发现问题的原因可能是由于使用了Spring托管多个CommandBus实例,导致负载测试失败。因此,可以尝试使用Axon的分布式命令总线,并配置适当的RoutingStrategy,以实现负载均衡和故障转移。以下是使用Axon Server作为分布式命令总线和Spring Boot的配置示例:
// 在Spring Boot中配置Axon Server
@Configuration
public class AxonConfig {
@Bean
public SpringAxonAutoConfigurer axonAutoConfigurer() {
return new SpringAxonAutoConfigurer();
}
@Bean
public ServerAddress axonServerAddress() {
return ServerAddress.newBuilder()
.host("localhost") // Axon Server的主机名或IP地址
.port(8124) // Axon Server的端口号
.build();
}
@Bean
public AxonServerConfiguration axonServerConfiguration(ServerAddress axonServerAddress) {
return AxonServerConfiguration.newBuilder()
.servers(axonServerAddress)
.componentName("MyAxonApp") // Axon组件的名称
.build();
}
@Bean
public EventProcessorConfigurer eventProcessorConfigurer(ClusterSelectorConfigurer clusterSelectorConfigurer) {
return new EventProcessorConfigurer() {
@Override
public void configureEventProcessor(EventProcessingConfigurer eventProcessingConfigurer) {
// 配置分布式命令总线和事件总线
eventProcessingConfigurer.usingTrackingProcessors();
eventProcessingConfigurer.usingSubscribingEventProcessors();
// 配置负载均衡
ClusterSelector loadBalancingSelector = clusterSelectorConfigurer.buildLoadBalancingSelector();
eventProcessingConfigurer.registerDefaultHandlerInterceptor((unitOfWork, interceptorChain) -> {
unitOfWork.transformMessage(o -> {
if (o instanceof CommandMessage) {
CommandMessage> commandMessage = (CommandMessage>) o;
return commandMessage.andMetaData(Map.of(ClusterSelector.KEY, loadBalancingSelector));
}
return o;
});
return interceptorChain.pro