| /** |
| * 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 |
| * <p> |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * <p> |
| * 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.ozone.client.rpc; |
| |
| import org.apache.hadoop.conf.StorageUnit; |
| import org.apache.hadoop.hdds.HddsConfigKeys; |
| import org.apache.hadoop.hdds.client.DefaultReplicationConfig; |
| import org.apache.hadoop.hdds.client.ECReplicationConfig; |
| import org.apache.hadoop.hdds.client.RatisReplicationConfig; |
| import org.apache.hadoop.hdds.client.ReplicationConfig; |
| import org.apache.hadoop.hdds.client.ReplicationType; |
| import org.apache.hadoop.hdds.conf.OzoneConfiguration; |
| import org.apache.hadoop.hdds.protocol.DatanodeDetails; |
| import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos; |
| import org.apache.hadoop.hdds.protocol.proto.HddsProtos; |
| import org.apache.hadoop.hdds.scm.OzoneClientConfig; |
| import org.apache.hadoop.hdds.scm.cli.ContainerOperationClient; |
| import org.apache.hadoop.hdds.scm.pipeline.Pipeline; |
| import org.apache.hadoop.hdds.scm.pipeline.PipelineManager; |
| import org.apache.hadoop.ozone.MiniOzoneCluster; |
| import org.apache.hadoop.ozone.OzoneConfigKeys; |
| import org.apache.hadoop.ozone.client.BucketArgs; |
| import org.apache.hadoop.ozone.client.ObjectStore; |
| import org.apache.hadoop.ozone.client.OzoneBucket; |
| import org.apache.hadoop.ozone.client.OzoneClient; |
| import org.apache.hadoop.ozone.client.OzoneClientFactory; |
| import org.apache.hadoop.ozone.client.OzoneKey; |
| import org.apache.hadoop.ozone.client.OzoneKeyDetails; |
| import org.apache.hadoop.ozone.client.OzoneVolume; |
| import org.apache.hadoop.ozone.client.io.ECKeyOutputStream; |
| import org.apache.hadoop.ozone.client.io.KeyOutputStream; |
| import org.apache.hadoop.ozone.client.io.OzoneInputStream; |
| import org.apache.hadoop.ozone.client.io.OzoneOutputStream; |
| import org.apache.hadoop.ozone.container.TestHelper; |
| import org.apache.ozone.test.GenericTestUtils; |
| import org.junit.AfterClass; |
| import org.junit.Assert; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import java.io.IOException; |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.UUID; |
| import java.util.concurrent.TimeUnit; |
| import java.util.concurrent.TimeoutException; |
| |
| import static java.nio.charset.StandardCharsets.UTF_8; |
| import static org.apache.hadoop.hdds.scm.ScmConfigKeys.HDDS_SCM_WATCHER_TIMEOUT; |
| import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_DEADNODE_INTERVAL; |
| import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_STALENODE_INTERVAL; |
| |
| /** |
| * Tests key output stream. |
| */ |
| public class TestECKeyOutputStream { |
| private static MiniOzoneCluster cluster; |
| private static OzoneConfiguration conf = new OzoneConfiguration(); |
| private static OzoneClient client; |
| private static ObjectStore objectStore; |
| private static int chunkSize; |
| private static int flushSize; |
| private static int maxFlushSize; |
| private static int blockSize; |
| private static String volumeName; |
| private static String bucketName; |
| private static String keyString; |
| private static int dataBlocks = 3; |
| private static int inputSize = dataBlocks * chunkSize; |
| private static byte[][] inputChunks = new byte[dataBlocks][chunkSize]; |
| |
| /** |
| * Create a MiniDFSCluster for testing. |
| */ |
| @BeforeClass |
| public static void init() throws Exception { |
| chunkSize = 1024; |
| flushSize = 2 * chunkSize; |
| maxFlushSize = 2 * flushSize; |
| blockSize = 2 * maxFlushSize; |
| |
| OzoneClientConfig clientConfig = conf.getObject(OzoneClientConfig.class); |
| clientConfig.setChecksumType(ContainerProtos.ChecksumType.NONE); |
| clientConfig.setStreamBufferFlushDelay(false); |
| conf.setFromObject(clientConfig); |
| |
| conf.setTimeDuration(HDDS_SCM_WATCHER_TIMEOUT, 1000, TimeUnit.MILLISECONDS); |
| // If SCM detects dead node too quickly, then container would be moved to |
| // closed state and all in progress writes will get exception. To avoid |
| // that, we are just keeping higher timeout and none of the tests depending |
| // on deadnode detection timeout currently. |
| conf.setTimeDuration(OZONE_SCM_STALENODE_INTERVAL, 30, TimeUnit.SECONDS); |
| conf.setTimeDuration(OZONE_SCM_DEADNODE_INTERVAL, 60, TimeUnit.SECONDS); |
| conf.setTimeDuration("hdds.ratis.raft.server.rpc.slowness.timeout", 300, |
| TimeUnit.SECONDS); |
| conf.setTimeDuration( |
| "hdds.ratis.raft.server.notification.no-leader.timeout", 300, |
| TimeUnit.SECONDS); |
| conf.setQuietMode(false); |
| conf.setStorageSize(OzoneConfigKeys.OZONE_SCM_BLOCK_SIZE, 4, |
| StorageUnit.MB); |
| conf.setTimeDuration(HddsConfigKeys.HDDS_HEARTBEAT_INTERVAL, 500, |
| TimeUnit.MILLISECONDS); |
| conf.setTimeDuration(HddsConfigKeys.HDDS_CONTAINER_REPORT_INTERVAL, 1, |
| TimeUnit.SECONDS); |
| cluster = MiniOzoneCluster.newBuilder(conf).setNumDatanodes(10) |
| .setTotalPipelineNumLimit(10).setBlockSize(blockSize) |
| .setChunkSize(chunkSize).setStreamBufferFlushSize(flushSize) |
| .setStreamBufferMaxSize(maxFlushSize) |
| .setStreamBufferSizeUnit(StorageUnit.BYTES).build(); |
| cluster.waitForClusterToBeReady(); |
| client = OzoneClientFactory.getRpcClient(conf); |
| objectStore = client.getObjectStore(); |
| keyString = UUID.randomUUID().toString(); |
| volumeName = "testeckeyoutputstream"; |
| bucketName = volumeName; |
| objectStore.createVolume(volumeName); |
| objectStore.getVolume(volumeName).createBucket(bucketName); |
| initInputChunks(); |
| } |
| |
| /** |
| * Shutdown MiniDFSCluster. |
| */ |
| @AfterClass |
| public static void shutdown() { |
| if (cluster != null) { |
| cluster.shutdown(); |
| } |
| } |
| |
| @Test |
| public void testCreateKeyWithECReplicationConfig() throws Exception { |
| try (OzoneOutputStream key = TestHelper |
| .createKey(keyString, new ECReplicationConfig(3, 2, |
| ECReplicationConfig.EcCodec.RS, chunkSize), inputSize, |
| objectStore, volumeName, bucketName)) { |
| Assert.assertTrue(key.getOutputStream() instanceof ECKeyOutputStream); |
| } |
| } |
| |
| @Test |
| public void testCreateKeyWithOutBucketDefaults() throws Exception { |
| OzoneVolume volume = objectStore.getVolume(volumeName); |
| OzoneBucket bucket = volume.getBucket(bucketName); |
| try (OzoneOutputStream out = bucket.createKey("myKey", inputSize)) { |
| Assert.assertTrue(out.getOutputStream() instanceof KeyOutputStream); |
| for (int i = 0; i < inputChunks.length; i++) { |
| out.write(inputChunks[i]); |
| } |
| } |
| } |
| |
| @Test |
| public void testCreateKeyWithBucketDefaults() throws Exception { |
| String myBucket = UUID.randomUUID().toString(); |
| OzoneVolume volume = objectStore.getVolume(volumeName); |
| final BucketArgs.Builder bucketArgs = BucketArgs.newBuilder(); |
| bucketArgs.setDefaultReplicationConfig( |
| new DefaultReplicationConfig(ReplicationType.EC, |
| new ECReplicationConfig(3, 2, ECReplicationConfig.EcCodec.RS, |
| chunkSize))); |
| |
| volume.createBucket(myBucket, bucketArgs.build()); |
| OzoneBucket bucket = volume.getBucket(myBucket); |
| |
| try (OzoneOutputStream out = bucket.createKey(keyString, inputSize)) { |
| Assert.assertTrue(out.getOutputStream() instanceof ECKeyOutputStream); |
| for (int i = 0; i < inputChunks.length; i++) { |
| out.write(inputChunks[i]); |
| } |
| } |
| byte[] buf = new byte[chunkSize]; |
| try (OzoneInputStream in = bucket.readKey(keyString)) { |
| for (int i = 0; i < inputChunks.length; i++) { |
| int read = in.read(buf, 0, chunkSize); |
| Assert.assertEquals(chunkSize, read); |
| Assert.assertTrue(Arrays.equals(buf, inputChunks[i])); |
| } |
| } |
| } |
| |
| @Test |
| public void testOverwriteECKeyWithRatisKey() throws Exception { |
| String myBucket = UUID.randomUUID().toString(); |
| OzoneVolume volume = objectStore.getVolume(volumeName); |
| final BucketArgs.Builder bucketArgs = BucketArgs.newBuilder(); |
| volume.createBucket(myBucket, bucketArgs.build()); |
| OzoneBucket bucket = volume.getBucket(myBucket); |
| createKeyAndCheckReplicationConfig(keyString, bucket, |
| new ECReplicationConfig(3, 2, ECReplicationConfig.EcCodec.RS, |
| chunkSize)); |
| |
| //Overwrite with RATIS/THREE |
| createKeyAndCheckReplicationConfig(keyString, bucket, |
| RatisReplicationConfig.getInstance(HddsProtos.ReplicationFactor.THREE)); |
| |
| //Overwrite with RATIS/ONE |
| createKeyAndCheckReplicationConfig(keyString, bucket, |
| RatisReplicationConfig.getInstance(HddsProtos.ReplicationFactor.ONE)); |
| } |
| |
| @Test |
| public void testOverwriteRatisKeyWithECKey() throws Exception { |
| String myBucket = UUID.randomUUID().toString(); |
| OzoneVolume volume = objectStore.getVolume(volumeName); |
| final BucketArgs.Builder bucketArgs = BucketArgs.newBuilder(); |
| volume.createBucket(myBucket, bucketArgs.build()); |
| OzoneBucket bucket = volume.getBucket(myBucket); |
| |
| createKeyAndCheckReplicationConfig(keyString, bucket, |
| RatisReplicationConfig.getInstance(HddsProtos.ReplicationFactor.THREE)); |
| // Overwrite with EC key |
| createKeyAndCheckReplicationConfig(keyString, bucket, |
| new ECReplicationConfig(3, 2, ECReplicationConfig.EcCodec.RS, |
| chunkSize)); |
| } |
| |
| private void createKeyAndCheckReplicationConfig(String keyName, |
| OzoneBucket bucket, ReplicationConfig replicationConfig) |
| throws IOException { |
| try (OzoneOutputStream out = bucket |
| .createKey(keyName, inputSize, replicationConfig, new HashMap<>())) { |
| for (int i = 0; i < inputChunks.length; i++) { |
| out.write(inputChunks[i]); |
| } |
| } |
| OzoneKeyDetails key = bucket.getKey(keyName); |
| Assert.assertEquals(replicationConfig, key.getReplicationConfig()); |
| } |
| |
| @Test |
| public void testCreateRatisKeyAndWithECBucketDefaults() throws Exception { |
| OzoneBucket bucket = getOzoneBucket(); |
| try (OzoneOutputStream out = bucket.createKey( |
| "testCreateRatisKeyAndWithECBucketDefaults", 2000, |
| RatisReplicationConfig.getInstance(HddsProtos.ReplicationFactor.THREE), |
| new HashMap<>())) { |
| Assert.assertTrue(out.getOutputStream() instanceof KeyOutputStream); |
| for (int i = 0; i < inputChunks.length; i++) { |
| out.write(inputChunks[i]); |
| } |
| } |
| } |
| |
| @Test |
| public void test13ChunksInSingleWriteOp() throws IOException { |
| testMultipleChunksInSingleWriteOp(13); |
| } |
| |
| @Test |
| public void testChunksInSingleWriteOpWithOffset() throws IOException { |
| testMultipleChunksInSingleWriteOp(11, 25, 19); |
| } |
| |
| @Test |
| public void test15ChunksInSingleWriteOp() throws IOException { |
| testMultipleChunksInSingleWriteOp(15); |
| } |
| |
| @Test |
| public void test20ChunksInSingleWriteOp() throws IOException { |
| testMultipleChunksInSingleWriteOp(20); |
| } |
| |
| @Test |
| public void test21ChunksInSingleWriteOp() throws IOException { |
| testMultipleChunksInSingleWriteOp(21); |
| } |
| |
| private void testMultipleChunksInSingleWriteOp(int offset, |
| int bufferChunks, int numChunks) |
| throws IOException { |
| byte[] inputData = getInputBytes(offset, bufferChunks, numChunks); |
| final OzoneBucket bucket = getOzoneBucket(); |
| String keyName = |
| String.format("testMultipleChunksInSingleWriteOpOffset" + |
| "%dBufferChunks%dNumChunks", offset, bufferChunks, |
| numChunks); |
| try (OzoneOutputStream out = bucket.createKey(keyName, 4096, |
| new ECReplicationConfig(3, 2, ECReplicationConfig.EcCodec.RS, |
| chunkSize), new HashMap<>())) { |
| out.write(inputData, offset, numChunks * chunkSize); |
| } |
| |
| validateContent(offset, numChunks * chunkSize, inputData, bucket, |
| bucket.getKey(keyName)); |
| } |
| |
| private void testMultipleChunksInSingleWriteOp(int numChunks) |
| throws IOException { |
| testMultipleChunksInSingleWriteOp(0, numChunks, numChunks); |
| } |
| |
| @Test |
| public void testECContainerKeysCountAndNumContainerReplicas() |
| throws IOException, InterruptedException, TimeoutException { |
| byte[] inputData = getInputBytes(1); |
| final OzoneBucket bucket = getOzoneBucket(); |
| ContainerOperationClient containerOperationClient = |
| new ContainerOperationClient(conf); |
| |
| ECReplicationConfig repConfig = new ECReplicationConfig( |
| 3, 2, ECReplicationConfig.EcCodec.RS, chunkSize); |
| // Close all EC pipelines so we must get a fresh pipeline and hence |
| // container for this test. |
| PipelineManager pm = |
| cluster.getStorageContainerManager().getPipelineManager(); |
| for (Pipeline p : pm.getPipelines(repConfig)) { |
| pm.closePipeline(p, true); |
| } |
| |
| String keyName = UUID.randomUUID().toString(); |
| try (OzoneOutputStream out = bucket.createKey(keyName, 4096, |
| repConfig, new HashMap<>())) { |
| out.write(inputData); |
| } |
| OzoneKeyDetails key = bucket.getKey(keyName); |
| long currentKeyContainerID = |
| key.getOzoneKeyLocations().get(0).getContainerID(); |
| |
| GenericTestUtils.waitFor(() -> { |
| try { |
| return (containerOperationClient.getContainer(currentKeyContainerID) |
| .getNumberOfKeys() == 1) && (containerOperationClient |
| .getContainerReplicas(currentKeyContainerID).size() == 5); |
| } catch (IOException exception) { |
| Assert.fail("Unexpected exception " + exception); |
| return false; |
| } |
| }, 100, 10000); |
| validateContent(inputData, bucket, key); |
| } |
| |
| private void validateContent(byte[] inputData, OzoneBucket bucket, |
| OzoneKey key) throws IOException { |
| validateContent(0, inputData.length, inputData, bucket, key); |
| } |
| |
| private void validateContent(int offset, int length, byte[] inputData, |
| OzoneBucket bucket, |
| OzoneKey key) throws IOException { |
| try (OzoneInputStream is = bucket.readKey(key.getName())) { |
| byte[] fileContent = new byte[length]; |
| Assert.assertEquals(length, is.read(fileContent)); |
| Assert.assertEquals(new String(Arrays.copyOfRange(inputData, offset, |
| offset + length), UTF_8), |
| new String(fileContent, UTF_8)); |
| } |
| } |
| |
| private OzoneBucket getOzoneBucket() throws IOException { |
| String myBucket = UUID.randomUUID().toString(); |
| OzoneVolume volume = objectStore.getVolume(volumeName); |
| final BucketArgs.Builder bucketArgs = BucketArgs.newBuilder(); |
| bucketArgs.setDefaultReplicationConfig( |
| new DefaultReplicationConfig(ReplicationType.EC, |
| new ECReplicationConfig(3, 2, ECReplicationConfig.EcCodec.RS, |
| chunkSize))); |
| |
| volume.createBucket(myBucket, bucketArgs.build()); |
| return volume.getBucket(myBucket); |
| } |
| |
| private static void initInputChunks() { |
| for (int i = 0; i < dataBlocks; i++) { |
| inputChunks[i] = getBytesWith(i + 1, chunkSize); |
| } |
| } |
| |
| private static byte[] getBytesWith(int singleDigitNumber, int total) { |
| StringBuilder builder = new StringBuilder(singleDigitNumber); |
| for (int i = 1; i <= total; i++) { |
| builder.append(singleDigitNumber); |
| } |
| return builder.toString().getBytes(UTF_8); |
| } |
| |
| @Test |
| public void testWriteShouldSucceedWhenDNKilled() throws Exception { |
| int numChunks = 3; |
| byte[] inputData = getInputBytes(numChunks); |
| final OzoneBucket bucket = getOzoneBucket(); |
| String keyName = "testWriteShouldSucceedWhenDNKilled" + numChunks; |
| DatanodeDetails nodeToKill = null; |
| try { |
| try (OzoneOutputStream out = bucket.createKey(keyName, 1024, |
| new ECReplicationConfig(3, 2, ECReplicationConfig.EcCodec.RS, |
| chunkSize), new HashMap<>())) { |
| out.write(inputData); |
| // Kill a node from first pipeline |
| nodeToKill = |
| ((ECKeyOutputStream) out.getOutputStream()).getStreamEntries() |
| .get(0).getPipeline().getFirstNode(); |
| cluster.shutdownHddsDatanode(nodeToKill); |
| |
| out.write(inputData); |
| // Check the second blockGroup pipeline to make sure that the failed not |
| // is not selected. |
| Assert.assertFalse( |
| ((ECKeyOutputStream) out.getOutputStream()).getStreamEntries() |
| .get(1).getPipeline().getNodes().contains(nodeToKill)); |
| } |
| |
| try (OzoneInputStream is = bucket.readKey(keyName)) { |
| // We wrote "inputData" twice, so do two reads and ensure the correct |
| // data comes back. |
| for (int i = 0; i < 2; i++) { |
| byte[] fileContent = new byte[inputData.length]; |
| Assert.assertEquals(inputData.length, is.read(fileContent)); |
| Assert.assertEquals(new String(inputData, UTF_8), |
| new String(fileContent, UTF_8)); |
| } |
| } |
| } finally { |
| cluster.restartHddsDatanode(nodeToKill, true); |
| } |
| } |
| |
| private byte[] getInputBytes(int numChunks) { |
| return getInputBytes(0, numChunks, numChunks); |
| } |
| |
| private byte[] getInputBytes(int offset, int bufferChunks, int numChunks) { |
| byte[] inputData = new byte[offset + bufferChunks * chunkSize]; |
| for (int i = 0; i < numChunks; i++) { |
| int start = offset + (i * chunkSize); |
| Arrays.fill(inputData, start, start + chunkSize - 1, |
| String.valueOf(i % 9).getBytes(UTF_8)[0]); |
| } |
| return inputData; |
| } |
| |
| } |