Canbin Zheng created FLINK-17078:
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Summary: Logging output is misleading when executing bin/flink -e kubernetes-session without specifying cluster-id
Key: FLINK-17078
URL:
https://issues.apache.org/jira/browse/FLINK-17078 Project: Flink
Issue Type: Bug
Components: Deployment / Kubernetes
Reporter: Canbin Zheng
Fix For: 1.11.0
When executing the following command:
{code:java}
./bin/flink run -d -e kubernetes-session examples/streaming/SocketWindowWordCount.jar --hostname 172.16.0.6 --port 12345
{code}
The exception stack would be:
{quote}org.apache.flink.client.program.ProgramInvocationException: The main method caused an error: org.apache.flink.client.deployment.ClusterRetrieveException: Could not get the rest endpoint of flink-cluster-6fa5f5dc-4b50-48c3-b57f-d91e686fa474
at org.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:335)
at org.apache.flink.client.program.PackagedProgram.invokeInteractiveModeForExecution(PackagedProgram.java:205)
at org.apache.flink.client.ClientUtils.executeProgram(ClientUtils.java:148)
at org.apache.flink.client.cli.CliFrontend.executeProgram(CliFrontend.java:662)
at org.apache.flink.client.cli.CliFrontend.run(CliFrontend.java:210)
at org.apache.flink.client.cli.CliFrontend.parseParameters(CliFrontend.java:893)
at org.apache.flink.client.cli.CliFrontend.lambda$main$10(CliFrontend.java:966)
at org.apache.flink.runtime.security.contexts.NoOpSecurityContext.runSecured(NoOpSecurityContext.java:30)
at org.apache.flink.client.cli.CliFrontend.main(CliFrontend.java:966)
Caused by: java.lang.RuntimeException: org.apache.flink.client.deployment.ClusterRetrieveException: Could not get the rest endpoint of flink-cluster-6fa5f5dc-4b50-48c3-b57f-d91e686fa474
at org.apache.flink.kubernetes.KubernetesClusterDescriptor.lambda$createClusterClientProvider$0(KubernetesClusterDescriptor.java:94)
at org.apache.flink.kubernetes.KubernetesClusterDescriptor.retrieve(KubernetesClusterDescriptor.java:118)
at org.apache.flink.kubernetes.KubernetesClusterDescriptor.retrieve(KubernetesClusterDescriptor.java:59)
at org.apache.flink.client.deployment.executors.AbstractSessionClusterExecutor.execute(AbstractSessionClusterExecutor.java:63)
at org.apache.flink.streaming.api.environment.StreamExecutionEnvironment.executeAsync(StreamExecutionEnvironment.java:1756)
at org.apache.flink.client.program.StreamContextEnvironment.executeAsync(StreamContextEnvironment.java:106)
at org.apache.flink.client.program.StreamContextEnvironment.execute(StreamContextEnvironment.java:72)
at org.apache.flink.streaming.api.environment.StreamExecutionEnvironment.execute(StreamExecutionEnvironment.java:1643)
at org.apache.flink.streaming.examples.socket.SocketWindowWordCount.main(SocketWindowWordCount.java:92)
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.apache.flink.client.program.PackagedProgram.callMainMethod(PackagedProgram.java:321)
... 8 more
Caused by: org.apache.flink.client.deployment.ClusterRetrieveException: Could not get the rest endpoint of flink-cluster-6fa5f5dc-4b50-48c3-b57f-d91e686fa474
... 22 more
{quote}
The logging output is misleading, we'd better throw an exception indicating that people should explicitly specify the value of {{kubernetes.cluster-id}}.
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