| /** |
| * 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.hdfs; |
| |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.CommonConfigurationKeys; |
| import org.apache.hadoop.fs.FileSystem; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.fs.PathHandle; |
| import org.apache.hadoop.fs.viewfs.ConfigUtil; |
| import org.apache.hadoop.hdfs.protocol.HdfsConstants; |
| import org.apache.hadoop.test.Whitebox; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| import java.net.URI; |
| |
| public class TestViewDistributedFileSystem extends TestDistributedFileSystem{ |
| @Override |
| HdfsConfiguration getTestConfiguration() { |
| HdfsConfiguration conf = super.getTestConfiguration(); |
| conf.set("fs.hdfs.impl", ViewDistributedFileSystem.class.getName()); |
| return conf; |
| } |
| |
| @Override |
| public void testStatistics() throws IOException { |
| FileSystem.getStatistics(HdfsConstants.HDFS_URI_SCHEME, |
| ViewDistributedFileSystem.class).reset(); |
| @SuppressWarnings("unchecked") |
| ThreadLocal<FileSystem.Statistics.StatisticsData> data = |
| (ThreadLocal<FileSystem.Statistics.StatisticsData>) Whitebox |
| .getInternalState(FileSystem |
| .getStatistics(HdfsConstants.HDFS_URI_SCHEME, |
| ViewDistributedFileSystem.class), "threadData"); |
| data.set(null); |
| super.testStatistics(); |
| } |
| |
| @Test |
| public void testOpenWithPathHandle() throws Exception { |
| Configuration conf = getTestConfiguration(); |
| MiniDFSCluster cluster = null; |
| try { |
| cluster = new MiniDFSCluster.Builder(conf).numDataNodes(1).build(); |
| FileSystem fileSys = cluster.getFileSystem(); |
| Path openTestPath = new Path("/testOpen"); |
| fileSys.create(openTestPath).close(); |
| PathHandle pathHandle = |
| fileSys.getPathHandle(fileSys.getFileStatus(openTestPath)); |
| fileSys.open(pathHandle, 1024).close(); |
| } finally { |
| if (cluster != null) { |
| cluster.shutdown(); |
| } |
| } |
| } |
| |
| @Override |
| public void testEmptyDelegationToken() throws IOException { |
| Configuration conf = getTestConfiguration(); |
| MiniDFSCluster cluster = null; |
| try { |
| cluster = new MiniDFSCluster.Builder(conf).numDataNodes(0).build(); |
| URI defaultUri = |
| URI.create(conf.get(CommonConfigurationKeys.FS_DEFAULT_NAME_KEY)); |
| ConfigUtil.addLinkFallback(conf, defaultUri.getHost(), defaultUri); |
| try (FileSystem fileSys = FileSystem.get(conf)) { |
| fileSys.getDelegationToken(""); |
| } |
| } finally { |
| if (cluster != null) { |
| cluster.shutdown(); |
| } |
| } |
| } |
| } |