public function onNext($data)
{
if (!$this->stream->isWritable()) {
throw new \Exception('Stream must be writable');
}
$this->stream->write($data);
}
public function write($data)
{
if (!$this->in->isWritable()) {
throw new \Exception('Stream not writable');
}
$this->in->write($data);
}
public function connectTarget(Stream $stream, array $target)
{
$stream->emit('target', $target);
$that = $this;
return $this->connector->create($target[0], $target[1])->then(function (Stream $remote) use($stream, $that) {
if (!$stream->isWritable()) {
$remote->close();
throw new UnexpectedValueException('Remote connection successfully established after client connection closed');
}
$stream->pipe($remote, array('end' => false));
$remote->pipe($stream, array('end' => false));
// remote end closes connection => stop reading from local end, try to flush buffer to local and disconnect local
$remote->on('end', function () use($stream, $that) {
$stream->emit('shutdown', array('remote', null));
$that->endConnection($stream);
});
// local end closes connection => stop reading from remote end, try to flush buffer to remote and disconnect remote
$stream->on('end', function () use($remote, $that) {
$that->endConnection($remote);
});
// set bigger buffer size of 100k to improve performance
$stream->bufferSize = $remote->bufferSize = 100 * 1024 * 1024;
return $remote;
}, function (Exception $error) {
throw new UnexpectedValueException('Unable to connect to remote target', 0, $error);
});
}
