Kelpie\Server::start PHP Метод

    public function start($app)
    {
        if (!($socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP))) {
            throw new Exception(socket_strerror(socket_last_error()));
        }
        if (!socket_set_option($socket, SOL_SOCKET, SO_REUSEADDR, 1)) {
            throw new Exception(socket_strerror(socket_last_error()));
        }
        if (!socket_bind($socket, $this->_host, $this->_port)) {
            throw new Exception(socket_strerror(socket_last_error()));
        }
        if (!socket_listen($socket)) {
            throw new Exception(socket_strerror(socket_last_error()));
        }
        while ($client = socket_accept($socket)) {
            $data = '';
            $nparsed = 0;
            $h = new \HttpParser();
            while ($d = socket_read($client, 1024 * 1024 * 1024)) {
                $data .= $d;
                $nparsed = $h->execute($data, $nparsed);
                if ($h->isFinished()) {
                    break;
                }
                if ($h->hasError()) {
                    socket_close($client);
                    continue 2;
                    // Skip to accept next connection..
                }
            }
            $env = $h->getEnvironment();
            global $argv;
            $env['SERVER_NAME'] = $this->_host;
            $env['SERVER_PORT'] = $this->_port;
            $env['SCRIPT_FILENAME'] = $argv[0];
            socket_getpeername($client, $address);
            $env['REMOTE_ADDR'] = $address;
            list($status, $headers, $body) = call_user_func($app, $env);
            $response = new Response();
            $response->setStatus($status);
            $response->setHeaders($headers);
            $response->setBody($body);
            foreach ($response as $chunk) {
                $len = strlen($chunk);
                $offset = 0;
                while ($offset < $len) {
                    if (false === ($n = @socket_write($client, substr($chunk, $offset), $len - $offset))) {
                        break 2;
                    }
                    $offset += $n;
                }
            }
            socket_close($client);
        }
    }