phpseclib\Net\SSH1::interactiveRead PHP Метод

    function interactiveRead()
    {
        if (!($this->bitmap & self::MASK_LOGIN)) {
            throw new \RuntimeException('Operation disallowed prior to login()');
        }
        if (!($this->bitmap & self::MASK_SHELL) && !$this->_initShell()) {
            throw new \RuntimeException('Unable to initiate an interactive shell session');
        }
        $read = array($this->fsock);
        $write = $except = null;
        if (stream_select($read, $write, $except, 0)) {
            $response = $this->_get_binary_packet();
            return substr($response[self::RESPONSE_DATA], 4);
        } else {
            return '';
        }
    }