一、实时决策流编排引擎
1.1 动态规则引擎架构
采用"Flink + Drools"构建低延迟决策中枢:
Kafka(事件源) → Flink CEP(复杂事件处理) → Drools规则引擎(决策核心) → Hive3.0 LLAP(实时数仓交互) → 指令分发中心(授信/预警)
规则热加载配置:
<kmodule xmlns="http://www.drools.org/xsd/kmodule"> <kbase name="CreditRules" packages="com.cibr.credit.rules"> <ksession name="creditSession" clocktype="realtime"> <fileWatcher interval="30s"/> </ksession> </kbase> </kmodule>
1.2 决策过程可视化
Grafana监控面板配置:
{ "panels": [{ "title": "授信决策分布", "type": "histogram", "datasource": "prometheus", "targets": [{ "expr": "sum(rate(credit_decisions_total[5m])) by (decision_type)", "legendForm