How to get the dataSourse.id in query_runner

I want to get the dataSourse.id in the query_runner,for example,with impala database search,i found this code " connection == connect(**self.configuration.to_dict())" in redash/query_runner/impala_da.py,after i print the self.configuration,it seems like {“database”: “default”, “host”: “192.168.0.1”, “port”: 21050, “protocol”: “hiveserver2”, “timeout”: 3600} ,which like the db.data_source.options in database do,how can i get the db.data_source.id ? ths for your reply