我已经设置了zuul代理,它将呼叫转发到已配置的路由。我正在尝试使用Spring Sleuth设置分布式跟踪。启用跟踪时,zuul代理无法将呼叫转发到已配置的路由。我收到以下错误消息。我是否在zuul代理中缺少任何配置,以阻止转发HTTP请求?
com.netflix.zuul.exception.ZuulException:在以下位置转发错误 org.springframework.cloud.netflix.zuul.filters.route.SimpleHostRoutingFilter.handleException(SimpleHostRoutingFilter.java:237) 在 org.springframework.cloud.netflix.zuul.filters.route.SimpleHostRoutingFilter.run(SimpleHostRoutingFilter.java:217) 在com.netflix.zuul.ZuulFilter.runFilter(ZuulFilter.java:117)处 com.netflix.zuul.FilterProcessor.processZuulFilter(FilterProcessor.java:193) 在 com.netflix.zuul.FilterProcessor.runFilters(FilterProcessor.java:157) 在com.netflix.zuul.FilterProcessor.route(FilterProcessor.java:118) 在com.netflix.zuul.ZuulRunner.route(ZuulRunner.java:96)处 com.netflix.zuul.http.ZuulServlet.route(ZuulServlet.java:116)位于 com.netflix.zuul.http.ZuulServlet.service(ZuulServlet.java:81)位于 org.springframework.web.servlet.mvc.ServletWrappingController.handleRequestInternal(ServletWrappingController.java:165) 在 org.springframework.cloud.netflix.zuul.web.ZuulController.handleRequest(ZuulController.java:44) 在 org.springframework.web.servlet.mvc.SimpleControllerHandlerAdapter.handle(SimpleControllerHandlerAdapter.java:52) 在 org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:991) 在 org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:925) 在 org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:974) 在 org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:866) 在javax.servlet.http.HttpServlet.service(HttpServlet.java:635)处 org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:851) 在javax.servlet.http.HttpServlet.service(HttpServlet.java:742) org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:231) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) 在 org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52) 在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) 在 org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.filterAndRecordMetrics(WebMvcMetricsFilter.java:158) 在 org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.filterAndRecordMetrics(WebMvcMetricsFilter.java:126) 在 org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:111) 在 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) 在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) 在 org.springframework.boot.actuate.web.trace.servlet.HttpTraceFilter.doFilterInternal(HttpTraceFilter.java:84) 在 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) 在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) 在 org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:99) 在 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) 在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) 在 org.springframework.web.filter.HttpPutFormContentFilter.doFilterInternal(HttpPutFormContentFilter.java:109) 在 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) 在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) 在 org.springframework.web.filter.HiddenHttpMethodFilter.doFilterInternal(HiddenHttpMethodFilter.java:81) 在 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) 在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) 在 org.springframework.cloud.sleuth.instrument.web.ExceptionLoggingFilter.doFilter(ExceptionLoggingFilter.java:48) 在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) 在brave.servlet.TracingFilter.doFilter(TracingFilter.java:86)在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) 在 org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:200) 在 org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) 在 org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:193) 在 org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:166) 在 org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:198) 在 org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:96) 在 org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:496) 在 org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:140) 在 org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:81) 在 org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:87) 在 org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342) 在 org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:803) 在 org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:66) 在 org.apache.coyote.AbstractProtocol $ ConnectionHandler.process(AbstractProtocol.java:790) 在 org.apache.tomcat.util.net.NioEndpoint $ SocketProcessor.doRun(NioEndpoint.java:1459) 在 org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:49) 在 java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) 在 java.util.concurrent.ThreadPoolExecutor $ Worker.run(ThreadPoolExecutor.java:624) 在 org.apache.tomcat.util.threads.TaskThread $ WrappingRunnable.run(TaskThread.java:61) 在java.lang.Thread.run(Thread.java:748)造成原因: java.lang.IllegalArgumentException:主机名不能为空 org.apache.http.util.Args.containsNoBlanks(Args.java:84)在 org.apache.http.HttpHost。(HttpHost.java:80)在 org.springframework.cloud.netflix.zuul.filters.route.SimpleHostRoutingFilter.getHttpHost(SimpleHostRoutingFilter.java:392) 在 org.springframework.cloud.netflix.zuul.filters.route.SimpleHostRoutingFilter.forward(SimpleHostRoutingFilter.java:288) 在 org.springframework.cloud.netflix.zuul.filters.route.SimpleHostRoutingFilter.run(SimpleHostRoutingFilter.java:212) ...还有70个