sebastianfeldmann / phpbu

     * @return \phpbu\App\Cli\Executable\OpenSSL

     * @throws \phpbu\App\Exception

     */

    public function usePassword(string $password) : OpenSSL

    {

        if (self::MODE_CERT === $this->mode) {

            throw new Exception('Cert file already set');

        }

        $this->mode = self::MODE_PASS;

        $this->password = $password;

        return $this;

    }

    /**

     * Set algorithm to use.

     * @return \phpbu\App\Cli\Executable\OpenSSL

     * @throws \phpbu\App\Exception

     */

    public function useSSLCert(string $file) : OpenSSL

    {

        if (self::MODE_PASS === $this->mode) {

            throw new Exception('Password already set');

        }

        $this->mode = self::MODE_CERT;

        $this->certFile = $file;

        return $this;

    }

    /**

     * OpenSSL CommandLine generator.