[GitHub] [incubator-kyuubi] zhouyifan279 commented on a diff in pull request #3225: [KYUUBI #3219] Error renew delegation tokens: Unknown version of delegation token 8

[GitBox <gi...@apache.org>]

zhouyifan279 commented on code in PR #3225:
URL: https://github.com/apache/incubator-kyuubi/pull/3225#discussion_r945395360


##########
kyuubi-common/src/main/scala/org/apache/kyuubi/util/KyuubiHadoopUtils.scala:
##########
@@ -85,13 +87,23 @@ object KyuubiHadoopUtils {
       .toMap
   }
 
-  def getTokenIssueDate(token: Token[_ <: TokenIdentifier]): Long = {
-    // It is safe to deserialize any token identifier to hdfs `DelegationTokenIdentifier`
-    // as all token identifiers have the same binary format.
-    val tokenIdentifier = new DelegationTokenIdentifier
-    val buf = new ByteArrayInputStream(token.getIdentifier)
-    val in = new DataInputStream(buf)
-    tokenIdentifier.readFields(in)
-    tokenIdentifier.getIssueDate
+  def getTokenIssueDate(token: Token[_ <: TokenIdentifier]): Option[Long] = {
+    token.decodeIdentifier() match {
+      case tokenIdent: AbstractDelegationTokenIdentifier =>
+        Some(tokenIdent.getIssueDate)
+      case null =>
+        // TokenIdentifiers not found in ServiceLoader
+        val tokenIdentifier = new DelegationTokenIdentifier
+        val buf = new ByteArrayInputStream(token.getIdentifier)
+        val in = new DataInputStream(buf)
+        Try(tokenIdentifier.readFields(in)) match {
+          case Success(_) =>
+            Some(tokenIdentifier.getIssueDate)
+          case Failure(_) =>
+            None
+        }
+      case _ =>
+        None
+    }

Review Comment:
   Done



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