GitHub user Jiang-HT edited a discussion: k8s 部署dolphinscheduler并集成k8s集群
1.在dolphinscheduler的UI页面创建k8s集群, Kubernetes配置使用的是 /root/.kube/config 的内容
2.k8s名称空间创建报错 k8s操作报错[Operation: [list] for kind: [Namespace] with name: [null]
in namespace: [dolphinscheduler] failed.]
3.查看api的pod日志发现如下:
0.244.0.0 - - [19/Jun/2025:01:24:31 +0000] "POST
/dolphinscheduler/k8s-namespace/verify?id=-1&namespace=test&clusterCode=18022347897920&userId=&clusterOptions%5Blabel%5D=crtvup-k8s-cluster-dev&clusterOptions%5Bvalue%5D=18022347897920
HTTP/1.1" 200 87 7ms
[ERROR] 2025-06-19 09:24:31.055 +0800 o.a.d.a.s.i.K8SNamespaceServiceImpl:[168]
- Namespace create to k8s error
io.fabric8.kubernetes.client.KubernetesClientException: Operation: [list] for
kind: [Namespace] with name: [null] in namespace: [dolphinscheduler] failed.
at
io.fabric8.kubernetes.client.KubernetesClientException.launderThrowable(KubernetesClientException.java:130)
at
io.fabric8.kubernetes.client.dsl.internal.BaseOperation.list(BaseOperation.java:406)
at
io.fabric8.kubernetes.client.dsl.internal.BaseOperation.list(BaseOperation.java:378)
at
io.fabric8.kubernetes.client.dsl.internal.BaseOperation.list(BaseOperation.java:88)
at
org.apache.dolphinscheduler.api.k8s.K8sClientService.getNamespaceFromK8s(K8sClientService.java:67)
at
org.apache.dolphinscheduler.api.k8s.K8sClientService.checkNamespaceToK8s(K8sClientService.java:78)
at
org.apache.dolphinscheduler.api.k8s.K8sClientService.upsertNamespaceAndResourceToK8s(K8sClientService.java:44)
at
org.apache.dolphinscheduler.api.service.impl.K8SNamespaceServiceImpl.registerK8sNamespace(K8SNamespaceServiceImpl.java:166)
at
org.apache.dolphinscheduler.api.controller.K8sNamespaceController.createNamespace(K8sNamespaceController.java:114)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:498)
at
org.springframework.web.method.support.InvocableHandlerMethod.doInvoke(InvocableHandlerMethod.java:205)
at
org.springframework.web.method.support.InvocableHandlerMethod.invokeForRequest(InvocableHandlerMethod.java:150)
at
org.springframework.web.servlet.mvc.method.annotation.ServletInvocableHandlerMethod.invokeAndHandle(ServletInvocableHandlerMethod.java:117)
at
org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.invokeHandlerMethod(RequestMappingHandlerAdapter.java:895)
at
org.springframework.web.servlet.mvc.method.annotation.RequestMappingHandlerAdapter.handleInternal(RequestMappingHandlerAdapter.java:808)
at
org.springframework.web.servlet.mvc.method.AbstractHandlerMethodAdapter.handle(AbstractHandlerMethodAdapter.java:87)
at
org.springframework.web.servlet.DispatcherServlet.doDispatch(DispatcherServlet.java:1070)
at
org.springframework.web.servlet.DispatcherServlet.doService(DispatcherServlet.java:963)
at
org.springframework.web.servlet.FrameworkServlet.processRequest(FrameworkServlet.java:1006)
at
org.springframework.web.servlet.FrameworkServlet.doPost(FrameworkServlet.java:909)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:517)
at
org.springframework.web.servlet.FrameworkServlet.service(FrameworkServlet.java:883)
at javax.servlet.http.HttpServlet.service(HttpServlet.java:584)
at
org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:799)
at
org.eclipse.jetty.servlet.ServletHandler$ChainEnd.doFilter(ServletHandler.java:1656)
at
org.springframework.web.filter.CorsFilter.doFilterInternal(CorsFilter.java:91)
at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at
org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
at
org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
at
org.springframework.web.filter.RequestContextFilter.doFilterInternal(RequestContextFilter.java:100)
at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at
org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
at
org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
at
org.springframework.web.filter.FormContentFilter.doFilterInternal(FormContentFilter.java:93)
at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at
org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
at
org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
at
org.springframework.boot.actuate.metrics.web.servlet.WebMvcMetricsFilter.doFilterInternal(WebMvcMetricsFilter.java:96)
at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at
org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
at
org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
at
org.springframework.web.filter.CharacterEncodingFilter.doFilterInternal(CharacterEncodingFilter.java:201)
at
org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:117)
at
org.eclipse.jetty.servlet.FilterHolder.doFilter(FilterHolder.java:193)
at
org.eclipse.jetty.servlet.ServletHandler$Chain.doFilter(ServletHandler.java:1626)
at
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:552)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:143)
at
org.eclipse.jetty.security.SecurityHandler.handle(SecurityHandler.java:600)
at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:235)
at
org.eclipse.jetty.server.session.SessionHandler.doHandle(SessionHandler.java:1624)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextHandle(ScopedHandler.java:233)
at
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:1440)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:188)
at
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:505)
at
org.eclipse.jetty.server.session.SessionHandler.doScope(SessionHandler.java:1594)
at
org.eclipse.jetty.server.handler.ScopedHandler.nextScope(ScopedHandler.java:186)
at
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:1355)
at
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:141)
at
org.eclipse.jetty.server.handler.gzip.GzipHandler.handle(GzipHandler.java:772)
at
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)
at org.eclipse.jetty.server.Server.handle(Server.java:516)
at
org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:487)
at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:732)
at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:479)
at
org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:277)
at
org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)
at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)
at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:338)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:315)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:173)
at
org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:131)
at
org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:409)
at
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:883)
at
org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:1034)
at java.lang.Thread.run(Thread.java:750)
Caused by: java.io.InterruptedIOException: executor rejected
at
okhttp3.internal.connection.RealCall$AsyncCall.executeOn(RealCall.kt:501)
at okhttp3.Dispatcher.promoteAndExecute(Dispatcher.kt:184)
at okhttp3.Dispatcher.enqueue$okhttp(Dispatcher.kt:125)
at okhttp3.internal.connection.RealCall.enqueue(RealCall.kt:164)
at
io.fabric8.kubernetes.client.okhttp.OkHttpClientImpl.sendAsync(OkHttpClientImpl.java:264)
at
io.fabric8.kubernetes.client.dsl.internal.OperationSupport.retryWithExponentialBackoff(OperationSupport.java:587)
at
io.fabric8.kubernetes.client.dsl.internal.OperationSupport.handleResponse(OperationSupport.java:566)
at
io.fabric8.kubernetes.client.dsl.internal.BaseOperation.submitList(BaseOperation.java:391)
at
io.fabric8.kubernetes.client.dsl.internal.BaseOperation.list(BaseOperation.java:404)
... 78 common frames omitted
Caused by: java.util.concurrent.RejectedExecutionException: Task
okhttp3.internal.connection.RealCall$AsyncCall@5e052769 rejected from
java.util.concurrent.ThreadPoolExecutor@1601cdde[Terminated, pool size = 0,
active threads = 0, queued tasks = 0, completed tasks = 0]
at
java.util.concurrent.ThreadPoolExecutor$AbortPolicy.rejectedExecution(ThreadPoolExecutor.java:2063)
at
java.util.concurrent.ThreadPoolExecutor.reject(ThreadPoolExecutor.java:830)
at
java.util.concurrent.ThreadPoolExecutor.execute(ThreadPoolExecutor.java:1379)
at
okhttp3.internal.connection.RealCall$AsyncCall.executeOn(RealCall.kt:498)
... 86 common frames omitted
10.244.0.0 - - [19/Jun/2025:01:24:31 +0000] "POST
/dolphinscheduler/k8s-namespace?id=-1&namespace=test&clusterCode=18022347897920&userId=&clusterOptions%5Blabel%5D=crtvup-k8s-cluster-dev&clusterOptions%5Bvalue%5D=18022347897920
HTTP/1.1" 201 176 9ms
有没有大佬知道是怎么回事
GitHub link: https://github.com/apache/dolphinscheduler/discussions/17262
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