New Features

• Application-Level Registry Model
  • DelegateMetadataReport & RemoteMetadataService
  • Nacos MetadataReport implementation
  • Nacos service discovery
  • Zk metadata service
  • Zk service discovery
  • Etcd metadata report
  • Etcd metadata service discovery
• Support grpc json protocol
• Ftr: using different labels btw provider and consumer, k8s service discovery across namespaces

Enhancement

• Optimize err handling
• Add attribute method into Invocation and RpcInvocation
• Optimize lock for zookeeper registry
• Improve code coverage of zookeeper config center
• Improve code coverage of nacos config center and configuration parser
• Kubernetes as registry enhance
• Optimize zk client's lock and tests
• Add setInvoker method for invocation
• Upgrade getty & hessian2
• Optimize router design: Extract priority router
• NamespaceId config for nacos

Bugfixes

• Fix Gitee problem
• Gitee quality analyses -- common
• Nacos client logDir path seperator for Windows
• Fix various linter warnings
• Fixed some issues in config folder that reported by sonar-qube
• Zk disconnected, dubbo-go panic when subscribe
• Enhancement cluster code analysis

Document & Comment

• Add comment for common directory
• Add comments for config_center
• Update the comments in metrics
• Add comments for config
• Updated the dubbo-go-ext image
• Add comment for cluster
• Update the comments in filter directory
• Add comment for metadata
• Update the comments in protocol directory
• Add comments for remoting
• Update the comments in registy directory