcache ? */
if ( $cache_results == 1 ) {
/* Use Memcache to reduce number of requests */
$memcache = memcache_connect($memcache_server, $memcache_port);
if ( $memcache ) {
$key = "f5-active-lb";
$active_lb = $memcache->get($key);
if ( $active_lb === false ) {
$active_lb = f5_active_server($loadbalancers, $username, $password);
/* Cache for 2 hours */
$memcache->set($key, $active_lb, 0, 7200);
}
$key = "f5-pool-list";
$pool_list = $memcache->get($key);
if ( $pool_list === false ) {
$client = new SoapClient("https://" . $active_lb . $wsdl_pool_suffix,array('location'=> "https://" . $active_lb . $location_suffix,'login'=>$username,'password'=>$password));
/* Get a list of all pools */
$pool_list = $client->get_list();
$memcache->set($key, $pool_list, 0, 28800);
}
}
} else {
$active_lb = f5_active_server($loadbalancers, $username, $password);
$client = new SoapClient( "https://" . $active_lb . $wsdl_pool_suffix,array('location'=> "https://" . $active_lb . $location_suffix,'login'=>$username,'password'=>$password));
/* Get a list of all pools */
$pool_list = $client->get_list();
}
/* Loop through the instances array */
foreach ($pool_list as $key => $value) {
if ( isset($_GET['pool_name']) && $_GET['pool_name'] == $value ){
echo("<option value=\"" . $value . "\" selected>" . $value . "</option>\n");
} else {
echo("<option value=\"" . $value . "\">" . $value . "</option>\n");
}
}
print '</select></form> Active Server: ' . $active_lb . "<p>";
if ( isset($_GET['pool_name']) ) {
if ( ! in_array($_GET['pool_name'], $pool_list)) {
print "<font color=red>You have supplied an invalid pool name. Exiting...</font>";
exit(1);
}
?>
<table width=60% border=1>
<tr>
<th>Address</th>
<th>Port</th>
<th>Current active conn</th>
<th>Status</th>
</tr>
<?php
# Rest interface expects pool list
$pool_list_requested = array($_GET['pool_name']);
# This is to keep track of what is the current server
$server_num = 0;
$current_server = "";
# Get an array with pool states
$pool_states = &f5_pool_member_states( $active_lb, $pool_list_requested, $hosts_map, $username, $password );
for ( $i = 0; $i < sizeof($pool_states) ; $i++ ) {
$server_name = $pool_states[$i]['server_name'];
$port = $pool_states[$i]['port'];
# Increment server num
if ( $server_name != $current_server ) {
$server_num++;
$current_server = $server_name;
}
if ( ($server_num % 2) == 0 )
$rowclass = "hostindex_even";
else
$rowclass = "hostindex_odd";
print "<tr class=$rowclass><td>$server_name</td><td>" . $port ."</td><td>" .
$pool_states[$i]['curr_connections'] .
"</td><td class=" . $pool_states[$i]['status'] . ">" . $pool_states[$i]['status'] . "</td>";
print "</tr>";
}
}
?>
</table>
</body>
</html>