The service management feature provides a series of commands to manage Dubbo services.
List Consumers and Providers
dubbo>ls
As Provider side:
+------------------------------------------------------------------------+---------------------+
| Provider Service Name | PUB |
+------------------------------------------------------------------------+---------------------+
|DubboInternal - UserRead/org.apache.dubbo.metadata.MetadataService:1.0.0| |
+------------------------------------------------------------------------+---------------------+
| com.dubbo.dubbointegration.UserReadService |nacos-A(Y)/nacos-I(Y)|
+------------------------------------------------------------------------+---------------------+
As Consumer side:
+-----------------------------------------+-----------------+
| Consumer Service Name | NUM |
+-----------------------------------------+-----------------+
|com.dubbo.dubbointegration.BackendService|nacos-AF(I-2,A-2)|
+-----------------------------------------+-----------------+
This command lists the services provided and consumed by Dubbo, as well as the number of addresses for the consumed services.
DubboInternal are built-in services of Dubbo and are not registered with the registry by default.nacos-A(Y) represents the corresponding registry name, the second part represents the registration model (A stands for application-level address registration, I stands for interface-level address registration), and the third part indicates whether the corresponding model is registered.nacos-AF(I-2,A-2) represents the corresponding registry name, the second part represents the subscription model (AF stands for dual subscription mode, FA stands for application-level subscription only, FI stands for interface-level subscription only), the first half of the third part represents the address mode source (A stands for application-level addresses, I stands for interface-level addresses), and the second half represents the corresponding number of addresses.Command to bring services online.
When using delayed publishing (by setting org.apache.dubbo.config.AbstractServiceConfig#register to false), to bring services online later, you can use the Online command.
// Bring all services online
dubbo>online
OK
// Bring some services online based on regex
dubbo>online com.*
OK
Command to take services offline.
If services need to be temporarily taken offline due to failure or other reasons, use the Offline command.
// Take all services offline
dubbo>offline
OK
// Take some services offline based on regex
dubbo>offline com.*
OK