update:完善数据库和Kafka相关结构

dao/kafka/util.py

@@ -0,0 +1,13 @@
+from conf.util import get_config_object
+from kafka import KafkaConsumer
+
+conf = get_config_object()
+
+# Kafka
+def get_KafkaConsumer() -> KafkaConsumer:
+    """ 返回KafkaConsumer对象 """
+    consumer = KafkaConsumer(
+        bootstrap_servers=conf.get("kafka", "bootstrap_servers"),
+        group_id=conf.get("kafka", "group_id")
+    )
+    return consumer