Laravel-Framework/src/Illuminate/Cache/MemcachedConnector.php

54 lines
1.3 KiB
PHP
Executable File

<?php
namespace Illuminate\Cache;
use Memcached;
use RuntimeException;
class MemcachedConnector
{
/**
* Create a new Memcached connection.
*
* @param array $servers
* @return \Memcached
*
* @throws \RuntimeException
*/
public function connect(array $servers)
{
$memcached = $this->getMemcached();
// For each server in the array, we'll just extract the configuration and add
// the server to the Memcached connection. Once we have added all of these
// servers we'll verify the connection is successful and return it back.
foreach ($servers as $server) {
$memcached->addServer(
$server['host'], $server['port'], $server['weight']
);
}
$memcachedStatus = $memcached->getVersion();
if (! is_array($memcachedStatus)) {
throw new RuntimeException('No Memcached servers added.');
}
if (in_array('255.255.255', $memcachedStatus) && count(array_unique($memcachedStatus)) === 1) {
throw new RuntimeException('Could not establish Memcached connection.');
}
return $memcached;
}
/**
* Get a new Memcached instance.
*
* @return \Memcached
*/
protected function getMemcached()
{
return new Memcached;
}
}