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MAPREDUCE-7322. revisiting TestMRIntermediateDataEncryption. Contributed by Ahmed Hussein.

This commit is contained in:
Jim Brennan 2021-03-15 20:13:17 +00:00
parent aa4c17b9d7
commit 299b8062f1
21 changed files with 1081 additions and 447 deletions
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5
hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/util/JarFinder.java
View File

@ -165,10 +165,11 @@ public class JarFinder {
if (!testDir.exists()) {
testDir.mkdirs();
}
File tempJar = File.createTempFile("hadoop-", "", testDir);
tempJar = new File(tempJar.getAbsolutePath() + ".jar");
File tempFile = File.createTempFile("hadoop-", "", testDir);
File tempJar = new File(tempFile.getAbsolutePath() + ".jar");
createJar(baseDir, tempJar);
tempJar.deleteOnExit();
tempFile.deleteOnExit();
return tempJar.getAbsolutePath();
}
}

23
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/test/java/org/apache/hadoop/mapreduce/v2/app/TestRecovery.java
View File

@ -40,6 +40,7 @@ import java.util.Map;
import java.util.concurrent.TimeoutException;
import org.apache.hadoop.mapreduce.util.MRJobConfUtil;
import org.apache.hadoop.mapreduce.v2.app.job.event.TaskAttemptFailEvent;
import org.junit.Assert;
@ -105,6 +106,8 @@ import org.apache.hadoop.yarn.event.EventHandler;
import org.apache.hadoop.test.GenericTestUtils;
import org.apache.hadoop.yarn.util.Clock;
import org.apache.hadoop.yarn.util.SystemClock;
import org.junit.BeforeClass;
import org.junit.Test;
import org.mockito.ArgumentCaptor;
import org.slf4j.Logger;
@ -114,15 +117,24 @@ import org.slf4j.LoggerFactory;
public class TestRecovery {
private static final Logger LOG = LoggerFactory.getLogger(TestRecovery.class);
private static Path outputDir = new Path(new File("target",
TestRecovery.class.getName()).getAbsolutePath() +
Path.SEPARATOR + "out");
private static File testRootDir;
private static Path outputDir;
private static String partFile = "part-r-00000";
private Text key1 = new Text("key1");
private Text key2 = new Text("key2");
private Text val1 = new Text("val1");
private Text val2 = new Text("val2");
@BeforeClass
public static void setupClass() throws Exception {
// setup the test root directory
testRootDir =
GenericTestUtils.setupTestRootDir(
TestRecovery.class);
outputDir = new Path(testRootDir.getAbsolutePath(), "out");
}
/**
* AM with 2 maps and 1 reduce. For 1st map, one attempt fails, one attempt
* completely disappears because of failed launch, one attempt gets killed and
@ -600,14 +612,13 @@ public class TestRecovery {
MRApp app = new MRAppWithHistory(1, 1, false, this.getClass().getName(),
true, ++runCount) {
};
Configuration conf = new Configuration();
Configuration conf =
MRJobConfUtil.initEncryptedIntermediateConfigsForTesting(null);
conf.setBoolean(MRJobConfig.MR_AM_JOB_RECOVERY_ENABLE, true);
conf.setBoolean("mapred.mapper.new-api", true);
conf.setBoolean("mapred.reducer.new-api", true);
conf.setBoolean(MRJobConfig.JOB_UBERTASK_ENABLE, false);
conf.set(FileOutputFormat.OUTDIR, outputDir.toString());
conf.setBoolean(MRJobConfig.MR_ENCRYPTED_INTERMEDIATE_DATA, true);
// run the MR job at the first attempt
Job jobAttempt1 = app.submit(conf);
app.waitForState(jobAttempt1, JobState.RUNNING);

5
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/BackupStore.java
View File

@ -42,7 +42,8 @@ import org.apache.hadoop.mapred.Merger.Segment;
import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.CryptoUtils;
import org.apache.hadoop.mapreduce.security.IntermediateEncryptedStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -576,7 +577,7 @@ public class BackupStore<K,V> {
file = lDirAlloc.getLocalPathForWrite(tmp.toUri().getPath(),
-1, conf);
FSDataOutputStream out = fs.create(file);
out = CryptoUtils.wrapIfNecessary(conf, out);
out = IntermediateEncryptedStream.wrapIfNecessary(conf, out, tmp);
return new Writer<K, V>(conf, out, null, null, null, null, true);
}
}

34
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/MapTask.java
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@ -63,6 +63,7 @@ import org.apache.hadoop.mapreduce.TaskType;
import org.apache.hadoop.mapreduce.lib.input.FileInputFormatCounter;
import org.apache.hadoop.mapreduce.lib.map.WrappedMapper;
import org.apache.hadoop.mapreduce.lib.output.FileOutputFormatCounter;
import org.apache.hadoop.mapreduce.security.IntermediateEncryptedStream;
import org.apache.hadoop.mapreduce.split.JobSplit.TaskSplitIndex;
import org.apache.hadoop.mapreduce.task.MapContextImpl;
import org.apache.hadoop.mapreduce.CryptoUtils;
@ -1630,7 +1631,9 @@ public class MapTask extends Task {
IFile.Writer<K, V> writer = null;
try {
long segmentStart = out.getPos();
partitionOut = CryptoUtils.wrapIfNecessary(job, out, false);
partitionOut =
IntermediateEncryptedStream.wrapIfNecessary(job, out, false,
filename);
writer = new Writer<K, V>(job, partitionOut, keyClass, valClass, codec,
spilledRecordsCounter);
if (combinerRunner == null) {
@ -1687,6 +1690,7 @@ public class MapTask extends Task {
Path indexFilename =
mapOutputFile.getSpillIndexFileForWrite(numSpills, partitions
* MAP_OUTPUT_INDEX_RECORD_LENGTH);
IntermediateEncryptedStream.addSpillIndexFile(indexFilename, job);
spillRec.writeToFile(indexFilename, job);
} else {
indexCacheList.add(spillRec);
@ -1727,7 +1731,9 @@ public class MapTask extends Task {
try {
long segmentStart = out.getPos();
// Create a new codec, don't care!
partitionOut = CryptoUtils.wrapIfNecessary(job, out, false);
partitionOut =
IntermediateEncryptedStream.wrapIfNecessary(job, out, false,
filename);
writer = new IFile.Writer<K,V>(job, partitionOut, keyClass, valClass, codec,
spilledRecordsCounter);
@ -1761,6 +1767,7 @@ public class MapTask extends Task {
Path indexFilename =
mapOutputFile.getSpillIndexFileForWrite(numSpills, partitions
* MAP_OUTPUT_INDEX_RECORD_LENGTH);
IntermediateEncryptedStream.addSpillIndexFile(indexFilename, job);
spillRec.writeToFile(indexFilename, job);
} else {
indexCacheList.add(spillRec);
@ -1854,15 +1861,19 @@ public class MapTask extends Task {
finalOutFileSize += rfs.getFileStatus(filename[i]).getLen();
}
if (numSpills == 1) { //the spill is the final output
Path indexFileOutput =
mapOutputFile.getOutputIndexFileForWriteInVolume(filename[0]);
sameVolRename(filename[0],
mapOutputFile.getOutputFileForWriteInVolume(filename[0]));
if (indexCacheList.size() == 0) {
sameVolRename(mapOutputFile.getSpillIndexFile(0),
mapOutputFile.getOutputIndexFileForWriteInVolume(filename[0]));
Path indexFilePath = mapOutputFile.getSpillIndexFile(0);
IntermediateEncryptedStream.validateSpillIndexFile(
indexFilePath, job);
sameVolRename(indexFilePath, indexFileOutput);
} else {
indexCacheList.get(0).writeToFile(
mapOutputFile.getOutputIndexFileForWriteInVolume(filename[0]), job);
indexCacheList.get(0).writeToFile(indexFileOutput, job);
}
IntermediateEncryptedStream.addSpillIndexFile(indexFileOutput, job);
sortPhase.complete();
return;
}
@ -1870,6 +1881,7 @@ public class MapTask extends Task {
// read in paged indices
for (int i = indexCacheList.size(); i < numSpills; ++i) {
Path indexFileName = mapOutputFile.getSpillIndexFile(i);
IntermediateEncryptedStream.validateSpillIndexFile(indexFileName, job);
indexCacheList.add(new SpillRecord(indexFileName, job));
}
@ -1881,7 +1893,7 @@ public class MapTask extends Task {
mapOutputFile.getOutputFileForWrite(finalOutFileSize);
Path finalIndexFile =
mapOutputFile.getOutputIndexFileForWrite(finalIndexFileSize);
IntermediateEncryptedStream.addSpillIndexFile(finalIndexFile, job);
//The output stream for the final single output file
FSDataOutputStream finalOut = rfs.create(finalOutputFile, true, 4096);
FSDataOutputStream finalPartitionOut = null;
@ -1893,8 +1905,9 @@ public class MapTask extends Task {
try {
for (int i = 0; i < partitions; i++) {
long segmentStart = finalOut.getPos();
finalPartitionOut = CryptoUtils.wrapIfNecessary(job, finalOut,
false);
finalPartitionOut =
IntermediateEncryptedStream.wrapIfNecessary(job, finalOut,
false, finalOutputFile);
Writer<K, V> writer =
new Writer<K, V>(job, finalPartitionOut, keyClass, valClass, codec, null);
writer.close();
@ -1957,7 +1970,8 @@ public class MapTask extends Task {
//write merged output to disk
long segmentStart = finalOut.getPos();
finalPartitionOut = CryptoUtils.wrapIfNecessary(job, finalOut, false);
finalPartitionOut = IntermediateEncryptedStream.wrapIfNecessary(job,
finalOut, false, finalOutputFile);
Writer<K, V> writer =
new Writer<K, V>(job, finalPartitionOut, keyClass, valClass, codec,
spilledRecordsCounter);

6
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/Merger.java
View File

@ -40,6 +40,7 @@ import org.apache.hadoop.mapred.IFile.Writer;
import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.mapreduce.TaskType;
import org.apache.hadoop.mapreduce.CryptoUtils;
import org.apache.hadoop.mapreduce.security.IntermediateEncryptedStream;
import org.apache.hadoop.util.PriorityQueue;
import org.apache.hadoop.util.Progress;
import org.apache.hadoop.util.Progressable;
@ -302,7 +303,7 @@ public class Merger {
FSDataInputStream in = fs.open(file);
in.seek(segmentOffset);
in = CryptoUtils.wrapIfNecessary(conf, in);
in = IntermediateEncryptedStream.wrapIfNecessary(conf, in, file);
reader = new Reader<K, V>(conf, in,
segmentLength - CryptoUtils.cryptoPadding(conf),
codec, readsCounter);
@ -730,7 +731,8 @@ public class Merger {
approxOutputSize, conf);
FSDataOutputStream out = fs.create(outputFile);
out = CryptoUtils.wrapIfNecessary(conf, out);
out = IntermediateEncryptedStream.wrapIfNecessary(conf, out,
outputFile);
Writer<K, V> writer = new Writer<K, V>(conf, out, keyClass, valueClass,
codec, writesCounter, true);
writeFile(this, writer, reporter, conf);

89
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/security/IntermediateEncryptedStream.java Normal file
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@ -0,0 +1,89 @@
/*
* 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.mapreduce.security;
import java.io.IOException;
import java.io.InputStream;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapreduce.CryptoUtils;
/**
* Used to wrap helpers while spilling intermediate files.
* Setting the {@link SpillCallBackInjector} helps in:
* 1- adding callbacks to capture the path of the spilled files.
* 2- Verifying the encryption when intermediate encryption is enabled.
*/
@InterfaceAudience.Private
@InterfaceStability.Unstable
public final class IntermediateEncryptedStream {
private static SpillCallBackInjector prevSpillCBInjector = null;
public static FSDataOutputStream wrapIfNecessary(Configuration conf,
FSDataOutputStream out, Path outPath) throws IOException {
SpillCallBackInjector.get().writeSpillFileCB(outPath, out, conf);
return CryptoUtils.wrapIfNecessary(conf, out, true);
}
public static FSDataOutputStream wrapIfNecessary(Configuration conf,
FSDataOutputStream out, boolean closeOutputStream,
Path outPath) throws IOException {
SpillCallBackInjector.get().writeSpillFileCB(outPath, out, conf);
return CryptoUtils.wrapIfNecessary(conf, out, closeOutputStream);
}
public static FSDataInputStream wrapIfNecessary(Configuration conf,
FSDataInputStream in, Path inputPath) throws IOException {
SpillCallBackInjector.get().getSpillFileCB(inputPath, in, conf);
return CryptoUtils.wrapIfNecessary(conf, in);
}
public static InputStream wrapIfNecessary(Configuration conf,
InputStream in, long length, Path inputPath) throws IOException {
SpillCallBackInjector.get().getSpillFileCB(inputPath, in, conf);
return CryptoUtils.wrapIfNecessary(conf, in, length);
}
public static void addSpillIndexFile(Path indexFilename, Configuration conf) {
SpillCallBackInjector.get().addSpillIndexFileCB(indexFilename, conf);
}
public static void validateSpillIndexFile(Path indexFilename,
Configuration conf) {
SpillCallBackInjector.get().validateSpillIndexFileCB(indexFilename, conf);
}
public static SpillCallBackInjector resetSpillCBInjector() {
return setSpillCBInjector(prevSpillCBInjector);
}
public synchronized static SpillCallBackInjector setSpillCBInjector(
SpillCallBackInjector spillInjector) {
prevSpillCBInjector =
SpillCallBackInjector.getAndSet(spillInjector);
return spillInjector;
}
private IntermediateEncryptedStream() {}
}

86
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/security/SpillCallBackInjector.java Normal file
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@ -0,0 +1,86 @@
/**
* 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.mapreduce.security;
import java.io.IOException;
import java.io.InputStream;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.thirdparty.com.google.common.annotations.VisibleForTesting;
/**
* Used for injecting callbacks while spilling files.
* Calls into this are a no-op in production code.
*/
@VisibleForTesting
@InterfaceAudience.Private
public class SpillCallBackInjector {
private static SpillCallBackInjector instance = new SpillCallBackInjector();
public static SpillCallBackInjector get() {
return instance;
}
/**
* Sets the global SpillFilesCBInjector to the new value, returning the old
* value.
*
* @param spillInjector the new implementation for the spill injector.
* @return the previous implementation.
*/
public static SpillCallBackInjector getAndSet(
SpillCallBackInjector spillInjector) {
SpillCallBackInjector prev = instance;
instance = spillInjector;
return prev;
}
public void writeSpillIndexFileCB(Path path) {
// do nothing
}
public void writeSpillFileCB(Path path, FSDataOutputStream out,
Configuration conf) {
// do nothing
}
public void getSpillFileCB(Path path, InputStream is, Configuration conf) {
// do nothing
}
public String getSpilledFileReport() {
return null;
}
public void handleErrorInSpillFill(Path path, Exception e) {
// do nothing
}
public void corruptSpilledFile(Path fileName) throws IOException {
// do nothing
}
public void addSpillIndexFileCB(Path path, Configuration conf) {
// do nothing
}
public void validateSpillIndexFileCB(Path path, Configuration conf) {
// do nothing
}
}

193
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/security/SpillCallBackPathsFinder.java Normal file
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@ -0,0 +1,193 @@
/*
* 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.mapreduce.security;
import java.io.IOException;
import java.io.InputStream;
import java.util.Collections;
import java.util.LinkedHashSet;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.concurrent.ConcurrentHashMap;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.crypto.CryptoStreamUtils;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapreduce.CryptoUtils;
/**
* An implementation class that keeps track of the spilled files.
*/
public class SpillCallBackPathsFinder extends SpillCallBackInjector {
private static final Logger LOG =
LoggerFactory.getLogger(SpillCallBackPathsFinder.class);
/**
* Encrypted spilled files.
*/
private final Map<Path, Set<Long>> encryptedSpillFiles =
Collections.synchronizedMap(new ConcurrentHashMap<>());
/**
* Non-Encrypted spilled files.
*/
private final Map<Path, Set<Long>> spillFiles =
Collections.synchronizedMap(new ConcurrentHashMap<>());
/**
* Invalid position access.
*/
private final Map<Path, Set<Long>> invalidAccessMap =
Collections.synchronizedMap(new ConcurrentHashMap<>());
/**
* Index spill files.
*/
private final Set<Path> indexSpillFiles = ConcurrentHashMap.newKeySet();
/**
* Paths that were not found in the maps.
*/
private final Set<Path> negativeCache = ConcurrentHashMap.newKeySet();
protected Map<Path, Set<Long>> getFilesMap(Configuration config) {
if (CryptoUtils.isEncryptedSpillEnabled(config)) {
return encryptedSpillFiles;
}
return spillFiles;
}
@Override
public void writeSpillFileCB(Path path, FSDataOutputStream out,
Configuration conf) {
long outPos = out.getPos();
getFilesMap(conf)
.computeIfAbsent(path, p -> ConcurrentHashMap.newKeySet())
.add(outPos);
LOG.debug("writeSpillFileCB.. path:{}; pos:{}", path, outPos);
}
@Override
public void getSpillFileCB(Path path, InputStream is, Configuration conf) {
if (path == null) {
return;
}
Set<Long> pathEntries = getFilesMap(conf).get(path);
if (pathEntries != null) {
try {
long isPos = CryptoStreamUtils.getInputStreamOffset(is);
if (pathEntries.contains(isPos)) {
LOG.debug("getSpillFileCB... Path {}; Pos: {}", path, isPos);
return;
}
invalidAccessMap
.computeIfAbsent(path, p -> ConcurrentHashMap.newKeySet())
.add(isPos);
LOG.debug("getSpillFileCB... access incorrect position.. "
+ "Path {}; Pos: {}", path, isPos);
} catch (IOException e) {
LOG.error("Could not get inputStream position.. Path {}", path, e);
// do nothing
}
return;
}
negativeCache.add(path);
LOG.warn("getSpillFileCB.. Could not find spilled file .. Path: {}", path);
}
@Override
public String getSpilledFileReport() {
StringBuilder strBuilder =
new StringBuilder("\n++++++++ Spill Report ++++++++")
.append(dumpMapEntries("Encrypted Spilled Files",
encryptedSpillFiles))
.append(dumpMapEntries("Non-Encrypted Spilled Files",
spillFiles))
.append(dumpMapEntries("Invalid Spill Access",
invalidAccessMap))
.append("\n ----- Spilled Index Files ----- ")
.append(indexSpillFiles.size());
for (Path p : indexSpillFiles) {
strBuilder.append("\n\t index-path: ").append(p.toString());
}
strBuilder.append("\n ----- Negative Cache files ----- ")
.append(negativeCache.size());
for (Path p : negativeCache) {
strBuilder.append("\n\t path: ").append(p.toString());
}
return strBuilder.toString();
}
@Override
public void addSpillIndexFileCB(Path path, Configuration conf) {
if (path == null) {
return;
}
indexSpillFiles.add(path);
LOG.debug("addSpillIndexFileCB... Path: {}", path);
}
@Override
public void validateSpillIndexFileCB(Path path, Configuration conf) {
if (path == null) {
return;
}
if (indexSpillFiles.contains(path)) {
LOG.debug("validateSpillIndexFileCB.. Path: {}", path);
return;
}
LOG.warn("validateSpillIndexFileCB.. could not retrieve indexFile.. "
+ "Path: {}", path);
negativeCache.add(path);
}
public Set<Path> getEncryptedSpilledFiles() {
return Collections.unmodifiableSet(encryptedSpillFiles.keySet());
}
/**
* Gets the set of path:pos of the entries that were accessed incorrectly.
* @return a set of string in the format of {@literal Path[Pos]}
*/
public Set<String> getInvalidSpillEntries() {
Set<String> result = new LinkedHashSet<>();
for (Entry<Path, Set<Long>> spillMapEntry: invalidAccessMap.entrySet()) {
for (Long singleEntry : spillMapEntry.getValue()) {
result.add(String.format("%s[%d]",
spillMapEntry.getKey(), singleEntry));
}
}
return result;
}
private String dumpMapEntries(String label,
Map<Path, Set<Long>> entriesMap) {
StringBuilder strBuilder =
new StringBuilder(String.format("%n ----- %s ----- %d", label,
entriesMap.size()));
for (Entry<Path, Set<Long>> encryptedSpillEntry
: entriesMap.entrySet()) {
strBuilder.append(String.format("%n\t\tpath: %s",
encryptedSpillEntry.getKey()));
for (Long singlePos : encryptedSpillEntry.getValue()) {
strBuilder.append(String.format("%n\t\t\tentry: %d", singlePos));
}
}
return strBuilder.toString();
}
}

25
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/security/package-info.java Normal file
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@ -0,0 +1,25 @@
/*
* 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.
*/
@InterfaceAudience.Private
@InterfaceStability.Unstable
/**
* Helper classes for the shuffle/spill encryptions.
*/
package org.apache.hadoop.mapreduce.security;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;

5
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/task/reduce/Fetcher.java
View File

@ -42,6 +42,7 @@ import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.security.IntermediateEncryptedStream;
import org.apache.hadoop.mapreduce.security.SecureShuffleUtils;
import org.apache.hadoop.mapreduce.CryptoUtils;
import org.apache.hadoop.security.ssl.SSLFactory;
@ -512,7 +513,9 @@ class Fetcher<K,V> extends Thread {
}
InputStream is = input;
is = CryptoUtils.wrapIfNecessary(jobConf, is, compressedLength);
is =
IntermediateEncryptedStream.wrapIfNecessary(jobConf, is,
compressedLength, null);
compressedLength -= CryptoUtils.cryptoPadding(jobConf);
decompressedLength -= CryptoUtils.cryptoPadding(jobConf);

6
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/task/reduce/LocalFetcher.java
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@ -36,6 +36,8 @@ import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapred.SpillRecord;
import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.CryptoUtils;
import org.apache.hadoop.mapreduce.security.IntermediateEncryptedStream;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -151,7 +153,9 @@ class LocalFetcher<K,V> extends Fetcher<K, V> {
FileSystem localFs = FileSystem.getLocal(job).getRaw();
FSDataInputStream inStream = localFs.open(mapOutputFileName);
try {
inStream = CryptoUtils.wrapIfNecessary(job, inStream);
inStream =
IntermediateEncryptedStream.wrapIfNecessary(job, inStream,
mapOutputFileName);
inStream.seek(ir.startOffset + CryptoUtils.cryptoPadding(job));
mapOutput.shuffle(LOCALHOST, inStream, compressedLength,
decompressedLength, metrics, reporter);

14
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/task/reduce/MergeManagerImpl.java
View File

@ -53,7 +53,7 @@ import org.apache.hadoop.mapred.Task.CombineValuesIterator;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.TaskID;
import org.apache.hadoop.mapreduce.CryptoUtils;
import org.apache.hadoop.mapreduce.security.IntermediateEncryptedStream;
import org.apache.hadoop.mapreduce.task.reduce.MapOutput.MapOutputComparator;
import org.apache.hadoop.util.Progress;
import org.apache.hadoop.util.ReflectionUtils;
@ -468,7 +468,9 @@ public class MergeManagerImpl<K, V> implements MergeManager<K, V> {
mergeOutputSize).suffix(
Task.MERGED_OUTPUT_PREFIX);
FSDataOutputStream out = CryptoUtils.wrapIfNecessary(jobConf, rfs.create(outputPath));
FSDataOutputStream out =
IntermediateEncryptedStream.wrapIfNecessary(jobConf,
rfs.create(outputPath), outputPath);
Writer<K, V> writer = new Writer<K, V>(jobConf, out,
(Class<K>) jobConf.getMapOutputKeyClass(),
(Class<V>) jobConf.getMapOutputValueClass(), codec, null, true);
@ -552,7 +554,9 @@ public class MergeManagerImpl<K, V> implements MergeManager<K, V> {
localDirAllocator.getLocalPathForWrite(inputs.get(0).toString(),
approxOutputSize, jobConf).suffix(Task.MERGED_OUTPUT_PREFIX);
FSDataOutputStream out = CryptoUtils.wrapIfNecessary(jobConf, rfs.create(outputPath));
FSDataOutputStream out =
IntermediateEncryptedStream.wrapIfNecessary(jobConf,
rfs.create(outputPath), outputPath);
Writer<K, V> writer = new Writer<K, V>(jobConf, out,
(Class<K>) jobConf.getMapOutputKeyClass(),
(Class<V>) jobConf.getMapOutputValueClass(), codec, null, true);
@ -735,7 +739,9 @@ public class MergeManagerImpl<K, V> implements MergeManager<K, V> {
tmpDir, comparator, reporter, spilledRecordsCounter, null,
mergePhase);
FSDataOutputStream out = CryptoUtils.wrapIfNecessary(job, fs.create(outputPath));
FSDataOutputStream out =
IntermediateEncryptedStream.wrapIfNecessary(job,
fs.create(outputPath), outputPath);
Writer<K, V> writer = new Writer<K, V>(job, out, keyClass, valueClass,
codec, null, true);
try {

5
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/task/reduce/OnDiskMapOutput.java
View File

@ -37,7 +37,7 @@ import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapred.MapOutputFile;
import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.CryptoUtils;
import org.apache.hadoop.mapreduce.security.IntermediateEncryptedStream;
import org.apache.hadoop.mapreduce.task.reduce.MergeManagerImpl.CompressAwarePath;
import org.apache.hadoop.thirdparty.com.google.common.annotations.VisibleForTesting;
@ -84,7 +84,8 @@ class OnDiskMapOutput<K, V> extends IFileWrappedMapOutput<K, V> {
this.fs = fs;
this.outputPath = outputPath;
tmpOutputPath = getTempPath(outputPath, fetcher);
disk = CryptoUtils.wrapIfNecessary(conf, fs.create(tmpOutputPath));
disk = IntermediateEncryptedStream.wrapIfNecessary(conf,
fs.create(tmpOutputPath), tmpOutputPath);
}
@VisibleForTesting

58
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/util/MRJobConfUtil.java
View File

@ -17,14 +17,22 @@
*/
package org.apache.hadoop.mapreduce.util;
import java.io.File;
import java.util.concurrent.TimeUnit;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapreduce.MRJobConfig;
/**
* A class that contains utility methods for MR Job configuration.
*/
public final class MRJobConfUtil {
private static final Logger LOG =
LoggerFactory.getLogger(MRJobConfUtil.class);
public static final String REDACTION_REPLACEMENT_VAL = "*********(redacted)";
/**
@ -130,4 +138,54 @@ public final class MRJobConfUtil {
public static double convertTaskProgressToFactor(final float progress) {
return Math.floor(progress * MRJobConfUtil.PROGRESS_MIN_DELTA_FACTOR);
}
/**
* For unit tests, use urandom to avoid the YarnChild process from hanging
* on low entropy systems.
*/
private static final String TEST_JVM_SECURITY_EGD_OPT =
"-Djava.security.egd=file:/dev/./urandom";
public static Configuration initEncryptedIntermediateConfigsForTesting(
Configuration conf) {
Configuration config =
(conf == null) ? new Configuration(): conf;
final String childJVMOpts =
TEST_JVM_SECURITY_EGD_OPT.concat(" ")
.concat(config.get("mapred.child.java.opts", " "));
// Set the jvm arguments.
config.set("yarn.app.mapreduce.am.admin-command-opts",
TEST_JVM_SECURITY_EGD_OPT);
config.set("mapred.child.java.opts", childJVMOpts);
config.setBoolean("mapreduce.job.encrypted-intermediate-data", true);
return config;
}
/**
* Set local directories so that the generated folders is subdirectory of the
* test directories.
* @param conf
* @param testRootDir
* @return
*/
public static Configuration setLocalDirectoriesConfigForTesting(
Configuration conf, File testRootDir) {
Configuration config =
(conf == null) ? new Configuration(): conf;
final File hadoopLocalDir = new File(testRootDir, "hadoop-dir");
// create the directory
if (!hadoopLocalDir.getAbsoluteFile().mkdirs()) {
LOG.info("{} directory already exists", hadoopLocalDir.getPath());
}
Path mapredHadoopTempDir = new Path(hadoopLocalDir.getPath());
Path mapredSystemDir = new Path(mapredHadoopTempDir, "system");
Path stagingDir = new Path(mapredHadoopTempDir, "tmp/staging");
// Set the temp directories a subdir of the test directory.
config.set("mapreduce.jobtracker.staging.root.dir", stagingDir.toString());
config.set("mapreduce.jobtracker.system.dir", mapredSystemDir.toString());
config.set("mapreduce.cluster.temp.dir", mapredHadoopTempDir.toString());
config.set("mapreduce.cluster.local.dir",
new Path(mapredHadoopTempDir, "local").toString());
return config;
}
}

81
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/test/java/org/apache/hadoop/mapreduce/task/reduce/TestMerger.java
View File

@ -24,6 +24,7 @@ import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
@ -50,43 +51,60 @@ import org.apache.hadoop.mapred.Merger;
import org.apache.hadoop.mapred.Merger.Segment;
import org.apache.hadoop.mapred.RawKeyValueIterator;
import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapreduce.CryptoUtils;
import org.apache.hadoop.mapreduce.JobID;
import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.TaskID;
import org.apache.hadoop.mapreduce.TaskType;
import org.apache.hadoop.mapreduce.security.IntermediateEncryptedStream;
import org.apache.hadoop.mapreduce.security.TokenCache;
import org.apache.hadoop.mapreduce.task.reduce.MergeManagerImpl.CompressAwarePath;
import org.apache.hadoop.mapreduce.util.MRJobConfUtil;
import org.apache.hadoop.security.Credentials;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.test.GenericTestUtils;
import org.apache.hadoop.util.Progress;
import org.apache.hadoop.util.Progressable;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestName;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;
public class TestMerger {
private Configuration conf;
private static File testRootDir;
@Rule
public TestName unitTestName = new TestName();
private File unitTestDir;
private JobConf jobConf;
private FileSystem fs;
@Before
public void setup() throws IOException {
conf = new Configuration();
jobConf = new JobConf();
fs = FileSystem.getLocal(conf);
@BeforeClass
public static void setupClass() throws Exception {
// setup the test root directory
testRootDir =
GenericTestUtils.setupTestRootDir(
TestMerger.class);
}
@Before
public void setup() throws IOException {
unitTestDir = new File(testRootDir, unitTestName.getMethodName());
unitTestDir.mkdirs();
jobConf = new JobConf();
// Set the temp directories a subdir of the test directory.
MRJobConfUtil.setLocalDirectoriesConfigForTesting(jobConf, unitTestDir);
jobConf.set(MRConfig.FRAMEWORK_NAME, "local");
fs = FileSystem.getLocal(jobConf);
}
@Test
public void testEncryptedMerger() throws Throwable {
jobConf.setBoolean(MRJobConfig.MR_ENCRYPTED_INTERMEDIATE_DATA, true);
conf.setBoolean(MRJobConfig.MR_ENCRYPTED_INTERMEDIATE_DATA, true);
// Enable intermediate encryption.
MRJobConfUtil.initEncryptedIntermediateConfigsForTesting(jobConf);
Credentials credentials = UserGroupInformation.getCurrentUser().getCredentials();
TokenCache.setEncryptedSpillKey(new byte[16], credentials);
UserGroupInformation.getCurrentUser().addCredentials(credentials);
@ -106,8 +124,8 @@ public class TestMerger {
LocalDirAllocator lda = new LocalDirAllocator(MRConfig.LOCAL_DIR);
MergeManagerImpl<Text, Text> mergeManager = new MergeManagerImpl<Text, Text>(
reduceId1, jobConf, fs, lda, Reporter.NULL, null, null, null, null, null,
null, null, new Progress(), new MROutputFiles());
reduceId1, jobConf, fs, lda, Reporter.NULL, null, null, null, null,
null, null, null, new Progress(), new MROutputFiles());
// write map outputs
Map<String, String> map1 = new TreeMap<String, String>();
@ -115,12 +133,12 @@ public class TestMerger {
map1.put("carrot", "delicious");
Map<String, String> map2 = new TreeMap<String, String>();
map1.put("banana", "pretty good");
byte[] mapOutputBytes1 = writeMapOutput(conf, map1);
byte[] mapOutputBytes2 = writeMapOutput(conf, map2);
byte[] mapOutputBytes1 = writeMapOutput(jobConf, map1);
byte[] mapOutputBytes2 = writeMapOutput(jobConf, map2);
InMemoryMapOutput<Text, Text> mapOutput1 = new InMemoryMapOutput<Text, Text>(
conf, mapId1, mergeManager, mapOutputBytes1.length, null, true);
jobConf, mapId1, mergeManager, mapOutputBytes1.length, null, true);
InMemoryMapOutput<Text, Text> mapOutput2 = new InMemoryMapOutput<Text, Text>(
conf, mapId2, mergeManager, mapOutputBytes2.length, null, true);
jobConf, mapId2, mergeManager, mapOutputBytes2.length, null, true);
System.arraycopy(mapOutputBytes1, 0, mapOutput1.getMemory(), 0,
mapOutputBytes1.length);
System.arraycopy(mapOutputBytes2, 0, mapOutput2.getMemory(), 0,
@ -150,12 +168,12 @@ public class TestMerger {
map3.put("carrot", "amazing");
Map<String, String> map4 = new TreeMap<String, String>();
map4.put("banana", "bla");
byte[] mapOutputBytes3 = writeMapOutput(conf, map3);
byte[] mapOutputBytes4 = writeMapOutput(conf, map4);
byte[] mapOutputBytes3 = writeMapOutput(jobConf, map3);
byte[] mapOutputBytes4 = writeMapOutput(jobConf, map4);
InMemoryMapOutput<Text, Text> mapOutput3 = new InMemoryMapOutput<Text, Text>(
conf, mapId3, mergeManager, mapOutputBytes3.length, null, true);
jobConf, mapId3, mergeManager, mapOutputBytes3.length, null, true);
InMemoryMapOutput<Text, Text> mapOutput4 = new InMemoryMapOutput<Text, Text>(
conf, mapId4, mergeManager, mapOutputBytes4.length, null, true);
jobConf, mapId4, mergeManager, mapOutputBytes4.length, null, true);
System.arraycopy(mapOutputBytes3, 0, mapOutput3.getMemory(), 0,
mapOutputBytes3.length);
System.arraycopy(mapOutputBytes4, 0, mapOutput4.getMemory(), 0,
@ -174,12 +192,13 @@ public class TestMerger {
Assert.assertEquals(2, mergeManager.onDiskMapOutputs.size());
List<CompressAwarePath> paths = new ArrayList<CompressAwarePath>();
Iterator<CompressAwarePath> iterator = mergeManager.onDiskMapOutputs.iterator();
Iterator<CompressAwarePath> iterator =
mergeManager.onDiskMapOutputs.iterator();
List<String> keys = new ArrayList<String>();
List<String> values = new ArrayList<String>();
while (iterator.hasNext()) {
CompressAwarePath next = iterator.next();
readOnDiskMapOutput(conf, fs, next, keys, values);
readOnDiskMapOutput(jobConf, fs, next, keys, values);
paths.add(next);
}
assertThat(keys).isEqualTo(Arrays.asList("apple", "banana", "carrot",
@ -189,8 +208,8 @@ public class TestMerger {
mergeManager.close();
mergeManager = new MergeManagerImpl<Text, Text>(
reduceId2, jobConf, fs, lda, Reporter.NULL, null, null, null, null, null,
null, null, new Progress(), new MROutputFiles());
reduceId2, jobConf, fs, lda, Reporter.NULL, null, null, null, null,
null, null, null, new Progress(), new MROutputFiles());
MergeThread<CompressAwarePath,Text,Text> onDiskMerger = mergeManager.createOnDiskMerger();
onDiskMerger.merge(paths);
@ -199,7 +218,8 @@ public class TestMerger {
keys = new ArrayList<String>();
values = new ArrayList<String>();
readOnDiskMapOutput(conf, fs, mergeManager.onDiskMapOutputs.iterator().next(), keys, values);
readOnDiskMapOutput(jobConf, fs,
mergeManager.onDiskMapOutputs.iterator().next(), keys, values);
assertThat(keys).isEqualTo(Arrays.asList("apple", "apple", "banana",
"banana", "carrot", "carrot"));
assertThat(values).isEqualTo(Arrays.asList("awesome", "disgusting",
@ -227,7 +247,8 @@ public class TestMerger {
private void readOnDiskMapOutput(Configuration conf, FileSystem fs, Path path,
List<String> keys, List<String> values) throws IOException {
FSDataInputStream in = CryptoUtils.wrapIfNecessary(conf, fs.open(path));
FSDataInputStream in =
IntermediateEncryptedStream.wrapIfNecessary(conf, fs.open(path), path);
IFile.Reader<Text, Text> reader = new IFile.Reader<Text, Text>(conf, in,
fs.getFileStatus(path).getLen(), null, null);
@ -257,14 +278,16 @@ public class TestMerger {
@SuppressWarnings( { "unchecked" })
public void testMergeShouldReturnProperProgress(
List<Segment<Text, Text>> segments) throws IOException {
Path tmpDir = new Path("localpath");
Path tmpDir = new Path(jobConf.get("mapreduce.cluster.temp.dir"),
"localpath");
Class<Text> keyClass = (Class<Text>) jobConf.getMapOutputKeyClass();
Class<Text> valueClass = (Class<Text>) jobConf.getMapOutputValueClass();
RawComparator<Text> comparator = jobConf.getOutputKeyComparator();
Counter readsCounter = new Counter();
Counter writesCounter = new Counter();
Progress mergePhase = new Progress();
RawKeyValueIterator mergeQueue = Merger.merge(conf, fs, keyClass,
RawKeyValueIterator mergeQueue = Merger.merge(jobConf, fs, keyClass,
valueClass, segments, 2, tmpDir, comparator, getReporter(),
readsCounter, writesCounter, mergePhase);
final float epsilon = 0.00001f;

112
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/TestLocalJobSubmission.java
View File

@ -31,8 +31,20 @@ import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.SleepJob;
import org.apache.hadoop.mapreduce.security.IntermediateEncryptedStream;
import org.apache.hadoop.mapreduce.security.SpillCallBackPathsFinder;
import org.apache.hadoop.mapreduce.util.MRJobConfUtil;
import org.apache.hadoop.test.GenericTestUtils;
import org.apache.hadoop.util.ToolRunner;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TestName;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import static org.junit.Assert.*;
@ -41,8 +53,39 @@ import static org.junit.Assert.*;
* -jt local -libjars
*/
public class TestLocalJobSubmission {
private static Path TEST_ROOT_DIR =
new Path(System.getProperty("test.build.data","/tmp"));
private static final Logger LOG =
LoggerFactory.getLogger(TestLocalJobSubmission.class);
private static File testRootDir;
@Rule
public TestName unitTestName = new TestName();
private File unitTestDir;
private Path jarPath;
private Configuration config;
@BeforeClass
public static void setupClass() throws Exception {
// setup the test root directory
testRootDir =
GenericTestUtils.setupTestRootDir(TestLocalJobSubmission.class);
}
@Before
public void setup() throws IOException {
unitTestDir = new File(testRootDir, unitTestName.getMethodName());
unitTestDir.mkdirs();
config = createConfig();
jarPath = makeJar(new Path(unitTestDir.getAbsolutePath(), "test.jar"));
}
private Configuration createConfig() {
// Set the temp directories a subdir of the test directory.
Configuration conf =
MRJobConfUtil.setLocalDirectoriesConfigForTesting(null, unitTestDir);
conf.set(MRConfig.FRAMEWORK_NAME, "local");
return conf;
}
/**
* Test the local job submission options of -jt local -libjars.
@ -51,12 +94,9 @@ public class TestLocalJobSubmission {
*/
@Test
public void testLocalJobLibjarsOption() throws IOException {
Configuration conf = new Configuration();
testLocalJobLibjarsOption(conf);
conf.setBoolean(Job.USE_WILDCARD_FOR_LIBJARS, false);
testLocalJobLibjarsOption(conf);
testLocalJobLibjarsOption(config);
config.setBoolean(Job.USE_WILDCARD_FOR_LIBJARS, false);
testLocalJobLibjarsOption(config);
}
/**
@ -67,8 +107,6 @@ public class TestLocalJobSubmission {
*/
private void testLocalJobLibjarsOption(Configuration conf)
throws IOException {
Path jarPath = makeJar(new Path(TEST_ROOT_DIR, "test.jar"));
conf.set(FileSystem.FS_DEFAULT_NAME_KEY, "hdfs://localhost:9000");
conf.set(MRConfig.FRAMEWORK_NAME, "local");
final String[] args = {
@ -79,8 +117,7 @@ public class TestLocalJobSubmission {
try {
res = ToolRunner.run(conf, new SleepJob(), args);
} catch (Exception e) {
System.out.println("Job failed with " + e.getLocalizedMessage());
e.printStackTrace(System.out);
LOG.error("Job failed with {}", e.getLocalizedMessage(), e);
fail("Job failed");
}
assertEquals("dist job res is not 0:", 0, res);
@ -93,18 +130,20 @@ public class TestLocalJobSubmission {
*/
@Test
public void testLocalJobEncryptedIntermediateData() throws IOException {
Configuration conf = new Configuration();
conf.set(MRConfig.FRAMEWORK_NAME, "local");
conf.setBoolean(MRJobConfig.MR_ENCRYPTED_INTERMEDIATE_DATA, true);
config = MRJobConfUtil.initEncryptedIntermediateConfigsForTesting(config);
final String[] args = {
"-m", "1", "-r", "1", "-mt", "1", "-rt", "1"
};
int res = -1;
try {
res = ToolRunner.run(conf, new SleepJob(), args);
SpillCallBackPathsFinder spillInjector =
(SpillCallBackPathsFinder) IntermediateEncryptedStream
.setSpillCBInjector(new SpillCallBackPathsFinder());
res = ToolRunner.run(config, new SleepJob(), args);
Assert.assertTrue("No spill occurred",
spillInjector.getEncryptedSpilledFiles().size() > 0);
} catch (Exception e) {
System.out.println("Job failed with " + e.getLocalizedMessage());
e.printStackTrace(System.out);
LOG.error("Job failed with {}", e.getLocalizedMessage(), e);
fail("Job failed");
}
assertEquals("dist job res is not 0:", 0, res);
@ -116,15 +155,13 @@ public class TestLocalJobSubmission {
*/
@Test
public void testJobMaxMapConfig() throws Exception {
Configuration conf = new Configuration();
conf.set(MRConfig.FRAMEWORK_NAME, "local");
conf.setInt(MRJobConfig.JOB_MAX_MAP, 0);
config.setInt(MRJobConfig.JOB_MAX_MAP, 0);
final String[] args = {
"-m", "1", "-r", "1", "-mt", "1", "-rt", "1"
};
int res = -1;
try {
res = ToolRunner.run(conf, new SleepJob(), args);
res = ToolRunner.run(config, new SleepJob(), args);
fail("Job should fail");
} catch (IllegalArgumentException e) {
assertTrue(e.getLocalizedMessage().contains(
@ -139,20 +176,16 @@ public class TestLocalJobSubmission {
*/
@Test
public void testLocalJobFilesOption() throws IOException {
Path jarPath = makeJar(new Path(TEST_ROOT_DIR, "test.jar"));
Configuration conf = new Configuration();
conf.set(FileSystem.FS_DEFAULT_NAME_KEY, "hdfs://localhost:9000");
conf.set(MRConfig.FRAMEWORK_NAME, "local");
final String[] args =
{"-jt", "local", "-files", jarPath.toString(), "-m", "1", "-r", "1",
"-mt", "1", "-rt", "1"};
config.set(FileSystem.FS_DEFAULT_NAME_KEY, "hdfs://localhost:9000");
final String[] args = {
"-jt", "local", "-files", jarPath.toString(),
"-m", "1", "-r", "1", "-mt", "1", "-rt", "1"
};
int res = -1;
try {
res = ToolRunner.run(conf, new SleepJob(), args);
res = ToolRunner.run(config, new SleepJob(), args);
} catch (Exception e) {
System.out.println("Job failed with " + e.getLocalizedMessage());
e.printStackTrace(System.out);
LOG.error("Job failed with {}", e.getLocalizedMessage(), e);
fail("Job failed");
}
assertEquals("dist job res is not 0:", 0, res);
@ -165,27 +198,22 @@ public class TestLocalJobSubmission {
*/
@Test
public void testLocalJobArchivesOption() throws IOException {
Path jarPath = makeJar(new Path(TEST_ROOT_DIR, "test.jar"));
Configuration conf = new Configuration();
conf.set(FileSystem.FS_DEFAULT_NAME_KEY, "hdfs://localhost:9000");
conf.set(MRConfig.FRAMEWORK_NAME, "local");
config.set(FileSystem.FS_DEFAULT_NAME_KEY, "hdfs://localhost:9000");
final String[] args =
{"-jt", "local", "-archives", jarPath.toString(), "-m", "1", "-r",
"1", "-mt", "1", "-rt", "1"};
int res = -1;
try {
res = ToolRunner.run(conf, new SleepJob(), args);
res = ToolRunner.run(config, new SleepJob(), args);
} catch (Exception e) {
System.out.println("Job failed with " + e.getLocalizedMessage());
e.printStackTrace(System.out);
LOG.error("Job failed with {}" + e.getLocalizedMessage(), e);
fail("Job failed");
}
assertEquals("dist job res is not 0:", 0, res);
}
private Path makeJar(Path p) throws IOException {
FileOutputStream fos = new FileOutputStream(new File(p.toString()));
FileOutputStream fos = new FileOutputStream(p.toString());
JarOutputStream jos = new JarOutputStream(fos);
ZipEntry ze = new ZipEntry("test.jar.inside");
jos.putNextEntry(ze);

327
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/TestMRIntermediateDataEncryption.java
View File

@ -1,327 +0,0 @@
/**
* 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.mapred;
import java.util.Arrays;
import java.util.Collection;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.FileUtil;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import java.io.IOException;
import java.io.OutputStream;
import java.io.OutputStreamWriter;
import java.io.Writer;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import static org.junit.Assert.*;
@SuppressWarnings(value={"unchecked", "deprecation"})
/**
* This test tests the support for a merge operation in Hadoop. The input files
* are already sorted on the key. This test implements an external
* MapOutputCollector implementation that just copies the records to different
* partitions while maintaining the sort order in each partition. The Hadoop
* framework's merge on the reduce side will merge the partitions created to
* generate the final output which is sorted on the key.
*/
@RunWith(Parameterized.class)
public class TestMRIntermediateDataEncryption {
private static final Logger LOG =
LoggerFactory.getLogger(TestMRIntermediateDataEncryption.class);
/**
* Use urandom to avoid the YarnChild process from hanging on low entropy
* systems.
*/
private static final String JVM_SECURITY_EGD_OPT =
"-Djava.security.egd=file:/dev/./urandom";
// Where MR job's input will reside.
private static final Path INPUT_DIR = new Path("/test/input");
// Where output goes.
private static final Path OUTPUT = new Path("/test/output");
private static final int NUM_LINES = 1000;
private static MiniMRClientCluster mrCluster = null;
private static MiniDFSCluster dfsCluster = null;
private static FileSystem fs = null;
private static final int NUM_NODES = 2;
private final String testTitle;
private final int numMappers;
private final int numReducers;
private final boolean isUber;
/**
* List of arguments to run the JunitTest.
* @return
*/
@Parameterized.Parameters(
name = "{index}: TestMRIntermediateDataEncryption.{0} .. "
+ "mappers:{1}, reducers:{2}, isUber:{3})")
public static Collection<Object[]> getTestParameters() {
return Arrays.asList(new Object[][]{
{"testSingleReducer", 3, 1, false},
{"testUberMode", 3, 1, true},
{"testMultipleMapsPerNode", 8, 1, false},
{"testMultipleReducers", 2, 4, false}
});
}
/**
* Initialized the parametrized JUnit test.
* @param testName the name of the unit test to be executed.
* @param mappers number of mappers in the tests.
* @param reducers number of the reducers.
* @param uberEnabled boolean flag for isUber
*/
public TestMRIntermediateDataEncryption(String testName, int mappers,
int reducers, boolean uberEnabled) {
this.testTitle = testName;
this.numMappers = mappers;
this.numReducers = reducers;
this.isUber = uberEnabled;
}
@BeforeClass
public static void setupClass() throws Exception {
Configuration conf = new Configuration();
conf.setBoolean(MRJobConfig.MR_ENCRYPTED_INTERMEDIATE_DATA, true);
// Set the jvm arguments.
conf.set(MRJobConfig.MR_AM_ADMIN_COMMAND_OPTS,
JVM_SECURITY_EGD_OPT);
final String childJVMOpts = JVM_SECURITY_EGD_OPT
+ " " + conf.get("mapred.child.java.opts", " ");
conf.set("mapred.child.java.opts", childJVMOpts);
// Start the mini-MR and mini-DFS clusters.
dfsCluster = new MiniDFSCluster.Builder(conf)
.numDataNodes(NUM_NODES).build();
mrCluster =
MiniMRClientClusterFactory.create(
TestMRIntermediateDataEncryption.class, NUM_NODES, conf);
mrCluster.start();
}
@AfterClass
public static void tearDown() throws IOException {
if (fs != null) {
fs.close();
}
if (mrCluster != null) {
mrCluster.stop();
}
if (dfsCluster != null) {
dfsCluster.shutdown();
}
}
@Before
public void setup() throws Exception {
LOG.info("Starting TestMRIntermediateDataEncryption#{}.......", testTitle);
fs = dfsCluster.getFileSystem();
if (fs.exists(INPUT_DIR) && !fs.delete(INPUT_DIR, true)) {
throw new IOException("Could not delete " + INPUT_DIR);
}
if (fs.exists(OUTPUT) && !fs.delete(OUTPUT, true)) {
throw new IOException("Could not delete " + OUTPUT);
}
// Generate input.
createInput(fs, numMappers, NUM_LINES);
}
@After
public void cleanup() throws IOException {
if (fs != null) {
if (fs.exists(OUTPUT)) {
fs.delete(OUTPUT, true);
}
if (fs.exists(INPUT_DIR)) {
fs.delete(INPUT_DIR, true);
}
}
}
@Test(timeout=600000)
public void testMerge() throws Exception {
JobConf job = new JobConf(mrCluster.getConfig());
job.setJobName("Test");
JobClient client = new JobClient(job);
RunningJob submittedJob = null;
FileInputFormat.setInputPaths(job, INPUT_DIR);
FileOutputFormat.setOutputPath(job, OUTPUT);
job.set("mapreduce.output.textoutputformat.separator", " ");
job.setInputFormat(TextInputFormat.class);
job.setMapOutputKeyClass(Text.class);
job.setMapOutputValueClass(Text.class);
job.setOutputKeyClass(Text.class);
job.setOutputValueClass(Text.class);
job.setMapperClass(TestMRIntermediateDataEncryption.MyMapper.class);
job.setPartitionerClass(
TestMRIntermediateDataEncryption.MyPartitioner.class);
job.setOutputFormat(TextOutputFormat.class);
job.setNumReduceTasks(numReducers);
job.setInt("mapreduce.map.maxattempts", 1);
job.setInt("mapreduce.reduce.maxattempts", 1);
job.setInt("mapred.test.num_lines", NUM_LINES);
job.setBoolean(MRJobConfig.JOB_UBERTASK_ENABLE, isUber);
job.setBoolean(MRJobConfig.MR_ENCRYPTED_INTERMEDIATE_DATA, true);
submittedJob = client.submitJob(job);
submittedJob.waitForCompletion();
assertTrue("The submitted job is completed", submittedJob.isComplete());
assertTrue("The submitted job is successful", submittedJob.isSuccessful());
verifyOutput(fs, numMappers, NUM_LINES);
client.close();
// wait for short period to cool down.
Thread.sleep(1000);
}
private void createInput(FileSystem filesystem, int mappers, int numLines)
throws Exception {
for (int i = 0; i < mappers; i++) {
OutputStream os =
filesystem.create(new Path(INPUT_DIR, "input_" + i + ".txt"));
Writer writer = new OutputStreamWriter(os);
for (int j = 0; j < numLines; j++) {
// Create sorted key, value pairs.
int k = j + 1;
String formattedNumber = String.format("%09d", k);
writer.write(formattedNumber + " " + formattedNumber + "\n");
}
writer.close();
os.close();
}
}
private void verifyOutput(FileSystem fileSystem,
int mappers, int numLines)
throws Exception {
FSDataInputStream dis = null;
long numValidRecords = 0;
long numInvalidRecords = 0;
String prevKeyValue = "000000000";
Path[] fileList =
FileUtil.stat2Paths(fileSystem.listStatus(OUTPUT,
new Utils.OutputFileUtils.OutputFilesFilter()));
for (Path outFile : fileList) {
try {
dis = fileSystem.open(outFile);
String record;
while((record = dis.readLine()) != null) {
// Split the line into key and value.
int blankPos = record.indexOf(" ");
String keyString = record.substring(0, blankPos);
String valueString = record.substring(blankPos+1);
// Check for sorted output and correctness of record.
if (keyString.compareTo(prevKeyValue) >= 0
&& keyString.equals(valueString)) {
prevKeyValue = keyString;
numValidRecords++;
} else {
numInvalidRecords++;
}
}
} finally {
if (dis != null) {
dis.close();
dis = null;
}
}
}
// Make sure we got all input records in the output in sorted order.
assertEquals((long)(mappers * numLines), numValidRecords);
// Make sure there is no extraneous invalid record.
assertEquals(0, numInvalidRecords);
}
/**
* A mapper implementation that assumes that key text contains valid integers
* in displayable form.
*/
public static class MyMapper extends MapReduceBase
implements Mapper<LongWritable, Text, Text, Text> {
private Text keyText;
private Text valueText;
public MyMapper() {
keyText = new Text();
valueText = new Text();
}
@Override
public void map(LongWritable key, Text value,
OutputCollector<Text, Text> output,
Reporter reporter) throws IOException {
String record = value.toString();
int blankPos = record.indexOf(" ");
keyText.set(record.substring(0, blankPos));
valueText.set(record.substring(blankPos + 1));
output.collect(keyText, valueText);
}
public void close() throws IOException {
}
}
/**
* Partitioner implementation to make sure that output is in total sorted
* order. We basically route key ranges to different reducers such that
* key values monotonically increase with the partition number. For example,
* in this test, the keys are numbers from 1 to 1000 in the form "000000001"
* to "000001000" in each input file. The keys "000000001" to "000000250" are
* routed to partition 0, "000000251" to "000000500" are routed to partition 1
* and so on since we have 4 reducers.
*/
static class MyPartitioner implements Partitioner<Text, Text> {
private JobConf job;
public MyPartitioner() {
}
public void configure(JobConf job) {
this.job = job;
}
public int getPartition(Text key, Text value, int numPartitions) {
int keyValue = 0;
try {
keyValue = Integer.parseInt(key.toString());
} catch (NumberFormatException nfe) {
keyValue = 0;
}
int partitionNumber = (numPartitions * (Math.max(0, keyValue - 1))) / job
.getInt("mapred.test.num_lines", 10000);
return partitionNumber;
}
}
}

5
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/TestMROpportunisticMaps.java
View File

@ -26,6 +26,7 @@ import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.util.MRJobConfUtil;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.junit.Test;
@ -79,7 +80,8 @@ public class TestMROpportunisticMaps {
MiniMRClientCluster mrCluster = null;
FileSystem fileSystem = null;
try {
Configuration conf = new Configuration();
Configuration conf =
MRJobConfUtil.initEncryptedIntermediateConfigsForTesting(null);
// Start the mini-MR and mini-DFS clusters
conf.setBoolean(YarnConfiguration.AMRM_PROXY_ENABLED, true);
conf.setBoolean(YarnConfiguration.
@ -149,7 +151,6 @@ public class TestMROpportunisticMaps {
job.setInt("mapreduce.map.maxattempts", 1);
job.setInt("mapreduce.reduce.maxattempts", 1);
job.setInt("mapred.test.num_lines", numLines);
job.setBoolean(MRJobConfig.MR_ENCRYPTED_INTERMEDIATE_DATA, true);
try {
submittedJob = client.submitJob(job);
try {

6
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/TestMerge.java
View File

@ -87,12 +87,12 @@ public class TestMerge {
// Run the test.
runMergeTest(new JobConf(mrCluster.getConfig()), fileSystem);
} finally {
if (dfsCluster != null) {
dfsCluster.shutdown();
}
if (mrCluster != null) {
mrCluster.stop();
}
if (dfsCluster != null) {
dfsCluster.shutdown();
}
}
}

28
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/RandomTextWriter.java
View File

@ -22,7 +22,7 @@ import java.io.IOException;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.Random;
import java.util.concurrent.ThreadLocalRandom;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.conf.Configured;
@ -30,7 +30,6 @@ import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapred.ClusterStatus;
import org.apache.hadoop.mapred.JobClient;
import org.apache.hadoop.mapreduce.*;
import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;
import org.apache.hadoop.mapreduce.lib.output.SequenceFileOutputFormat;
import org.apache.hadoop.util.Tool;
@ -99,6 +98,15 @@ public class RandomTextWriter extends Configured implements Tool {
*/
enum Counters { RECORDS_WRITTEN, BYTES_WRITTEN }
public static String generateSentenceWithRand(ThreadLocalRandom rand,
int noWords) {
StringBuffer sentence = new StringBuffer(words[rand.nextInt(words.length)]);
for (int i = 1; i < noWords; i++) {
sentence.append(" ").append(words[rand.nextInt(words.length)]);
}
return sentence.toString();
}
static class RandomTextMapper extends Mapper<Text, Text, Text, Text> {
private long numBytesToWrite;
@ -106,7 +114,6 @@ public class RandomTextWriter extends Configured implements Tool {
private int wordsInKeyRange;
private int minWordsInValue;
private int wordsInValueRange;
private Random random = new Random();
/**
* Save the configuration value that we need to write the data.
@ -127,12 +134,13 @@ public class RandomTextWriter extends Configured implements Tool {
public void map(Text key, Text value,
Context context) throws IOException,InterruptedException {
int itemCount = 0;
ThreadLocalRandom rand = ThreadLocalRandom.current();
while (numBytesToWrite > 0) {
// Generate the key/value
int noWordsKey = minWordsInKey +
(wordsInKeyRange != 0 ? random.nextInt(wordsInKeyRange) : 0);
(wordsInKeyRange != 0 ? rand.nextInt(wordsInKeyRange) : 0);
int noWordsValue = minWordsInValue +
(wordsInValueRange != 0 ? random.nextInt(wordsInValueRange) : 0);
(wordsInValueRange != 0 ? rand.nextInt(wordsInValueRange) : 0);
Text keyWords = generateSentence(noWordsKey);
Text valueWords = generateSentence(noWordsValue);
@ -154,13 +162,9 @@ public class RandomTextWriter extends Configured implements Tool {
}
private Text generateSentence(int noWords) {
StringBuffer sentence = new StringBuffer();
String space = " ";
for (int i=0; i < noWords; ++i) {
sentence.append(words[random.nextInt(words.length)]);
sentence.append(space);
}
return new Text(sentence.toString());
String sentence =
generateSentenceWithRand(ThreadLocalRandom.current(), noWords);
return new Text(sentence);
}
}

411
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/TestMRIntermediateDataEncryption.java Normal file
View File

@ -0,0 +1,411 @@
/*
* 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.mapreduce;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collection;
import java.util.List;
import java.util.StringTokenizer;
import java.util.concurrent.Callable;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import java.util.concurrent.ThreadLocalRandom;
import java.util.concurrent.atomic.AtomicLong;
import org.junit.AfterClass;
import org.junit.Assert;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapred.MiniMRClientCluster;
import org.apache.hadoop.mapred.MiniMRClientClusterFactory;
import org.apache.hadoop.mapred.Utils;
import org.apache.hadoop.mapreduce.lib.input.FileInputFormat;
import org.apache.hadoop.mapreduce.lib.input.TextInputFormat;
import org.apache.hadoop.mapreduce.lib.output.FileOutputFormat;
import org.apache.hadoop.mapreduce.lib.reduce.LongSumReducer;
import org.apache.hadoop.mapreduce.security.IntermediateEncryptedStream;
import org.apache.hadoop.mapreduce.security.SpillCallBackPathsFinder;
import org.apache.hadoop.mapreduce.util.MRJobConfUtil;
import org.apache.hadoop.test.GenericTestUtils;
import org.apache.hadoop.util.Time;
import org.apache.hadoop.util.ToolRunner;
/**
* This class tests the support of Intermediate data encryption
* (Spill data encryption).
* It starts by generating random input text file ({@link RandomTextWriter})
* using the {@link ToolRunner}.
* A wordCount job consumes the generated input. The final job is configured in
* a way to guarantee that data is spilled.
* mbs-per-map specifies the amount of data (in MBs) to generate per map.
* By default, this is twice the value of <code>mapreduce.task.io.sort.mb</code>
* <code>map-tasks</code> specifies the number of map tasks to run.
*/
@RunWith(Parameterized.class)
public class TestMRIntermediateDataEncryption {
/**
* The number of bytes generated by the input generator.
*/
public static final long TOTAL_MBS_DEFAULT = 128L;
public static final long BLOCK_SIZE_DEFAULT = 32 * 1024 * 1024L;
public static final int INPUT_GEN_NUM_THREADS = 16;
public static final long TASK_SORT_IO_MB_DEFAULT = 128L;
public static final String JOB_DIR_PATH = "jobs-data-path";
private static final Logger LOG =
LoggerFactory.getLogger(TestMRIntermediateDataEncryption.class);
/**
* Directory of the test data.
*/
private static File testRootDir;
private static volatile BufferedWriter inputBufferedWriter;
private static Configuration commonConfig;
private static MiniDFSCluster dfsCluster;
private static MiniMRClientCluster mrCluster;
private static FileSystem fs;
private static Path jobInputDirPath;
private static long inputFileSize;
/**
* Test parameters.
*/
private final String testTitleName;
private final int numMappers;
private final int numReducers;
private final boolean isUber;
private Configuration config;
private Path jobOutputPath;
/**
* Initialized the parametrized JUnit test.
* @param testName the name of the unit test to be executed.
* @param mappers number of mappers in the tests.
* @param reducers number of the reducers.
* @param uberEnabled boolean flag for isUber
*/
public TestMRIntermediateDataEncryption(String testName, int mappers,
int reducers, boolean uberEnabled) {
this.testTitleName = testName;
this.numMappers = mappers;
this.numReducers = reducers;
this.isUber = uberEnabled;
}
/**
* List of arguments to run the JunitTest.
* @return
*/
@Parameterized.Parameters(
name = "{index}: TestMRIntermediateDataEncryption.{0} .. "
+ "mappers:{1}, reducers:{2}, isUber:{3})")
public static Collection<Object[]> getTestParameters() {
return Arrays.asList(new Object[][]{
{"testSingleReducer", 3, 1, false},
{"testUberMode", 3, 1, true},
{"testMultipleMapsPerNode", 8, 1, false},
// TODO: The following configuration is commented out until
// MAPREDUCE-7325 is fixed.
// Setting multiple reducers breaks LocalJobRunner causing the
// unit test to fail.
// {"testMultipleReducers", 2, 4, false}
});
}
@BeforeClass
public static void setupClass() throws Exception {
// setup the test root directory
testRootDir =
GenericTestUtils.setupTestRootDir(
TestMRIntermediateDataEncryption.class);
// setup the base configurations and the clusters
final File dfsFolder = new File(testRootDir, "dfs");
final Path jobsDirPath = new Path(JOB_DIR_PATH);
commonConfig = createBaseConfiguration();
dfsCluster =
new MiniDFSCluster.Builder(commonConfig, dfsFolder)
.numDataNodes(2).build();
dfsCluster.waitActive();
mrCluster = MiniMRClientClusterFactory.create(
TestMRIntermediateDataEncryption.class, 2, commonConfig);
mrCluster.start();
fs = dfsCluster.getFileSystem();
if (fs.exists(jobsDirPath) && !fs.delete(jobsDirPath, true)) {
throw new IOException("Could not delete JobsDirPath" + jobsDirPath);
}
fs.mkdirs(jobsDirPath);
jobInputDirPath = new Path(jobsDirPath, "in-dir");
// run the input generator job.
Assert.assertEquals("Generating input should succeed", 0,
generateInputTextFile());
}
@AfterClass
public static void tearDown() throws IOException {
// shutdown clusters
if (mrCluster != null) {
mrCluster.stop();
}
if (dfsCluster != null) {
dfsCluster.shutdown();
}
// make sure that generated input file is deleted
final File textInputFile = new File(testRootDir, "input.txt");
if (textInputFile.exists()) {
textInputFile.delete();
}
}
/**
* Creates a configuration object setting the common properties before
* initializing the clusters.
* @return configuration to be used as a base for the unit tests.
*/
private static Configuration createBaseConfiguration() {
// Set the jvm arguments to enable intermediate encryption.
Configuration conf =
MRJobConfUtil.initEncryptedIntermediateConfigsForTesting(null);
// Set the temp directories a subdir of the test directory.
conf = MRJobConfUtil.setLocalDirectoriesConfigForTesting(conf, testRootDir);
conf.setLong("dfs.blocksize", BLOCK_SIZE_DEFAULT);
return conf;
}
/**
* Creates a thread safe BufferedWriter to be used among the task generators.
* @return A synchronized <code>BufferedWriter</code> to the input file.
* @throws IOException
*/
private static synchronized BufferedWriter getTextInputWriter()
throws IOException {
if (inputBufferedWriter == null) {
final File textInputFile = new File(testRootDir, "input.txt");
inputBufferedWriter = new BufferedWriter(new FileWriter(textInputFile));
}
return inputBufferedWriter;
}
/**
* Generates input text file of size <code>TOTAL_MBS_DEFAULT</code>.
* It creates a total <code>INPUT_GEN_NUM_THREADS</code> future tasks.
*
* @return the result of the input generation. 0 for success.
* @throws Exception
*/
private static int generateInputTextFile() throws Exception {
final File textInputFile = new File(testRootDir, "input.txt");
final AtomicLong actualWrittenBytes = new AtomicLong(0);
// create INPUT_GEN_NUM_THREADS callables
final ExecutorService executor =
Executors.newFixedThreadPool(INPUT_GEN_NUM_THREADS);
//create a list to hold the Future object associated with Callable
final List<Future<Long>> inputGenerators = new ArrayList<>();
final Callable<Long> callableGen = new InputGeneratorTask();
final long startTime = Time.monotonicNow();
for (int i = 0; i < INPUT_GEN_NUM_THREADS; i++) {
//submit Callable tasks to be executed by thread pool
Future<Long> genFutureTask = executor.submit(callableGen);
inputGenerators.add(genFutureTask);
}
for (Future<Long> genFutureTask : inputGenerators) {
// print the return value of Future, notice the output delay in console
// because Future.get() waits for task to get completed
LOG.info("Received one task. Current total bytes: {}",
actualWrittenBytes.addAndGet(genFutureTask.get()));
}
getTextInputWriter().close();
final long endTime = Time.monotonicNow();
LOG.info("Finished generating input. Wrote {} bytes in {} seconds",
actualWrittenBytes.get(), ((endTime - startTime) * 1.0) / 1000);
executor.shutdown();
// copy text file to HDFS deleting the source.
fs.mkdirs(jobInputDirPath);
Path textInputPath =
fs.makeQualified(new Path(jobInputDirPath, "input.txt"));
fs.copyFromLocalFile(true, new Path(textInputFile.getAbsolutePath()),
textInputPath);
if (!fs.exists(textInputPath)) {
// the file was not generated. Fail.
return 1;
}
// update the input size.
FileStatus[] fileStatus =
fs.listStatus(textInputPath);
inputFileSize = fileStatus[0].getLen();
LOG.info("Text input file; path: {}, size: {}",
textInputPath, inputFileSize);
return 0;
}
@Before
public void setup() throws Exception {
LOG.info("Starting TestMRIntermediateDataEncryption#{}.......",
testTitleName);
final Path jobDirPath = new Path(JOB_DIR_PATH, testTitleName);
if (fs.exists(jobDirPath) && !fs.delete(jobDirPath, true)) {
throw new IOException("Could not delete " + jobDirPath);
}
fs.mkdirs(jobDirPath);
jobOutputPath = new Path(jobDirPath, "out-dir");
// Set the configuration for the job.
config = new Configuration(commonConfig);
config.setBoolean(MRJobConfig.JOB_UBERTASK_ENABLE, isUber);
config.setFloat(MRJobConfig.COMPLETED_MAPS_FOR_REDUCE_SLOWSTART, 1.0F);
// set the configuration to make sure that we get spilled files
long ioSortMb = TASK_SORT_IO_MB_DEFAULT;
config.setLong(MRJobConfig.IO_SORT_MB, ioSortMb);
long mapMb = Math.max(2 * ioSortMb, config.getInt(MRJobConfig.MAP_MEMORY_MB,
MRJobConfig.DEFAULT_MAP_MEMORY_MB));
// make sure the map tasks will spill to disk.
config.setLong(MRJobConfig.MAP_MEMORY_MB, mapMb);
config.set(MRJobConfig.MAP_JAVA_OPTS, "-Xmx" + (mapMb - 200) + "m");
config.setInt(MRJobConfig.NUM_MAPS, numMappers);
// max attempts have to be set to 1 when intermediate encryption is enabled.
config.setInt("mapreduce.map.maxattempts", 1);
config.setInt("mapreduce.reduce.maxattempts", 1);
}
@Test
public void testWordCount() throws Exception {
LOG.info("........Starting main Job Driver #{} starting at {}.......",
testTitleName, Time.formatTime(System.currentTimeMillis()));
Job job = Job.getInstance(config);
job.getConfiguration().setInt(MRJobConfig.NUM_MAPS, numMappers);
job.setJarByClass(TestMRIntermediateDataEncryption.class);
job.setJobName("mr-spill-" + testTitleName);
// Mapper configuration
job.setMapperClass(TokenizerMapper.class);
job.setInputFormatClass(TextInputFormat.class);
job.setCombinerClass(LongSumReducer.class);
FileInputFormat.setMinInputSplitSize(job,
(inputFileSize + numMappers) / numMappers);
// Reducer configuration
job.setReducerClass(LongSumReducer.class);
job.setNumReduceTasks(numReducers);
job.setOutputKeyClass(Text.class);
job.setOutputValueClass(LongWritable.class);
// Set the IO paths for the job.
FileInputFormat.addInputPath(job, jobInputDirPath);
FileOutputFormat.setOutputPath(job, jobOutputPath);
SpillCallBackPathsFinder spillInjector =
(SpillCallBackPathsFinder) IntermediateEncryptedStream
.setSpillCBInjector(new SpillCallBackPathsFinder());
StringBuilder testSummary =
new StringBuilder(String.format("%n ===== test %s summary ======",
testTitleName));
try {
long startTime = Time.monotonicNow();
testSummary.append(String.format("%nJob %s ended at %s",
testTitleName, Time.formatTime(System.currentTimeMillis())));
Assert.assertTrue(job.waitForCompletion(true));
long endTime = Time.monotonicNow();
testSummary.append(String.format("%nJob %s ended at %s",
job.getJobName(), Time.formatTime(System.currentTimeMillis())));
testSummary.append(String.format("%n\tThe job took %.3f seconds",
(1.0 * (endTime - startTime)) / 1000));
long spilledRecords =
job.getCounters().findCounter(TaskCounter.SPILLED_RECORDS).getValue();
Assert.assertFalse(
"The encrypted spilled files should not be empty.",
spillInjector.getEncryptedSpilledFiles().isEmpty());
Assert.assertTrue("Spill records must be greater than 0",
spilledRecords > 0);
Assert.assertTrue("Job Output path [" + jobOutputPath + "] should exist",
fs.exists(jobOutputPath));
Assert.assertTrue("Invalid access to spill file positions",
spillInjector.getInvalidSpillEntries().isEmpty());
FileStatus[] fileStatus =
fs.listStatus(jobOutputPath,
new Utils.OutputFileUtils.OutputFilesFilter());
for (FileStatus fStatus : fileStatus) {
long fileSize = fStatus.getLen();
testSummary.append(
String.format("%n\tOutput file %s: %d",
fStatus.getPath(), fileSize));
}
} finally {
testSummary.append(spillInjector.getSpilledFileReport());
LOG.info(testSummary.toString());
IntermediateEncryptedStream.resetSpillCBInjector();
}
}
/**
* A callable implementation that generates a portion of the
* <code>TOTAL_MBS_DEFAULT</code> into {@link #inputBufferedWriter}.
*/
static class InputGeneratorTask implements Callable<Long> {
@Override
public Long call() throws Exception {
long bytesWritten = 0;
final ThreadLocalRandom rand = ThreadLocalRandom.current();
final long totalBytes = 1024 * 1024 * TOTAL_MBS_DEFAULT;
final long bytesPerTask = totalBytes / INPUT_GEN_NUM_THREADS;
final String newLine = System.lineSeparator();
final BufferedWriter writer = getTextInputWriter();
while (bytesWritten < bytesPerTask) {
String sentence =
RandomTextWriter.generateSentenceWithRand(rand, rand.nextInt(5, 20))
.concat(newLine);
writer.write(sentence);
bytesWritten += sentence.length();
}
writer.flush();
LOG.info("Task {} finished. Wrote {} bytes.",
Thread.currentThread().getName(), bytesWritten);
return bytesWritten;
}
}
/**
* A Test tokenizer Mapper.
*/
public static class TokenizerMapper
extends Mapper<Object, Text, Text, LongWritable> {
private final static LongWritable ONE = new LongWritable(1);
private final Text word = new Text();
public void map(Object key, Text value,
Context context) throws IOException, InterruptedException {
StringTokenizer itr = new StringTokenizer(value.toString());
while (itr.hasMoreTokens()) {
word.set(itr.nextToken());
context.write(word, ONE);
}
}
}
}