%PDF-
%PDF-
Mini Shell
Mini Shell
<?php
namespace React\Dns\Config;
use React\EventLoop\LoopInterface;
use React\Promise\Deferred;
use React\Promise\When;
use React\Stream\Stream;
class FilesystemFactory
{
private $loop;
public function __construct(LoopInterface $loop)
{
$this->loop = $loop;
}
public function create($filename)
{
return $this
->loadEtcResolvConf($filename)
->then(array($this, 'parseEtcResolvConf'));
}
public function parseEtcResolvConf($contents)
{
$nameservers = array();
$contents = preg_replace('/^#/', '', $contents);
$lines = preg_split('/\r?\n/is', $contents);
foreach ($lines as $line) {
if (preg_match('/^nameserver (.+)/', $line, $match)) {
$nameservers[] = $match[1];
}
}
$config = new Config();
$config->nameservers = $nameservers;
return When::resolve($config);
}
public function loadEtcResolvConf($filename)
{
if (!file_exists($filename)) {
return When::reject(new \InvalidArgumentException("The filename for /etc/resolv.conf given does not exist: $filename"));
}
try {
$deferred = new Deferred();
$fd = fopen($filename, 'r');
stream_set_blocking($fd, 0);
$contents = '';
$stream = new Stream($fd, $this->loop);
$stream->on('data', function ($data) use (&$contents) {
$contents .= $data;
});
$stream->on('end', function () use (&$contents, $deferred) {
$deferred->resolve($contents);
});
$stream->on('error', function ($error) use ($deferred) {
$deferred->reject($error);
});
return $deferred->promise();
} catch (\Exception $e) {
return When::reject($e);
}
}
}
Zerion Mini Shell 1.0