F:\TrainingFor2025\BusinessCloud\ipc-simulator-port-local-1.1-SNAPSHOT\local>java -jar -Xms512m -Xmx4096m ipc-simulator-port-local-1.1-SNAPSHOT.jar SLF4J: Class path contains multiple SLF4J bindings. SLF4J: Found binding in [jar:file:/F:/TrainingFor2025/BusinessCloud/ipc-simulator-port-local-1.1-SNAPSHOT/local/ipc-simulator-port-local-1.1-SNAPSHOT.jar!/BOOT-INF/lib/logback-classic-1.2.3.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: Found binding in [jar:file:/F:/TrainingFor2025/BusinessCloud/ipc-simulator-port-local-1.1-SNAPSHOT/local/ipc-simulator-port-local-1.1-SNAPSHOT.jar!/BOOT-INF/lib/log4j-slf4j-impl-2.17.1.jar!/org/slf4j/impl/StaticLoggerBinder.class] SLF4J: See http://www.slf4j.org/codes.html#multiple_bindings for an explanation. SLF4J: Actual binding is of type [ch.qos.logback.classic.util.ContextSelectorStaticBinder] . ____ _ __ _ _ /\\ / ___'_ __ _ _(_)_ __ __ _ \ \ \ \ ( ( )\___ | '_ | '_| | '_ \/ _` | \ \ \ \ \\/ ___)| |_)| | | | | || (_| | ) ) ) ) ' |____| .__|_| |_|_| |_\__, | / / / / =========|_|==============|___/=/_/_/_/ :: Spring Boot :: (v2.1.4.RELEASE) 2025-08-08 16:29:32.570 INFO 9964 --- [ main] c.t.c.i.s.p.l.SimulatorLocalApplication : Starting SimulatorLocalApplication v1.1-SNAPSHOT on 18099092-BG with PID 9964 (F:\TrainingFor2025\BusinessCloud\ipc-simulator-port-local-1.1-SNAPSHOT\local\ipc-simulator-port-local-1.1-SNAPSHOT.jar started by admin in F:\TrainingFor2025\BusinessCloud\ipc-simulator-port-local-1.1-SNAPSHOT\local) 2025-08-08 16:29:32.572 DEBUG 9964 --- [ main] c.t.c.i.s.p.l.SimulatorLocalApplication : Running with Spring Boot v2.1.4.RELEASE, Spring v5.1.6.RELEASE 2025-08-08 16:29:32.572 INFO 9964 --- [ main] c.t.c.i.s.p.l.SimulatorLocalApplication : No active profile set, falling back to default profiles: default 2025-08-08 16:29:35.149 WARN 9964 --- [ main] ConfigServletWebServerApplicationContext : Exception encountered during context initialization - cancelling refresh attempt: org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'deviceLocalController' defined in URL [jar:file:/F:/TrainingFor2025/BusinessCloud/ipc-simulator-port-local-1.1-SNAPSHOT/local/ipc-simulator-port-local-1.1-SNAPSHOT.jar!/BOOT-INF/classes!/com/tplink/cdd/ipc/simulator/port/local/controller/DeviceLocalController.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'localDbDevicePoolHandler': Invocation of init method failed; nested exception is org.springframework.data.mongodb.UncategorizedMongoDbException: Query failed with error code 13 and error message 'command find requires authentication' on server localhost:27017; nested exception is com.mongodb.MongoQueryException: Query failed with error code 13 and error message 'command find requires authentication' on server localhost:27017 2025-08-08 16:29:35.169 ERROR 9964 --- [ main] o.s.boot.SpringApplication : Application run failed org.springframework.beans.factory.UnsatisfiedDependencyException: Error creating bean with name 'deviceLocalController' defined in URL [jar:file:/F:/TrainingFor2025/BusinessCloud/ipc-simulator-port-local-1.1-SNAPSHOT/local/ipc-simulator-port-local-1.1-SNAPSHOT.jar!/BOOT-INF/classes!/com/tplink/cdd/ipc/simulator/port/local/controller/DeviceLocalController.class]: Unsatisfied dependency expressed through constructor parameter 0; nested exception is org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'localDbDevicePoolHandler': Invocation of init method failed; nested exception is org.springframework.data.mongodb.UncategorizedMongoDbException: Query failed with error code 13 and error message 'command find requires authentication' on server localhost:27017; nested exception is com.mongodb.MongoQueryException: Query failed with error code 13 and error message 'command find requires authentication' on server localhost:27017 at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:769) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.ConstructorResolver.autowireConstructor(ConstructorResolver.java:218) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.autowireConstructor(AbstractAutowireCapableBeanFactory.java:1341) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBeanInstance(AbstractAutowireCapableBeanFactory.java:1187) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:555) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.DefaultListableBeanFactory.preInstantiateSingletons(DefaultListableBeanFactory.java:849) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.context.support.AbstractApplicationContext.finishBeanFactoryInitialization(AbstractApplicationContext.java:877) ~[spring-context-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:549) ~[spring-context-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:142) ~[spring-boot-2.1.4.RELEASE.jar!/:2.1.4.RELEASE] at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:775) ~[spring-boot-2.1.4.RELEASE.jar!/:2.1.4.RELEASE] at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397) ~[spring-boot-2.1.4.RELEASE.jar!/:2.1.4.RELEASE] at org.springframework.boot.SpringApplication.run(SpringApplication.java:316) ~[spring-boot-2.1.4.RELEASE.jar!/:2.1.4.RELEASE] at org.springframework.boot.SpringApplication.run(SpringApplication.java:1260) ~[spring-boot-2.1.4.RELEASE.jar!/:2.1.4.RELEASE] at org.springframework.boot.SpringApplication.run(SpringApplication.java:1248) ~[spring-boot-2.1.4.RELEASE.jar!/:2.1.4.RELEASE] at com.tplink.cdd.ipc.simulator.port.local.SimulatorLocalApplication.main(SimulatorLocalApplication.java:51) ~[classes!/:1.1-SNAPSHOT] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na] at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na] at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na] at org.springframework.boot.loader.MainMethodRunner.run(MainMethodRunner.java:48) ~[ipc-simulator-port-local-1.1-SNAPSHOT.jar:1.1-SNAPSHOT] at org.springframework.boot.loader.Launcher.launch(Launcher.java:87) ~[ipc-simulator-port-local-1.1-SNAPSHOT.jar:1.1-SNAPSHOT] at org.springframework.boot.loader.Launcher.launch(Launcher.java:50) ~[ipc-simulator-port-local-1.1-SNAPSHOT.jar:1.1-SNAPSHOT] at org.springframework.boot.loader.JarLauncher.main(JarLauncher.java:51) ~[ipc-simulator-port-local-1.1-SNAPSHOT.jar:1.1-SNAPSHOT] Caused by: org.springframework.beans.factory.BeanCreationException: Error creating bean with name 'localDbDevicePoolHandler': Invocation of init method failed; nested exception is org.springframework.data.mongodb.UncategorizedMongoDbException: Query failed with error code 13 and error message 'command find requires authentication' on server localhost:27017; nested exception is com.mongodb.MongoQueryException: Query failed with error code 13 and error message 'command find requires authentication' on server localhost:27017 at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:139) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.applyBeanPostProcessorsBeforeInitialization(AbstractAutowireCapableBeanFactory.java:414) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.initializeBean(AbstractAutowireCapableBeanFactory.java:1770) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.doCreateBean(AbstractAutowireCapableBeanFactory.java:593) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractAutowireCapableBeanFactory.createBean(AbstractAutowireCapableBeanFactory.java:515) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractBeanFactory.lambda$doGetBean$0(AbstractBeanFactory.java:320) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.DefaultSingletonBeanRegistry.getSingleton(DefaultSingletonBeanRegistry.java:222) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractBeanFactory.doGetBean(AbstractBeanFactory.java:318) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.AbstractBeanFactory.getBean(AbstractBeanFactory.java:199) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.config.DependencyDescriptor.resolveCandidate(DependencyDescriptor.java:277) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.DefaultListableBeanFactory.doResolveDependency(DefaultListableBeanFactory.java:1247) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.DefaultListableBeanFactory.resolveDependency(DefaultListableBeanFactory.java:1167) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.ConstructorResolver.resolveAutowiredArgument(ConstructorResolver.java:857) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.support.ConstructorResolver.createArgumentArray(ConstructorResolver.java:760) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] ... 27 common frames omitted Caused by: org.springframework.data.mongodb.UncategorizedMongoDbException: Query failed with error code 13 and error message 'command find requires authentication' on server localhost:27017; nested exception is com.mongodb.MongoQueryException: Query failed with error code 13 and error message 'command find requires authentication' on server localhost:27017 at org.springframework.data.mongodb.core.MongoExceptionTranslator.translateExceptionIfPossible(MongoExceptionTranslator.java:138) ~[spring-data-mongodb-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.mongodb.core.MongoTemplate.potentiallyConvertRuntimeException(MongoTemplate.java:2781) ~[spring-data-mongodb-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.mongodb.core.MongoTemplate.executeFindMultiInternal(MongoTemplate.java:2691) ~[spring-data-mongodb-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.mongodb.core.MongoTemplate.doFind(MongoTemplate.java:2411) ~[spring-data-mongodb-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.mongodb.core.MongoTemplate.doFind(MongoTemplate.java:2394) ~[spring-data-mongodb-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.mongodb.core.MongoTemplate.find(MongoTemplate.java:830) ~[spring-data-mongodb-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.mongodb.repository.support.SimpleMongoRepository.findAll(SimpleMongoRepository.java:360) ~[spring-data-mongodb-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.mongodb.repository.support.SimpleMongoRepository.findAll(SimpleMongoRepository.java:194) ~[spring-data-mongodb-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.mongodb.repository.support.SimpleMongoRepository.findAll(SimpleMongoRepository.java:51) ~[spring-data-mongodb-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na] at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na] at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na] at org.springframework.data.repository.core.support.RepositoryComposition$RepositoryFragments.invoke(RepositoryComposition.java:359) ~[spring-data-commons-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.repository.core.support.RepositoryComposition.invoke(RepositoryComposition.java:200) ~[spring-data-commons-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.repository.core.support.RepositoryFactorySupport$ImplementationMethodExecutionInterceptor.invoke(RepositoryFactorySupport.java:644) ~[spring-data-commons-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) ~[spring-aop-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.doInvoke(RepositoryFactorySupport.java:608) ~[spring-data-commons-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.lambda$invoke$3(RepositoryFactorySupport.java:595) ~[spring-data-commons-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.data.repository.core.support.RepositoryFactorySupport$QueryExecutorMethodInterceptor.invoke(RepositoryFactorySupport.java:595) ~[spring-data-commons-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) ~[spring-aop-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.data.projection.DefaultMethodInvokingMethodInterceptor.invoke(DefaultMethodInvokingMethodInterceptor.java:59) ~[spring-data-commons-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) ~[spring-aop-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:93) ~[spring-aop-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) ~[spring-aop-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.data.repository.core.support.SurroundingTransactionDetectorMethodInterceptor.invoke(SurroundingTransactionDetectorMethodInterceptor.java:61) ~[spring-data-commons-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186) ~[spring-aop-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:212) ~[spring-aop-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at jdk.proxy2/jdk.proxy2.$Proxy111.findAll(Unknown Source) ~[na:na] at com.tplink.cdd.ipc.simulator.local.persistant.LocalDevicePoolHandler.init(LocalDevicePoolHandler.java:40) ~[ipc-simulator-core-local-1.1-SNAPSHOT.jar!/:1.1-SNAPSHOT] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method) ~[na:na] at java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:77) ~[na:na] at java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) ~[na:na] at java.base/java.lang.reflect.Method.invoke(Method.java:568) ~[na:na] at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleElement.invoke(InitDestroyAnnotationBeanPostProcessor.java:363) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor$LifecycleMetadata.invokeInitMethods(InitDestroyAnnotationBeanPostProcessor.java:307) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] at org.springframework.beans.factory.annotation.InitDestroyAnnotationBeanPostProcessor.postProcessBeforeInitialization(InitDestroyAnnotationBeanPostProcessor.java:136) ~[spring-beans-5.1.6.RELEASE.jar!/:5.1.6.RELEASE] ... 40 common frames omitted Caused by: com.mongodb.MongoQueryException: Query failed with error code 13 and error message 'command find requires authentication' on server localhost:27017 at com.mongodb.operation.FindOperation$1.call(FindOperation.java:707) ~[mongodb-driver-core-3.9.0.jar!/:na] at com.mongodb.operation.FindOperation$1.call(FindOperation.java:696) ~[mongodb-driver-core-3.9.0.jar!/:na] at com.mongodb.operation.OperationHelper.withConnectionSource(OperationHelper.java:462) ~[mongodb-driver-core-3.9.0.jar!/:na] at com.mongodb.operation.OperationHelper.withConnection(OperationHelper.java:406) ~[mongodb-driver-core-3.9.0.jar!/:na] at com.mongodb.operation.FindOperation.execute(FindOperation.java:696) ~[mongodb-driver-core-3.9.0.jar!/:na] at com.mongodb.operation.FindOperation.execute(FindOperation.java:83) ~[mongodb-driver-core-3.9.0.jar!/:na] at com.mongodb.client.internal.MongoClientDelegate$DelegateOperationExecutor.execute(MongoClientDelegate.java:179) ~[mongodb-driver-3.9.0.jar!/:na] at com.mongodb.client.internal.MongoIterableImpl.execute(MongoIterableImpl.java:132) ~[mongodb-driver-3.9.0.jar!/:na] at com.mongodb.client.internal.MongoIterableImpl.iterator(MongoIterableImpl.java:86) ~[mongodb-driver-3.9.0.jar!/:na] at org.springframework.data.mongodb.core.MongoTemplate.executeFindMultiInternal(MongoTemplate.java:2674) ~[spring-data-mongodb-2.1.6.RELEASE.jar!/:2.1.6.RELEASE] ... 74 common frames omitted 分析这些内容
时间: 2025-08-08 18:08:42 浏览: 5
<think>好的,我现在需要帮助用户解决他们遇到的Java应用程序启动失败的问题。用户运行了一个模拟器的JAR文件,但遇到了MongoDB认证错误,导致应用启动失败。我需要仔细分析提供的日志内容,找出问题根源,并给出解决方案。
首先,用户提供的日志显示了一个Spring Boot应用在启动时出现了错误,具体是连接MongoDB时遇到了认证问题。错误信息是“command find requires authentication”,这说明应用尝试访问MongoDB时没有提供正确的认证凭据。我需要确认用户是否在配置文件中正确设置了MongoDB的连接信息,包括用户名、密码、数据库名称和认证数据库。
接下来,我需要考虑用户可能的配置错误。例如,application.yaml中的MongoDB URI是否包含正确的认证参数。如果MongoDB启用了访问控制,但连接字符串中没有指定用户名和密码,就会导致这个错误。此外,用户可能没有在MongoDB中为应用使用的数据库创建对应的用户,或者密码错误。
另外,用户可能没有正确启动MongoDB服务,或者MongoDB的配置不正确。比如,如果MongoDB服务没有运行,应用也无法连接,但日志中的错误更可能是连接失败而不是认证错误。因此,这里更可能的问题在于认证信息缺失或错误。
还需要检查MongoDB的版本和Spring Boot的依赖是否兼容。虽然日志中的错误直接指向认证问题,但也要确保依赖库的版本与MongoDB服务器兼容,比如驱动程序的版本是否支持当前的MongoDB版本。
用户可能没有修改默认的配置,导致应用尝试连接本地MongoDB实例,但实际环境中可能没有正确配置该实例。例如,如果用户使用的是本机的MongoDB,需要确认是否已经正确设置,并且允许无认证访问,或者是否必须提供认证信息。
另外,用户可能没有运行startMongodb.bat,导致MongoDB服务未启动。但根据错误信息,应用成功连接到了MongoDB服务器(localhost:27017),但认证失败,所以服务应该是运行的,只是认证失败。
解决方案方面,用户需要检查application.yaml中的MongoDB连接字符串,确保包含正确的用户名、密码、认证数据库和权限。如果MongoDB启用了认证,必须提供正确的凭据。此外,用户需要在MongoDB中为应用使用的数据库创建用户,并赋予相应的权限。
还需要考虑是否启用了SSL连接,如果MongoDB配置了SSL,但应用没有相应配置,也可能导致连接问题,但日志中的错误更直接指向认证,所以可能不是这个问题。
总结下来,用户需要检查并修改application.yaml中的MongoDB连接配置,添加认证信息,并确保MongoDB中存在对应的用户和权限。如果用户不熟悉如何配置MongoDB认证,可能需要指导他们如何创建用户和授权。
最后,确保用户了解如何验证MongoDB服务是否运行,以及如何检查日志中的其他潜在问题,比如端口冲突或其他配置错误。</think>### **分析日志中的关键错误**
#### **1. 核心错误信息**
- **错误类型**:`UncategorizedMongoDbException`
- **具体原因**:
```text
command find requires authentication on server localhost:27017
```
- **含义**:
应用尝试访问 MongoDB 数据库时,服务器要求认证(用户名和密码),但未提供有效凭据。
---
#### **2. 错误上下文**
- **调用链**:
```
DeviceLocalController → LocalDbDevicePoolHandler → MongoDB 查询失败
```
- **触发点**:
应用启动时,`LocalDevicePoolHandler` 的 `init()` 方法尝试从 MongoDB 查询数据,但因认证失败导致初始化中断。
---
### **问题根源**
- **MongoDB 启用了访问控制**:
- 本地 MongoDB 实例配置了用户认证,但应用未提供用户名和密码。
- 可能场景:
1. MongoDB 已配置安全模式(如 `--auth` 参数启动)。
2. 应用使用的数据库(如 `simulator_db`)存在用户权限限制。
---
### **解决方案**
#### **步骤 1:检查 MongoDB 是否启用认证**
1. **查看 MongoDB 启动参数**:
```bash
# Windows 服务中查看 MongoDB 启动命令
sc qc MongoDB
```
- 若包含 `--auth`,则启用了认证。
2. **手动连接 MongoDB 验证**:
```bash
mongo admin -u <admin_user> -p <admin_password>
```
- 若提示认证失败,说明 MongoDB 需要用户凭证。
---
#### **步骤 2:修改应用配置文件 `application.yaml`**
- **添加 MongoDB 认证信息**:
在 `spring.data.mongodb.uri` 中指定用户名、密码和认证数据库:
```yaml
spring:
data:
mongodb:
uri: mongodb://<username>:<password>@localhost:27017/simulator_db?authSource=admin
```
- 示例:
```yaml
spring:
data:
mongodb:
uri: mongodb://simulator_user:simulator_pass@localhost:27017/simulator_db?authSource=admin
```
---
#### **步骤 3:在 MongoDB 中创建用户**
1. **使用管理员账户登录 MongoDB**:
```bash
mongo admin -u <admin_user> -p <admin_password>
```
2. **创建应用专用用户**:
```javascript
use simulator_db
db.createUser({
user: "simulator_user",
pwd: "simulator_pass",
roles: [{ role: "readWrite", db: "simulator_db" }]
})
```
---
#### **步骤 4:验证 MongoDB 服务状态**
- **重启 MongoDB 服务**:
```bash
net stop MongoDB
net start MongoDB
```
---
### **完整操作流程**
1. **确认 MongoDB 启用了认证** → 2. **在 MongoDB 中创建用户** → 3. **修改 `application.yaml` 添加认证信息** → 4. **重新启动应用**。
---
### **示例:修改后的 `application.yaml`**
```yaml
spring:
data:
mongodb:
uri: mongodb://simulator_user:simulator_pass@localhost:27017/simulator_db?authSource=admin
server:
port: 8080
```
---
### **其他可能原因**
| 问题 | 验证方法 | 解决方案 |
|------|----------|----------|
| MongoDB 服务未启动 | `netstat -ano | findstr :27017` | 启动 MongoDB 服务:`net start MongoDB` |
| 端口冲突 | `netstat -ano | findstr :27017` | 修改 MongoDB 端口或终止占用进程 |
| JAR 文件损坏 | 校验文件哈希值 | 重新下载或获取 JAR 文件 |
---
### **总结**
- **核心问题**:MongoDB 需要认证,但应用未提供凭据。
- **解决步骤**:
1. 在 MongoDB 中创建用户。
2. 在 `application.yaml` 中配置认证信息。
3. 确保 MongoDB 服务正常运行。
---
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