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HDDS-1395. Key write fails with BlockOutputStream has been closed exception (#749). Contributed by Shashikant Banerjee

This commit is contained in:
Shashikant Banerjee 2019-05-08 01:00:10 +05:30
parent 01451a57de
commit 7f0e2c67e0
17 changed files with 1196 additions and 579 deletions
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16
hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java
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@ -29,6 +29,7 @@ import io.opentracing.util.GlobalTracer;
import org.apache.hadoop.util.Time;
import org.apache.ratis.grpc.GrpcTlsConfig;
import org.apache.ratis.proto.RaftProtos;
import org.apache.ratis.protocol.GroupMismatchException;
import org.apache.ratis.protocol.RaftRetryFailureException;
import org.apache.ratis.retry.RetryPolicy;
import org.apache.ratis.thirdparty.com.google.protobuf
@ -69,7 +70,8 @@ import java.util.stream.Collectors;
* The underlying RPC mechanism can be chosen via the constructor.
*/
public final class XceiverClientRatis extends XceiverClientSpi {
static final Logger LOG = LoggerFactory.getLogger(XceiverClientRatis.class);
public static final Logger LOG =
LoggerFactory.getLogger(XceiverClientRatis.class);
public static XceiverClientRatis newXceiverClientRatis(
org.apache.hadoop.hdds.scm.pipeline.Pipeline pipeline,
@ -248,13 +250,17 @@ public final class XceiverClientRatis extends XceiverClientSpi {
return clientReply;
}
LOG.debug("commit index : {} watch timeout : {}", index, timeout);
CompletableFuture<RaftClientReply> replyFuture = getClient()
.sendWatchAsync(index, RaftProtos.ReplicationLevel.ALL_COMMITTED);
RaftClientReply reply;
try {
CompletableFuture<RaftClientReply> replyFuture = getClient()
.sendWatchAsync(index, RaftProtos.ReplicationLevel.ALL_COMMITTED);
replyFuture.get(timeout, TimeUnit.MILLISECONDS);
} catch (TimeoutException toe) {
LOG.warn("3 way commit failed ", toe);
} catch (Exception e) {
Throwable t = HddsClientUtils.checkForException(e);
LOG.warn("3 way commit failed ", e);
if (t instanceof GroupMismatchException) {
throw e;
}
reply = getClient()
.sendWatchAsync(index, RaftProtos.ReplicationLevel.MAJORITY_COMMITTED)
.get(timeout, TimeUnit.MILLISECONDS);

70
hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/client/HddsClientUtils.java
View File

@ -28,8 +28,11 @@ import org.apache.hadoop.hdds.protocol.SCMSecurityProtocol;
import org.apache.hadoop.hdds.protocolPB.SCMSecurityProtocolClientSideTranslatorPB;
import org.apache.hadoop.hdds.protocolPB.SCMSecurityProtocolPB;
import org.apache.hadoop.hdds.scm.ScmConfigKeys;
import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerNotOpenException;
import org.apache.hadoop.hdds.scm.protocol.ScmBlockLocationProtocol;
import org.apache.hadoop.hdds.scm.protocolPB.ScmBlockLocationProtocolPB;
import org.apache.hadoop.io.retry.RetryPolicies;
import org.apache.hadoop.io.retry.RetryPolicy;
import org.apache.hadoop.ipc.Client;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.RPC;
@ -40,6 +43,10 @@ import org.apache.hadoop.security.UserGroupInformation;
import org.apache.http.client.config.RequestConfig;
import org.apache.http.impl.client.CloseableHttpClient;
import org.apache.http.impl.client.HttpClients;
import org.apache.ratis.protocol.AlreadyClosedException;
import org.apache.ratis.protocol.GroupMismatchException;
import org.apache.ratis.protocol.NotReplicatedException;
import org.apache.ratis.protocol.RaftRetryFailureException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -50,8 +57,12 @@ import java.time.Instant;
import java.time.ZoneId;
import java.time.ZonedDateTime;
import java.time.format.DateTimeFormatter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
/**
* Utility methods for Ozone and Container Clients.
@ -72,6 +83,18 @@ public final class HddsClientUtils {
private HddsClientUtils() {
}
private static final List<Class<? extends Exception>> EXCEPTION_LIST =
new ArrayList<Class<? extends Exception>>() {{
add(TimeoutException.class);
add(ContainerNotOpenException.class);
add(RaftRetryFailureException.class);
add(AlreadyClosedException.class);
add(GroupMismatchException.class);
// Not Replicated Exception will be thrown if watch For commit
// does not succeed
add(NotReplicatedException.class);
}};
/**
* Date format that used in ozone. Here the format is thread safe to use.
*/
@ -290,4 +313,49 @@ public final class HddsClientUtils {
Client.getRpcTimeout(conf)));
return scmSecurityClient;
}
public static Throwable checkForException(Exception e) throws IOException {
Throwable t = e;
while (t != null) {
for (Class<? extends Exception> cls : getExceptionList()) {
if (cls.isInstance(t)) {
return t;
}
}
t = t.getCause();
}
throw e instanceof IOException ? (IOException)e : new IOException(e);
}
public static RetryPolicy createRetryPolicy(int maxRetryCount,
long retryInterval) {
// retry with fixed sleep between retries
return RetryPolicies.retryUpToMaximumCountWithFixedSleep(
maxRetryCount, retryInterval, TimeUnit.MILLISECONDS);
}
public static Map<Class<? extends Throwable>,
RetryPolicy> getRetryPolicyByException(int maxRetryCount,
long retryInterval) {
Map<Class<? extends Throwable>, RetryPolicy> policyMap = new HashMap<>();
for (Class<? extends Exception> ex : EXCEPTION_LIST) {
if (ex == TimeoutException.class
|| ex == RaftRetryFailureException.class) {
// retry without sleep
policyMap.put(ex, createRetryPolicy(maxRetryCount, 0));
} else {
// retry with fixed sleep between retries
policyMap.put(ex, createRetryPolicy(maxRetryCount, retryInterval));
}
}
// Default retry policy
policyMap
.put(Exception.class, createRetryPolicy(maxRetryCount, retryInterval));
return policyMap;
}
public static List<Class<? extends Exception>> getExceptionList() {
return EXCEPTION_LIST;
}
}

13
hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockOutputStream.java
View File

@ -80,7 +80,7 @@ public class BlockOutputStream extends OutputStream {
public static final Logger LOG =
LoggerFactory.getLogger(BlockOutputStream.class);
private BlockID blockID;
private volatile BlockID blockID;
private final String key;
private final String traceID;
private final BlockData.Builder containerBlockData;
@ -574,7 +574,7 @@ public class BlockOutputStream extends OutputStream {
* @throws IOException if stream is closed
*/
private void checkOpen() throws IOException {
if (xceiverClient == null) {
if (isClosed()) {
throw new IOException("BlockOutputStream has been closed.");
} else if (getIoException() != null) {
adjustBuffersOnException();
@ -582,6 +582,10 @@ public class BlockOutputStream extends OutputStream {
}
}
public boolean isClosed() {
return xceiverClient == null;
}
/**
* Writes buffered data as a new chunk to the container and saves chunk
* information to be used later in putKey call.
@ -635,4 +639,9 @@ public class BlockOutputStream extends OutputStream {
+ " length " + effectiveChunkSize);
containerBlockData.addChunks(chunkInfo);
}
@VisibleForTesting
public void setXceiverClient(XceiverClientSpi xceiverClient) {
this.xceiverClient = xceiverClient;
}
}

1
hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/CommitWatcher.java
View File

@ -188,7 +188,6 @@ public class CommitWatcher {
*/
public XceiverClientReply watchForCommit(long commitIndex)
throws IOException {
Preconditions.checkState(!commitIndex2flushedDataMap.isEmpty());
long index;
try {
XceiverClientReply reply =

4
hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/ScmConfigKeys.java
View File

@ -121,12 +121,12 @@ public final class ScmConfigKeys {
TimeDuration.valueOf(3000, TimeUnit.MILLISECONDS);
public static final String DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY =
"dfs.ratis.client.request.max.retries";
public static final int DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_DEFAULT = 20;
public static final int DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_DEFAULT = 180;
public static final String DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_KEY =
"dfs.ratis.client.request.retry.interval";
public static final TimeDuration
DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_DEFAULT =
TimeDuration.valueOf(500, TimeUnit.MILLISECONDS);
TimeDuration.valueOf(1000, TimeUnit.MILLISECONDS);
public static final String DFS_RATIS_SERVER_RETRY_CACHE_TIMEOUT_DURATION_KEY =
"dfs.ratis.server.retry-cache.timeout.duration";
public static final TimeDuration

4
hadoop-hdds/common/src/main/resources/ozone-default.xml
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@ -237,13 +237,13 @@
</property>
<property>
<name>dfs.ratis.client.request.max.retries</name>
<value>20</value>
<value>180</value>
<tag>OZONE, RATIS, MANAGEMENT</tag>
<description>Number of retries for ratis client request.</description>
</property>
<property>
<name>dfs.ratis.client.request.retry.interval</name>
<value>500ms</value>
<value>1000ms</value>
<tag>OZONE, RATIS, MANAGEMENT</tag>
<description>Interval between successive retries for a ratis client request.
</description>

2
hadoop-hdds/pom.xml
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@ -47,7 +47,7 @@ http://maven.apache.org/xsd/maven-4.0.0.xsd">
<hdds.version>0.5.0-SNAPSHOT</hdds.version>
<!-- Apache Ratis version -->
<ratis.version>0.3.0</ratis.version>
<ratis.version>0.4.0-fe2b15d-SNAPSHOT</ratis.version>
<bouncycastle.version>1.60</bouncycastle.version>

38
hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneClientUtils.java
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@ -18,15 +18,11 @@
package org.apache.hadoop.ozone.client;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.apache.hadoop.hdds.client.OzoneQuota;
import org.apache.hadoop.hdds.scm.client.HddsClientUtils;
import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerNotOpenException;
import org.apache.hadoop.io.retry.RetryPolicies;
import org.apache.hadoop.io.retry.RetryPolicy;
import org.apache.hadoop.ozone.OzoneConsts;
@ -36,23 +32,11 @@ import org.apache.hadoop.ozone.client.rest.response.KeyInfoDetails;
import org.apache.hadoop.ozone.client.rest.response.KeyLocation;
import org.apache.hadoop.ozone.client.rest.response.VolumeInfo;
import org.apache.hadoop.ozone.client.rest.response.VolumeOwner;
import org.apache.ratis.protocol.AlreadyClosedException;
import org.apache.ratis.protocol.GroupMismatchException;
import org.apache.ratis.protocol.RaftRetryFailureException;
/** A utility class for OzoneClient. */
public final class OzoneClientUtils {
private OzoneClientUtils() {}
private static final List<Class<? extends Exception>> EXCEPTION_LIST =
new ArrayList<Class<? extends Exception>>() {{
add(TimeoutException.class);
add(ContainerNotOpenException.class);
add(RaftRetryFailureException.class);
add(AlreadyClosedException.class);
add(GroupMismatchException.class);
}};
/**
* Returns a BucketInfo object constructed using fields of the input
* OzoneBucket object.
@ -141,26 +125,4 @@ public final class OzoneClientUtils {
maxRetryCount, retryInterval, TimeUnit.MILLISECONDS);
}
public static List<Class<? extends Exception>> getExceptionList() {
return EXCEPTION_LIST;
}
public static Map<Class<? extends Throwable>, RetryPolicy>
getRetryPolicyByException(int maxRetryCount, long retryInterval) {
Map<Class<? extends Throwable>, RetryPolicy> policyMap = new HashMap<>();
for (Class<? extends Exception> ex : EXCEPTION_LIST) {
if (ex == TimeoutException.class ||
ex == RaftRetryFailureException.class) {
// retry without sleep
policyMap.put(ex, createRetryPolicy(maxRetryCount, 0));
} else {
// retry with fixed sleep between retries
policyMap.put(ex, createRetryPolicy(maxRetryCount, retryInterval));
}
}
// Default retry policy
policyMap.put(Exception.class, createRetryPolicy(
maxRetryCount, retryInterval));
return policyMap;
}
}

7
hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockOutputStreamEntry.java
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@ -149,6 +149,13 @@ public final class BlockOutputStreamEntry extends OutputStream {
}
}
boolean isClosed() {
if (outputStream != null) {
return ((BlockOutputStream) outputStream).isClosed();
}
return false;
}
long getTotalAckDataLength() {
if (outputStream != null) {
BlockOutputStream out = (BlockOutputStream) this.outputStream;

344
hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockOutputStreamEntryPool.java Normal file
View File

@ -0,0 +1,344 @@
/*
* 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.ozone.client.io;
import com.google.common.base.Preconditions;
import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
import org.apache.hadoop.hdds.scm.XceiverClientManager;
import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
import org.apache.hadoop.hdds.scm.storage.BufferPool;
import org.apache.hadoop.ozone.OzoneConfigKeys;
import org.apache.hadoop.ozone.om.helpers.*;
import org.apache.hadoop.ozone.om.protocol.OzoneManagerProtocol;
import org.apache.hadoop.security.UserGroupInformation;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.ListIterator;
/**
* This class manages the stream entries list and handles block allocation
* from OzoneManager.
*/
public class BlockOutputStreamEntryPool {
public static final Logger LOG =
LoggerFactory.getLogger(BlockOutputStreamEntryPool.class);
private final List<BlockOutputStreamEntry> streamEntries;
private int currentStreamIndex;
private final OzoneManagerProtocol omClient;
private final OmKeyArgs keyArgs;
private final XceiverClientManager xceiverClientManager;
private final int chunkSize;
private final String requestID;
private final long streamBufferFlushSize;
private final long streamBufferMaxSize;
private final long watchTimeout;
private final long blockSize;
private final int bytesPerChecksum;
private final ContainerProtos.ChecksumType checksumType;
private final BufferPool bufferPool;
private OmMultipartCommitUploadPartInfo commitUploadPartInfo;
private final long openID;
private ExcludeList excludeList;
@SuppressWarnings("parameternumber")
public BlockOutputStreamEntryPool(OzoneManagerProtocol omClient,
int chunkSize, String requestId, HddsProtos.ReplicationFactor factor,
HddsProtos.ReplicationType type, long bufferFlushSize, long bufferMaxSize,
long size, long watchTimeout, ContainerProtos.ChecksumType checksumType,
int bytesPerChecksum, String uploadID, int partNumber,
boolean isMultipart, OmKeyInfo info,
XceiverClientManager xceiverClientManager, long openID) {
streamEntries = new ArrayList<>();
currentStreamIndex = 0;
this.omClient = omClient;
this.keyArgs = new OmKeyArgs.Builder().setVolumeName(info.getVolumeName())
.setBucketName(info.getBucketName()).setKeyName(info.getKeyName())
.setType(type).setFactor(factor).setDataSize(info.getDataSize())
.setIsMultipartKey(isMultipart).setMultipartUploadID(uploadID)
.setMultipartUploadPartNumber(partNumber).build();
this.xceiverClientManager = xceiverClientManager;
this.chunkSize = chunkSize;
this.requestID = requestId;
this.streamBufferFlushSize = bufferFlushSize;
this.streamBufferMaxSize = bufferMaxSize;
this.blockSize = size;
this.watchTimeout = watchTimeout;
this.bytesPerChecksum = bytesPerChecksum;
this.checksumType = checksumType;
this.openID = openID;
this.excludeList = new ExcludeList();
Preconditions.checkState(chunkSize > 0);
Preconditions.checkState(streamBufferFlushSize > 0);
Preconditions.checkState(streamBufferMaxSize > 0);
Preconditions.checkState(blockSize > 0);
Preconditions.checkState(streamBufferFlushSize % chunkSize == 0);
Preconditions.checkState(streamBufferMaxSize % streamBufferFlushSize == 0);
Preconditions.checkState(blockSize % streamBufferMaxSize == 0);
this.bufferPool =
new BufferPool(chunkSize, (int) streamBufferMaxSize / chunkSize);
}
public BlockOutputStreamEntryPool() {
streamEntries = new ArrayList<>();
omClient = null;
keyArgs = null;
xceiverClientManager = null;
chunkSize = 0;
requestID = null;
streamBufferFlushSize = 0;
streamBufferMaxSize = 0;
bufferPool = new BufferPool(chunkSize, 1);
watchTimeout = 0;
blockSize = 0;
this.checksumType = ContainerProtos.ChecksumType.valueOf(
OzoneConfigKeys.OZONE_CLIENT_CHECKSUM_TYPE_DEFAULT);
this.bytesPerChecksum = OzoneConfigKeys
.OZONE_CLIENT_BYTES_PER_CHECKSUM_DEFAULT_BYTES; // Default is 1MB
currentStreamIndex = 0;
openID = -1;
}
/**
* When a key is opened, it is possible that there are some blocks already
* allocated to it for this open session. In this case, to make use of these
* blocks, we need to add these blocks to stream entries. But, a key's version
* also includes blocks from previous versions, we need to avoid adding these
* old blocks to stream entries, because these old blocks should not be picked
* for write. To do this, the following method checks that, only those
* blocks created in this particular open version are added to stream entries.
*
* @param version the set of blocks that are pre-allocated.
* @param openVersion the version corresponding to the pre-allocation.
* @throws IOException
*/
public void addPreallocateBlocks(OmKeyLocationInfoGroup version,
long openVersion) throws IOException {
// server may return any number of blocks, (0 to any)
// only the blocks allocated in this open session (block createVersion
// equals to open session version)
for (OmKeyLocationInfo subKeyInfo : version.getLocationList()) {
if (subKeyInfo.getCreateVersion() == openVersion) {
addKeyLocationInfo(subKeyInfo);
}
}
}
private void addKeyLocationInfo(OmKeyLocationInfo subKeyInfo)
throws IOException {
Preconditions.checkNotNull(subKeyInfo.getPipeline());
UserGroupInformation.getCurrentUser().addToken(subKeyInfo.getToken());
BlockOutputStreamEntry.Builder builder =
new BlockOutputStreamEntry.Builder()
.setBlockID(subKeyInfo.getBlockID())
.setKey(keyArgs.getKeyName())
.setXceiverClientManager(xceiverClientManager)
.setPipeline(subKeyInfo.getPipeline())
.setRequestId(requestID)
.setChunkSize(chunkSize)
.setLength(subKeyInfo.getLength())
.setStreamBufferFlushSize(streamBufferFlushSize)
.setStreamBufferMaxSize(streamBufferMaxSize)
.setWatchTimeout(watchTimeout)
.setbufferPool(bufferPool)
.setChecksumType(checksumType)
.setBytesPerChecksum(bytesPerChecksum)
.setToken(subKeyInfo.getToken());
streamEntries.add(builder.build());
}
public List<OmKeyLocationInfo> getLocationInfoList() {
List<OmKeyLocationInfo> locationInfoList = new ArrayList<>();
for (BlockOutputStreamEntry streamEntry : streamEntries) {
long length = streamEntry.getCurrentPosition();
// Commit only those blocks to OzoneManager which are not empty
if (length != 0) {
OmKeyLocationInfo info =
new OmKeyLocationInfo.Builder().setBlockID(streamEntry.getBlockID())
.setLength(streamEntry.getCurrentPosition()).setOffset(0)
.setToken(streamEntry.getToken())
.setPipeline(streamEntry.getPipeline()).build();
locationInfoList.add(info);
}
LOG.debug(
"block written " + streamEntry.getBlockID() + ", length " + length
+ " bcsID " + streamEntry.getBlockID()
.getBlockCommitSequenceId());
}
return locationInfoList;
}
/**
* Discards the subsequent pre allocated blocks and removes the streamEntries
* from the streamEntries list for the container which is closed.
* @param containerID id of the closed container
* @param pipelineId id of the associated pipeline
*/
void discardPreallocatedBlocks(long containerID, PipelineID pipelineId) {
// currentStreamIndex < streamEntries.size() signifies that, there are still
// pre allocated blocks available.
// This will be called only to discard the next subsequent unused blocks
// in the streamEntryList.
if (currentStreamIndex + 1 < streamEntries.size()) {
ListIterator<BlockOutputStreamEntry> streamEntryIterator =
streamEntries.listIterator(currentStreamIndex + 1);
while (streamEntryIterator.hasNext()) {
BlockOutputStreamEntry streamEntry = streamEntryIterator.next();
Preconditions.checkArgument(streamEntry.getCurrentPosition() == 0);
if ((pipelineId != null && streamEntry.getPipeline().getId()
.equals(pipelineId)) || (containerID != -1
&& streamEntry.getBlockID().getContainerID() == containerID)) {
streamEntryIterator.remove();
}
}
}
}
List<BlockOutputStreamEntry> getStreamEntries() {
return streamEntries;
}
XceiverClientManager getXceiverClientManager() {
return xceiverClientManager;
}
String getKeyName() {
return keyArgs.getKeyName();
}
long getKeyLength() {
return streamEntries.stream().mapToLong(e -> e.getCurrentPosition()).sum();
}
/**
* Contact OM to get a new block. Set the new block with the index (e.g.
* first block has index = 0, second has index = 1 etc.)
*
* The returned block is made to new BlockOutputStreamEntry to write.
*
* @throws IOException
*/
private void allocateNewBlock() throws IOException {
OmKeyLocationInfo subKeyInfo =
omClient.allocateBlock(keyArgs, openID, excludeList);
addKeyLocationInfo(subKeyInfo);
}
void commitKey(long offset) throws IOException {
if (keyArgs != null) {
// in test, this could be null
long length = getKeyLength();
Preconditions.checkArgument(offset == length);
keyArgs.setDataSize(length);
keyArgs.setLocationInfoList(getLocationInfoList());
// When the key is multipart upload part file upload, we should not
// commit the key, as this is not an actual key, this is a just a
// partial key of a large file.
if (keyArgs.getIsMultipartKey()) {
commitUploadPartInfo =
omClient.commitMultipartUploadPart(keyArgs, openID);
} else {
omClient.commitKey(keyArgs, openID);
}
} else {
LOG.warn("Closing KeyOutputStream, but key args is null");
}
}
public BlockOutputStreamEntry getCurrentStreamEntry() {
if (streamEntries.isEmpty() || streamEntries.size() <= currentStreamIndex) {
return null;
} else {
return streamEntries.get(currentStreamIndex);
}
}
BlockOutputStreamEntry allocateBlockIfNeeded() throws IOException {
BlockOutputStreamEntry streamEntry = getCurrentStreamEntry();
if (streamEntry != null && streamEntry.isClosed()) {
// a stream entry gets closed either by :
// a. If the stream gets full
// b. it has encountered an exception
currentStreamIndex++;
}
if (streamEntries.size() <= currentStreamIndex) {
Preconditions.checkNotNull(omClient);
// allocate a new block, if a exception happens, log an error and
// throw exception to the caller directly, and the write fails.
int succeededAllocates = 0;
try {
allocateNewBlock();
succeededAllocates += 1;
} catch (IOException ioe) {
LOG.error("Try to allocate more blocks for write failed, already "
+ "allocated " + succeededAllocates + " blocks for this write.");
throw ioe;
}
}
// in theory, this condition should never violate due the check above
// still do a sanity check.
Preconditions.checkArgument(currentStreamIndex < streamEntries.size());
BlockOutputStreamEntry current = streamEntries.get(currentStreamIndex);
return current;
}
long computeBufferData() {
return bufferPool.computeBufferData();
}
void cleanup() {
if (excludeList != null) {
excludeList.clear();
excludeList = null;
}
if (bufferPool != null) {
bufferPool.clearBufferPool();
}
if (streamEntries != null) {
streamEntries.clear();
}
}
public OmMultipartCommitUploadPartInfo getCommitUploadPartInfo() {
return commitUploadPartInfo;
}
public ExcludeList getExcludeList() {
return excludeList;
}
public long getStreamBufferMaxSize() {
return streamBufferMaxSize;
}
boolean isEmpty() {
return streamEntries.isEmpty();
}
}

366
hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyOutputStream.java
View File

@ -23,21 +23,18 @@ import org.apache.hadoop.fs.FSExceptionMessages;
import org.apache.hadoop.fs.FileEncryptionInfo;
import org.apache.hadoop.hdds.protocol.DatanodeDetails;
import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChecksumType;
import org.apache.hadoop.hdds.scm.client.HddsClientUtils;
import org.apache.hadoop.hdds.scm.container.ContainerID;
import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerNotOpenException;
import org.apache.hadoop.hdds.scm.storage.BufferPool;
import org.apache.hadoop.ozone.OzoneConfigKeys;
import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
import org.apache.hadoop.io.retry.RetryPolicies;
import org.apache.hadoop.io.retry.RetryPolicy;
import org.apache.hadoop.ozone.client.OzoneClientUtils;
import org.apache.hadoop.ozone.om.helpers.*;
import org.apache.hadoop.hdds.protocol.proto.HddsProtos.ReplicationType;
import org.apache.hadoop.hdds.protocol.proto.HddsProtos.ReplicationFactor;
import org.apache.hadoop.ozone.om.protocol.OzoneManagerProtocol;
import org.apache.hadoop.hdds.scm.XceiverClientManager;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.ratis.protocol.AlreadyClosedException;
import org.apache.ratis.protocol.GroupMismatchException;
import org.apache.ratis.protocol.RaftRetryFailureException;
@ -47,10 +44,8 @@ import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.io.InterruptedIOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
import java.util.Collection;
import java.util.ListIterator;
import java.util.Map;
import java.util.concurrent.TimeoutException;
import java.util.function.Function;
@ -77,84 +72,41 @@ public class KeyOutputStream extends OutputStream {
public static final Logger LOG =
LoggerFactory.getLogger(KeyOutputStream.class);
// array list's get(index) is O(1)
private final ArrayList<BlockOutputStreamEntry> streamEntries;
private int currentStreamIndex;
private final OzoneManagerProtocol omClient;
private final OmKeyArgs keyArgs;
private final long openID;
private final XceiverClientManager xceiverClientManager;
private final int chunkSize;
private final String requestID;
private boolean closed;
private final long streamBufferFlushSize;
private final long streamBufferMaxSize;
private final long watchTimeout;
private final long blockSize;
private final int bytesPerChecksum;
private final ChecksumType checksumType;
private final BufferPool bufferPool;
private OmMultipartCommitUploadPartInfo commitUploadPartInfo;
private FileEncryptionInfo feInfo;
private ExcludeList excludeList;
private final Map<Class<? extends Throwable>, RetryPolicy> retryPolicyMap;
private int retryCount;
private long offset;
private final BlockOutputStreamEntryPool blockOutputStreamEntryPool;
/**
* A constructor for testing purpose only.
*/
@VisibleForTesting
@SuppressWarnings("parameternumber")
public KeyOutputStream() {
streamEntries = new ArrayList<>();
omClient = null;
keyArgs = null;
openID = -1;
xceiverClientManager = null;
chunkSize = 0;
requestID = null;
closed = false;
streamBufferFlushSize = 0;
streamBufferMaxSize = 0;
bufferPool = new BufferPool(chunkSize, 1);
watchTimeout = 0;
blockSize = 0;
this.checksumType = ChecksumType.valueOf(
OzoneConfigKeys.OZONE_CLIENT_CHECKSUM_TYPE_DEFAULT);
this.bytesPerChecksum = OzoneConfigKeys
.OZONE_CLIENT_BYTES_PER_CHECKSUM_DEFAULT_BYTES; // Default is 1MB
this.retryPolicyMap = OzoneClientUtils.getExceptionList()
this.retryPolicyMap = HddsClientUtils.getExceptionList()
.stream()
.collect(Collectors.toMap(Function.identity(),
e -> RetryPolicies.TRY_ONCE_THEN_FAIL));
retryCount = 0;
offset = 0;
blockOutputStreamEntryPool = new BlockOutputStreamEntryPool();
}
@VisibleForTesting
public List<BlockOutputStreamEntry> getStreamEntries() {
return streamEntries;
}
@VisibleForTesting
public XceiverClientManager getXceiverClientManager() {
return xceiverClientManager;
return blockOutputStreamEntryPool.getStreamEntries();
}
public List<OmKeyLocationInfo> getLocationInfoList() throws IOException {
List<OmKeyLocationInfo> locationInfoList = new ArrayList<>();
for (BlockOutputStreamEntry streamEntry : streamEntries) {
OmKeyLocationInfo info =
new OmKeyLocationInfo.Builder().setBlockID(streamEntry.getBlockID())
.setLength(streamEntry.getCurrentPosition()).setOffset(0)
.setToken(streamEntry.getToken())
.setPipeline(streamEntry.getPipeline())
.build();
LOG.debug("block written " + streamEntry.getBlockID() + ", length "
+ streamEntry.getCurrentPosition() + " bcsID "
+ streamEntry.getBlockID().getBlockCommitSequenceId());
locationInfoList.add(info);
@VisibleForTesting
public XceiverClientManager getXceiverClientManager() {
return blockOutputStreamEntryPool.getXceiverClientManager();
}
return locationInfoList;
@VisibleForTesting
public List<OmKeyLocationInfo> getLocationInfoList() {
return blockOutputStreamEntryPool.getLocationInfoList();
}
@VisibleForTesting
@ -171,41 +123,16 @@ public class KeyOutputStream extends OutputStream {
ChecksumType checksumType, int bytesPerChecksum,
String uploadID, int partNumber, boolean isMultipart,
int maxRetryCount, long retryInterval) {
this.streamEntries = new ArrayList<>();
this.currentStreamIndex = 0;
this.omClient = omClient;
OmKeyInfo info = handler.getKeyInfo();
blockOutputStreamEntryPool =
new BlockOutputStreamEntryPool(omClient, chunkSize, requestId, factor,
type, bufferFlushSize, bufferMaxSize, size, watchTimeout,
checksumType, bytesPerChecksum, uploadID, partNumber, isMultipart,
info, xceiverClientManager, handler.getId());
// Retrieve the file encryption key info, null if file is not in
// encrypted bucket.
this.feInfo = info.getFileEncryptionInfo();
this.keyArgs = new OmKeyArgs.Builder().setVolumeName(info.getVolumeName())
.setBucketName(info.getBucketName()).setKeyName(info.getKeyName())
.setType(type).setFactor(factor).setDataSize(info.getDataSize())
.setIsMultipartKey(isMultipart).setMultipartUploadID(
uploadID).setMultipartUploadPartNumber(partNumber)
.build();
this.openID = handler.getId();
this.xceiverClientManager = xceiverClientManager;
this.chunkSize = chunkSize;
this.requestID = requestId;
this.streamBufferFlushSize = bufferFlushSize;
this.streamBufferMaxSize = bufferMaxSize;
this.blockSize = size;
this.watchTimeout = watchTimeout;
this.bytesPerChecksum = bytesPerChecksum;
this.checksumType = checksumType;
Preconditions.checkState(chunkSize > 0);
Preconditions.checkState(streamBufferFlushSize > 0);
Preconditions.checkState(streamBufferMaxSize > 0);
Preconditions.checkState(blockSize > 0);
Preconditions.checkState(streamBufferFlushSize % chunkSize == 0);
Preconditions.checkState(streamBufferMaxSize % streamBufferFlushSize == 0);
Preconditions.checkState(blockSize % streamBufferMaxSize == 0);
this.bufferPool =
new BufferPool(chunkSize, (int)streamBufferMaxSize / chunkSize);
this.excludeList = new ExcludeList();
this.retryPolicyMap = OzoneClientUtils.getRetryPolicyByException(
this.retryPolicyMap = HddsClientUtils.getRetryPolicyByException(
maxRetryCount, retryInterval);
this.retryCount = 0;
}
@ -225,37 +152,7 @@ public class KeyOutputStream extends OutputStream {
*/
public void addPreallocateBlocks(OmKeyLocationInfoGroup version,
long openVersion) throws IOException {
// server may return any number of blocks, (0 to any)
// only the blocks allocated in this open session (block createVersion
// equals to open session version)
for (OmKeyLocationInfo subKeyInfo : version.getLocationList()) {
if (subKeyInfo.getCreateVersion() == openVersion) {
addKeyLocationInfo(subKeyInfo);
}
}
}
private void addKeyLocationInfo(OmKeyLocationInfo subKeyInfo)
throws IOException {
Preconditions.checkNotNull(subKeyInfo.getPipeline());
UserGroupInformation.getCurrentUser().addToken(subKeyInfo.getToken());
BlockOutputStreamEntry.Builder builder =
new BlockOutputStreamEntry.Builder()
.setBlockID(subKeyInfo.getBlockID())
.setKey(keyArgs.getKeyName())
.setXceiverClientManager(xceiverClientManager)
.setPipeline(subKeyInfo.getPipeline())
.setRequestId(requestID)
.setChunkSize(chunkSize)
.setLength(subKeyInfo.getLength())
.setStreamBufferFlushSize(streamBufferFlushSize)
.setStreamBufferMaxSize(streamBufferMaxSize)
.setWatchTimeout(watchTimeout)
.setbufferPool(bufferPool)
.setChecksumType(checksumType)
.setBytesPerChecksum(bytesPerChecksum)
.setToken(subKeyInfo.getToken());
streamEntries.add(builder.build());
blockOutputStreamEntryPool.addPreallocateBlocks(version, openVersion);
}
@Override
@ -294,34 +191,12 @@ public class KeyOutputStream extends OutputStream {
handleWrite(b, off, len, false);
}
private long computeBufferData() {
return bufferPool.computeBufferData();
}
private void handleWrite(byte[] b, int off, long len, boolean retry)
throws IOException {
int succeededAllocates = 0;
while (len > 0) {
try {
if (streamEntries.size() <= currentStreamIndex) {
Preconditions.checkNotNull(omClient);
// allocate a new block, if a exception happens, log an error and
// throw exception to the caller directly, and the write fails.
try {
allocateNewBlock(currentStreamIndex);
succeededAllocates += 1;
} catch (IOException ioe) {
LOG.error("Try to allocate more blocks for write failed, already "
+ "allocated " + succeededAllocates
+ " blocks for this write.");
throw ioe;
}
}
// in theory, this condition should never violate due the check above
// still do a sanity check.
Preconditions.checkArgument(currentStreamIndex < streamEntries.size());
BlockOutputStreamEntry current = streamEntries.get(currentStreamIndex);
BlockOutputStreamEntry current =
blockOutputStreamEntryPool.allocateBlockIfNeeded();
// length(len) will be in int range if the call is happening through
// write API of blockOutputStream. Length can be in long range if it
// comes via Exception path.
@ -342,7 +217,8 @@ public class KeyOutputStream extends OutputStream {
// to or less than the max length of the buffer allocated.
// The len specified here is the combined sum of the data length of
// the buffers
Preconditions.checkState(!retry || len <= streamBufferMaxSize);
Preconditions.checkState(!retry || len <= blockOutputStreamEntryPool
.getStreamBufferMaxSize());
int dataWritten = (int) (current.getWrittenDataLength() - currentPos);
writeLen = retry ? (int) len : dataWritten;
// In retry path, the data written is already accounted in offset.
@ -350,7 +226,7 @@ public class KeyOutputStream extends OutputStream {
offset += writeLen;
}
LOG.debug("writeLen {}, total len {}", writeLen, len);
handleException(current, currentStreamIndex, ioe);
handleException(current, ioe);
}
if (current.getRemaining() <= 0) {
// since the current block is already written close the stream.
@ -365,66 +241,6 @@ public class KeyOutputStream extends OutputStream {
}
}
/**
* Discards the subsequent pre allocated blocks and removes the streamEntries
* from the streamEntries list for the container which is closed.
* @param containerID id of the closed container
* @param pipelineId id of the associated pipeline
* @param streamIndex index of the stream
*/
private void discardPreallocatedBlocks(long containerID,
PipelineID pipelineId, int streamIndex) {
// streamIndex < streamEntries.size() signifies that, there are still
// pre allocated blocks available.
// This will be called only to discard the next subsequent unused blocks
// in the streamEntryList.
if (streamIndex < streamEntries.size()) {
ListIterator<BlockOutputStreamEntry> streamEntryIterator =
streamEntries.listIterator(streamIndex);
while (streamEntryIterator.hasNext()) {
BlockOutputStreamEntry streamEntry = streamEntryIterator.next();
Preconditions.checkArgument(streamEntry.getCurrentPosition() == 0);
if (((pipelineId != null && streamEntry.getPipeline().getId()
.equals(pipelineId)) || (containerID != -1
&& streamEntry.getBlockID().getContainerID() == containerID))) {
streamEntryIterator.remove();
}
}
}
}
/**
* It might be possible that the blocks pre allocated might never get written
* while the stream gets closed normally. In such cases, it would be a good
* idea to trim down the locationInfoList by removing the unused blocks if any
* so as only the used block info gets updated on OzoneManager during close.
*/
private void removeEmptyBlocks() {
if (currentStreamIndex < streamEntries.size()) {
ListIterator<BlockOutputStreamEntry> streamEntryIterator =
streamEntries.listIterator(currentStreamIndex);
while (streamEntryIterator.hasNext()) {
if (streamEntryIterator.next().getCurrentPosition() == 0) {
streamEntryIterator.remove();
}
}
}
}
private void cleanup() {
if (excludeList != null) {
excludeList.clear();
excludeList = null;
}
if (bufferPool != null) {
bufferPool.clearBufferPool();
}
if (streamEntries != null) {
streamEntries.clear();
}
}
/**
* It performs following actions :
* a. Updates the committed length at datanode for the current stream in
@ -432,13 +248,12 @@ public class KeyOutputStream extends OutputStream {
* b. Reads the data from the underlying buffer and writes it the next stream.
*
* @param streamEntry StreamEntry
* @param streamIndex Index of the entry
* @param exception actual exception that occurred
* @throws IOException Throws IOException if Write fails
*/
private void handleException(BlockOutputStreamEntry streamEntry,
int streamIndex, IOException exception) throws IOException {
Throwable t = checkForException(exception);
IOException exception) throws IOException {
Throwable t = HddsClientUtils.checkForException(exception);
boolean retryFailure = checkForRetryFailure(t);
boolean closedContainerException = false;
if (!retryFailure) {
@ -448,15 +263,19 @@ public class KeyOutputStream extends OutputStream {
long totalSuccessfulFlushedData = streamEntry.getTotalAckDataLength();
//set the correct length for the current stream
streamEntry.setCurrentPosition(totalSuccessfulFlushedData);
long bufferedDataLen = computeBufferData();
LOG.warn("Encountered exception {}. The last committed block length is {}, "
long bufferedDataLen = blockOutputStreamEntryPool.computeBufferData();
LOG.debug(
"Encountered exception {}. The last committed block length is {}, "
+ "uncommitted data length is {} retry count {}", exception,
totalSuccessfulFlushedData, bufferedDataLen, retryCount);
Preconditions.checkArgument(bufferedDataLen <= streamBufferMaxSize);
Preconditions.checkArgument(offset - getKeyLength() == bufferedDataLen);
Preconditions.checkArgument(
bufferedDataLen <= blockOutputStreamEntryPool.getStreamBufferMaxSize());
Preconditions.checkArgument(
offset - blockOutputStreamEntryPool.getKeyLength() == bufferedDataLen);
long containerId = streamEntry.getBlockID().getContainerID();
Collection<DatanodeDetails> failedServers = streamEntry.getFailedServers();
Preconditions.checkNotNull(failedServers);
ExcludeList excludeList = blockOutputStreamEntryPool.getExcludeList();
if (!failedServers.isEmpty()) {
excludeList.addDatanodes(failedServers);
}
@ -470,14 +289,15 @@ public class KeyOutputStream extends OutputStream {
// just clean up the current stream.
streamEntry.cleanup(retryFailure);
// discard all sunsequent blocks the containers and pipelines which
// discard all subsequent blocks the containers and pipelines which
// are in the exclude list so that, the very next retry should never
// write data on the closed container/pipeline
if (closedContainerException) {
// discard subsequent pre allocated blocks from the streamEntries list
// from the closed container
discardPreallocatedBlocks(streamEntry.getBlockID().getContainerID(), null,
streamIndex + 1);
blockOutputStreamEntryPool
.discardPreallocatedBlocks(streamEntry.getBlockID().getContainerID(),
null);
} else {
// In case there is timeoutException or Watch for commit happening over
// majority or the client connection failure to the leader in the
@ -485,30 +305,26 @@ public class KeyOutputStream extends OutputStream {
// Next block allocation will happen with excluding this specific pipeline
// This will ensure if 2 way commit happens , it cannot span over multiple
// blocks
discardPreallocatedBlocks(-1, pipelineId, streamIndex + 1);
blockOutputStreamEntryPool
.discardPreallocatedBlocks(-1, pipelineId);
}
if (bufferedDataLen > 0) {
// If the data is still cached in the underlying stream, we need to
// allocate new block and write this data in the datanode.
currentStreamIndex += 1;
handleRetry(exception, bufferedDataLen);
// reset the retryCount after handling the exception
retryCount = 0;
}
if (totalSuccessfulFlushedData == 0) {
streamEntries.remove(streamIndex);
currentStreamIndex -= 1;
}
}
private void markStreamClosed() {
cleanup();
blockOutputStreamEntryPool.cleanup();
closed = true;
}
private void handleRetry(IOException exception, long len) throws IOException {
RetryPolicy retryPolicy =
retryPolicyMap.get(checkForException(exception).getClass());
RetryPolicy retryPolicy = retryPolicyMap
.get(HddsClientUtils.checkForException(exception).getClass());
if (retryPolicy == null) {
retryPolicy = retryPolicyMap.get(Exception.class);
}
@ -544,10 +360,11 @@ public class KeyOutputStream extends OutputStream {
}
}
retryCount++;
LOG.trace("Retrying Write request. Already tried "
+ retryCount + " time(s); retry policy is " + retryPolicy);
LOG.trace("Retrying Write request. Already tried " + retryCount
+ " time(s); retry policy is " + retryPolicy);
handleWrite(null, 0, len, true);
}
/**
* Checks if the provided exception signifies retry failure in ratis client.
* In case of retry failure, ratis client throws RaftRetryFailureException
@ -562,40 +379,6 @@ public class KeyOutputStream extends OutputStream {
return t instanceof ContainerNotOpenException;
}
public Throwable checkForException(IOException ioe) throws IOException {
Throwable t = ioe.getCause();
while (t != null) {
for (Class<? extends Exception> cls : OzoneClientUtils
.getExceptionList()) {
if (cls.isInstance(t)) {
return t;
}
}
t = t.getCause();
}
throw ioe;
}
private long getKeyLength() {
return streamEntries.stream().mapToLong(e -> e.getCurrentPosition())
.sum();
}
/**
* Contact OM to get a new block. Set the new block with the index (e.g.
* first block has index = 0, second has index = 1 etc.)
*
* The returned block is made to new BlockOutputStreamEntry to write.
*
* @param index the index of the block.
* @throws IOException
*/
private void allocateNewBlock(int index) throws IOException {
OmKeyLocationInfo subKeyInfo =
omClient.allocateBlock(keyArgs, openID, excludeList);
addKeyLocationInfo(subKeyInfo);
}
@Override
public void flush() throws IOException {
checkNotClosed();
@ -612,20 +395,19 @@ public class KeyOutputStream extends OutputStream {
* written to new stream , it will be at max half full. In such cases, we
* should just write the data and not close the stream as the block won't be
* completely full.
*
* @param op Flag which decides whether to call close or flush on the
* outputStream.
* @throws IOException In case, flush or close fails with exception.
*/
private void handleFlushOrClose(StreamAction op) throws IOException {
if (streamEntries.size() == 0) {
if (blockOutputStreamEntryPool.isEmpty()) {
return;
}
while (true) {
try {
int size = streamEntries.size();
int streamIndex =
currentStreamIndex >= size ? size - 1 : currentStreamIndex;
BlockOutputStreamEntry entry = streamEntries.get(streamIndex);
BlockOutputStreamEntry entry =
blockOutputStreamEntryPool.getCurrentStreamEntry();
if (entry != null) {
try {
Collection<DatanodeDetails> failedServers =
@ -633,7 +415,8 @@ public class KeyOutputStream extends OutputStream {
// failed servers can be null in case there is no data written in
// the stream
if (failedServers != null && !failedServers.isEmpty()) {
excludeList.addDatanodes(failedServers);
blockOutputStreamEntryPool.getExcludeList()
.addDatanodes(failedServers);
}
switch (op) {
case CLOSE:
@ -642,7 +425,6 @@ public class KeyOutputStream extends OutputStream {
case FULL:
if (entry.getRemaining() == 0) {
entry.close();
currentStreamIndex++;
}
break;
case FLUSH:
@ -652,7 +434,7 @@ public class KeyOutputStream extends OutputStream {
throw new IOException("Invalid Operation");
}
} catch (IOException ioe) {
handleException(entry, streamIndex, ioe);
handleException(entry, ioe);
continue;
}
}
@ -677,34 +459,16 @@ public class KeyOutputStream extends OutputStream {
closed = true;
try {
handleFlushOrClose(StreamAction.CLOSE);
if (keyArgs != null) {
// in test, this could be null
removeEmptyBlocks();
long length = getKeyLength();
Preconditions.checkArgument(offset == length);
keyArgs.setDataSize(length);
keyArgs.setLocationInfoList(getLocationInfoList());
// When the key is multipart upload part file upload, we should not
// commit the key, as this is not an actual key, this is a just a
// partial key of a large file.
if (keyArgs.getIsMultipartKey()) {
commitUploadPartInfo = omClient.commitMultipartUploadPart(keyArgs,
openID);
} else {
omClient.commitKey(keyArgs, openID);
}
} else {
LOG.warn("Closing KeyOutputStream, but key args is null");
}
blockOutputStreamEntryPool.commitKey(offset);
} catch (IOException ioe) {
throw ioe;
} finally {
cleanup();
blockOutputStreamEntryPool.cleanup();
}
}
public OmMultipartCommitUploadPartInfo getCommitUploadPartInfo() {
return commitUploadPartInfo;
return blockOutputStreamEntryPool.getCommitUploadPartInfo();
}
public FileEncryptionInfo getFileEncryptionInfo() {
@ -713,7 +477,7 @@ public class KeyOutputStream extends OutputStream {
@VisibleForTesting
public ExcludeList getExcludeList() {
return excludeList;
return blockOutputStreamEntryPool.getExcludeList();
}
/**
@ -739,7 +503,6 @@ public class KeyOutputStream extends OutputStream {
private int maxRetryCount;
private long retryInterval;
public Builder setMultipartUploadID(String uploadID) {
this.multipartUploadID = uploadID;
return this;
@ -760,8 +523,7 @@ public class KeyOutputStream extends OutputStream {
return this;
}
public Builder setOmClient(
OzoneManagerProtocol client) {
public Builder setOmClient(OzoneManagerProtocol client) {
this.omClient = client;
return this;
}
@ -831,9 +593,9 @@ public class KeyOutputStream extends OutputStream {
return this;
}
public KeyOutputStream build() throws IOException {
return new KeyOutputStream(openHandler, xceiverManager,
omClient, chunkSize, requestID, factor, type, streamBufferFlushSize,
public KeyOutputStream build() {
return new KeyOutputStream(openHandler, xceiverManager, omClient,
chunkSize, requestID, factor, type, streamBufferFlushSize,
streamBufferMaxSize, blockSize, watchTimeout, checksumType,
bytesPerChecksum, multipartUploadID, multipartNumber, isMultipartKey,
maxRetryCount, retryInterval);
@ -848,8 +610,8 @@ public class KeyOutputStream extends OutputStream {
private void checkNotClosed() throws IOException {
if (closed) {
throw new IOException(
": " + FSExceptionMessages.STREAM_IS_CLOSED + " Key: " + keyArgs
.getKeyName());
": " + FSExceptionMessages.STREAM_IS_CLOSED + " Key: "
+ blockOutputStreamEntryPool.getKeyName());
}
}
}

340
hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockOutputStreamWithFailures.java
View File

@ -24,8 +24,8 @@ import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
import org.apache.hadoop.hdds.scm.XceiverClientManager;
import org.apache.hadoop.hdds.scm.XceiverClientMetrics;
import org.apache.hadoop.hdds.scm.XceiverClientRatis;
import org.apache.hadoop.hdds.scm.container.common.helpers
.ContainerNotOpenException;
import org.apache.hadoop.hdds.scm.client.HddsClientUtils;
import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerNotOpenException;
import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
import org.apache.hadoop.hdds.scm.storage.BlockOutputStream;
import org.apache.hadoop.ozone.MiniOzoneCluster;
@ -75,27 +75,23 @@ public class TestBlockOutputStreamWithFailures {
*
* @throws IOException
*/
@Before
public void init() throws Exception {
@Before public void init() throws Exception {
chunkSize = 100;
flushSize = 2 * chunkSize;
maxFlushSize = 2 * flushSize;
blockSize = 2 * maxFlushSize;
conf.set(OzoneConfigKeys.OZONE_CLIENT_WATCH_REQUEST_TIMEOUT, "5000ms");
conf.set(OzoneConfigKeys.OZONE_CLIENT_WATCH_REQUEST_TIMEOUT, "1s");
conf.setTimeDuration(HDDS_SCM_WATCHER_TIMEOUT, 1000, TimeUnit.MILLISECONDS);
conf.setTimeDuration(OZONE_SCM_STALENODE_INTERVAL, 3, TimeUnit.SECONDS);
conf.setTimeDuration(OZONE_SCM_STALENODE_INTERVAL, 5, TimeUnit.SECONDS);
conf.set(OzoneConfigKeys.OZONE_CLIENT_CHECKSUM_TYPE, "NONE");
conf.setQuietMode(false);
conf.setStorageSize(OzoneConfigKeys.OZONE_SCM_BLOCK_SIZE, 4,
StorageUnit.MB);
cluster = MiniOzoneCluster.newBuilder(conf)
.setNumDatanodes(7)
.setBlockSize(blockSize)
.setChunkSize(chunkSize)
cluster = MiniOzoneCluster.newBuilder(conf).setNumDatanodes(7)
.setBlockSize(blockSize).setChunkSize(chunkSize)
.setStreamBufferFlushSize(flushSize)
.setStreamBufferMaxSize(maxFlushSize)
.setStreamBufferSizeUnit(StorageUnit.BYTES)
.build();
.setStreamBufferSizeUnit(StorageUnit.BYTES).build();
cluster.waitForClusterToBeReady();
//the easiest way to create an open container is creating a key
client = OzoneClientFactory.getClient(conf);
@ -114,25 +110,24 @@ public class TestBlockOutputStreamWithFailures {
/**
* Shutdown MiniDFSCluster.
*/
@After
public void shutdown() {
@After public void shutdown() {
if (cluster != null) {
cluster.shutdown();
}
}
@Test
public void testWatchForCommitWithCloseContainerException() throws Exception {
@Test public void testWatchForCommitWithCloseContainerException()
throws Exception {
XceiverClientMetrics metrics =
XceiverClientManager.getXceiverClientMetrics();
long writeChunkCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.WriteChunk);
long putBlockCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.PutBlock);
long writeChunkCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk);
long putBlockCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock);
long totalOpCount = metrics.getTotalOpCount();
String keyName = getKeyName();
OzoneOutputStream key = createKey(keyName, ReplicationType.RATIS, 0);
@ -155,15 +150,14 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 2,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 6,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 6, metrics.getTotalOpCount());
Assert.assertTrue(key.getOutputStream() instanceof KeyOutputStream);
KeyOutputStream keyOutputStream = (KeyOutputStream) key.getOutputStream();
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 1);
OutputStream stream = keyOutputStream.getStreamEntries().get(0)
.getOutputStream();
OutputStream stream =
keyOutputStream.getStreamEntries().get(0).getOutputStream();
Assert.assertTrue(stream instanceof BlockOutputStream);
BlockOutputStream blockOutputStream = (BlockOutputStream) stream;
@ -199,8 +193,7 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 3,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 8,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 8, metrics.getTotalOpCount());
// flush is a sync call, all pending operations will complete
Assert.assertEquals(pendingWriteChunkCount,
@ -233,9 +226,8 @@ public class TestBlockOutputStreamWithFailures {
// rewritten plus one partial chunk plus two putBlocks for flushSize
// and one flush for partial chunk
key.flush();
Assert.assertEquals(2, keyOutputStream.getStreamEntries().size());
Assert.assertTrue(keyOutputStream.checkForException(blockOutputStream
Assert.assertTrue(HddsClientUtils.checkForException(blockOutputStream
.getIoException()) instanceof ContainerNotOpenException);
// Make sure the retryCount is reset after the exception is handled
@ -247,8 +239,7 @@ public class TestBlockOutputStreamWithFailures {
// make sure the bufferPool is empty
Assert
.assertEquals(0, blockOutputStream.getBufferPool().computeBufferData());
Assert
.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertNull(blockOutputStream.getCommitIndex2flushedDataMap());
Assert.assertEquals(0, keyOutputStream.getStreamEntries().size());
Assert.assertEquals(pendingWriteChunkCount,
@ -259,25 +250,23 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 8,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 22,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 22, metrics.getTotalOpCount());
// Written the same data twice
String dataString = new String(data1, UTF_8);
validateData(keyName, dataString.concat(dataString).getBytes());
}
@Test
public void testWatchForCommitDatanodeFailure() throws Exception {
@Test public void testWatchForCommitDatanodeFailure() throws Exception {
XceiverClientMetrics metrics =
XceiverClientManager.getXceiverClientMetrics();
long writeChunkCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.WriteChunk);
long putBlockCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.PutBlock);
long writeChunkCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk);
long putBlockCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock);
long totalOpCount = metrics.getTotalOpCount();
String keyName = getKeyName();
OzoneOutputStream key = createKey(keyName, ReplicationType.RATIS, 0);
@ -299,14 +288,13 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 2,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 6,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 6, metrics.getTotalOpCount());
Assert.assertTrue(key.getOutputStream() instanceof KeyOutputStream);
KeyOutputStream keyOutputStream = (KeyOutputStream) key.getOutputStream();
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 1);
OutputStream stream = keyOutputStream.getStreamEntries().get(0)
.getOutputStream();
OutputStream stream =
keyOutputStream.getStreamEntries().get(0).getOutputStream();
Assert.assertTrue(stream instanceof BlockOutputStream);
BlockOutputStream blockOutputStream = (BlockOutputStream) stream;
@ -344,8 +332,7 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 3,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 8,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 8, metrics.getTotalOpCount());
// Since the data in the buffer is already flushed, flush here will have
// no impact on the counters and data structures
@ -376,8 +363,7 @@ public class TestBlockOutputStreamWithFailures {
Assert.assertEquals(2, keyOutputStream.getStreamEntries().size());
// now close the stream, It will update the ack length after watchForCommit
key.close();
Assert
.assertEquals(blockSize, blockOutputStream.getTotalAckDataLength());
Assert.assertEquals(blockSize, blockOutputStream.getTotalAckDataLength());
// Make sure the retryCount is reset after the exception is handled
Assert.assertTrue(keyOutputStream.getRetryCount() == 0);
// make sure the bufferPool is empty
@ -396,25 +382,23 @@ public class TestBlockOutputStreamWithFailures {
// 4 flushes at flushSize boundaries + 2 flush for partial chunks
Assert.assertEquals(putBlockCount + 6,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 16,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 16, metrics.getTotalOpCount());
// Written the same data twice
String dataString = new String(data1, UTF_8);
validateData(keyName, dataString.concat(dataString).getBytes());
}
@Test
public void test2DatanodesFailure() throws Exception {
@Test public void test2DatanodesFailure() throws Exception {
XceiverClientMetrics metrics =
XceiverClientManager.getXceiverClientMetrics();
long writeChunkCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.WriteChunk);
long putBlockCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.PutBlock);
long writeChunkCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk);
long putBlockCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock);
long totalOpCount = metrics.getTotalOpCount();
String keyName = getKeyName();
OzoneOutputStream key = createKey(keyName, ReplicationType.RATIS, 0);
@ -436,14 +420,13 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 2,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 6,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 6, metrics.getTotalOpCount());
Assert.assertTrue(key.getOutputStream() instanceof KeyOutputStream);
KeyOutputStream keyOutputStream = (KeyOutputStream) key.getOutputStream();
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 1);
OutputStream stream = keyOutputStream.getStreamEntries().get(0)
.getOutputStream();
OutputStream stream =
keyOutputStream.getStreamEntries().get(0).getOutputStream();
Assert.assertTrue(stream instanceof BlockOutputStream);
BlockOutputStream blockOutputStream = (BlockOutputStream) stream;
@ -479,8 +462,7 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 3,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 8,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 8, metrics.getTotalOpCount());
// Since the data in the buffer is already flushed, flush here will have
// no impact on the counters and data structures
@ -512,7 +494,7 @@ public class TestBlockOutputStreamWithFailures {
// rewritten plus one partial chunk plus two putBlocks for flushSize
// and one flush for partial chunk
key.flush();
Assert.assertTrue(keyOutputStream.checkForException(blockOutputStream
Assert.assertTrue(HddsClientUtils.checkForException(blockOutputStream
.getIoException()) instanceof RaftRetryFailureException);
// Make sure the retryCount is reset after the exception is handled
Assert.assertTrue(keyOutputStream.getRetryCount() == 0);
@ -522,8 +504,7 @@ public class TestBlockOutputStreamWithFailures {
key.close();
Assert
.assertEquals(0, blockOutputStream.getBufferPool().computeBufferData());
Assert
.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertNull(blockOutputStream.getCommitIndex2flushedDataMap());
Assert.assertEquals(pendingWriteChunkCount,
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk));
@ -533,30 +514,27 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 8,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 22,
metrics.getTotalOpCount());
Assert
.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertEquals(totalOpCount + 22, metrics.getTotalOpCount());
Assert.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
// make sure the bufferPool is empty
Assert
.assertEquals(0, blockOutputStream.getBufferPool().computeBufferData());
Assert.assertNull(blockOutputStream.getCommitIndex2flushedDataMap());
Assert.assertEquals(0, keyOutputStream.getStreamEntries().size());
Assert.assertEquals(0, keyOutputStream.getLocationInfoList().size());
validateData(keyName, data1);
}
@Test
public void testFailureWithPrimeSizedData() throws Exception {
@Test public void testFailureWithPrimeSizedData() throws Exception {
XceiverClientMetrics metrics =
XceiverClientManager.getXceiverClientMetrics();
long writeChunkCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.WriteChunk);
long putBlockCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.PutBlock);
long writeChunkCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk);
long putBlockCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock);
long totalOpCount = metrics.getTotalOpCount();
String keyName = getKeyName();
OzoneOutputStream key = createKey(keyName, ReplicationType.RATIS, 0);
@ -577,24 +555,21 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 1,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 1, metrics.getTotalOpCount());
Assert.assertTrue(key.getOutputStream() instanceof KeyOutputStream);
KeyOutputStream keyOutputStream = (KeyOutputStream) key.getOutputStream();
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 1);
OutputStream stream = keyOutputStream.getStreamEntries().get(0)
.getOutputStream();
OutputStream stream =
keyOutputStream.getStreamEntries().get(0).getOutputStream();
Assert.assertTrue(stream instanceof BlockOutputStream);
BlockOutputStream blockOutputStream = (BlockOutputStream) stream;
Assert.assertEquals(2, blockOutputStream.getBufferPool().getSize());
Assert.assertEquals(dataLength, blockOutputStream.getWrittenDataLength());
Assert.assertEquals(0,
blockOutputStream.getTotalDataFlushedLength());
Assert.assertEquals(0, blockOutputStream.getTotalDataFlushedLength());
Assert.assertTrue(blockOutputStream.getTotalAckDataLength() == 0);
@ -613,8 +588,7 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 1,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 3,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 3, metrics.getTotalOpCount());
// Since the data in the buffer is already flushed, flush here will have
// no impact on the counters and data structures
@ -641,7 +615,7 @@ public class TestBlockOutputStreamWithFailures {
key.flush();
Assert.assertEquals(2, keyOutputStream.getStreamEntries().size());
Assert.assertTrue(keyOutputStream.checkForException(blockOutputStream
Assert.assertTrue(HddsClientUtils.checkForException(blockOutputStream
.getIoException()) instanceof ContainerNotOpenException);
// Make sure the retryCount is reset after the exception is handled
Assert.assertTrue(keyOutputStream.getRetryCount() == 0);
@ -653,8 +627,7 @@ public class TestBlockOutputStreamWithFailures {
// make sure the bufferPool is empty
Assert
.assertEquals(0, blockOutputStream.getBufferPool().computeBufferData());
Assert
.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertNull(blockOutputStream.getCommitIndex2flushedDataMap());
Assert.assertEquals(pendingWriteChunkCount,
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk));
@ -664,26 +637,24 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 3,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 9,
metrics.getTotalOpCount());
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 0);
Assert.assertEquals(totalOpCount + 9, metrics.getTotalOpCount());
Assert.assertTrue(keyOutputStream.getLocationInfoList().size() == 0);
// Written the same data twice
String dataString = new String(data1, UTF_8);
validateData(keyName, dataString.concat(dataString).getBytes());
}
@Test
public void testExceptionDuringClose() throws Exception {
@Test public void testExceptionDuringClose() throws Exception {
XceiverClientMetrics metrics =
XceiverClientManager.getXceiverClientMetrics();
long writeChunkCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.WriteChunk);
long putBlockCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.PutBlock);
long writeChunkCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk);
long putBlockCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock);
long totalOpCount = metrics.getTotalOpCount();
String keyName = getKeyName();
OzoneOutputStream key = createKey(keyName, ReplicationType.RATIS, 0);
@ -704,24 +675,21 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 1,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 1, metrics.getTotalOpCount());
Assert.assertTrue(key.getOutputStream() instanceof KeyOutputStream);
KeyOutputStream keyOutputStream = (KeyOutputStream) key.getOutputStream();
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 1);
OutputStream stream = keyOutputStream.getStreamEntries().get(0)
.getOutputStream();
OutputStream stream =
keyOutputStream.getStreamEntries().get(0).getOutputStream();
Assert.assertTrue(stream instanceof BlockOutputStream);
BlockOutputStream blockOutputStream = (BlockOutputStream) stream;
Assert.assertEquals(2, blockOutputStream.getBufferPool().getSize());
Assert.assertEquals(dataLength, blockOutputStream.getWrittenDataLength());
Assert.assertEquals(0,
blockOutputStream.getTotalDataFlushedLength());
Assert.assertEquals(0, blockOutputStream.getTotalDataFlushedLength());
Assert.assertTrue(blockOutputStream.getTotalAckDataLength() == 0);
@ -740,8 +708,7 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 1,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 3,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 3, metrics.getTotalOpCount());
// Since the data in the buffer is already flushed, flush here will have
// no impact on the counters and data structures
@ -767,15 +734,14 @@ public class TestBlockOutputStreamWithFailures {
// now close the stream, It will hit exception
key.close();
Assert.assertTrue(keyOutputStream.checkForException(blockOutputStream
Assert.assertTrue(HddsClientUtils.checkForException(blockOutputStream
.getIoException()) instanceof ContainerNotOpenException);
// Make sure the retryCount is reset after the exception is handled
Assert.assertTrue(keyOutputStream.getRetryCount() == 0);
// make sure the bufferPool is empty
Assert
.assertEquals(0, blockOutputStream.getBufferPool().computeBufferData());
Assert
.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertNull(blockOutputStream.getCommitIndex2flushedDataMap());
Assert.assertEquals(pendingWriteChunkCount,
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk));
@ -785,26 +751,24 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 3,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 9,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 9, metrics.getTotalOpCount());
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 0);
// Written the same data twice
String dataString = new String(data1, UTF_8);
validateData(keyName, dataString.concat(dataString).getBytes());
}
@Test
public void testWatchForCommitWithSingleNodeRatis() throws Exception {
@Test public void testWatchForCommitWithSingleNodeRatis() throws Exception {
XceiverClientMetrics metrics =
XceiverClientManager.getXceiverClientMetrics();
long writeChunkCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.WriteChunk);
long putBlockCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.PutBlock);
long writeChunkCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk);
long putBlockCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock);
long totalOpCount = metrics.getTotalOpCount();
String keyName = getKeyName();
OzoneOutputStream key =
@ -828,15 +792,14 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 2,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 6,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 6, metrics.getTotalOpCount());
Assert.assertTrue(key.getOutputStream() instanceof KeyOutputStream);
KeyOutputStream keyOutputStream = (KeyOutputStream) key.getOutputStream();
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 1);
OutputStream stream = keyOutputStream.getStreamEntries().get(0)
.getOutputStream();
OutputStream stream =
keyOutputStream.getStreamEntries().get(0).getOutputStream();
Assert.assertTrue(stream instanceof BlockOutputStream);
BlockOutputStream blockOutputStream = (BlockOutputStream) stream;
@ -872,8 +835,7 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 3,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 8,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 8, metrics.getTotalOpCount());
// flush is a sync call, all pending operations will complete
Assert.assertEquals(pendingWriteChunkCount,
@ -907,7 +869,7 @@ public class TestBlockOutputStreamWithFailures {
// and one flush for partial chunk
key.flush();
Assert.assertTrue(keyOutputStream.checkForException(blockOutputStream
Assert.assertTrue(HddsClientUtils.checkForException(blockOutputStream
.getIoException()) instanceof ContainerNotOpenException);
// Make sure the retryCount is reset after the exception is handled
Assert.assertTrue(keyOutputStream.getRetryCount() == 0);
@ -919,10 +881,9 @@ public class TestBlockOutputStreamWithFailures {
// make sure the bufferPool is empty
Assert
.assertEquals(0, blockOutputStream.getBufferPool().computeBufferData());
Assert
.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertNull(blockOutputStream.getCommitIndex2flushedDataMap());
Assert.assertEquals(0, keyOutputStream.getStreamEntries().size());
Assert.assertEquals(0, keyOutputStream.getLocationInfoList().size());
Assert.assertEquals(pendingWriteChunkCount,
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(pendingPutBlockCount,
@ -931,25 +892,23 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 8,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 22,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 22, metrics.getTotalOpCount());
// Written the same data twice
String dataString = new String(data1, UTF_8);
validateData(keyName, dataString.concat(dataString).getBytes());
}
@Test
public void testDatanodeFailureWithSingleNodeRatis() throws Exception {
@Test public void testDatanodeFailureWithSingleNodeRatis() throws Exception {
XceiverClientMetrics metrics =
XceiverClientManager.getXceiverClientMetrics();
long writeChunkCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.WriteChunk);
long putBlockCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.PutBlock);
long writeChunkCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk);
long putBlockCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock);
long totalOpCount = metrics.getTotalOpCount();
String keyName = getKeyName();
OzoneOutputStream key =
@ -972,14 +931,13 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 2,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 6,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 6, metrics.getTotalOpCount());
Assert.assertTrue(key.getOutputStream() instanceof KeyOutputStream);
KeyOutputStream keyOutputStream = (KeyOutputStream) key.getOutputStream();
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 1);
OutputStream stream = keyOutputStream.getStreamEntries().get(0)
.getOutputStream();
OutputStream stream =
keyOutputStream.getStreamEntries().get(0).getOutputStream();
Assert.assertTrue(stream instanceof BlockOutputStream);
BlockOutputStream blockOutputStream = (BlockOutputStream) stream;
@ -1015,8 +973,7 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 3,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 8,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 8, metrics.getTotalOpCount());
// Since the data in the buffer is already flushed, flush here will have
// no impact on the counters and data structures
@ -1044,7 +1001,7 @@ public class TestBlockOutputStreamWithFailures {
key.flush();
Assert.assertTrue(keyOutputStream.checkForException(blockOutputStream
Assert.assertTrue(HddsClientUtils.checkForException(blockOutputStream
.getIoException()) instanceof RaftRetryFailureException);
Assert.assertEquals(1, raftClient.getCommitInfoMap().size());
// Make sure the retryCount is reset after the exception is handled
@ -1052,8 +1009,7 @@ public class TestBlockOutputStreamWithFailures {
Assert.assertEquals(2, keyOutputStream.getStreamEntries().size());
// now close the stream, It will update the ack length after watchForCommit
key.close();
Assert
.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
// make sure the bufferPool is empty
Assert
.assertEquals(0, blockOutputStream.getBufferPool().computeBufferData());
@ -1073,27 +1029,25 @@ public class TestBlockOutputStreamWithFailures {
// flush failed + 3 more flushes for the next block
Assert.assertEquals(putBlockCount + 8,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 22,
metrics.getTotalOpCount());
Assert.assertEquals(0, keyOutputStream.getStreamEntries().size());
Assert.assertEquals(totalOpCount + 22, metrics.getTotalOpCount());
Assert.assertEquals(0, keyOutputStream.getLocationInfoList().size());
// Written the same data twice
String dataString = new String(data1, UTF_8);
cluster.restartHddsDatanode(pipeline.getNodes().get(0), true);
validateData(keyName, dataString.concat(dataString).getBytes());
}
@Test
public void testDatanodeFailureWithPreAllocation() throws Exception {
@Test public void testDatanodeFailureWithPreAllocation() throws Exception {
XceiverClientMetrics metrics =
XceiverClientManager.getXceiverClientMetrics();
long writeChunkCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.WriteChunk);
long putBlockCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.PutBlock);
long writeChunkCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk);
long putBlockCount =
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount =
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock);
long totalOpCount = metrics.getTotalOpCount();
String keyName = getKeyName();
OzoneOutputStream key =
@ -1117,14 +1071,13 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 2,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 6,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 6, metrics.getTotalOpCount());
Assert.assertTrue(key.getOutputStream() instanceof KeyOutputStream);
KeyOutputStream keyOutputStream = (KeyOutputStream) key.getOutputStream();
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 3);
OutputStream stream = keyOutputStream.getStreamEntries().get(0)
.getOutputStream();
OutputStream stream =
keyOutputStream.getStreamEntries().get(0).getOutputStream();
Assert.assertTrue(stream instanceof BlockOutputStream);
BlockOutputStream blockOutputStream = (BlockOutputStream) stream;
@ -1160,8 +1113,7 @@ public class TestBlockOutputStreamWithFailures {
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 3,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 8,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 8, metrics.getTotalOpCount());
// Since the data in the buffer is already flushed, flush here will have
// no impact on the counters and data structures
@ -1188,7 +1140,7 @@ public class TestBlockOutputStreamWithFailures {
key.flush();
Assert.assertTrue(keyOutputStream.checkForException(blockOutputStream
Assert.assertTrue(HddsClientUtils.checkForException(blockOutputStream
.getIoException()) instanceof RaftRetryFailureException);
// Make sure the retryCount is reset after the exception is handled
@ -1197,13 +1149,12 @@ public class TestBlockOutputStreamWithFailures {
// now close the stream, It will update the ack length after watchForCommit
key.close();
Assert
.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
// make sure the bufferPool is empty
Assert
.assertEquals(0, blockOutputStream.getBufferPool().computeBufferData());
Assert.assertNull(blockOutputStream.getCommitIndex2flushedDataMap());
Assert.assertEquals(0, keyOutputStream.getStreamEntries().size());
Assert.assertEquals(0, keyOutputStream.getLocationInfoList().size());
Assert.assertEquals(pendingWriteChunkCount,
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(pendingPutBlockCount,
@ -1219,8 +1170,7 @@ public class TestBlockOutputStreamWithFailures {
// flush failed + 3 more flushes for the next block
Assert.assertEquals(putBlockCount + 8,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 22,
metrics.getTotalOpCount());
Assert.assertEquals(totalOpCount + 22, metrics.getTotalOpCount());
// Written the same data twice
String dataString = new String(data1, UTF_8);
cluster.restartHddsDatanode(pipeline.getNodes().get(0), true);

2
hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestCloseContainerHandlingByClient.java
View File

@ -291,7 +291,7 @@ public class TestCloseContainerHandlingByClient {
(KeyOutputStream) key.getOutputStream();
// With the initial size provided, it should have preallocated 4 blocks
Assert.assertEquals(4, keyOutputStream.getStreamEntries().size());
// write data 3 blocks and one more chunk
// write data 4 blocks and one more chunk
byte[] writtenData =
ContainerTestHelper.getFixedLengthString(keyString, keyLen)
.getBytes(UTF_8);

8
hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestOzoneClientRetriesOnException.java
View File

@ -21,6 +21,7 @@ import org.apache.hadoop.hdds.client.ReplicationType;
import org.apache.hadoop.hdds.conf.OzoneConfiguration;
import org.apache.hadoop.hdds.scm.XceiverClientManager;
import org.apache.hadoop.hdds.scm.XceiverClientSpi;
import org.apache.hadoop.hdds.scm.client.HddsClientUtils;
import org.apache.hadoop.hdds.scm.container.ContainerID;
import org.apache.hadoop.hdds.scm.container.ContainerInfo;
import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerNotOpenException;
@ -50,7 +51,6 @@ import java.util.concurrent.TimeUnit;
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_STALENODE_INTERVAL;
/**
* Tests failure detection and handling in BlockOutputStream Class.
@ -85,7 +85,7 @@ public class TestOzoneClientRetriesOnException {
blockSize = 2 * maxFlushSize;
conf.set(OzoneConfigKeys.OZONE_CLIENT_WATCH_REQUEST_TIMEOUT, "5000ms");
conf.setTimeDuration(HDDS_SCM_WATCHER_TIMEOUT, 1000, TimeUnit.MILLISECONDS);
conf.setTimeDuration(OZONE_SCM_STALENODE_INTERVAL, 3, TimeUnit.SECONDS);
// conf.setTimeDuration(OZONE_SCM_STALENODE_INTERVAL, 30, TimeUnit.SECONDS);
conf.set(OzoneConfigKeys.OZONE_CLIENT_CHECKSUM_TYPE, "NONE");
conf.setInt(OzoneConfigKeys.OZONE_CLIENT_MAX_RETRIES, 3);
conf.setQuietMode(false);
@ -150,7 +150,7 @@ public class TestOzoneClientRetriesOnException {
.getPipeline(container.getPipelineID());
ContainerTestHelper.waitForPipelineClose(key, cluster, true);
key.flush();
Assert.assertTrue(keyOutputStream.checkForException(blockOutputStream
Assert.assertTrue(HddsClientUtils.checkForException(blockOutputStream
.getIoException()) instanceof GroupMismatchException);
Assert.assertTrue(keyOutputStream.getExcludeList().getPipelineIds()
.contains(pipeline.getId()));
@ -201,7 +201,7 @@ public class TestOzoneClientRetriesOnException {
key.write(data1);
Assert.fail("Expected exception not thrown");
} catch (IOException ioe) {
Assert.assertTrue(keyOutputStream.checkForException(blockOutputStream
Assert.assertTrue(HddsClientUtils.checkForException(blockOutputStream
.getIoException()) instanceof ContainerNotOpenException);
Assert.assertTrue(ioe.getMessage().contains(
"Retry request failed. retries get failed due to exceeded maximum "

501
hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestWatchForCommit.java Normal file
View File

@ -0,0 +1,501 @@
/**
* 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.client.ReplicationType;
import org.apache.hadoop.hdds.conf.OzoneConfiguration;
import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
import org.apache.hadoop.hdds.scm.*;
import org.apache.hadoop.hdds.scm.client.HddsClientUtils;
import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerWithPipeline;
import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
import org.apache.hadoop.hdds.scm.protocolPB.StorageContainerLocationProtocolClientSideTranslatorPB;
import org.apache.hadoop.hdds.scm.storage.BlockOutputStream;
import org.apache.hadoop.ozone.MiniOzoneCluster;
import org.apache.hadoop.ozone.OzoneConfigKeys;
import org.apache.hadoop.ozone.client.ObjectStore;
import org.apache.hadoop.ozone.client.OzoneClient;
import org.apache.hadoop.ozone.client.OzoneClientFactory;
import org.apache.hadoop.ozone.client.io.KeyOutputStream;
import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
import org.apache.hadoop.ozone.container.ContainerTestHelper;
import org.apache.hadoop.test.GenericTestUtils;
import org.apache.ratis.protocol.GroupMismatchException;
import org.apache.ratis.protocol.RaftRetryFailureException;
import org.junit.Assert;
import org.junit.Test;
import java.io.IOException;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;
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_STALENODE_INTERVAL;
/**
* This class verifies the watchForCommit Handling by xceiverClient.
*/
public class TestWatchForCommit {
private MiniOzoneCluster cluster;
private OzoneClient client;
private ObjectStore objectStore;
private String volumeName;
private String bucketName;
private String keyString;
private int chunkSize;
private int flushSize;
private int maxFlushSize;
private int blockSize;
private StorageContainerLocationProtocolClientSideTranslatorPB
storageContainerLocationClient;
private static String containerOwner = "OZONE";
/**
* Create a MiniDFSCluster for testing.
* <p>
* Ozone is made active by setting OZONE_ENABLED = true
*
* @throws IOException
*/
private void startCluster(OzoneConfiguration conf) throws Exception {
chunkSize = 100;
flushSize = 2 * chunkSize;
maxFlushSize = 2 * flushSize;
blockSize = 2 * maxFlushSize;
conf.setTimeDuration(HDDS_SCM_WATCHER_TIMEOUT, 1000, TimeUnit.MILLISECONDS);
conf.setTimeDuration(
OzoneConfigKeys.DFS_RATIS_CLIENT_REQUEST_RETRY_INTERVAL_KEY,
1, TimeUnit.SECONDS);
conf.setQuietMode(false);
cluster = MiniOzoneCluster.newBuilder(conf)
.setNumDatanodes(7)
.setBlockSize(blockSize)
.setChunkSize(chunkSize)
.setStreamBufferFlushSize(flushSize)
.setStreamBufferMaxSize(maxFlushSize)
.setStreamBufferSizeUnit(StorageUnit.BYTES)
.build();
cluster.waitForClusterToBeReady();
//the easiest way to create an open container is creating a key
client = OzoneClientFactory.getClient(conf);
objectStore = client.getObjectStore();
keyString = UUID.randomUUID().toString();
volumeName = "watchforcommithandlingtest";
bucketName = volumeName;
objectStore.createVolume(volumeName);
objectStore.getVolume(volumeName).createBucket(bucketName);
storageContainerLocationClient = cluster
.getStorageContainerLocationClient();
}
/**
* Shutdown MiniDFSCluster.
*/
private void shutdown() {
if (cluster != null) {
cluster.shutdown();
}
}
private String getKeyName() {
return UUID.randomUUID().toString();
}
@Test
public void testWatchForCommitWithKeyWrite() throws Exception {
// in this case, watch request should fail with RaftRetryFailureException
// and will be captured in keyOutputStream and the failover will happen
// to a different block
OzoneConfiguration conf = new OzoneConfiguration();
conf.setTimeDuration(OzoneConfigKeys.OZONE_CLIENT_WATCH_REQUEST_TIMEOUT, 20,
TimeUnit.SECONDS);
conf.setInt(OzoneConfigKeys.DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY, 5);
startCluster(conf);
XceiverClientMetrics metrics =
XceiverClientManager.getXceiverClientMetrics();
long writeChunkCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.WriteChunk);
long putBlockCount = metrics.getContainerOpCountMetrics(
ContainerProtos.Type.PutBlock);
long pendingWriteChunkCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.WriteChunk);
long pendingPutBlockCount = metrics.getContainerOpsMetrics(
ContainerProtos.Type.PutBlock);
long totalOpCount = metrics.getTotalOpCount();
String keyName = getKeyName();
OzoneOutputStream key = createKey(keyName, ReplicationType.RATIS, 0);
int dataLength = maxFlushSize + 50;
// write data more than 1 chunk
byte[] data1 =
ContainerTestHelper.getFixedLengthString(keyString, dataLength)
.getBytes(UTF_8);
key.write(data1);
// since its hitting the full bufferCondition, it will call watchForCommit
// and completes atleast putBlock for first flushSize worth of data
Assert.assertTrue(
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk)
<= pendingWriteChunkCount + 2);
Assert.assertTrue(
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock)
<= pendingPutBlockCount + 1);
Assert.assertEquals(writeChunkCount + 4,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 2,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 6,
metrics.getTotalOpCount());
Assert.assertTrue(key.getOutputStream() instanceof KeyOutputStream);
KeyOutputStream keyOutputStream = (KeyOutputStream)key.getOutputStream();
Assert.assertTrue(keyOutputStream.getStreamEntries().size() == 1);
OutputStream stream = keyOutputStream.getStreamEntries().get(0)
.getOutputStream();
Assert.assertTrue(stream instanceof BlockOutputStream);
BlockOutputStream blockOutputStream = (BlockOutputStream) stream;
// we have just written data more than flush Size(2 chunks), at this time
// buffer pool will have 3 buffers allocated worth of chunk size
Assert.assertEquals(4, blockOutputStream.getBufferPool().getSize());
// writtenDataLength as well flushedDataLength will be updated here
Assert.assertEquals(dataLength, blockOutputStream.getWrittenDataLength());
Assert.assertEquals(maxFlushSize,
blockOutputStream.getTotalDataFlushedLength());
// since data equals to maxBufferSize is written, this will be a blocking
// call and hence will wait for atleast flushSize worth of data to get
// acked by all servers right here
Assert.assertTrue(blockOutputStream.getTotalAckDataLength() >= flushSize);
// watchForCommit will clean up atleast one entry from the map where each
// entry corresponds to flushSize worth of data
Assert.assertTrue(
blockOutputStream.getCommitIndex2flushedDataMap().size() <= 1);
// Now do a flush. This will flush the data and update the flush length and
// the map.
key.flush();
Assert.assertEquals(pendingWriteChunkCount,
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(pendingPutBlockCount,
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(writeChunkCount + 5,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 3,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 8,
metrics.getTotalOpCount());
// Since the data in the buffer is already flushed, flush here will have
// no impact on the counters and data structures
Assert.assertEquals(4, blockOutputStream.getBufferPool().getSize());
Assert.assertEquals(dataLength, blockOutputStream.getWrittenDataLength());
Assert.assertEquals(dataLength,
blockOutputStream.getTotalDataFlushedLength());
// flush will make sure one more entry gets updated in the map
Assert.assertTrue(
blockOutputStream.getCommitIndex2flushedDataMap().size() <= 2);
XceiverClientRatis raftClient =
(XceiverClientRatis) blockOutputStream.getXceiverClient();
Assert.assertEquals(3, raftClient.getCommitInfoMap().size());
Pipeline pipeline = raftClient.getPipeline();
cluster.shutdownHddsDatanode(pipeline.getNodes().get(0));
cluster.shutdownHddsDatanode(pipeline.getNodes().get(1));
// again write data with more than max buffer limit. This will call
// watchForCommit again. Since the commit will happen 2 way, the
// commitInfoMap will get updated for servers which are alive
// 4 writeChunks = maxFlushSize + 2 putBlocks will be discarded here
// once exception is hit
key.write(data1);
// As a part of handling the exception, 4 failed writeChunks will be
// rewritten plus one partial chunk plus two putBlocks for flushSize
// and one flush for partial chunk
key.flush();
Assert.assertTrue(HddsClientUtils.checkForException(blockOutputStream
.getIoException()) instanceof RaftRetryFailureException);
// Make sure the retryCount is reset after the exception is handled
Assert.assertTrue(keyOutputStream.getRetryCount() == 0);
// now close the stream, It will update the ack length after watchForCommit
Assert.assertEquals(2, keyOutputStream.getStreamEntries().size());
key.close();
Assert
.assertEquals(0, blockOutputStream.getBufferPool().computeBufferData());
Assert
.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
Assert.assertNull(blockOutputStream.getCommitIndex2flushedDataMap());
Assert.assertEquals(0, keyOutputStream.getStreamEntries().size());
Assert.assertEquals(pendingWriteChunkCount,
metrics.getContainerOpsMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(pendingPutBlockCount,
metrics.getContainerOpsMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(writeChunkCount + 14,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
Assert.assertEquals(putBlockCount + 8,
metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock));
Assert.assertEquals(totalOpCount + 22,
metrics.getTotalOpCount());
Assert
.assertEquals(dataLength, blockOutputStream.getTotalAckDataLength());
// make sure the bufferPool is empty
Assert
.assertEquals(0, blockOutputStream.getBufferPool().computeBufferData());
Assert.assertNull(blockOutputStream.getCommitIndex2flushedDataMap());
validateData(keyName, data1);
shutdown();
}
@Test
public void testWatchForCommitWithSmallerTimeoutValue() throws Exception {
OzoneConfiguration conf = new OzoneConfiguration();
conf.setTimeDuration(OzoneConfigKeys.OZONE_CLIENT_WATCH_REQUEST_TIMEOUT, 3,
TimeUnit.SECONDS);
conf.setInt(OzoneConfigKeys.DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY, 10);
startCluster(conf);
XceiverClientManager clientManager = new XceiverClientManager(conf);
ContainerWithPipeline container1 = storageContainerLocationClient
.allocateContainer(HddsProtos.ReplicationType.RATIS,
HddsProtos.ReplicationFactor.THREE, containerOwner);
XceiverClientSpi xceiverClient = clientManager
.acquireClient(container1.getPipeline());
Assert.assertEquals(1, xceiverClient.getRefcount());
Assert.assertEquals(container1.getPipeline(),
xceiverClient.getPipeline());
Pipeline pipeline = xceiverClient.getPipeline();
XceiverClientReply reply = xceiverClient.sendCommandAsync(
ContainerTestHelper.getCreateContainerRequest(
container1.getContainerInfo().getContainerID(),
xceiverClient.getPipeline()));
reply.getResponse().get();
long index = reply.getLogIndex();
cluster.shutdownHddsDatanode(pipeline.getNodes().get(0));
cluster.shutdownHddsDatanode(pipeline.getNodes().get(1));
try {
// just watch for a lo index which in not updated in the commitInfo Map
xceiverClient.watchForCommit(index + 1, 3000);
Assert.fail("expected exception not thrown");
} catch (Exception e) {
Assert.assertTrue(
HddsClientUtils.checkForException(e) instanceof TimeoutException);
}
// After releasing the xceiverClient, this connection should be closed
// and any container operations should fail
clientManager.releaseClient(xceiverClient, false);
shutdown();
}
@Test
public void testWatchForCommitForRetryfailure() throws Exception {
OzoneConfiguration conf = new OzoneConfiguration();
conf.setTimeDuration(OzoneConfigKeys.OZONE_CLIENT_WATCH_REQUEST_TIMEOUT,
100, TimeUnit.SECONDS);
conf.setInt(OzoneConfigKeys.DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY, 10);
startCluster(conf);
XceiverClientManager clientManager = new XceiverClientManager(conf);
ContainerWithPipeline container1 = storageContainerLocationClient
.allocateContainer(HddsProtos.ReplicationType.RATIS,
HddsProtos.ReplicationFactor.THREE, containerOwner);
XceiverClientSpi xceiverClient = clientManager
.acquireClient(container1.getPipeline());
Assert.assertEquals(1, xceiverClient.getRefcount());
Assert.assertEquals(container1.getPipeline(),
xceiverClient.getPipeline());
Pipeline pipeline = xceiverClient.getPipeline();
XceiverClientReply reply = xceiverClient.sendCommandAsync(
ContainerTestHelper.getCreateContainerRequest(
container1.getContainerInfo().getContainerID(),
xceiverClient.getPipeline()));
reply.getResponse().get();
long index = reply.getLogIndex();
cluster.shutdownHddsDatanode(pipeline.getNodes().get(0));
cluster.shutdownHddsDatanode(pipeline.getNodes().get(1));
// again write data with more than max buffer limit. This wi
try {
// just watch for a lo index which in not updated in the commitInfo Map
xceiverClient.watchForCommit(index + 1, 20000);
Assert.fail("expected exception not thrown");
} catch (Exception e) {
Assert.assertTrue(HddsClientUtils
.checkForException(e) instanceof RaftRetryFailureException);
}
clientManager.releaseClient(xceiverClient, false);
shutdown();
}
@Test
public void test2WayCommitForRetryfailure() throws Exception {
OzoneConfiguration conf = new OzoneConfiguration();
conf.setTimeDuration(OzoneConfigKeys.OZONE_CLIENT_WATCH_REQUEST_TIMEOUT, 20,
TimeUnit.SECONDS);
conf.setInt(OzoneConfigKeys.DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY, 8);
startCluster(conf);
GenericTestUtils.LogCapturer logCapturer =
GenericTestUtils.LogCapturer.captureLogs(XceiverClientRatis.LOG);
XceiverClientManager clientManager = new XceiverClientManager(conf);
ContainerWithPipeline container1 = storageContainerLocationClient
.allocateContainer(HddsProtos.ReplicationType.RATIS,
HddsProtos.ReplicationFactor.THREE, containerOwner);
XceiverClientSpi xceiverClient = clientManager
.acquireClient(container1.getPipeline());
Assert.assertEquals(1, xceiverClient.getRefcount());
Assert.assertEquals(container1.getPipeline(),
xceiverClient.getPipeline());
Pipeline pipeline = xceiverClient.getPipeline();
XceiverClientRatis ratisClient = (XceiverClientRatis) xceiverClient;
XceiverClientReply reply = xceiverClient.sendCommandAsync(
ContainerTestHelper.getCreateContainerRequest(
container1.getContainerInfo().getContainerID(),
xceiverClient.getPipeline()));
reply.getResponse().get();
Assert.assertEquals(3, ratisClient.getCommitInfoMap().size());
cluster.shutdownHddsDatanode(pipeline.getNodes().get(0));
reply = xceiverClient.sendCommandAsync(ContainerTestHelper
.getCloseContainer(pipeline,
container1.getContainerInfo().getContainerID()));
reply.getResponse().get();
xceiverClient.watchForCommit(reply.getLogIndex(), 20000);
// commitInfo Map will be reduced to 2 here
Assert.assertEquals(2, ratisClient.getCommitInfoMap().size());
clientManager.releaseClient(xceiverClient, false);
Assert.assertTrue(logCapturer.getOutput().contains("3 way commit failed"));
Assert
.assertTrue(logCapturer.getOutput().contains("Committed by majority"));
logCapturer.stopCapturing();
shutdown();
}
@Test
public void test2WayCommitForTimeoutException() throws Exception {
OzoneConfiguration conf = new OzoneConfiguration();
conf.setTimeDuration(OzoneConfigKeys.OZONE_CLIENT_WATCH_REQUEST_TIMEOUT, 3,
TimeUnit.SECONDS);
conf.setInt(OzoneConfigKeys.DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY, 10);
startCluster(conf);
GenericTestUtils.LogCapturer logCapturer =
GenericTestUtils.LogCapturer.captureLogs(XceiverClientRatis.LOG);
XceiverClientManager clientManager = new XceiverClientManager(conf);
ContainerWithPipeline container1 = storageContainerLocationClient
.allocateContainer(HddsProtos.ReplicationType.RATIS,
HddsProtos.ReplicationFactor.THREE, containerOwner);
XceiverClientSpi xceiverClient = clientManager
.acquireClient(container1.getPipeline());
Assert.assertEquals(1, xceiverClient.getRefcount());
Assert.assertEquals(container1.getPipeline(),
xceiverClient.getPipeline());
Pipeline pipeline = xceiverClient.getPipeline();
XceiverClientRatis ratisClient = (XceiverClientRatis) xceiverClient;
XceiverClientReply reply = xceiverClient.sendCommandAsync(
ContainerTestHelper.getCreateContainerRequest(
container1.getContainerInfo().getContainerID(),
xceiverClient.getPipeline()));
reply.getResponse().get();
Assert.assertEquals(3, ratisClient.getCommitInfoMap().size());
cluster.shutdownHddsDatanode(pipeline.getNodes().get(0));
reply = xceiverClient.sendCommandAsync(ContainerTestHelper
.getCloseContainer(pipeline,
container1.getContainerInfo().getContainerID()));
reply.getResponse().get();
xceiverClient.watchForCommit(reply.getLogIndex(), 3000);
// commitInfo Map will be reduced to 2 here
Assert.assertEquals(2, ratisClient.getCommitInfoMap().size());
clientManager.releaseClient(xceiverClient, false);
Assert.assertTrue(logCapturer.getOutput().contains("3 way commit failed"));
Assert.assertTrue(logCapturer.getOutput().contains("TimeoutException"));
Assert
.assertTrue(logCapturer.getOutput().contains("Committed by majority"));
logCapturer.stopCapturing();
shutdown();
}
@Test
public void testWatchForCommitForGroupMismatchException() throws Exception {
OzoneConfiguration conf = new OzoneConfiguration();
conf.setTimeDuration(OzoneConfigKeys.OZONE_CLIENT_WATCH_REQUEST_TIMEOUT, 20,
TimeUnit.SECONDS);
conf.setInt(OzoneConfigKeys.DFS_RATIS_CLIENT_REQUEST_MAX_RETRIES_KEY, 20);
// mark the node stale early so that pipleline gets destroyed quickly
conf.setTimeDuration(OZONE_SCM_STALENODE_INTERVAL, 3, TimeUnit.SECONDS);
startCluster(conf);
GenericTestUtils.LogCapturer logCapturer =
GenericTestUtils.LogCapturer.captureLogs(XceiverClientRatis.LOG);
XceiverClientManager clientManager = new XceiverClientManager(conf);
ContainerWithPipeline container1 = storageContainerLocationClient
.allocateContainer(HddsProtos.ReplicationType.RATIS,
HddsProtos.ReplicationFactor.THREE, containerOwner);
XceiverClientSpi xceiverClient = clientManager
.acquireClient(container1.getPipeline());
Assert.assertEquals(1, xceiverClient.getRefcount());
Assert.assertEquals(container1.getPipeline(),
xceiverClient.getPipeline());
Pipeline pipeline = xceiverClient.getPipeline();
XceiverClientRatis ratisClient = (XceiverClientRatis) xceiverClient;
long containerId = container1.getContainerInfo().getContainerID();
XceiverClientReply reply = xceiverClient.sendCommandAsync(
ContainerTestHelper.getCreateContainerRequest(containerId,
xceiverClient.getPipeline()));
reply.getResponse().get();
Assert.assertEquals(3, ratisClient.getCommitInfoMap().size());
List<Pipeline> pipelineList = new ArrayList<>();
pipelineList.add(pipeline);
ContainerTestHelper.waitForPipelineClose(pipelineList, cluster);
try {
// just watch for a lo index which in not updated in the commitInfo Map
xceiverClient.watchForCommit(reply.getLogIndex() + 1, 20000);
Assert.fail("Expected exception not thrown");
} catch(Exception e) {
Assert.assertTrue(HddsClientUtils
.checkForException(e) instanceof GroupMismatchException);
}
clientManager.releaseClient(xceiverClient, false);
shutdown();
}
private OzoneOutputStream createKey(String keyName, ReplicationType type,
long size) throws Exception {
return ContainerTestHelper
.createKey(keyName, type, size, objectStore, volumeName, bucketName);
}
private void validateData(String keyName, byte[] data) throws Exception {
ContainerTestHelper
.validateData(keyName, data, objectStore, volumeName, bucketName);
}
}

27
hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/ContainerTestHelper.java
View File

@ -57,6 +57,7 @@ import org.apache.hadoop.ozone.HddsDatanodeService;
import org.apache.hadoop.ozone.MiniOzoneCluster;
import org.apache.hadoop.ozone.OzoneConsts;
import org.apache.hadoop.ozone.client.ObjectStore;
import org.apache.hadoop.ozone.client.io.BlockOutputStreamEntry;
import org.apache.hadoop.ozone.client.io.KeyOutputStream;
import org.apache.hadoop.ozone.client.io.OzoneInputStream;
import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
@ -68,7 +69,6 @@ import org.apache.hadoop.ozone.container.common.impl.ContainerData;
import org.apache.hadoop.ozone.container.common.interfaces.Container;
import org.apache.hadoop.ozone.container.common.transport.server.XceiverServerSpi;
import org.apache.hadoop.ozone.container.common.transport.server.ratis.XceiverServerRatis;
import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
import org.apache.hadoop.security.token.Token;
import com.google.common.base.Preconditions;
@ -723,11 +723,11 @@ public final class ContainerTestHelper {
MiniOzoneCluster cluster) throws Exception {
KeyOutputStream keyOutputStream =
(KeyOutputStream) outputStream.getOutputStream();
List<OmKeyLocationInfo> locationInfoList =
keyOutputStream.getLocationInfoList();
List<BlockOutputStreamEntry> streamEntryList =
keyOutputStream.getStreamEntries();
List<Long> containerIdList = new ArrayList<>();
for (OmKeyLocationInfo info : locationInfoList) {
long id = info.getContainerID();
for (BlockOutputStreamEntry entry : streamEntryList) {
long id = entry.getBlockID().getContainerID();
if (!containerIdList.contains(id)) {
containerIdList.add(id);
}
@ -741,11 +741,14 @@ public final class ContainerTestHelper {
throws Exception {
KeyOutputStream keyOutputStream =
(KeyOutputStream) outputStream.getOutputStream();
List<OmKeyLocationInfo> locationInfoList =
keyOutputStream.getLocationInfoList();
List<BlockOutputStreamEntry> streamEntryList =
keyOutputStream.getStreamEntries();
List<Long> containerIdList = new ArrayList<>();
for (OmKeyLocationInfo info : locationInfoList) {
containerIdList.add(info.getContainerID());
for (BlockOutputStreamEntry entry : streamEntryList) {
long id = entry.getBlockID().getContainerID();
if (!containerIdList.contains(id)) {
containerIdList.add(id);
}
}
Assert.assertTrue(!containerIdList.isEmpty());
waitForPipelineClose(cluster, waitForContainerCreation,
@ -784,6 +787,12 @@ public final class ContainerTestHelper {
}
}
}
waitForPipelineClose(pipelineList, cluster);
}
public static void waitForPipelineClose(List<Pipeline> pipelineList,
MiniOzoneCluster cluster)
throws TimeoutException, InterruptedException, IOException {
for (Pipeline pipeline1 : pipelineList) {
// issue pipeline destroy command
cluster.getStorageContainerManager().getPipelineManager()

2
hadoop-ozone/pom.xml
View File

@ -29,7 +29,7 @@
<hadoop.version>3.2.0</hadoop.version>
<hdds.version>0.5.0-SNAPSHOT</hdds.version>
<ozone.version>0.5.0-SNAPSHOT</ozone.version>
<ratis.version>0.3.0</ratis.version>
<ratis.version>0.4.0-fe2b15d-SNAPSHOT</ratis.version>
<bouncycastle.version>1.60</bouncycastle.version>
<ozone.release>Crater Lake</ozone.release>
<declared.ozone.version>${ozone.version}</declared.ozone.version>