我们正在k8s集群（k3 s）中运行2.7.3版本的Sping Boot 应用程序。我们使用包“spring-cloud-starter-kubernetes-client-config”从k8s中的配置Map中自动检索application.yaml。这工作得非常好。
升级到spring版本3.0.4后，配置Map无法在 Boot 时加载。启动时会出现以下日志：

.   ____          _            __ _ _
 /\\ / ___'_ __ _ _(_)_ __  __ _ \ \ \ \
( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \
 \\/  ___)| |_)| | | | | || (_| |  ) ) ) )
  '  |____| .__|_| |_|_| |_\__, | / / / /
 =========|_|==============|___/=/_/_/_/
 :: Spring Boot ::                (v3.0.4)

2023-03-23T13:35:34.194Z  INFO 1 --- [           main] c.topsim.weasel.apigateway.Application   : Starting Application using Java 17.0.6 with PID 1 (/app/classes started by root in /)
2023-03-23T13:35:34.262Z  INFO 1 --- [           main] c.topsim.weasel.apigateway.Application   : The following 1 profile is active: "kubernetes"
2023-03-23T13:35:50.510Z  INFO 1 --- [           main] o.s.cloud.context.scope.GenericScope     : BeanFactory id=0db00e2b-900e-3a8e-ad7d-eeb09aa56d02
2023-03-23T13:35:51.311Z  INFO 1 --- [           main] trationDelegate$BeanPostProcessorChecker : Bean 'io.kubernetes.client.spring.extended.manifests.config.KubernetesManifestsAutoConfiguration' of type [io.kubernetes.client.spring.extended.manifests.config.KubernetesManifestsAutoConfiguration] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2023-03-23T13:35:51.416Z  INFO 1 --- [           main] trationDelegate$BeanPostProcessorChecker : Bean 'org.springframework.cloud.commons.config.CommonsConfigAutoConfiguration' of type [org.springframework.cloud.commons.config.CommonsConfigAutoConfiguration] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2023-03-23T13:35:51.453Z  INFO 1 --- [           main] trationDelegate$BeanPostProcessorChecker : Bean 'org.springframework.cloud.client.loadbalancer.LoadBalancerDefaultMappingsProviderAutoConfiguration' of type [org.springframework.cloud.client.loadbalancer.LoadBalancerDefaultMappingsProviderAutoConfiguration] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2023-03-23T13:35:51.457Z  INFO 1 --- [           main] trationDelegate$BeanPostProcessorChecker : Bean 'loadBalancerClientsDefaultsMappingsProvider' of type [org.springframework.cloud.client.loadbalancer.LoadBalancerDefaultMappingsProviderAutoConfiguration$$Lambda$444/0x0000000800fd46d8] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2023-03-23T13:35:51.467Z  INFO 1 --- [           main] trationDelegate$BeanPostProcessorChecker : Bean 'defaultsBindHandlerAdvisor' of type [org.springframework.cloud.commons.config.DefaultsBindHandlerAdvisor] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2023-03-23T13:35:51.549Z  INFO 1 --- [           main] trationDelegate$BeanPostProcessorChecker : Bean 'kubernetes.manifests-io.kubernetes.client.spring.extended.manifests.config.KubernetesManifestsProperties' of type [io.kubernetes.client.spring.extended.manifests.config.KubernetesManifestsProperties] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2023-03-23T13:35:51.563Z  INFO 1 --- [           main] trationDelegate$BeanPostProcessorChecker : Bean 'io.kubernetes.client.spring.extended.controller.config.KubernetesInformerAutoConfiguration' of type [io.kubernetes.client.spring.extended.controller.config.KubernetesInformerAutoConfiguration] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2023-03-23T13:35:51.755Z  INFO 1 --- [           main] trationDelegate$BeanPostProcessorChecker : Bean 'defaultApiClient' of type [io.kubernetes.client.openapi.ApiClient] is not eligible for getting processed by all BeanPostProcessors (for example: not eligible for auto-proxying)
2023-03-23T13:35:55.495Z  WARN 1 --- [           main] onfigReactiveWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'org.springframework.security.config.annotation.web.reactive.ServerHttpSecurityConfiguration': Unsatisfied dependency expressed through method 'setAuthenticationManager' parameter 0: Error creating bean with name 'reactiveAuthenticationManager' defined in class path resource [com/topsim/weasel/apigateway/security/SecurityConfiguration.class]: Unsatisfied dependency expressed through method 'reactiveAuthenticationManager' parameter 0: Error creating bean with name 'reactiveUserDetailsService' defined in class path resource [com/topsim/weasel/apigateway/security/SecurityConfiguration.class]: Failed to instantiate [org.springframework.security.core.userdetails.ReactiveUserDetailsService]: Factory method 'reactiveUserDetailsService' threw exception with message: username cannot be null
2023-03-23T13:35:55.945Z  INFO 1 --- [           main] .s.b.a.l.ConditionEvaluationReportLogger : 

Error starting ApplicationContext. To display the condition evaluation report re-run your application with 'debug' enabled.
2023-03-23T13:35:56.145Z ERROR 1 --- [           main] o.s.boot.SpringApplication               : Application run failed

org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'org.springframework.security.config.annotation.web.reactive.ServerHttpSecurityConfiguration': Unsatisfied dependency expressed through method 'setAuthenticationManager' parameter 0: Error creating bean with name 'reactiveAuthenticationManager' defined in class path resource [com/topsim/weasel/apigateway/security/SecurityConfiguration.class]: Unsatisfied dependency expressed through method 'reactiveAuthenticationManager' parameter 0: Error creating bean with name 'reactiveUserDetailsService' defined in class path resource [com/topsim/weasel/apigateway/security/SecurityConfiguration.class]: Failed to instantiate [org.springframework.security.core.userdetails.ReactiveUserDetailsService]: Factory method 'reactiveUserDetailsService' threw exception with message: username cannot be null
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredMethodElement.resolveMethodArguments(AutowiredAnnotationBeanPostProcessor.java:817) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredMethodElement.inject(AutowiredAnnotationBeanPostProcessor.java:769) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.annotation.InjectionMetadata.inject(InjectionMetadata.java:133) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor.postProcessProperties(AutowiredAnnotationBeanPostProcessor.java:481) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.populateBean(AbstractAutowireCapableBeanFactory.java:1408) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:598) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:521) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:326) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:324) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:961) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:917) ~[spring-context-6.0.6.jar:6.0.6]
    at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:584) ~[spring-context-6.0.6.jar:6.0.6]
    at org.springframework.boot.web.reactive.context.ReactiveWebServerApplicationContext.refresh(ReactiveWebServerApplicationContext.java:66) ~[spring-boot-3.0.4.jar:3.0.4]
    at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:732) ~[spring-boot-3.0.4.jar:3.0.4]
    at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:434) ~[spring-boot-3.0.4.jar:3.0.4]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:310) ~[spring-boot-3.0.4.jar:3.0.4]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1304) ~[spring-boot-3.0.4.jar:3.0.4]
    at org.springframework.boot.SpringApplication.run(SpringApplication.java:1293) ~[spring-boot-3.0.4.jar:3.0.4]
    at com.topsim.weasel.apigateway.Application.main(Application.java:10) ~[classes/:na]
Caused by: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'reactiveAuthenticationManager' defined in class path resource [com/topsim/weasel/apigateway/security/SecurityConfiguration.class]: Unsatisfied dependency expressed through method 'reactiveAuthenticationManager' parameter 0: Error creating bean with name 'reactiveUserDetailsService' defined in class path resource [com/topsim/weasel/apigateway/security/SecurityConfiguration.class]: Failed to instantiate [org.springframework.security.core.userdetails.ReactiveUserDetailsService]: Factory method 'reactiveUserDetailsService' threw exception with message: username cannot be null
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:798) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:548) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1324) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1161) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:561) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:521) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:326) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:324) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:254) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1405) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1325) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.annotation.AutowiredAnnotationBeanPostProcessor$AutowiredMethodElement.resolveMethodArguments(AutowiredAnnotationBeanPostProcessor.java:809) ~[spring-beans-6.0.6.jar:6.0.6]
    ... 20 common frames omitted
Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'reactiveUserDetailsService' defined in class path resource [com/topsim/weasel/apigateway/security/SecurityConfiguration.class]: Failed to instantiate [org.springframework.security.core.userdetails.ReactiveUserDetailsService]: Factory method 'reactiveUserDetailsService' threw exception with message: username cannot be null
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:657) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.ConstructorResolver.instantiateUsingFactoryMethod(ConstructorResolver.java:491) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.instantiateUsingFactoryMethod(AbstractAutowireCapableBeanFactory.java:1324) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1161) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:561) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:521) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:326) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:234) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:324) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:200) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:254) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1405) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1325) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:885) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:789) ~[spring-beans-6.0.6.jar:6.0.6]
    ... 33 common frames omitted
Caused by: org.springframework.beans.BeanInstantiationException: Failed to instantiate [org.springframework.security.core.userdetails.ReactiveUserDetailsService]: Factory method 'reactiveUserDetailsService' threw exception with message: username cannot be null
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:171) ~[spring-beans-6.0.6.jar:6.0.6]
    at org.springframework.beans.factory.support.ConstructorResolver.instantiate(ConstructorResolver.java:653) ~[spring-beans-6.0.6.jar:6.0.6]
    ... 47 common frames omitted
Caused by: java.lang.IllegalArgumentException: username cannot be null
    at org.springframework.util.Assert.notNull(Assert.java:204) ~[spring-core-6.0.6.jar:6.0.6]
    at org.springframework.security.core.userdetails.User$UserBuilder.username(User.java:357) ~[spring-security-core-6.0.2.jar:6.0.2]
    at com.topsim.weasel.apigateway.security.SecurityConfiguration.reactiveUserDetailsService(SecurityConfiguration.java:67) ~[classes/:na]
    at com.topsim.weasel.apigateway.security.SecurityConfiguration$$SpringCGLIB$$0.CGLIB$reactiveUserDetailsService$1(<generated>) ~[classes/:na]
    at com.topsim.weasel.apigateway.security.SecurityConfiguration$$SpringCGLIB$$2.invoke(<generated>) ~[classes/:na]
    at org.springframework.cglib.proxy.MethodProxy.invokeSuper(MethodProxy.java:258) ~[spring-core-6.0.6.jar:6.0.6]
    at org.springframework.context.annotation.ConfigurationClassEnhancer$BeanMethodInterceptor.intercept(ConfigurationClassEnhancer.java:331) ~[spring-context-6.0.6.jar:6.0.6]
    at com.topsim.weasel.apigateway.security.SecurityConfiguration$$SpringCGLIB$$0.reactiveUserDetailsService(<generated>) ~[classes/:na]
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na]
    at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(Unknown Source) ~[na:na]
    at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(Unknown Source) ~[na:na]
    at java.base/java.lang.reflect.Method.invoke(Unknown Source) ~[na:na]
    at org.springframework.beans.factory.support.SimpleInstantiationStrategy.instantiate(SimpleInstantiationStrategy.java:139) ~[spring-beans-6.0.6.jar:6.0.6]
    ... 48 common frames omitted

为了参考，testproject中的所有文件都被推送到这个git repo：https://github.com/topsimhick/bug-configmap-spring

• 我们尝试不使用特定的服务帐户（在Spring版本2.7.3时不需要）
• 我们添加了一个服务帐户，但仍然不起作用
• 我们已经在k3 s集群和minikube集群中本地运行了应用程序（结果相同）。