| /** |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| package org.apache.hadoop.fs; |
| |
| import java.io.FileNotFoundException; |
| import java.io.IOException; |
| import java.net.URI; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertTrue; |
| import static org.mockito.Mockito.mock; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.permission.FsPermission; |
| import org.apache.hadoop.security.token.Token; |
| import org.apache.hadoop.security.token.TokenIdentifier; |
| import org.apache.hadoop.util.Progressable; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| public class TestDelegationTokenRenewer { |
| private static final int RENEW_CYCLE = 1000; |
| private static final int MAX_RENEWALS = 100; |
| |
| @SuppressWarnings("rawtypes") |
| static class TestToken extends Token { |
| public volatile int renewCount = 0; |
| public volatile boolean cancelled = false; |
| |
| @Override |
| public long renew(Configuration conf) { |
| if (renewCount == MAX_RENEWALS) { |
| Thread.currentThread().interrupt(); |
| } else { |
| renewCount++; |
| } |
| return renewCount; |
| } |
| |
| @Override |
| public void cancel(Configuration conf) { |
| cancelled = true; |
| } |
| } |
| |
| static class TestFileSystem extends FileSystem implements |
| DelegationTokenRenewer.Renewable { |
| private Configuration mockConf = mock(Configuration.class);; |
| private TestToken testToken = new TestToken(); |
| |
| @Override |
| public Configuration getConf() { |
| return mockConf; |
| } |
| |
| @Override |
| public Token<?> getRenewToken() { |
| return testToken; |
| } |
| |
| @Override |
| public URI getUri() { |
| return null; |
| } |
| |
| @Override |
| public FSDataInputStream open(Path f, int bufferSize) throws IOException { |
| return null; |
| } |
| |
| @Override |
| public FSDataOutputStream create(Path f, FsPermission permission, |
| boolean overwrite, int bufferSize, short replication, long blockSize, |
| Progressable progress) throws IOException { |
| return null; |
| } |
| |
| @Override |
| public FSDataOutputStream append(Path f, int bufferSize, |
| Progressable progress) throws IOException { |
| return null; |
| } |
| |
| @Override |
| public boolean rename(Path src, Path dst) throws IOException { |
| return false; |
| } |
| |
| @Override |
| public boolean delete(Path f, boolean recursive) throws IOException { |
| return false; |
| } |
| |
| @Override |
| public FileStatus[] listStatus(Path f) throws FileNotFoundException, |
| IOException { |
| return null; |
| } |
| |
| @Override |
| public void setWorkingDirectory(Path new_dir) { |
| } |
| |
| @Override |
| public Path getWorkingDirectory() { |
| return null; |
| } |
| |
| @Override |
| public boolean mkdirs(Path f, FsPermission permission) throws IOException { |
| return false; |
| } |
| |
| @Override |
| public FileStatus getFileStatus(Path f) throws IOException { |
| return null; |
| } |
| |
| @Override |
| public <T extends TokenIdentifier> void setDelegationToken(Token<T> token) { |
| return; |
| } |
| } |
| |
| private DelegationTokenRenewer renewer; |
| |
| @Before |
| public void setup() { |
| DelegationTokenRenewer.renewCycle = RENEW_CYCLE; |
| renewer = DelegationTokenRenewer.getInstance(); |
| } |
| |
| @Test |
| public void testAddRemoveRenewAction() throws IOException, |
| InterruptedException { |
| TestFileSystem tfs = new TestFileSystem(); |
| renewer.addRenewAction(tfs); |
| assertEquals("FileSystem not added to DelegationTokenRenewer", 1, |
| renewer.getRenewQueueLength()); |
| |
| for (int i = 0; i < 60; i++) { |
| Thread.sleep(RENEW_CYCLE); |
| if (tfs.testToken.renewCount > 0) { |
| renewer.removeRenewAction(tfs); |
| break; |
| } |
| } |
| |
| assertTrue("Token not renewed even after 1 minute", |
| (tfs.testToken.renewCount > 0)); |
| assertEquals("FileSystem not removed from DelegationTokenRenewer", 0, |
| renewer.getRenewQueueLength()); |
| assertTrue("Token not cancelled", tfs.testToken.cancelled); |
| } |
| } |