/**
* {@inheritdoc}
*/
public function listen(callable $action) : Awaitable
{
return new Coroutine(function () use($action) {
$factory = clone $this->factory;
$factory->setTcpNoDelay(true);
$this->server = (yield $factory->createSocketServer());
$port = $this->server->getPort();
$peer = $this->server->getAddress() . ($port ? ':' . $port : '');
$context = new HttpDriverContext($peer, $factory->getPeerName(), $factory->isEncrypted(), $this->middlewares, $this->responders);
$pending = new \SplObjectStorage();
try {
(yield $this->server->listen(function (SocketStream $socket) use($pending, $context, $action) {
$conn = new Connection($socket, $context);
if ($this->logger) {
$conn->setLogger($this->logger);
}
$pending->attach($conn);
while (null !== ($next = (yield $conn->nextRequest()))) {
new Coroutine($this->processRequest($conn, $context, $action, ...$next));
}
}));
} finally {
$this->server = null;
foreach ($pending as $task) {
$task->cancel(new \RuntimeException('FCGI server stopped'));
}
}
});
}
/**
* Assemble an HTTP request from received FCGI params.
*/
protected function buildRequest() : HttpRequest
{
static $extra = ['CONTENT_TYPE' => 'Content-Type', 'CONTENT_LENGTH' => 'Content-Length', 'CONTENT_MD5' => 'Content-MD5'];
$uri = \strtolower($this->params['REQUEST_SCHEME'] ?? 'http') . '://';
$uri .= $this->params['HTTP_HOST'] ?? $this->context->getPeerName();
if (!empty($this->params['SERVER_PORT'])) {
$uri .= ':' . (int) $this->params['SERVER_PORT'];
}
$uri = Uri::parse($uri . '/' . \ltrim($this->params['REQUEST_URI'] ?? '', '/'));
$request = new HttpRequest($uri, $this->params['REQUEST_METHOD'] ?? Http::GET, [], '1.1');
foreach ($this->params as $k => $v) {
if ('HTTP_' === \substr($k, 0, 5)) {
switch ($k) {
case 'HTTP_TRANSFER_ENCODING':
case 'HTTP_CONTENT_ENCODING':
case 'HTTP_KEEP_ALIVE':
// Skip these headers...
break;
default:
$request = $request->withAddedHeader(\str_replace('_', '-', \substr($k, 5)), (string) $v);
}
}
}
foreach ($extra as $k => $v) {
if (isset($this->params[$k])) {
$request = $request->withHeader($v, $this->params[$k]);
}
}
$addresses = [$this->conn->getRemoteAddress()];
if (isset($this->params['REMOTE_ADDR'])) {
$addresses = \array_merge([$this->params['REMOTE_ADDR']], $addresses);
}
$request = $request->withAddress(...$addresses);
$request = $request->withAttribute(HttpDriverContext::class, $this->context);
return $request->withBody(new StreamBody(new ReadableChannelStream($this->body)));
}
