What's New in 3.0.0-rc3

Feature:

• Triple features

  • New triple pb generation tool

    Refer to QuickStart of dubbo-go 3.0, and Dubbo-go-samples to try protoc-gen-go-triple pb generator plugin.

  • Response exception from client

    Triple client can get the error stacks from server, pointing to real error occurs position.

  • Multi params support

• New metrics support

  Refer to Docs of dubbo-go 3.0 Metrics, and [dubbo-go-samples/metrics] to try new metrics support.

• Remove sleep to wait for service discovery logic

  Set reference check default to true and remove extra time.Sleep logic in client side during service-discovery remove time.Sleep

  • Registry Waittime configurable

• Dynamic Route Config

  Refer to Docs of dubbo-go 3.0 Router, and dubbo-go-samples/meshrouter to try dynamic mesh router support.

• New config API support New root config API builder

  Refer to Docs of dubbo-go 3.0 Configuration, and dubbo-go-samples/config-api to try new config API.

• Support custom registry group name on Nacos

• GRPC supports multi pb

• New logger support

  Refer to Docs of dubbo-go 3.0 logger, and dubbo-go-samples/logger to try new logger support.

• Generic invocation supports

  Refer to Docs of dubbo-go 3.0 generic, and dubbo-go-samples/generic to try new generic support.

• Support key generate function in service event

Enhancement:

• Configuration Enhancement

  One of the biggest update in this release is the configuration optimization. We discarded the old configuration and introduced a new one. Currently, the new configuration has been updated to the master branch of samples (corresponding to latest dubbo-go 3.0), and there are introductions and detailed examples on the our website dubbogo.github.

• Triple:

  • Triple CPU usage optimization

    Set default tcp read buffer to 4k to decrease gc, and descrease CPU usage by 60% of 3.0.0-rc2

  • Add Triple Debug Log

• Support Apollo secret

• Use class Name as the default reference name

  You can set service/refernce key to provider/consumer's struct name: Config samples & Target provider struct,

  And there is no needs to define (p*Provider) Reference() method from now on.

• Set default logger level to info

• Refactor of filter package sturcture

• Refactor of cluster package structure

Bugfix:

• Heartbeat's timeout will modify consumer's timeout

• Remove zk test to ensure ut could be run locally

• Add Application Registry

• Change serviceName like java style on nacos

• Url serialization bug

• Change the key of a mock echo filter

• Fix: fix the exception when tcp timeout is less than 1s for 3.0 #1362

• Registry timeout not pars

• Fix Isprovider check

• Delete zk registry when set defualt consumer/provider config