state.py 文件源码

def get_boot_action(self, action_id):
        """Query for a single boot action by ID.

        :param action_id: string ULID bootaction id
        """
        try:
            with self.db_engine.connect() as conn:
                query = self.ba_status_tbl.select().where(
                    self.ba_status_tbl.c.action_id == ulid2.decode_ulid_base32(
                        action_id))
                rs = conn.execute(query)
                r = rs.fetchone()
                if r is not None:
                    ba_dict = dict(r)
                    ba_dict['action_id'] = bytes(ba_dict['action_id'])
                    ba_dict['identity_key'] = bytes(ba_dict['identity_key'])
                    ba_dict['task_id'] = uuid.UUID(bytes=ba_dict['task_id'])
                    return ba_dict
                else:
                    return None
        except Exception as ex:
            self.logger.error(
                "Error querying boot action %s" % action_id, exc_info=ex)