MAPREDUCE-3431
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1301502 13f79535-47bb-0310-9956-ffa450edef68
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@ -70,6 +70,8 @@ Release 0.23.3 - UNRELEASED
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MAPREDUCE-4007. JobClient getJob(JobID) should return NULL if the job
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does not exist (for backwards compatibility) (tucu)
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MAPREDUCE-3431 NPE in Resource Manager shutdown. (stevel)
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Release 0.23.2 - UNRELEASED
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INCOMPATIBLE CHANGES
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@ -112,7 +112,9 @@ public class DelegationTokenRenewer extends AbstractService {
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@Override
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public synchronized void stop() {
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renewalTimer.cancel();
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if (renewalTimer != null) {
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renewalTimer.cancel();
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}
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delegationTokens.clear();
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dtCancelThread.interrupt();
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@ -0,0 +1,40 @@
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.hadoop.yarn.server.resourcemanager.security;
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import org.apache.hadoop.conf.Configuration;
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import org.junit.Test;
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/**
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* This test replicates the condition os MAPREDUCE-3431 -a failure
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* during startup triggered an NPE during shutdown
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*
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*/
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public class TestDelegationTokenRenewerLifecycle {
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@Test
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public void testStartupFailure() throws Exception {
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Configuration conf = new Configuration();
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DelegationTokenRenewer delegationTokenRenewer = new DelegationTokenRenewer();
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delegationTokenRenewer.init(conf);
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delegationTokenRenewer.stop();
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}
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}
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