Я очень новичок в микросервисах и пытаюсь запустить код из ссылки: https://dzone.com/articles/advanced-microservices-security-with-spring-and-oa. Когда я просто запускаю код, я вижу следующее сообщение об ошибке.
В чем проблема?
com.netflix.discovery.shared.transport.TransportException: Cannot execute request on any known server
at com.netflix.discovery.shared.transport.decorator.RetryableEurekaHttpClient.execute(RetryableEurekaHttpClient.java:111) ~[eureka-client-1.4.12.jar:1.4.12]
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.getApplications(EurekaHttpClientDecorator.java:134) ~[eureka-client-1.4.12.jar:1.4.12]
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator$6.execute(EurekaHttpClientDecorator.java:137) ~[eureka-client-1.4.12.jar:1.4.12]
at com.netflix.discovery.shared.transport.decorator.SessionedEurekaHttpClient.execute(SessionedEurekaHttpClient.java:77) ~[eureka-client-1.4.12.jar:1.4.12]
at com.netflix.discovery.shared.transport.decorator.EurekaHttpClientDecorator.getApplications(EurekaHttpClientDecorator.java:134) ~[eureka-client-1.4.12.jar:1.4.12]
at com.netflix.discovery.DiscoveryClient.getAndStoreFullRegistry(DiscoveryClient.java:1030) [eureka-client-1.4.12.jar:1.4.12]
at com.netflix.discovery.DiscoveryClient.fetchRegistry(DiscoveryClient.java:944) [eureka-client-1.4.12.jar:1.4.12]
at com.netflix.discovery.DiscoveryClient.refreshRegistry(DiscoveryClient.java:1468) [eureka-client-1.4.12.jar:1.4.12]
at com.netflix.discovery.DiscoveryClient$CacheRefreshThread.run(DiscoveryClient.java:1435) [eureka-client-1.4.12.jar:1.4.12]
at java.util.concurrent.Executors$RunnableAdapter.call(Unknown Source) [na:1.8.0_144]
at java.util.concurrent.FutureTask.run(Unknown Source) [na:1.8.0_144]
at java.util.concurrent.ThreadPoolExecutor.runWorker(Unknown Source) [na:1.8.0_144]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(Unknown Source) [na:1.8.0_144]
at java.lang.Thread.run(Unknown Source) [na:1.8.0_144]
2017-09-09 18:53:11.909 ERROR 16268 --- [tbeatExecutor-0] c.n.d.s.t.d.RedirectingEurekaHttpClient : Request execution error
Я не установил ничего особенного в систему. Пожалуйста, дайте мне знать, что мне нужно для установки?