This is the first preview version of nouveau Sentinel 2.0, bringing the building blocks and basic implementation of traffic routing and load balancing.

Features / Enhancements

• Add building blocks and basic implementation of traffic routing and load balancing (#3024)
• Add data-source extension for OpenSergo fault-tolerance spec (#2842)
• Add default circuit breaker rule support (#2232)
• Refine throttling control behavior of FlowRule: improve accuracy and support maxQps > 1000 (#2951)
• Update metrics name for better monitor selection in JMX MetricBeanWriter extension (#2976)

Bug Fixes

• Fix NPE bug in LogSlot#entry when recording rule ID (#2980)
• Fix the bug that error occurs in JMX metrics exporter when resource name contains '*' (#2992)
• Fix thread-blocked problem of EtcdDataSource (#2991)
• Fix potential connection leak bug when closing NacosDataSource (#2962)

Dashboard

• Add simple Dockerfile for Sentinel dashboard (#2970)

Dependencies

• Upgrade curator-recipes to 5.1.0 to fix API change for ZooKeeper data-source (#2963)