1.问题描述
.alibaba.nacos.api.exception.NacosException: failed to req API:/api//nacos/v1/ns/instance after all servers([localhost:8848]) tried: java.net.ConnectException: Connection refused (Connection refused)
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:496) ~[nacos-client-1.2.1.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:401) ~[nacos-client-1.2.1.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:397) ~[nacos-client-1.2.1.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.registerService(NamingProxy.java:212) ~[nacos-client-1.2.1.jar:na]
at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:207) ~[nacos-client-1.2.1.jar:na]
at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.register(NacosServiceRegistry.java:64) ~[spring-cloud-starter-alibaba-nacos-discovery-2.2.1.RELEASE.jar:2.2.1.RELEASE]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.register(AbstractAutoServiceRegistration.java:239) [spring-cloud-commons-2.2.2.RELEASE.jar:2.2.2.RELEASE]
at com.alibaba.cloud.nacos.registry.NacosAutoServiceRegistration.register(NacosAutoServiceRegistration.java:76) [spring-cloud-starter-alibaba-nacos-discovery-2.2.1.RELEASE.jar:2.2.1.RELEASE]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.start(AbstractAutoServiceRegistration.java:138) [spring-cloud-commons-2.2.2.RELEASE.jar:2.2.2.RELEASE]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.bind(AbstractAutoServiceRegistration.java:101) [spring-cloud-commons-2.2.2.RELEASE.jar:2.2.2.RELEASE]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:88) [spring-cloud-commons-2.2.2.RELEASE.jar:2.2.2.RELEASE]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:47) [spring-cloud-commons-2.2.2.RELEASE.jar:2.2.2.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172) [spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165) [spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139) [spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:403) [spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:360) [spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:165) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:553) [spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:141) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:747) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:315) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1226) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1215) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at com.bestv.sync.data.charge.manage.SyncDataChargeManage.main(SyncDataChargeManage.java:14) [classes/:na]
2020-11-13 11:00:01.105 INFO 88834 --- [ main] o.apache.catalina.core.StandardService : Stopping service [Tomcat]
2020-11-13 11:00:01.128 INFO 88834 --- [ main] ConditionEvaluationReportLoggingListener :
Error starting ApplicationContext. To display the conditions report re-run your application with 'debug' enabled.
2020-11-13 11:00:01.133 INFO 88834 --- [ntainer#0-0-C-1] o.a.k.c.c.internals.AbstractCoordinator : [Consumer clientId=consumer-4, groupId=charge-manage-group] Member consumer-4-29edd25a-7a0a-403d-be7c-dcb649e234df sending LeaveGroup request to coordinator localhost:9092 (id: 2147483647 rack: null)
2020-11-13 11:00:01.133 INFO 88834 --- [ntainer#3-0-C-1] o.a.k.c.c.internals.AbstractCoordinator : [Consumer clientId=consumer-2, groupId=charge-manage-group] Member consumer-2-ce637f11-fcf1-4e71-98a4-b810348f8ee4 sending LeaveGroup request to coordinator localhost:9092 (id: 2147483647 rack: null)
2020-11-13 11:00:01.133 INFO 88834 --- [ntainer#1-0-C-1] o.a.k.c.c.internals.AbstractCoordinator : [Consumer clientId=consumer-5, groupId=charge-manage-group] Member consumer-5-f687513f-69cd-4dea-9569-87ba1ce736c5 sending LeaveGroup request to coordinator localhost:9092 (id: 2147483647 rack: null)
2020-11-13 11:00:01.133 INFO 88834 --- [ntainer#4-0-C-1] o.a.k.c.c.internals.AbstractCoordinator : [Consumer clientId=consumer-3, groupId=charge-manage-group] Member consumer-3-713497a6-ab34-4662-82e3-f5a775549ec2 sending LeaveGroup request to coordinator localhost:9092 (id: 2147483647 rack: null)
2020-11-13 11:00:01.134 INFO 88834 --- [ntainer#2-0-C-1] o.a.k.c.c.internals.AbstractCoordinator : [Consumer clientId=consumer-1, groupId=charge-manage-group] Member consumer-1-08b7ecd6-6e8f-41cb-a35b-0d3cb6d51374 sending LeaveGroup request to coordinator localhost:9092 (id: 2147483647 rack: null)
2020-11-13 11:00:01.135 INFO 88834 --- [ntainer#0-0-C-1] o.a.k.clients.consumer.KafkaConsumer : [Consumer clientId=consumer-4, groupId=charge-manage-group] Unsubscribed all topics or patterns and assigned partitions
2020-11-13 11:00:01.135 INFO 88834 --- [ntainer#3-0-C-1] o.a.k.clients.consumer.KafkaConsumer : [Consumer clientId=consumer-2, groupId=charge-manage-group] Unsubscribed all topics or patterns and assigned partitions
2020-11-13 11:00:01.135 INFO 88834 --- [ntainer#0-0-C-1] o.s.s.c.ThreadPoolTaskScheduler : Shutting down ExecutorService
2020-11-13 11:00:01.135 INFO 88834 --- [ntainer#3-0-C-1] o.s.s.c.ThreadPoolTaskScheduler : Shutting down ExecutorService
2020-11-13 11:00:01.135 INFO 88834 --- [ntainer#1-0-C-1] o.a.k.clients.consumer.KafkaConsumer : [Consumer clientId=consumer-5, groupId=charge-manage-group] Unsubscribed all topics or patterns and assigned partitions
2020-11-13 11:00:01.135 INFO 88834 --- [ntainer#1-0-C-1] o.s.s.c.ThreadPoolTaskScheduler : Shutting down ExecutorService
2020-11-13 11:00:01.135 INFO 88834 --- [ntainer#4-0-C-1] o.a.k.clients.consumer.KafkaConsumer : [Consumer clientId=consumer-3, groupId=charge-manage-group] Unsubscribed all topics or patterns and assigned partitions
2020-11-13 11:00:01.135 INFO 88834 --- [ntainer#4-0-C-1] o.s.s.c.ThreadPoolTaskScheduler : Shutting down ExecutorService
2020-11-13 11:00:01.138 INFO 88834 --- [ntainer#2-0-C-1] o.a.k.clients.consumer.KafkaConsumer : [Consumer clientId=consumer-1, groupId=charge-manage-group] Unsubscribed all topics or patterns and assigned partitions
2020-11-13 11:00:01.140 INFO 88834 --- [ntainer#2-0-C-1] o.s.s.c.ThreadPoolTaskScheduler : Shutting down ExecutorService
2020-11-13 11:00:01.144 INFO 88834 --- [ntainer#4-0-C-1] essageListenerContainer$ListenerConsumer : charge-manage-group: Consumer stopped
2020-11-13 11:00:01.147 INFO 88834 --- [ntainer#3-0-C-1] essageListenerContainer$ListenerConsumer : charge-manage-group: Consumer stopped
2020-11-13 11:00:01.147 INFO 88834 --- [ntainer#0-0-C-1] essageListenerContainer$ListenerConsumer : charge-manage-group: Consumer stopped
2020-11-13 11:00:01.148 INFO 88834 --- [ntainer#1-0-C-1] essageListenerContainer$ListenerConsumer : charge-manage-group: Consumer stopped
2020-11-13 11:00:01.149 INFO 88834 --- [ntainer#2-0-C-1] essageListenerContainer$ListenerConsumer : charge-manage-group: Consumer stopped
2020-11-13 11:00:01.149 INFO 88834 --- [ main] o.s.s.c.ThreadPoolTaskScheduler : Shutting down ExecutorService 'Nacso-Watch-Task-Scheduler'
2020-11-13 11:00:01.152 INFO 88834 --- [ main] o.s.s.concurrent.ThreadPoolTaskExecutor : Shutting down ExecutorService 'applicationTaskExecutor'
2020-11-13 11:00:01.157 INFO 88834 --- [ main] com.alibaba.druid.pool.DruidDataSource : {dataSource-0} closing ...
2020-11-13 11:00:01.186 ERROR 88834 --- [ main] o.s.boot.SpringApplication : Application run failed
java.lang.reflect.UndeclaredThrowableException: null
at org.springframework.util.ReflectionUtils.rethrowRuntimeException(ReflectionUtils.java:147) ~[spring-core-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.register(NacosServiceRegistry.java:73) ~[spring-cloud-starter-alibaba-nacos-discovery-2.2.1.RELEASE.jar:2.2.1.RELEASE]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.register(AbstractAutoServiceRegistration.java:239) ~[spring-cloud-commons-2.2.2.RELEASE.jar:2.2.2.RELEASE]
at com.alibaba.cloud.nacos.registry.NacosAutoServiceRegistration.register(NacosAutoServiceRegistration.java:76) ~[spring-cloud-starter-alibaba-nacos-discovery-2.2.1.RELEASE.jar:2.2.1.RELEASE]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.start(AbstractAutoServiceRegistration.java:138) ~[spring-cloud-commons-2.2.2.RELEASE.jar:2.2.2.RELEASE]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.bind(AbstractAutoServiceRegistration.java:101) ~[spring-cloud-commons-2.2.2.RELEASE.jar:2.2.2.RELEASE]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:88) ~[spring-cloud-commons-2.2.2.RELEASE.jar:2.2.2.RELEASE]
at org.springframework.cloud.client.serviceregistry.AbstractAutoServiceRegistration.onApplicationEvent(AbstractAutoServiceRegistration.java:47) ~[spring-cloud-commons-2.2.2.RELEASE.jar:2.2.2.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.doInvokeListener(SimpleApplicationEventMulticaster.java:172) ~[spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.invokeListener(SimpleApplicationEventMulticaster.java:165) ~[spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.context.event.SimpleApplicationEventMulticaster.multicastEvent(SimpleApplicationEventMulticaster.java:139) ~[spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:403) ~[spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.publishEvent(AbstractApplicationContext.java:360) ~[spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.finishRefresh(ServletWebServerApplicationContext.java:165) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.context.support.AbstractApplicationContext.refresh(AbstractApplicationContext.java:553) ~[spring-context-5.2.4.RELEASE.jar:5.2.4.RELEASE]
at org.springframework.boot.web.servlet.context.ServletWebServerApplicationContext.refresh(ServletWebServerApplicationContext.java:141) ~[spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.boot.SpringApplication.refresh(SpringApplication.java:747) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.boot.SpringApplication.refreshContext(SpringApplication.java:397) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:315) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1226) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at org.springframework.boot.SpringApplication.run(SpringApplication.java:1215) [spring-boot-2.2.5.RELEASE.jar:2.2.5.RELEASE]
at com.bestv.sync.data.charge.manage.SyncDataChargeManage.main(SyncDataChargeManage.java:14) [classes/:na]
Caused by: com.alibaba.nacos.api.exception.NacosException: failed to req API:/api//nacos/v1/ns/instance after all servers([localhost:8848]) tried: java.net.ConnectException: Connection refused (Connection refused)
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:496) ~[nacos-client-1.2.1.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:401) ~[nacos-client-1.2.1.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.reqAPI(NamingProxy.java:397) ~[nacos-client-1.2.1.jar:na]
at com.alibaba.nacos.client.naming.net.NamingProxy.registerService(NamingProxy.java:212) ~[nacos-client-1.2.1.jar:na]
at com.alibaba.nacos.client.naming.NacosNamingService.registerInstance(NacosNamingService.java:207) ~[nacos-client-1.2.1.jar:na]
at com.alibaba.cloud.nacos.registry.NacosServiceRegistry.register(NacosServiceRegistry.java:64) ~[spring-cloud-starter-alibaba-nacos-discovery-2.2.1.RELEASE.jar:2.2.1.RELEASE]
... 20 common frames omitted
Disconnected from the target VM, address: '127.0.0.1:52665', transport: 'socket'
Process finished with exit code 1
2.解决方案
