Bug: Couldn't submit Spark application to Kubenetes in versions v1.27.3
Status: Closed | Priority: Major | Resolution: Invalid
Created: 27/Jul/23 13:02
Affects Version/s: 3.4.1

Spark-submit ( cluster mode on Kubernetes ) results error *io.fabric8.kubernetes.client.KubernetesClientException* on my 3 nodes k8s cluster.

Steps followed:
 * using IBM cloud, created 3 Instances
 * 1st Instance act as master node and another two acts as worker nodes

 
{noformat}
root@vsi-spark-master:/opt# kubectl get nodes
NAME                 STATUS   ROLES                  AGE   VERSION
vsi-spark-master     Ready    control-plane,master   2d    v1.27.3+k3s1
vsi-spark-worker-1   Ready    <none>                 47h   v1.27.3+k3s1
vsi-spark-worker-2   Ready    <none>                 47h   v1.27.3+k3s1{noformat}
 * Copy spark-3.4.1-bin-hadoop3.tgz in to /opt/spark folder 
 * Ran spark by using below command

 
{noformat}
root@vsi-spark-master:/opt# /opt/spark/bin/spark-submit --master k8s://http://<master_node_IP>:6443 --conf spark.kubernetes.authenticate.submission.oauthToken=$TOKEN --deploy-mode cluster --name spark-pi --class org.apache.spark.examples.SparkPi --conf spark.executor.instances=5 --conf spark.kubernetes.authenticate.driver.serviceAccountName=spark  --conf spark.kubernetes.container.image=sushmakorati/testrepo:pyrandomGB local:///opt/spark/examples/jars/spark-examples_2.12-3.4.1.jar{noformat}
 * And getting below error message.

{noformat}
3/07/27 12:56:26 WARN Utils: Kubernetes master URL uses HTTP instead of HTTPS.
23/07/27 12:56:26 WARN NativeCodeLoader: Unable to load native-hadoop library for your platform... using builtin-java classes where applicable
23/07/27 12:56:26 INFO SparkKubernetesClientFactory: Auto-configuring K8S client using current context from users K8S config file
23/07/27 12:56:26 INFO KerberosConfDriverFeatureStep: You have not specified a krb5.conf file locally or via a ConfigMap. Make sure that you have the krb5.conf locally on the driver image.
23/07/27 12:56:27 ERROR Client: Please check "kubectl auth can-i create pod" first. It should be yes.
Exception in thread "main" io.fabric8.kubernetes.client.KubernetesClientException: An error has occurred.
    at io.fabric8.kubernetes.client.KubernetesClientException.launderThrowable(KubernetesClientException.java:129)
    at io.fabric8.kubernetes.client.KubernetesClientException.launderThrowable(KubernetesClientException.java:122)
    at io.fabric8.kubernetes.client.dsl.internal.CreateOnlyResourceOperation.create(CreateOnlyResourceOperation.java:44)
    at io.fabric8.kubernetes.client.dsl.internal.BaseOperation.create(BaseOperation.java:1113)
    at io.fabric8.kubernetes.client.dsl.internal.BaseOperation.create(BaseOperation.java:93)
    at org.apache.spark.deploy.k8s.submit.Client.run(KubernetesClientApplication.scala:153)
    at org.apache.spark.deploy.k8s.submit.KubernetesClientApplication.$anonfun$run$5(KubernetesClientApplication.scala:250)
    at org.apache.spark.deploy.k8s.submit.KubernetesClientApplication.$anonfun$run$5$adapted(KubernetesClientApplication.scala:244)
    at org.apache.spark.util.Utils$.tryWithResource(Utils.scala:2786)
    at org.apache.spark.deploy.k8s.submit.KubernetesClientApplication.run(KubernetesClientApplication.scala:244)
    at org.apache.spark.deploy.k8s.submit.KubernetesClientApplication.start(KubernetesClientApplication.scala:216)
    at org.apache.spark.deploy.SparkSubmit.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:1020)
    at org.apache.spark.deploy.SparkSubmit.doRunMain$1(SparkSubmit.scala:192)
    at org.apache.spark.deploy.SparkSubmit.submit(SparkSubmit.scala:215)
    at org.apache.spark.deploy.SparkSubmit.doSubmit(SparkSubmit.scala:91)
    at org.apache.spark.deploy.SparkSubmit$$anon$2.doSubmit(SparkSubmit.scala:1111)
    at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:1120)
    at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
Caused by: java.io.IOException: Connection reset
    at io.fabric8.kubernetes.client.dsl.internal.OperationSupport.waitForResult(OperationSupport.java:535)
    at io.fabric8.kubernetes.client.dsl.internal.OperationSupport.handleResponse(OperationSupport.java:558)
    at io.fabric8.kubernetes.client.dsl.internal.OperationSupport.handleCreate(OperationSupport.java:349)
    at io.fabric8.kubernetes.client.dsl.internal.BaseOperation.handleCreate(BaseOperation.java:711)
    at io.fabric8.kubernetes.client.dsl.internal.BaseOperation.handleCreate(BaseOperation.java:93)
    at io.fabric8.kubernetes.client.dsl.internal.CreateOnlyResourceOperation.create(CreateOnlyResourceOperation.java:42)
    ... 15 more
Caused by: java.net.SocketException: Connection reset
    at java.base/java.net.SocketInputStream.read(SocketInputStream.java:186)
    at java.base/java.net.SocketInputStream.read(SocketInputStream.java:140)
    at okio.Okio$2.read(Okio.java:140)
    at okio.AsyncTimeout$2.read(AsyncTimeout.java:237)
    at okio.RealBufferedSource.read(RealBufferedSource.java:47)
    at okhttp3.internal.http1.Http1Codec$AbstractSource.read(Http1Codec.java:363)
    at okhttp3.internal.http1.Http1Codec$UnknownLengthSource.read(Http1Codec.java:507)
    at okio.RealBufferedSource.exhausted(RealBufferedSource.java:57)
    at io.fabric8.kubernetes.client.okhttp.OkHttpClientImpl$OkHttpAsyncBody.doConsume(OkHttpClientImpl.java:127)
    at java.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1128)
    at java.base/java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:628)
    at java.base/java.lang.Thread.run(Thread.java:829)
23/07/27 12:56:27 INFO ShutdownHookManager: Shutdown hook called
23/07/27 12:56:27 INFO ShutdownHookManager: Deleting directory /tmp/spark-70ee50ef-d9e9-4220-91f4-15a282031095{noformat}