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@@ -2,54 +2,64 @@
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namespace Kiri\Websocket;
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use Exception;
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use Http\Handler\DataGrip;
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use Http\Handler\Router;
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use Kiri\Abstracts\Component;
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use Kiri\Server\Contract\OnOpenInterface;
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use Kiri\Abstracts\AbstractServer;
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use Note\Inject;
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use Psr\Container\ContainerExceptionInterface;
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use Psr\Container\NotFoundExceptionInterface;
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use ReflectionException;
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use Server\Constant;
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use Server\Contract\OnCloseInterface;
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use Server\Contract\OnHandshakeInterface;
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use Server\Contract\OnMessageInterface;
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use Server\Contract\OnOpenInterface;
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use Server\SwooleServerInterface;
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use Swoole\Http\Request;
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use Swoole\Http\Response;
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use Swoole\WebSocket\CloseFrame;
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use Swoole\WebSocket\Frame;
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use Swoole\WebSocket\Server as WebSocketServer;
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/**
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*
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* websocket server
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*/
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class Server extends Component implements OnHandshakeInterface, OnMessageInterface, OnCloseInterface
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class Server extends AbstractServer implements OnHandshakeInterface, OnMessageInterface, OnCloseInterface
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{
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public Router $router;
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public string $serverName = 'ws';
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const SHA1_KEY = '258EAFA5-E914-47DA-95CA-C5AB0DC85B11';
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public mixed $callback = null;
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public mixed $server;
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/**
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* @var WebSocketServer
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*/
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#[Inject(SwooleServerInterface::class)]
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public WebSocketServer $server;
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/**
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* @throws ContainerExceptionInterface
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* @throws NotFoundExceptionInterface
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* @throws ReflectionException
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*/
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public function init()
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{
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$this->router = $this->container->get(DataGrip::class)->get($this->serverName);
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$this->router = $this->container->get(DataGrip::class)->get('ws');
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$handler = $this->router->find('/', 'GET');
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if (is_int($handler) || is_null($handler)) {
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return;
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}
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$this->callback = $handler->callback[0];
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$this->server->on(Constant::HANDSHAKE, [$this, 'onHandshake']);
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$this->server->on(Constant::MESSAGE, [$this, 'onMessage']);
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$this->server->on(Constant::CLOSE, [$this, 'onClose']);
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}
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@@ -65,6 +75,37 @@ class Server extends Component implements OnHandshakeInterface, OnMessageInterfa
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}
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/**
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* @param Request $request
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* @param Response $response
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* @return void
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* @throws Exception
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*/
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protected function protocol(Request $request, Response $response)
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{
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$secWebSocketKey = $request->header['sec-websocket-key'];
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$patten = '#^[+/0-9A-Za-z]{21}[AQgw]==$#';
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if (preg_match($patten, $secWebSocketKey) === 0 || strlen(base64_decode($secWebSocketKey)) !== 16) {
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throw new Exception('protocol error.', 500);
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}
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$key = base64_encode(sha1($request->header['sec-websocket-key'] . self::SHA1_KEY, true));
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$headers = [
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'Upgrade' => 'websocket',
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'Connection' => 'Upgrade',
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'Sec-Websocket-Accept' => $key,
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'Sec-Websocket-Version' => '13',
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];
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if (isset($request->header['sec-websocket-protocol'])) {
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$headers['Sec-Websocket-Protocol'] = $request->header['sec-websocket-protocol'];
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}
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foreach ($headers as $key => $val) {
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$response->header($key, $val);
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}
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$response->setStatusCode(101, 'connection success.');
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$response->end();
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}
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/**
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* @param Request $request
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* @param Response $response
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@@ -72,25 +113,64 @@ class Server extends Component implements OnHandshakeInterface, OnMessageInterfa
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public function onHandshake(Request $request, Response $response): void
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{
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try {
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if (!$this->callback instanceof OnHandshakeInterface) {
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throw new \Exception('Page not found.');
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}
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$this->callback->onHandshake($request, $response);
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$this->afterHandshake($request);
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if ($this->server instanceof \Swoole\Coroutine\Http\Server) {
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while (true) {
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$data = $response->recv();
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if ($data === '' || $data === false || $data instanceof CloseFrame) {
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$this->onClose($this->server, $response->fd);
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break;
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}
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$this->onMessage($this->server, $data);
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}
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if ($this->callback instanceof OnHandshakeInterface) {
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$this->__handshake($request, $response);
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} else {
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$this->protocol($request, $response);
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}
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} catch (\Throwable $throwable) {
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$response->status(500, $throwable->getMessage());
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$response->end();
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} finally {
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if ($this->callback instanceof OnOpenInterface) {
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$this->callback->onOpen($this->server, $request);
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}
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}
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}
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/**
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* @param Request $request
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* @param Response $response
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* @return void
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* @throws Exception
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*/
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private function __handshake(Request $request, Response $response)
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{
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$this->callback->onHandshake($request, $response);
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$key = base64_encode(sha1($request->header['sec-websocket-key'] . self::SHA1_KEY, true));
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if ($key != $response->header['Sec-Websocket-Accept']) {
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throw new Exception('Protocol fail.');
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}
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$response->setStatusCode(101, 'connection success.');
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$response->end();
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}
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/**
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* @param Request $request
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* @param Response $response
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* @return void
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*/
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private function _coroutine_server(Request $request, Response $response)
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{
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if ($this->server instanceof \Swoole\Coroutine\Http\Server) {
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$response->upgrade();
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$this->afterHandshake($request);
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while (true) {
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$data = $response->recv();
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if ($data === '' || $data === false || $data instanceof CloseFrame) {
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if (!($this->callback instanceof OnCloseInterface)) {
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break;
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}
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$this->callback->onClose($this->server, $response->fd);
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break;
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}
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if (!($this->callback instanceof OnMessageInterface)) {
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continue;
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}
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$this->callback->onMessage($this->server, $data);
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}
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}
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}
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