servermanager.py 文件源码

def _fetch_and_store_cert(self, server, port, path):
        """Grabs a certificate from a server and writes it to a given path."""
        try:
            cert = ssl.get_server_certificate((server, port))
        except Exception as e:
            raise cfg.Error(_('Could not retrieve initial '
                              'certificate from controller %(server)s. '
                              'Error details: %(error)s') %
                            {'server': server, 'error': str(e)})

        LOG.warning(_LW("Storing to certificate for host %(server)s "
                        "at %(path)s") % {'server': server,
                                          'path': path})
        self._file_put_contents(path, cert)

        return cert