GitHub user tedyu opened a pull request:
https://github.com/apache/spark/pull/9635
Call startExecutorDelegationTokenRenewer() ahead of client app submission
As reported in 'Creating new Spark context when running in Secure YARN
fails', IOException may be thrown when SparkContext is stopped and started
working with secure YARN cluster:
```
15/11/11 10:19:53 ERROR spark.SparkContext: Error initializing SparkContext.
org.apache.hadoop.ipc.RemoteException(java.io.IOException): Delegation Token
can be issued only with kerberos or web authentication
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.getDelegationToken(FSNamesystem.java:6638)
at
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.getDelegationToken(NameNodeRpcServer.java:563)
at
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getDelegationToken(ClientNamenodeProtocolServerSideTranslatorPB.java:987)
at
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:616)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:969)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2049)
at org.apache.hadoop.ipc.Server$Handler$1.run(Server.java:2045)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:415)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1657)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2043)
at org.apache.hadoop.ipc.Client.call(Client.java:1476)
at org.apache.hadoop.ipc.Client.call(Client.java:1407)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:229)
at com.sun.proxy.$Proxy12.getDelegationToken(Unknown Source)
at
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB.getDelegationToken(ClientNamenodeProtocolTranslatorPB.java:933)
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57)
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
at java.lang.reflect.Method.invoke(Method.java:606)
at
org.apache.hadoop.io.retry.RetryInvocationHandler.invokeMethod(RetryInvocationHandler.java:187)
at
org.apache.hadoop.io.retry.RetryInvocationHandler.invoke(RetryInvocationHandler.java:102)
at com.sun.proxy.$Proxy13.getDelegationToken(Unknown Source)
at
org.apache.hadoop.hdfs.DFSClient.getDelegationToken(DFSClient.java:1044)
at
org.apache.hadoop.hdfs.DistributedFileSystem.getDelegationToken(DistributedFileSystem.java:1543)
at
org.apache.hadoop.fs.FileSystem.collectDelegationTokens(FileSystem.java:530)
at
org.apache.hadoop.fs.FileSystem.addDelegationTokens(FileSystem.java:508)
at
org.apache.hadoop.hdfs.DistributedFileSystem.addDelegationTokens(DistributedFileSystem.java:2228)
at
org.apache.spark.deploy.yarn.YarnSparkHadoopUtil$$anonfun$obtainTokensForNamenodes$1.apply(YarnSparkHadoopUtil.scala:126)
at
org.apache.spark.deploy.yarn.YarnSparkHadoopUtil$$anonfun$obtainTokensForNamenodes$1.apply(YarnSparkHadoopUtil.scala:123)
at scala.collection.immutable.Set$Set1.foreach(Set.scala:74)
at
org.apache.spark.deploy.yarn.YarnSparkHadoopUtil.obtainTokensForNamenodes(YarnSparkHadoopUtil.scala:123)
at
org.apache.spark.deploy.yarn.Client.getTokenRenewalInterval(Client.scala:495)
at
org.apache.spark.deploy.yarn.Client.setupLaunchEnv(Client.scala:528)
at
org.apache.spark.deploy.yarn.Client.createContainerLaunchContext(Client.scala:628)
at
org.apache.spark.deploy.yarn.Client.submitApplication(Client.scala:119)
at
org.apache.spark.scheduler.cluster.YarnClientSchedulerBackend.start(YarnClientSchedulerBackend.scala:56)
at
org.apache.spark.scheduler.TaskSchedulerImpl.start(TaskSchedulerImpl.scala:144)
at org.apache.spark.SparkContext.<init>(SparkContext.scala:523)
```
You can merge this pull request into a Git repository by running:
$ git pull https://github.com/tedyu/spark master
Alternatively you can review and apply these changes as the patch at:
https://github.com/apache/spark/pull/9635.patch
To close this pull request, make a commit to your master/trunk branch
with (at least) the following in the commit message:
This closes #9635
----
commit 28cc6e1e636d0dd9186585a4e862dcdccda75642
Author: tedyu <[email protected]>
Date: 2015-11-11T19:21:07Z
Call startExecutorDelegationTokenRenewer() ahead of client app submission
----
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