Github user woj-i commented on a diff in the pull request:
https://github.com/apache/spark/pull/9837#discussion_r45450002
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/client/ClientWrapper.scala ---
@@ -166,7 +168,11 @@ private[hive] class ClientWrapper(
" specified in spark.yarn.keytab does not exist")
} else {
logInfo("Attempting to login to Kerberos" +
- s" using principal: ${principalName} and keytab:
${keytabFileName}")
+ s" using principal: ${principalName} and keytab:
${keytabFileName}")
+ val hadoopConfiguration = new Configuration()
+
hadoopConfiguration.set(CommonConfigurationKeysPublic.HADOOP_SECURITY_AUTHENTICATION,
--- End diff --
Hi!
I think it is required because of another context of execution in this part
of code. Here is a context of the classloader, which cause an empty
environment, with default value of authentication, which is "simple". In case
of "simple" a keytab is not used and credentials cannot be granted.
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