| /* |
| * 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.azure; |
| |
| import com.microsoft.azure.storage.blob.BlockEntry; |
| import org.apache.commons.lang.RandomStringUtils; |
| import org.apache.hadoop.conf.Configuration; |
| import org.apache.hadoop.fs.FSDataOutputStream; |
| import org.apache.hadoop.fs.Path; |
| import org.apache.hadoop.fs.contract.ContractTestUtils; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.OutputStream; |
| import java.net.URI; |
| import java.util.List; |
| |
| /** |
| * Test class that runs WASB block compaction process for block blobs. |
| */ |
| |
| public class TestNativeAzureFileSystemBlockCompaction extends AbstractWasbTestBase { |
| |
| private static final String TEST_FILE = "/user/active/test.dat"; |
| private static final Path TEST_PATH = new Path(TEST_FILE); |
| |
| private static final String TEST_FILE_NORMAL = "/user/normal/test.dat"; |
| private static final Path TEST_PATH_NORMAL = new Path(TEST_FILE_NORMAL); |
| |
| private AzureBlobStorageTestAccount testAccount = null; |
| |
| @Before |
| public void setUp() throws Exception { |
| super.setUp(); |
| testAccount = createTestAccount(); |
| fs = testAccount.getFileSystem(); |
| Configuration conf = fs.getConf(); |
| conf.setBoolean(NativeAzureFileSystem.APPEND_SUPPORT_ENABLE_PROPERTY_NAME, true); |
| conf.set(AzureNativeFileSystemStore.KEY_BLOCK_BLOB_WITH_COMPACTION_DIRECTORIES, "/user/active"); |
| URI uri = fs.getUri(); |
| fs.initialize(uri, conf); |
| } |
| |
| /* |
| * Helper method that creates test data of size provided by the |
| * "size" parameter. |
| */ |
| private static byte[] getTestData(int size) { |
| byte[] testData = new byte[size]; |
| System.arraycopy(RandomStringUtils.randomAlphabetic(size).getBytes(), 0, testData, 0, size); |
| return testData; |
| } |
| |
| @Override |
| protected AzureBlobStorageTestAccount createTestAccount() throws Exception { |
| return AzureBlobStorageTestAccount.create(); |
| } |
| |
| private BlockBlobAppendStream getBlockBlobAppendStream(FSDataOutputStream appendStream) { |
| SyncableDataOutputStream dataOutputStream = null; |
| |
| if (appendStream.getWrappedStream() instanceof NativeAzureFileSystem.NativeAzureFsOutputStream) { |
| NativeAzureFileSystem.NativeAzureFsOutputStream fsOutputStream = |
| (NativeAzureFileSystem.NativeAzureFsOutputStream) appendStream.getWrappedStream(); |
| |
| dataOutputStream = (SyncableDataOutputStream) fsOutputStream.getOutStream(); |
| } |
| |
| if (appendStream.getWrappedStream() instanceof SyncableDataOutputStream) { |
| dataOutputStream = (SyncableDataOutputStream) appendStream.getWrappedStream(); |
| } |
| |
| Assert.assertNotNull("Did not recognize " + dataOutputStream, |
| dataOutputStream); |
| |
| return (BlockBlobAppendStream) dataOutputStream.getOutStream(); |
| } |
| |
| private void verifyBlockList(BlockBlobAppendStream blockBlobStream, |
| int[] testData) throws Throwable { |
| List<BlockEntry> blockList = blockBlobStream.getBlockList(); |
| Assert.assertEquals("Block list length", testData.length, blockList.size()); |
| |
| int i = 0; |
| for (BlockEntry block: blockList) { |
| Assert.assertTrue(block.getSize() == testData[i++]); |
| } |
| } |
| |
| private void appendBlockList(FSDataOutputStream fsStream, |
| ByteArrayOutputStream memStream, |
| int[] testData) throws Throwable { |
| |
| for (int d: testData) { |
| byte[] data = getTestData(d); |
| memStream.write(data); |
| fsStream.write(data); |
| } |
| fsStream.hflush(); |
| } |
| |
| @Test |
| public void testCompactionDisabled() throws Throwable { |
| |
| try (FSDataOutputStream appendStream = fs.create(TEST_PATH_NORMAL)) { |
| |
| // testing new file |
| |
| SyncableDataOutputStream dataOutputStream = null; |
| |
| OutputStream wrappedStream = appendStream.getWrappedStream(); |
| if (wrappedStream instanceof NativeAzureFileSystem.NativeAzureFsOutputStream) { |
| NativeAzureFileSystem.NativeAzureFsOutputStream fsOutputStream = |
| (NativeAzureFileSystem.NativeAzureFsOutputStream) wrappedStream; |
| |
| dataOutputStream = (SyncableDataOutputStream) fsOutputStream.getOutStream(); |
| } else if (wrappedStream instanceof SyncableDataOutputStream) { |
| dataOutputStream = (SyncableDataOutputStream) wrappedStream; |
| } else { |
| Assert.fail("Unable to determine type of " + wrappedStream |
| + " class of " + wrappedStream.getClass()); |
| } |
| |
| Assert.assertFalse("Data output stream is a BlockBlobAppendStream: " |
| + dataOutputStream, |
| dataOutputStream.getOutStream() instanceof BlockBlobAppendStream); |
| |
| } |
| } |
| |
| @Test |
| public void testCompaction() throws Throwable { |
| |
| final int n2 = 2; |
| final int n4 = 4; |
| final int n10 = 10; |
| final int n12 = 12; |
| final int n14 = 14; |
| final int n16 = 16; |
| |
| final int maxBlockSize = 16; |
| final int compactionBlockCount = 4; |
| |
| ByteArrayOutputStream memStream = new ByteArrayOutputStream(); |
| |
| try (FSDataOutputStream appendStream = fs.create(TEST_PATH)) { |
| |
| // test new file |
| |
| BlockBlobAppendStream blockBlobStream = getBlockBlobAppendStream(appendStream); |
| blockBlobStream.setMaxBlockSize(maxBlockSize); |
| blockBlobStream.setCompactionBlockCount(compactionBlockCount); |
| |
| appendBlockList(appendStream, memStream, new int[]{n2}); |
| verifyBlockList(blockBlobStream, new int[]{n2}); |
| |
| appendStream.hflush(); |
| verifyBlockList(blockBlobStream, new int[]{n2}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, new int[]{n2, n4}); |
| |
| appendStream.hsync(); |
| verifyBlockList(blockBlobStream, new int[]{n2, n4}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, new int[]{n2, n4, n4}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, new int[]{n2, n4, n4, n4}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, new int[]{n14, n4}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, new int[]{n14, n4, n4}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, new int[]{n14, n4, n4, n4}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n2, n4, n4}); |
| verifyBlockList(blockBlobStream, new int[]{n14, n12, n10}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, new int[]{n14, n12, n10, n4}); |
| |
| appendBlockList(appendStream, memStream, |
| new int[]{n4, n4, n4, n4}); |
| verifyBlockList(blockBlobStream, |
| new int[]{n14, n12, n14, n16}); |
| |
| appendBlockList(appendStream, memStream, |
| new int[]{n4, n4, n4, n4, n4}); |
| verifyBlockList(blockBlobStream, |
| new int[]{n14, n12, n14, n16, n16, n4}); |
| |
| appendBlockList(appendStream, memStream, |
| new int[]{n4}); |
| verifyBlockList(blockBlobStream, |
| new int[]{n14, n12, n14, n16, n16, n4, n4}); |
| |
| appendBlockList(appendStream, memStream, |
| new int[]{n4}); |
| verifyBlockList(blockBlobStream, |
| new int[]{n14, n12, n14, n16, n16, n4, n4, n4}); |
| |
| appendBlockList(appendStream, memStream, |
| new int[]{n4}); |
| verifyBlockList(blockBlobStream, |
| new int[]{n14, n12, n14, n16, n16, n4, n4, n4, n4}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| |
| appendStream.close(); |
| |
| ContractTestUtils.verifyFileContents(fs, TEST_PATH, memStream.toByteArray()); |
| } |
| |
| try (FSDataOutputStream appendStream = fs.append(TEST_PATH)) { |
| |
| // test existing file |
| |
| BlockBlobAppendStream blockBlobStream = getBlockBlobAppendStream(appendStream); |
| blockBlobStream.setMaxBlockSize(maxBlockSize); |
| blockBlobStream.setCompactionBlockCount(compactionBlockCount); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, |
| new int[]{n14, n12, n14, n16, n16, n16, n4, n4}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, |
| new int[]{n14, n12, n14, n16, n16, n16, n4, n4, n4}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, |
| new int[]{n14, n12, n14, n16, n16, n16, n4, n4, n4, n4}); |
| |
| appendBlockList(appendStream, memStream, new int[]{n4}); |
| verifyBlockList(blockBlobStream, |
| new int[]{n14, n12, n14, n16, n16, n16, n16, n4}); |
| |
| appendStream.close(); |
| |
| ContractTestUtils.verifyFileContents(fs, TEST_PATH, memStream.toByteArray()); |
| } |
| } |
| } |