Spring Cloud uses RABBITMQ to configure the message bus

RABBITMQ

RABBITMQ window installation and use install Erlang installation RABBITMQ RABBITMQ Server installation will automatically register as a service note setting the environment variable rabbitmq_base to a path that does not contain Chinese

Rabbit Management

Can be managed by accessing the configuration file, or through the web. Manage through the Web:

Executive: Rabbitmq-plugins Enable Rabbitmq_management

Restart the service, open the browser http://localhost:15672, use the user name guest password guest login, you can see the management interface.

View users: Rabbitmqctl.bat list_users
Create User: Rabbitmqctl.bat add_user username password

Spring Cloud integrated RABBITMQ and Spring cloud bus

To configure the bus to add dependencies:

<dependency>
    <groupId>org.springframework.cloud</groupId>
    <artifactId> Spring-cloud-starter-bus-amqp</artifactid>
</dependency>

Add RIBBONMQ configuration to the configuration file:

Spring:
 Cloud: Bus
  :
   trace:
    enabled:true
 rabbitmq:
   host:10.11.85.21
   port:5672
   username:root
   password:123456

Start Configuration bus: Discover console output

Mapped ' {[/bus/refresh],methods=[post]} '

Modify configuration, send a POST request to Http://localhost:8888/bus/refresh, the service configuration on the bus will receive the message and update

To view the services on the RABBITMQ:

Access: Http://localhost:15672/#/connections
can view the number of links and corresponding IP ports on the current bus

Learning materials: Spring Cloud Micro service password: ITD9