NOTE

this project dependency Nacos(2.3.1),

The following lists the required configurations

step1:

​ in nacos admin console , add namespace is dev ,And specify the namespace id as 061a16bb-74f0-4687-9cbb-0865a86b9d39

​ then add two configurations to the dev environment

​ host.yml configuration is as follow

host:
    hostname: 127.0.0.1
    nacos:
        hostname: ${host.hostname}
        port: 8848     

​ spring-dubbo.yml configuration is as follow

dubbo:
 application:
   name: ${spring.application.name}-dubbo
   qos-port: 30002
   serialize-check-status: DISABLE
   auto-trust-serialize-class: "true"
   trust-serialize-class-level: "3"
 protocol:
   name: dubbo
   port: -1
 registry:
   address: nacos://${host.nacos.hostname}:${host.nacos.port}
   group: dubbo
   #注册模式为实例级别
   register-mode: instance
   #这里配置的是自定义的配置（文档中并没有指明有哪些配置），其中namespace就在这里配置
   parameters:
     namespace: ${spring.cloud.nacos.config.namespace}
 consumer:
   check: false
   #filter: consumerStartFilter,consumerEndFilter
   config-center:
     timeout: 10000
   #指定服务提供者的namespace （配置文档中有说明）
   provider-namespace: ${spring.cloud.nacos.config.namespace}  
 config-center:
 #指定配置中心的namespace（配置文档中有说明）
   namespace: ${spring.cloud.nacos.config.namespace}
   address: nacos://${host.nacos.hostname}:${host.nacos.port}
   group: dubbo

project:
 name: ${spring.application.name}-dubbo

start params(at IDEA is VM options)：

​ dubbo-consumer: -Ddubbo.application.check-serializable=false -Dspring.profiles.active=dev -Dproject.name=dubbo-consumer-dubbo -Dcom.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.tryReflectionSetAccessible=true -Dio.netty.tryReflectionSetAccessible=true --add-opens java.base/jdk.internal.misc=ALL-UNNAMED --add-opens java.base/java.lang=ALL-UNNAMED --add-opens java.base/java.math=ALL-UNNAMED --add-opens java.base/java.nio=ALL-UNNAMED --add-opens java.base/sun.reflect.annotation=ALL-UNNAMED --add-opens java.base/java.lang=ALL-UNNAMED --add-opens java.base/java.lang.reflect=ALL-UNNAMED --add-opens java.base/java.lang.invoke=ALL-UNNAMED --add-opens java.base/java.math=ALL-UNNAMED --add-opens java.base/sun.net.util=ALL-UNNAMED --add-opens java.base/java.io=ALL-UNNAMED --add-opens java.base/java.net=ALL-UNNAMED --add-opens java.base/java.nio=ALL-UNNAMED --add-opens java.base/java.security=ALL-UNNAMED --add-opens java.base/java.text=ALL-UNNAMED --add-opens java.base/java.time=ALL-UNNAMED --add-opens java.base/java.util=ALL-UNNAMED

dubbo-provider: -Ddubbo.application.check-serializable=false -Dspring.profiles.active=dev -Dproject.name=dubbo-provider-dubbo -Dcom.alibaba.nacos.shaded.io.grpc.netty.shaded.io.netty.tryReflectionSetAccessible=true -Dio.netty.tryReflectionSetAccessible=true --add-opens java.base/jdk.internal.misc=ALL-UNNAMED --add-opens java.base/java.lang=ALL-UNNAMED --add-opens java.base/java.math=ALL-UNNAMED --add-opens java.base/java.nio=ALL-UNNAMED --add-opens java.base/sun.reflect.annotation=ALL-UNNAMED --add-opens java.base/java.lang=ALL-UNNAMED --add-opens java.base/java.lang.reflect=ALL-UNNAMED --add-opens java.base/java.lang.invoke=ALL-UNNAMED --add-opens java.base/java.math=ALL-UNNAMED --add-opens java.base/sun.net.util=ALL-UNNAMED --add-opens java.base/java.io=ALL-UNNAMED --add-opens java.base/java.net=ALL-UNNAMED --add-opens java.base/java.nio=ALL-UNNAMED --add-opens java.base/java.security=ALL-UNNAMED --add-opens java.base/java.text=ALL-UNNAMED --add-opens java.base/java.time=ALL-UNNAMED --add-opens java.base/java.util=ALL-UNNAMED