[CARMEL-3500] Catch potential exception for renew kerberos ticket (#18)

apache · Aug 11, 2020 · dcd6c6a · dcd6c6a
1 parent 88e9d8b
commit dcd6c6a
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/core/src/main/scala/org/apache/spark/deploy/security/HadoopDelegationTokenManager.scala b/core/src/main/scala/org/apache/spark/deploy/security/HadoopDelegationTokenManager.scala
@@ -112,7 +112,12 @@ private[spark] class HadoopDelegationTokenManager(
       // not need to be renewed yet.
       val tgtRenewalTask = new Runnable() {
         override def run(): Unit = {
-          ugi.checkTGTAndReloginFromKeytab()
+          try {
+            ugi.checkTGTAndReloginFromKeytab()
+          } catch {
+            case e: Throwable =>
+              logWarning("Failed to renew TGT from keytab file", e)
+          }
         }
       }
       val tgtRenewalPeriod = sparkConf.get(KERBEROS_RELOGIN_PERIOD)