HADOOP-9361: Strictly define FileSystem APIs - HDFS portion
git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1607623 13f79535-47bb-0310-9956-ffa450edef68
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@ -17,6 +17,7 @@
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*/
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package org.apache.hadoop.hdfs;
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import java.io.EOFException;
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import java.io.IOException;
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import java.net.InetSocketAddress;
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import java.nio.ByteBuffer;
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@ -1373,10 +1374,10 @@ implements ByteBufferReadable, CanSetDropBehind, CanSetReadahead,
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@Override
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public synchronized void seek(long targetPos) throws IOException {
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if (targetPos > getFileLength()) {
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throw new IOException("Cannot seek after EOF");
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throw new EOFException("Cannot seek after EOF");
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}
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if (targetPos < 0) {
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throw new IOException("Cannot seek to negative offset");
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throw new EOFException("Cannot seek to negative offset");
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}
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if (closed) {
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throw new IOException("Stream is closed!");
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@ -0,0 +1,96 @@
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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.fs.contract.hdfs;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.FileSystem;
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import org.apache.hadoop.fs.Path;
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import org.apache.hadoop.fs.contract.AbstractFSContract;
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import org.apache.hadoop.fs.contract.AbstractFSContractTestBase;
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import org.apache.hadoop.fs.contract.ContractOptions;
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import org.apache.hadoop.hdfs.DFSConfigKeys;
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import org.apache.hadoop.hdfs.HdfsConfiguration;
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import org.apache.hadoop.hdfs.MiniDFSCluster;
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import org.junit.Assert;
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import java.io.IOException;
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/**
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* The contract of HDFS
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* This changes its feature set from platform for platform -the default
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* set is updated during initialization.
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*/
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public class HDFSContract extends AbstractFSContract {
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public static final String CONTRACT_HDFS_XML = "contract/hdfs.xml";
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public static final int BLOCK_SIZE = AbstractFSContractTestBase.TEST_FILE_LEN;
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private static MiniDFSCluster cluster;
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public HDFSContract(Configuration conf) {
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super(conf);
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//insert the base features
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addConfResource(CONTRACT_HDFS_XML);
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}
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public static void createCluster() throws IOException {
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HdfsConfiguration conf = new HdfsConfiguration();
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conf.addResource(CONTRACT_HDFS_XML);
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//hack in a 256 byte block size
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conf.setInt(DFSConfigKeys.DFS_BLOCK_SIZE_KEY, BLOCK_SIZE);
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cluster =
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new MiniDFSCluster.Builder(conf).numDataNodes(2).build();
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cluster.waitClusterUp();
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}
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public static void destroyCluster() throws IOException {
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if (cluster != null) {
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cluster.shutdown();
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}
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}
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public static MiniDFSCluster getCluster() {
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return cluster;
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}
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@Override
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public void init() throws IOException {
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super.init();
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Assert.assertTrue("contract options not loaded",
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isSupported(ContractOptions.IS_CASE_SENSITIVE, false));
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}
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@Override
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public FileSystem getTestFileSystem() throws IOException {
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//assumes cluster is not null
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Assert.assertNotNull("cluster not created", cluster);
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return cluster.getFileSystem();
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}
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@Override
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public String getScheme() {
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return "hdfs";
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}
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@Override
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public Path getTestPath() {
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Path path = new Path("/test");
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return path;
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}
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}
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@ -0,0 +1,56 @@
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/*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* 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. See accompanying LICENSE file.
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*/
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package org.apache.hadoop.fs.contract.hdfs;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.contract.AbstractContractAppendTest;
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import org.apache.hadoop.fs.contract.AbstractFSContract;
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import org.apache.hadoop.fs.contract.ContractTestUtils;
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import org.junit.AfterClass;
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import org.junit.BeforeClass;
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import java.io.FileNotFoundException;
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import java.io.IOException;
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public class TestHDFSContractAppend extends AbstractContractAppendTest {
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@BeforeClass
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public static void createCluster() throws IOException {
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HDFSContract.createCluster();
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}
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@AfterClass
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public static void teardownCluster() throws IOException {
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HDFSContract.destroyCluster();
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}
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@Override
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protected AbstractFSContract createContract(Configuration conf) {
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return new HDFSContract(conf);
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}
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@Override
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public void testRenameFileBeingAppended() throws Throwable {
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try {
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super.testRenameFileBeingAppended();
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fail("Expected a FileNotFoundException");
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} catch (FileNotFoundException e) {
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// downgrade
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ContractTestUtils.downgrade("Renaming an open file" +
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"still creates the old path", e);
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}
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}
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}
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@ -0,0 +1,50 @@
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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.fs.contract.hdfs;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.contract.AbstractContractConcatTest;
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import org.apache.hadoop.fs.contract.AbstractFSContract;
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import org.junit.AfterClass;
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import org.junit.BeforeClass;
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import java.io.IOException;
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/**
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* Test dir operations on a the local FS.
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*/
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public class TestHDFSContractConcat extends AbstractContractConcatTest {
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@BeforeClass
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public static void createCluster() throws IOException {
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HDFSContract.createCluster();
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// perform a simple operation on the cluster to verify it is up
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HDFSContract.getCluster().getFileSystem().getDefaultBlockSize();
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}
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@AfterClass
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public static void teardownCluster() throws IOException {
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HDFSContract.destroyCluster();
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}
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@Override
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protected AbstractFSContract createContract(Configuration conf) {
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return new HDFSContract(conf);
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}
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}
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@ -0,0 +1,45 @@
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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.fs.contract.hdfs;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.contract.AbstractContractCreateTest;
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import org.apache.hadoop.fs.contract.AbstractFSContract;
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import org.junit.AfterClass;
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import org.junit.BeforeClass;
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import java.io.IOException;
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public class TestHDFSContractCreate extends AbstractContractCreateTest {
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@BeforeClass
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public static void createCluster() throws IOException {
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HDFSContract.createCluster();
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}
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@AfterClass
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public static void teardownCluster() throws IOException {
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HDFSContract.destroyCluster();
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}
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@Override
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protected AbstractFSContract createContract(Configuration conf) {
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return new HDFSContract(conf);
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}
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}
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@ -0,0 +1,48 @@
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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.fs.contract.hdfs;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.contract.AbstractContractDeleteTest;
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import org.apache.hadoop.fs.contract.AbstractFSContract;
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import org.junit.AfterClass;
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import org.junit.BeforeClass;
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import java.io.IOException;
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/**
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* Test dir operations on a the local FS.
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*/
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public class TestHDFSContractDelete extends AbstractContractDeleteTest {
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@BeforeClass
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public static void createCluster() throws IOException {
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HDFSContract.createCluster();
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}
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@AfterClass
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public static void teardownCluster() throws IOException {
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HDFSContract.destroyCluster();
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}
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@Override
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protected AbstractFSContract createContract(Configuration conf) {
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return new HDFSContract(conf);
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}
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}
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@ -0,0 +1,48 @@
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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
|
||||
* 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
|
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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.fs.contract.hdfs;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.contract.AbstractContractMkdirTest;
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import org.apache.hadoop.fs.contract.AbstractFSContract;
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import org.junit.AfterClass;
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import org.junit.BeforeClass;
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import java.io.IOException;
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/**
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* Test dir operations on a the local FS.
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*/
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public class TestHDFSContractMkdir extends AbstractContractMkdirTest {
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@BeforeClass
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public static void createCluster() throws IOException {
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HDFSContract.createCluster();
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}
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@AfterClass
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public static void teardownCluster() throws IOException {
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HDFSContract.destroyCluster();
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}
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@Override
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protected AbstractFSContract createContract(Configuration conf) {
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return new HDFSContract(conf);
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}
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}
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@ -0,0 +1,48 @@
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/*
|
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* 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.
|
||||
*/
|
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package org.apache.hadoop.fs.contract.hdfs;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.fs.contract.AbstractContractOpenTest;
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import org.apache.hadoop.fs.contract.AbstractFSContract;
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import org.junit.AfterClass;
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import org.junit.BeforeClass;
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import java.io.IOException;
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/**
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* Test dir operations on a the local FS.
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*/
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public class TestHDFSContractOpen extends AbstractContractOpenTest {
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@BeforeClass
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public static void createCluster() throws IOException {
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HDFSContract.createCluster();
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}
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@AfterClass
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public static void teardownCluster() throws IOException {
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HDFSContract.destroyCluster();
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}
|
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|
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@Override
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protected AbstractFSContract createContract(Configuration conf) {
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return new HDFSContract(conf);
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}
|
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}
|
|
@ -0,0 +1,45 @@
|
|||
/*
|
||||
* 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.contract.hdfs;
|
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|
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import org.apache.hadoop.conf.Configuration;
|
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import org.apache.hadoop.fs.contract.AbstractContractRenameTest;
|
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import org.apache.hadoop.fs.contract.AbstractFSContract;
|
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import org.junit.AfterClass;
|
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import org.junit.BeforeClass;
|
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|
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import java.io.IOException;
|
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public class TestHDFSContractRename extends AbstractContractRenameTest {
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|
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@BeforeClass
|
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public static void createCluster() throws IOException {
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HDFSContract.createCluster();
|
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}
|
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|
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@AfterClass
|
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public static void teardownCluster() throws IOException {
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HDFSContract.destroyCluster();
|
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}
|
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|
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@Override
|
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protected AbstractFSContract createContract(Configuration conf) {
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return new HDFSContract(conf);
|
||||
}
|
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}
|
|
@ -0,0 +1,49 @@
|
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/*
|
||||
* 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.contract.hdfs;
|
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|
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import org.apache.hadoop.conf.Configuration;
|
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import org.apache.hadoop.fs.contract.AbstractContractRootDirectoryTest;
|
||||
import org.apache.hadoop.fs.contract.AbstractFSContract;
|
||||
import org.junit.AfterClass;
|
||||
import org.junit.BeforeClass;
|
||||
|
||||
import java.io.IOException;
|
||||
|
||||
/**
|
||||
* Test dir operations on a the local FS.
|
||||
*/
|
||||
public class TestHDFSContractRootDirectory extends
|
||||
AbstractContractRootDirectoryTest {
|
||||
|
||||
@BeforeClass
|
||||
public static void createCluster() throws IOException {
|
||||
HDFSContract.createCluster();
|
||||
}
|
||||
|
||||
@AfterClass
|
||||
public static void teardownCluster() throws IOException {
|
||||
HDFSContract.destroyCluster();
|
||||
}
|
||||
|
||||
@Override
|
||||
protected AbstractFSContract createContract(Configuration conf) {
|
||||
return new HDFSContract(conf);
|
||||
}
|
||||
}
|
|
@ -0,0 +1,49 @@
|
|||
/*
|
||||
* 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.contract.hdfs;
|
||||
|
||||
import org.apache.hadoop.conf.Configuration;
|
||||
import org.apache.hadoop.fs.contract.AbstractContractSeekTest;
|
||||
import org.apache.hadoop.fs.contract.AbstractFSContract;
|
||||
import org.junit.AfterClass;
|
||||
import org.junit.BeforeClass;
|
||||
|
||||
import java.io.IOException;
|
||||
|
||||
/**
|
||||
* Test dir operations on a the local FS.
|
||||
*/
|
||||
public class TestHDFSContractSeek extends AbstractContractSeekTest {
|
||||
|
||||
@BeforeClass
|
||||
public static void createCluster() throws IOException {
|
||||
HDFSContract.createCluster();
|
||||
}
|
||||
|
||||
@AfterClass
|
||||
public static void teardownCluster() throws IOException {
|
||||
HDFSContract.destroyCluster();
|
||||
}
|
||||
|
||||
|
||||
@Override
|
||||
protected AbstractFSContract createContract(Configuration conf) {
|
||||
return new HDFSContract(conf);
|
||||
}
|
||||
}
|
|
@ -0,0 +1,94 @@
|
|||
<!--
|
||||
~ 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.
|
||||
-->
|
||||
|
||||
<configuration>
|
||||
<!--
|
||||
Here are most of the HDFS contract options.
|
||||
-->
|
||||
|
||||
<property>
|
||||
<name>fs.contract.test.root-tests-enabled</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.file.contract.test.random-seek-count</name>
|
||||
<value>500</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.is-case-sensitive</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.supports-append</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.supports-atomic-directory-delete</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.supports-atomic-rename</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.supports-block-locality</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.supports-concat</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.supports-seek</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.rejects-seek-past-eof</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.supports-strict-exceptions</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.supports-unix-permissions</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.rename-returns-false-if-dest-exists</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
<property>
|
||||
<name>fs.contract.rename-returns-false-if-source-missing</name>
|
||||
<value>true</value>
|
||||
</property>
|
||||
|
||||
</configuration>
|
Loading…
Reference in New Issue