[Bug] [Module Name] Bug title dinky failed to connect to the flink cluster after publishing the task and reported an unknown host exception.

[Peter-Lin-cyber]

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What happened

在注册中心中配置好了flink的 jobmanager地址并且连接正常，但是开发好的flinksql发布任务后 任务运维中找不到 并且报错未知主机异常 。 报错信息如下 "cn.hutool.core.io.IORuntimeException: UnknownHostException: undefined\n\tat cn.hutool.http.HttpRequest.send(HttpRequest.java:1350)\n\tat cn.hutool.http.HttpRequest.doExecute(HttpRequest.java:1188)\n\tat cn.hutool.http.HttpRequest.execute(HttpRequest.java:1051)\n\tat cn.hutool.http.HttpRequest.execute(HttpRequest.java:1027)\n\tat org.dinky.controller.FlinkProxyController.proxyUba(FlinkProxyController.java:68)\n\tat org.dinky.controller.FlinkProxyController$$FastClassBySpringCGLIB$$9db4189b.invoke()\n\tat org.springframework.cglib.proxy.MethodProxy.invoke(MethodProxy.java:218)\n\tat org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.invokeJoinpoint(CglibAopProxy.java:792)\n\tat org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:163)\n\tat org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:762)\n\tat org.springframework.aop.framework.adapter.AfterReturningAdviceInterceptor.invoke(AfterReturningAdviceInterceptor.java:57)\n\tat org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)\n\tat org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:762)\n\tat org.springframework.aop.interceptor.ExposeInvocationInterceptor.invoke(ExposeInvocationInterceptor.java:97)\n\tat org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:186)\n\tat org.springframework.aop.framework.CglibAopProxy$CglibMethodInvocation.proceed(CglibAopProxy.java:762)\n\tat org.springframework.aop.framework.CglibAopProxy$DynamicAdvisedInterceptor.intercept(CglibAopProxy.java:707)\n\tat org.dinky.controller.FlinkProxyController$$EnhancerBySpringCGLIB$$45576b12.proxyUba()\n\tat sun.reflect.GeneratedMethodAccessor766.invoke(Unknown Source)\n\tat sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)\n\tat java.lang.reflect.Method.invoke(Method.java:498)\n\tat org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)\n\tat org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:150)\n\tat org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:117)\n\tat org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:895)\n\tat org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:808)\n\tat org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)\n\tat org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1072)\n\tat org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:965)\n\tat org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)\n\tat org.springframework.web.servlet.FrameworkServlet.doGet(FrameworkServlet.java:898)\n\tat javax.servlet.http.HttpServlet.service(HttpServlet.java:529)\n\tat org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)\n\tat javax.servlet.http.HttpServlet.service(HttpServlet.java:623)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:209)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)\n\tat org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:51)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)\n\tat org.springframework.web.filter.CorsFilter.doFilterInternal(CorsFilter.java:91)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)\n\tat com.alibaba.druid.support.http.WebStatFilter.doFilter(WebStatFilter.java:114)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)\n\tat org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)\n\tat cn.dev33.satoken.filter.SaPathCheckFilterForServlet.doFilter(SaPathCheckFilterForServlet.java:55)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)\n\tat org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)\n\tat org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:96)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)\n\tat org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)\n\tat org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)\n\tat org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:178)\n\tat org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:153)\n\tat org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:168)\n\tat org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:90)\n\tat org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:481)\n\tat org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:130)\n\tat org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:93)\n\tat org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:74)\n\tat org.apache.catalina.valves.RemoteIpValve.invoke(RemoteIpValve.java:765)\n\tat org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:342)\n\tat org.apache.coyote.http11.Http11Processor.service(Http11Processor.java:390)\n\tat org.apache.coyote.AbstractProcessorLight.process(AbstractProcessorLight.java:63)\n\tat org.apache.coyote.AbstractProtocol$ConnectionHandler.process(AbstractProtocol.java:928)\n\tat org.apache.tomcat.util.net.NioEndpoint$SocketProcessor.doRun(NioEndpoint.java:1794)\n\tat org.apache.tomcat.util.net.SocketProcessorBase.run(SocketProcessorBase.java:52)\n\tat org.apache.tomcat.util.threads.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1191)\n\tat org.apache.tomcat.util.threads.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:659)\n\tat org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)\n\tat java.lang.Thread.run(Thread.java:750)\nCaused by: java.net.UnknownHostException: undefined\n\tat java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:184)\n\tat java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392)\n\tat java.net.Socket.connect(Socket.java:607)\n\tat java.net.Socket.connect(Socket.java:556)\n\tat sun.net.NetworkClient.doConnect(NetworkClient.java:180)\n\tat sun.net.www.http.HttpClient.openServer(HttpClient.java:465)\n\tat sun.net.www.http.HttpClient.openServer(HttpClient.java:560)\n\tat sun.net.www.http.HttpClient.(HttpClient.java:244)\n\tat sun.net.www.http.HttpClient.New(HttpClient.java:341)\n\tat sun.net.www.http.HttpClient.New(HttpClient.java:359)\n\tat sun.net.www.protocol.http.HttpURLConnection.getNewHttpClient(HttpURLConnection.java:1228)\n\tat sun.net.www.protocol.http.HttpURLConnection.plainConnect0(HttpURLConnection.java:1162)\n\tat sun.net.www.protocol.http.HttpURLConnection.plainConnect(HttpURLConnection.java:1056)\n\tat sun.net.www.protocol.http.HttpURLConnection.connect(HttpURLConnection.java:990)\n\tat cn.hutool.http.HttpConnection.connect(HttpConnection.java:387)\n\tat cn.hutool.http.HttpRequest.send(HttpRequest.java:1345)\n\t... 81 more\n"

What you expected to happen

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How to reproduce

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Anything else

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Version

dev

Are you willing to submit PR?

• Yes I am willing to submit a PR!

Code of Conduct

• I agree to follow this project's Code of Conduct

[github-actions]

Hello @Peter-Lin-cyber, this issue is about web, so I assign it to @Zzm0809. If you have any questions, you can comment and reply.

你好 @Peter-Lin-cyber, 这个 issue 是关于 web 的，所以我把它分配给了 @Zzm0809。如有任何问题，可以评论回复。

[aiwenmo]

Hi. How to reproduce?

[github-actions]

Hello @Peter-Lin-cyber, we need you to provide reproduction steps so that we can help you troubleshoot the problem. Issues are marked `Need Reproduce`.

你好 @Peter-Lin-cyber, 我们需要你提供复现步骤以便于我们帮你排查问题，Issues 标注为 `Need Reproduce` 。