Github user jerryshao commented on a diff in the pull request: https://github.com/apache/spark/pull/17335#discussion_r106831705 --- Diff: core/src/main/scala/org/apache/spark/deploy/SparkHadoopUtil.scala --- @@ -353,6 +354,25 @@ class SparkHadoopUtil extends Logging { } buffer.toString } + + /** + * Run some code as the real logged in user (which may differ from the current user, for + * example, when using proxying). + */ + private[spark] def doAsRealUser[T](fn: => T): T = { + val currentUser = UserGroupInformation.getCurrentUser() --- End diff -- @vanzin I tried with Above two configurations, though having some class not found issue in our HDP environment, but metastore connect can be correct established without GSSAPI tgt not found issue. Tried with spark.sql.hive.metastore.jars=maven, spark.sql.hive.metastore.version=1.2.1 and 2.0.1. ``` 17/03/20 03:35:48 INFO metastore: Trying to connect to metastore with URI thrift://c6402.ambari.apache.org:9083 17/03/20 03:35:48 INFO metastore: Opened a connection to metastore, current connections: 1 17/03/20 03:35:48 INFO metastore: Connected to metastore. ```
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