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MAPREDUCE-7371. DistributedCache alternative APIs should not use DistributedCache APIs internally (#3855)

This commit is contained in:
Viraj Jasani 2022-01-08 20:48:10 +05:30 committed by GitHub
parent f64fda0f00
commit 08c803ea30
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GPG Key ID: 4AEE18F83AFDEB23
16 changed files with 344 additions and 176 deletions
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5
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapred/LocalDistributedCacheManager.java
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@ -45,7 +45,6 @@ import org.apache.hadoop.fs.LocalDirAllocator;
import org.apache.hadoop.fs.Path; import org.apache.hadoop.fs.Path;
import org.apache.hadoop.mapreduce.MRConfig; import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.mapreduce.MRJobConfig; import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.mapreduce.v2.util.MRApps; import org.apache.hadoop.mapreduce.v2.util.MRApps;
import org.apache.hadoop.security.UserGroupInformation; import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.util.StringUtils; import org.apache.hadoop.util.StringUtils;
@ -95,13 +94,13 @@ class LocalDistributedCacheManager {
// Find which resources are to be put on the local classpath // Find which resources are to be put on the local classpath
Map<String, Path> classpaths = new HashMap<String, Path>(); Map<String, Path> classpaths = new HashMap<String, Path>();
Path[] archiveClassPaths = DistributedCache.getArchiveClassPaths(conf); Path[] archiveClassPaths = JobContextImpl.getArchiveClassPaths(conf);
if (archiveClassPaths != null) { if (archiveClassPaths != null) {
for (Path p : archiveClassPaths) { for (Path p : archiveClassPaths) {
classpaths.put(p.toUri().getPath().toString(), p); classpaths.put(p.toUri().getPath().toString(), p);
} }
} }
Path[] fileClassPaths = DistributedCache.getFileClassPaths(conf); Path[] fileClassPaths = JobContextImpl.getFileClassPaths(conf);
if (fileClassPaths != null) { if (fileClassPaths != null) {
for (Path p : fileClassPaths) { for (Path p : fileClassPaths) {
classpaths.put(p.toUri().getPath().toString(), p); classpaths.put(p.toUri().getPath().toString(), p);

25
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/util/MRApps.java
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@ -51,6 +51,7 @@ import org.apache.hadoop.mapreduce.TaskAttemptID;
import org.apache.hadoop.mapreduce.TaskID; import org.apache.hadoop.mapreduce.TaskID;
import org.apache.hadoop.mapreduce.TypeConverter; import org.apache.hadoop.mapreduce.TypeConverter;
import org.apache.hadoop.mapreduce.filecache.DistributedCache; import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.mapreduce.task.JobContextImpl;
import org.apache.hadoop.mapreduce.v2.api.records.JobId; import org.apache.hadoop.mapreduce.v2.api.records.JobId;
import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId; import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId;
import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptState; import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptState;
@ -272,12 +273,12 @@ public class MRApps extends Apps {
crossPlatformifyMREnv(conf, Environment.PWD) + Path.SEPARATOR + "*", conf); crossPlatformifyMREnv(conf, Environment.PWD) + Path.SEPARATOR + "*", conf);
// a * in the classpath will only find a .jar, so we need to filter out // a * in the classpath will only find a .jar, so we need to filter out
// all .jars and add everything else // all .jars and add everything else
addToClasspathIfNotJar(DistributedCache.getFileClassPaths(conf), addToClasspathIfNotJar(JobContextImpl.getFileClassPaths(conf),
DistributedCache.getCacheFiles(conf), JobContextImpl.getCacheFiles(conf),
conf, conf,
environment, classpathEnvVar); environment, classpathEnvVar);
addToClasspathIfNotJar(DistributedCache.getArchiveClassPaths(conf), addToClasspathIfNotJar(JobContextImpl.getArchiveClassPaths(conf),
DistributedCache.getCacheArchives(conf), JobContextImpl.getCacheArchives(conf),
conf, conf,
environment, classpathEnvVar); environment, classpathEnvVar);
if (userClassesTakesPrecedence) { if (userClassesTakesPrecedence) {
@ -483,8 +484,8 @@ public class MRApps extends Apps {
// Cache archives // Cache archives
lrb.setType(LocalResourceType.ARCHIVE); lrb.setType(LocalResourceType.ARCHIVE);
lrb.setUris(DistributedCache.getCacheArchives(conf)); lrb.setUris(JobContextImpl.getCacheArchives(conf));
lrb.setTimestamps(DistributedCache.getArchiveTimestamps(conf)); lrb.setTimestamps(JobContextImpl.getArchiveTimestamps(conf));
lrb.setSizes(getFileSizes(conf, MRJobConfig.CACHE_ARCHIVES_SIZES)); lrb.setSizes(getFileSizes(conf, MRJobConfig.CACHE_ARCHIVES_SIZES));
lrb.setVisibilities(DistributedCache.getArchiveVisibilities(conf)); lrb.setVisibilities(DistributedCache.getArchiveVisibilities(conf));
lrb.setSharedCacheUploadPolicies( lrb.setSharedCacheUploadPolicies(
@ -493,8 +494,8 @@ public class MRApps extends Apps {
// Cache files // Cache files
lrb.setType(LocalResourceType.FILE); lrb.setType(LocalResourceType.FILE);
lrb.setUris(DistributedCache.getCacheFiles(conf)); lrb.setUris(JobContextImpl.getCacheFiles(conf));
lrb.setTimestamps(DistributedCache.getFileTimestamps(conf)); lrb.setTimestamps(JobContextImpl.getFileTimestamps(conf));
lrb.setSizes(getFileSizes(conf, MRJobConfig.CACHE_FILES_SIZES)); lrb.setSizes(getFileSizes(conf, MRJobConfig.CACHE_FILES_SIZES));
lrb.setVisibilities(DistributedCache.getFileVisibilities(conf)); lrb.setVisibilities(DistributedCache.getFileVisibilities(conf));
lrb.setSharedCacheUploadPolicies( lrb.setSharedCacheUploadPolicies(
@ -504,9 +505,9 @@ public class MRApps extends Apps {
/** /**
* Set up the DistributedCache related configs to make * Set up the DistributedCache related configs to make
* {@link DistributedCache#getLocalCacheFiles(Configuration)} * {@link JobContextImpl#getLocalCacheFiles(Configuration)}
* and * and
* {@link DistributedCache#getLocalCacheArchives(Configuration)} * {@link JobContextImpl#getLocalCacheArchives(Configuration)}
* working. * working.
* @param conf * @param conf
* @throws java.io.IOException * @throws java.io.IOException
@ -518,7 +519,7 @@ public class MRApps extends Apps {
// ^ ^ all symlinks are created in the current work-dir // ^ ^ all symlinks are created in the current work-dir
// Update the configuration object with localized archives. // Update the configuration object with localized archives.
URI[] cacheArchives = DistributedCache.getCacheArchives(conf); URI[] cacheArchives = JobContextImpl.getCacheArchives(conf);
if (cacheArchives != null) { if (cacheArchives != null) {
List<String> localArchives = new ArrayList<String>(); List<String> localArchives = new ArrayList<String>();
for (int i = 0; i < cacheArchives.length; ++i) { for (int i = 0; i < cacheArchives.length; ++i) {
@ -538,7 +539,7 @@ public class MRApps extends Apps {
} }
// Update the configuration object with localized files. // Update the configuration object with localized files.
URI[] cacheFiles = DistributedCache.getCacheFiles(conf); URI[] cacheFiles = JobContextImpl.getCacheFiles(conf);
if (cacheFiles != null) { if (cacheFiles != null) {
List<String> localFiles = new ArrayList<String>(); List<String> localFiles = new ArrayList<String>();
for (int i = 0; i < cacheFiles.length; ++i) { for (int i = 0; i < cacheFiles.length; ++i) {

7
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/test/java/org/apache/hadoop/mapred/TestLocalDistributedCacheManager.java
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@ -51,7 +51,6 @@ import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.mapreduce.Job; import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.MRConfig; import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.mapreduce.MRJobConfig; import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.junit.After; import org.junit.After;
import org.junit.Before; import org.junit.Before;
import org.junit.Test; import org.junit.Test;
@ -174,7 +173,7 @@ public class TestLocalDistributedCacheManager {
} }
}); });
DistributedCache.addCacheFile(file, conf); Job.addCacheFile(file, conf);
Map<String, Boolean> policies = new HashMap<String, Boolean>(); Map<String, Boolean> policies = new HashMap<String, Boolean>();
policies.put(file.toString(), true); policies.put(file.toString(), true);
Job.setFileSharedCacheUploadPolicies(conf, policies); Job.setFileSharedCacheUploadPolicies(conf, policies);
@ -286,8 +285,8 @@ public class TestLocalDistributedCacheManager {
} }
}); });
DistributedCache.addCacheFile(file, conf); Job.addCacheFile(file, conf);
DistributedCache.addCacheFile(file, conf); Job.addCacheFile(file, conf);
Map<String, Boolean> policies = new HashMap<String, Boolean>(); Map<String, Boolean> policies = new HashMap<String, Boolean>();
policies.put(file.toString(), true); policies.put(file.toString(), true);
Job.setFileSharedCacheUploadPolicies(conf, policies); Job.setFileSharedCacheUploadPolicies(conf, policies);

44
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/test/java/org/apache/hadoop/mapred/TestMRWithDistributedCache.java
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@ -229,60 +229,60 @@ public class TestMRWithDistributedCache {
Assert.assertEquals("Test Local Archives 1", Assert.assertEquals("Test Local Archives 1",
conf.get(DistributedCache.CACHE_LOCALARCHIVES)); conf.get(DistributedCache.CACHE_LOCALARCHIVES));
Assert.assertEquals(1, Assert.assertEquals(1,
DistributedCache.getLocalCacheArchives(conf).length); JobContextImpl.getLocalCacheArchives(conf).length);
Assert.assertEquals("Test Local Archives 1", Assert.assertEquals("Test Local Archives 1",
DistributedCache.getLocalCacheArchives(conf)[0].getName()); JobContextImpl.getLocalCacheArchives(conf)[0].getName());
DistributedCache.addLocalArchives(conf, "Test Local Archives 2"); DistributedCache.addLocalArchives(conf, "Test Local Archives 2");
Assert.assertEquals("Test Local Archives 1,Test Local Archives 2", Assert.assertEquals("Test Local Archives 1,Test Local Archives 2",
conf.get(DistributedCache.CACHE_LOCALARCHIVES)); conf.get(DistributedCache.CACHE_LOCALARCHIVES));
Assert.assertEquals(2, Assert.assertEquals(2,
DistributedCache.getLocalCacheArchives(conf).length); JobContextImpl.getLocalCacheArchives(conf).length);
Assert.assertEquals("Test Local Archives 2", Assert.assertEquals("Test Local Archives 2",
DistributedCache.getLocalCacheArchives(conf)[1].getName()); JobContextImpl.getLocalCacheArchives(conf)[1].getName());
DistributedCache.setLocalArchives(conf, "Test Local Archives 3"); DistributedCache.setLocalArchives(conf, "Test Local Archives 3");
Assert.assertEquals("Test Local Archives 3", Assert.assertEquals("Test Local Archives 3",
conf.get(DistributedCache.CACHE_LOCALARCHIVES)); conf.get(DistributedCache.CACHE_LOCALARCHIVES));
Assert.assertEquals(1, Assert.assertEquals(1,
DistributedCache.getLocalCacheArchives(conf).length); JobContextImpl.getLocalCacheArchives(conf).length);
Assert.assertEquals("Test Local Archives 3", Assert.assertEquals("Test Local Archives 3",
DistributedCache.getLocalCacheArchives(conf)[0].getName()); JobContextImpl.getLocalCacheArchives(conf)[0].getName());
DistributedCache.addLocalFiles(conf, "Test Local Files 1"); DistributedCache.addLocalFiles(conf, "Test Local Files 1");
Assert.assertEquals("Test Local Files 1", Assert.assertEquals("Test Local Files 1",
conf.get(DistributedCache.CACHE_LOCALFILES)); conf.get(DistributedCache.CACHE_LOCALFILES));
Assert.assertEquals(1, Assert.assertEquals(1,
DistributedCache.getLocalCacheFiles(conf).length); JobContextImpl.getLocalCacheFiles(conf).length);
Assert.assertEquals("Test Local Files 1", Assert.assertEquals("Test Local Files 1",
DistributedCache.getLocalCacheFiles(conf)[0].getName()); JobContextImpl.getLocalCacheFiles(conf)[0].getName());
DistributedCache.addLocalFiles(conf, "Test Local Files 2"); DistributedCache.addLocalFiles(conf, "Test Local Files 2");
Assert.assertEquals("Test Local Files 1,Test Local Files 2", Assert.assertEquals("Test Local Files 1,Test Local Files 2",
conf.get(DistributedCache.CACHE_LOCALFILES)); conf.get(DistributedCache.CACHE_LOCALFILES));
Assert.assertEquals(2, Assert.assertEquals(2,
DistributedCache.getLocalCacheFiles(conf).length); JobContextImpl.getLocalCacheFiles(conf).length);
Assert.assertEquals("Test Local Files 2", Assert.assertEquals("Test Local Files 2",
DistributedCache.getLocalCacheFiles(conf)[1].getName()); JobContextImpl.getLocalCacheFiles(conf)[1].getName());
DistributedCache.setLocalFiles(conf, "Test Local Files 3"); DistributedCache.setLocalFiles(conf, "Test Local Files 3");
Assert.assertEquals("Test Local Files 3", Assert.assertEquals("Test Local Files 3",
conf.get(DistributedCache.CACHE_LOCALFILES)); conf.get(DistributedCache.CACHE_LOCALFILES));
Assert.assertEquals(1, Assert.assertEquals(1,
DistributedCache.getLocalCacheFiles(conf).length); JobContextImpl.getLocalCacheFiles(conf).length);
Assert.assertEquals("Test Local Files 3", Assert.assertEquals("Test Local Files 3",
DistributedCache.getLocalCacheFiles(conf)[0].getName()); JobContextImpl.getLocalCacheFiles(conf)[0].getName());
DistributedCache.setArchiveTimestamps(conf, "1234567890"); DistributedCache.setArchiveTimestamps(conf, "1234567890");
Assert.assertEquals(1234567890, Assert.assertEquals(1234567890,
conf.getLong(DistributedCache.CACHE_ARCHIVES_TIMESTAMPS, 0)); conf.getLong(DistributedCache.CACHE_ARCHIVES_TIMESTAMPS, 0));
Assert.assertEquals(1, Assert.assertEquals(1,
DistributedCache.getArchiveTimestamps(conf).length); JobContextImpl.getArchiveTimestamps(conf).length);
Assert.assertEquals(1234567890, Assert.assertEquals(1234567890,
DistributedCache.getArchiveTimestamps(conf)[0]); JobContextImpl.getArchiveTimestamps(conf)[0]);
DistributedCache.setFileTimestamps(conf, "1234567890"); DistributedCache.setFileTimestamps(conf, "1234567890");
Assert.assertEquals(1234567890, Assert.assertEquals(1234567890,
conf.getLong(DistributedCache.CACHE_FILES_TIMESTAMPS, 0)); conf.getLong(DistributedCache.CACHE_FILES_TIMESTAMPS, 0));
Assert.assertEquals(1, Assert.assertEquals(1,
DistributedCache.getFileTimestamps(conf).length); JobContextImpl.getFileTimestamps(conf).length);
Assert.assertEquals(1234567890, Assert.assertEquals(1234567890,
DistributedCache.getFileTimestamps(conf)[0]); JobContextImpl.getFileTimestamps(conf)[0]);
DistributedCache.createAllSymlink(conf, new File("Test Job Cache Dir"), DistributedCache.createAllSymlink(conf, new File("Test Job Cache Dir"),
new File("Test Work Dir")); new File("Test Work Dir"));
@ -297,18 +297,18 @@ public class TestMRWithDistributedCache {
DistributedCache.getTimestamp(conf, symlinkFile.toURI())); DistributedCache.getTimestamp(conf, symlinkFile.toURI()));
Assert.assertTrue(symlinkFile.delete()); Assert.assertTrue(symlinkFile.delete());
DistributedCache.addCacheArchive(symlinkFile.toURI(), conf); Job.addCacheArchive(symlinkFile.toURI(), conf);
Assert.assertEquals(symlinkFile.toURI().toString(), Assert.assertEquals(symlinkFile.toURI().toString(),
conf.get(DistributedCache.CACHE_ARCHIVES)); conf.get(DistributedCache.CACHE_ARCHIVES));
Assert.assertEquals(1, DistributedCache.getCacheArchives(conf).length); Assert.assertEquals(1, JobContextImpl.getCacheArchives(conf).length);
Assert.assertEquals(symlinkFile.toURI(), Assert.assertEquals(symlinkFile.toURI(),
DistributedCache.getCacheArchives(conf)[0]); JobContextImpl.getCacheArchives(conf)[0]);
DistributedCache.addCacheFile(symlinkFile.toURI(), conf); Job.addCacheFile(symlinkFile.toURI(), conf);
Assert.assertEquals(symlinkFile.toURI().toString(), Assert.assertEquals(symlinkFile.toURI().toString(),
conf.get(DistributedCache.CACHE_FILES)); conf.get(DistributedCache.CACHE_FILES));
Assert.assertEquals(1, DistributedCache.getCacheFiles(conf).length); Assert.assertEquals(1, JobContextImpl.getCacheFiles(conf).length);
Assert.assertEquals(symlinkFile.toURI(), Assert.assertEquals(symlinkFile.toURI(),
DistributedCache.getCacheFiles(conf)[0]); JobContextImpl.getCacheFiles(conf)[0]);
} }
} }

13
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/test/java/org/apache/hadoop/mapreduce/v2/util/TestMRApps.java
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@ -45,7 +45,6 @@ import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.JobID; import org.apache.hadoop.mapreduce.JobID;
import org.apache.hadoop.mapreduce.MRConfig; import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.mapreduce.MRJobConfig; import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.mapreduce.v2.api.records.JobId; import org.apache.hadoop.mapreduce.v2.api.records.JobId;
import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId; import org.apache.hadoop.mapreduce.v2.api.records.TaskAttemptId;
import org.apache.hadoop.mapreduce.v2.api.records.TaskId; import org.apache.hadoop.mapreduce.v2.api.records.TaskId;
@ -377,11 +376,11 @@ public class TestMRApps {
when(mockFs.resolvePath(archivePath)).thenReturn(archivePath); when(mockFs.resolvePath(archivePath)).thenReturn(archivePath);
when(mockFs.resolvePath(filePath)).thenReturn(filePath); when(mockFs.resolvePath(filePath)).thenReturn(filePath);
DistributedCache.addCacheArchive(archive, conf); Job.addCacheArchive(archive, conf);
conf.set(MRJobConfig.CACHE_ARCHIVES_TIMESTAMPS, "10"); conf.set(MRJobConfig.CACHE_ARCHIVES_TIMESTAMPS, "10");
conf.set(MRJobConfig.CACHE_ARCHIVES_SIZES, "10"); conf.set(MRJobConfig.CACHE_ARCHIVES_SIZES, "10");
conf.set(MRJobConfig.CACHE_ARCHIVES_VISIBILITIES, "true"); conf.set(MRJobConfig.CACHE_ARCHIVES_VISIBILITIES, "true");
DistributedCache.addCacheFile(file, conf); Job.addCacheFile(file, conf);
conf.set(MRJobConfig.CACHE_FILE_TIMESTAMPS, "11"); conf.set(MRJobConfig.CACHE_FILE_TIMESTAMPS, "11");
conf.set(MRJobConfig.CACHE_FILES_SIZES, "11"); conf.set(MRJobConfig.CACHE_FILES_SIZES, "11");
conf.set(MRJobConfig.CACHE_FILE_VISIBILITIES, "true"); conf.set(MRJobConfig.CACHE_FILE_VISIBILITIES, "true");
@ -416,8 +415,8 @@ public class TestMRApps {
when(mockFs.resolvePath(filePath)).thenReturn(filePath); when(mockFs.resolvePath(filePath)).thenReturn(filePath);
when(mockFs.resolvePath(file2Path)).thenReturn(file2Path); when(mockFs.resolvePath(file2Path)).thenReturn(file2Path);
DistributedCache.addCacheFile(file, conf); Job.addCacheFile(file, conf);
DistributedCache.addCacheFile(file2, conf); Job.addCacheFile(file2, conf);
conf.set(MRJobConfig.CACHE_FILE_TIMESTAMPS, "10,11"); conf.set(MRJobConfig.CACHE_FILE_TIMESTAMPS, "10,11");
conf.set(MRJobConfig.CACHE_FILES_SIZES, "10,11"); conf.set(MRJobConfig.CACHE_FILES_SIZES, "10,11");
conf.set(MRJobConfig.CACHE_FILE_VISIBILITIES, "true,true"); conf.set(MRJobConfig.CACHE_FILE_VISIBILITIES, "true,true");
@ -452,11 +451,11 @@ public class TestMRApps {
when(mockFs.resolvePath(archivePath)).thenReturn(archivePath); when(mockFs.resolvePath(archivePath)).thenReturn(archivePath);
when(mockFs.resolvePath(filePath)).thenReturn(filePath); when(mockFs.resolvePath(filePath)).thenReturn(filePath);
DistributedCache.addCacheArchive(archive, conf); Job.addCacheArchive(archive, conf);
conf.set(MRJobConfig.CACHE_ARCHIVES_TIMESTAMPS, "10"); conf.set(MRJobConfig.CACHE_ARCHIVES_TIMESTAMPS, "10");
conf.set(MRJobConfig.CACHE_ARCHIVES_SIZES, "10"); conf.set(MRJobConfig.CACHE_ARCHIVES_SIZES, "10");
conf.set(MRJobConfig.CACHE_ARCHIVES_VISIBILITIES, "true"); conf.set(MRJobConfig.CACHE_ARCHIVES_VISIBILITIES, "true");
DistributedCache.addCacheFile(file, conf); Job.addCacheFile(file, conf);
conf.set(MRJobConfig.CACHE_FILE_TIMESTAMPS, "11"); conf.set(MRJobConfig.CACHE_FILE_TIMESTAMPS, "11");
conf.set(MRJobConfig.CACHE_FILES_SIZES, "11"); conf.set(MRJobConfig.CACHE_FILES_SIZES, "11");
conf.set(MRJobConfig.CACHE_FILE_VISIBILITIES, "true"); conf.set(MRJobConfig.CACHE_FILE_VISIBILITIES, "true");

4
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/Application.java
View File

@ -48,11 +48,11 @@ import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.mapred.TaskAttemptID; import org.apache.hadoop.mapred.TaskAttemptID;
import org.apache.hadoop.mapred.TaskLog; import org.apache.hadoop.mapred.TaskLog;
import org.apache.hadoop.mapreduce.MRJobConfig; import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.mapreduce.security.SecureShuffleUtils; import org.apache.hadoop.mapreduce.security.SecureShuffleUtils;
import org.apache.hadoop.mapreduce.security.TokenCache; import org.apache.hadoop.mapreduce.security.TokenCache;
import org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier; import org.apache.hadoop.mapreduce.security.token.JobTokenIdentifier;
import org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager; import org.apache.hadoop.mapreduce.security.token.JobTokenSecretManager;
import org.apache.hadoop.mapreduce.task.JobContextImpl;
import org.apache.hadoop.security.token.Token; import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.classification.VisibleForTesting; import org.apache.hadoop.classification.VisibleForTesting;
import org.apache.hadoop.util.ReflectionUtils; import org.apache.hadoop.util.ReflectionUtils;
@ -117,7 +117,7 @@ class Application<K1 extends WritableComparable, V1 extends Writable,
if (interpretor != null) { if (interpretor != null) {
cmd.add(interpretor); cmd.add(interpretor);
} }
String executable = DistributedCache.getLocalCacheFiles(conf)[0].toString(); String executable = JobContextImpl.getLocalCacheFiles(conf)[0].toString();
if (!FileUtil.canExecute(new File(executable))) { if (!FileUtil.canExecute(new File(executable))) {
// LinuxTaskController sets +x permissions on all distcache files already. // LinuxTaskController sets +x permissions on all distcache files already.
// In case of DefaultTaskController, set permissions here. // In case of DefaultTaskController, set permissions here.

7
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapred/pipes/Submitter.java
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@ -54,8 +54,9 @@ import org.apache.hadoop.mapred.RunningJob;
import org.apache.hadoop.mapred.lib.HashPartitioner; import org.apache.hadoop.mapred.lib.HashPartitioner;
import org.apache.hadoop.mapred.lib.LazyOutputFormat; import org.apache.hadoop.mapred.lib.LazyOutputFormat;
import org.apache.hadoop.mapred.lib.NullOutputFormat; import org.apache.hadoop.mapred.lib.NullOutputFormat;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.MRJobConfig; import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.filecache.DistributedCache; import org.apache.hadoop.mapreduce.task.JobContextImpl;
import org.apache.hadoop.util.ExitUtil; import org.apache.hadoop.util.ExitUtil;
import org.apache.hadoop.util.GenericOptionsParser; import org.apache.hadoop.util.GenericOptionsParser;
import org.apache.hadoop.util.Tool; import org.apache.hadoop.util.Tool;
@ -319,7 +320,7 @@ public class Submitter extends Configured implements Tool {
setIfUnset(conf, MRJobConfig.MAP_DEBUG_SCRIPT,defScript); setIfUnset(conf, MRJobConfig.MAP_DEBUG_SCRIPT,defScript);
setIfUnset(conf, MRJobConfig.REDUCE_DEBUG_SCRIPT,defScript); setIfUnset(conf, MRJobConfig.REDUCE_DEBUG_SCRIPT,defScript);
} }
URI[] fileCache = DistributedCache.getCacheFiles(conf); URI[] fileCache = JobContextImpl.getCacheFiles(conf);
if (fileCache == null) { if (fileCache == null) {
fileCache = new URI[1]; fileCache = new URI[1];
} else { } else {
@ -334,7 +335,7 @@ public class Submitter extends Configured implements Tool {
ie.initCause(e); ie.initCause(e);
throw ie; throw ie;
} }
DistributedCache.setCacheFiles(fileCache, conf); Job.setCacheFiles(fileCache, conf);
} }
/** /**

121
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/Job.java
View File

@ -1121,7 +1121,18 @@ public class Job extends JobContextImpl implements JobContext, AutoCloseable {
*/ */
public void setCacheArchives(URI[] archives) { public void setCacheArchives(URI[] archives) {
ensureState(JobState.DEFINE); ensureState(JobState.DEFINE);
DistributedCache.setCacheArchives(archives, conf); setCacheArchives(archives, conf);
}
/**
* Set the configuration with the given set of archives.
*
* @param archives The list of archives that need to be localized.
* @param conf Configuration which will be changed.
*/
public static void setCacheArchives(URI[] archives, Configuration conf) {
String cacheArchives = StringUtils.uriToString(archives);
conf.set(MRJobConfig.CACHE_ARCHIVES, cacheArchives);
} }
/** /**
@ -1130,7 +1141,18 @@ public class Job extends JobContextImpl implements JobContext, AutoCloseable {
*/ */
public void setCacheFiles(URI[] files) { public void setCacheFiles(URI[] files) {
ensureState(JobState.DEFINE); ensureState(JobState.DEFINE);
DistributedCache.setCacheFiles(files, conf); setCacheFiles(files, conf);
}
/**
* Set the configuration with the given set of files.
*
* @param files The list of files that need to be localized.
* @param conf Configuration which will be changed.
*/
public static void setCacheFiles(URI[] files, Configuration conf) {
String cacheFiles = StringUtils.uriToString(files);
conf.set(MRJobConfig.CACHE_FILES, cacheFiles);
} }
/** /**
@ -1139,16 +1161,53 @@ public class Job extends JobContextImpl implements JobContext, AutoCloseable {
*/ */
public void addCacheArchive(URI uri) { public void addCacheArchive(URI uri) {
ensureState(JobState.DEFINE); ensureState(JobState.DEFINE);
DistributedCache.addCacheArchive(uri, conf); addCacheArchive(uri, conf);
} }
/**
* Add an archives to be localized to the conf.
*
* @param uri The uri of the cache to be localized.
* @param conf Configuration to add the cache to.
*/
public static void addCacheArchive(URI uri, Configuration conf) {
String archives = conf.get(MRJobConfig.CACHE_ARCHIVES);
conf.set(MRJobConfig.CACHE_ARCHIVES,
archives == null ? uri.toString() : archives + "," + uri.toString());
}
/** /**
* Add a file to be localized * Add a file to be localized
* @param uri The uri of the cache to be localized * @param uri The uri of the cache to be localized
*/ */
public void addCacheFile(URI uri) { public void addCacheFile(URI uri) {
ensureState(JobState.DEFINE); ensureState(JobState.DEFINE);
DistributedCache.addCacheFile(uri, conf); addCacheFile(uri, conf);
}
/**
* Add a file to be localized to the conf. The localized file will be
* downloaded to the execution node(s), and a link will be created to the
* file from the job's working directory. If the last part of URI's path name
* is "*", then the entire parent directory will be localized and links
* will be created from the job's working directory to each file in the
* parent directory.
* <p>
* The access permissions of the file will determine whether the localized
* file will be shared across jobs. If the file is not readable by other or
* if any of its parent directories is not executable by other, then the
* file will not be shared. In the case of a path that ends in "/*",
* sharing of the localized files will be determined solely from the
* access permissions of the parent directories. The access permissions of
* the individual files will be ignored.
*
* @param uri The uri of the cache to be localized.
* @param conf Configuration to add the cache to.
*/
public static void addCacheFile(URI uri, Configuration conf) {
String files = conf.get(MRJobConfig.CACHE_FILES);
conf.set(MRJobConfig.CACHE_FILES,
files == null ? uri.toString() : files + "," + uri.toString());
} }
/** /**
@ -1165,7 +1224,39 @@ public class Job extends JobContextImpl implements JobContext, AutoCloseable {
public void addFileToClassPath(Path file) public void addFileToClassPath(Path file)
throws IOException { throws IOException {
ensureState(JobState.DEFINE); ensureState(JobState.DEFINE);
DistributedCache.addFileToClassPath(file, conf, file.getFileSystem(conf)); addFileToClassPath(file, conf, file.getFileSystem(conf));
}
/**
* Add a file path to the current set of classpath entries. The file will
* also be added to the cache.
*
* @param file Path of the file to be added.
* @param conf Configuration that contains the classpath setting.
* @param fs FileSystem with respect to which {@code file} should be interpreted.
*/
public static void addFileToClassPath(Path file, Configuration conf, FileSystem fs) {
addFileToClassPath(file, conf, fs, true);
}
/**
* Add a file path to the current set of classpath entries. The file will
* also be added to the cache if {@code addToCache} is true.
*
* @param file Path of the file to be added.
* @param conf Configuration that contains the classpath setting.
* @param fs FileSystem with respect to which {@code file} should be interpreted.
* @param addToCache Whether the file should also be added to the cache list.
*/
public static void addFileToClassPath(Path file, Configuration conf, FileSystem fs,
boolean addToCache) {
String classpath = conf.get(MRJobConfig.CLASSPATH_FILES);
conf.set(MRJobConfig.CLASSPATH_FILES,
classpath == null ? file.toString() : classpath + "," + file.toString());
if (addToCache) {
URI uri = fs.makeQualified(file).toUri();
Job.addCacheFile(uri, conf);
}
} }
/** /**
@ -1180,7 +1271,23 @@ public class Job extends JobContextImpl implements JobContext, AutoCloseable {
public void addArchiveToClassPath(Path archive) public void addArchiveToClassPath(Path archive)
throws IOException { throws IOException {
ensureState(JobState.DEFINE); ensureState(JobState.DEFINE);
DistributedCache.addArchiveToClassPath(archive, conf, archive.getFileSystem(conf)); addArchiveToClassPath(archive, conf, archive.getFileSystem(conf));
}
/**
* Add an archive path to the current set of classpath entries. It adds the
* archive to cache as well.
*
* @param archive Path of the archive to be added.
* @param conf Configuration that contains the classpath setting.
* @param fs FileSystem with respect to which {@code archive} should be interpreted.
*/
public static void addArchiveToClassPath(Path archive, Configuration conf, FileSystem fs) {
String classpath = conf.get(MRJobConfig.CLASSPATH_ARCHIVES);
conf.set(MRJobConfig.CLASSPATH_ARCHIVES,
classpath == null ? archive.toString() : classpath + "," + archive.toString());
URI uri = fs.makeQualified(archive).toUri();
Job.addCacheArchive(uri, conf);
} }
/** /**

13
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/JobResourceUploader.java
View File

@ -332,13 +332,12 @@ class JobResourceUploader {
// separately. // separately.
foundFragment = (newURI.getFragment() != null) && !fromSharedCache; foundFragment = (newURI.getFragment() != null) && !fromSharedCache;
} }
DistributedCache.addFileToClassPath(new Path(newURI.getPath()), conf, Job.addFileToClassPath(new Path(newURI.getPath()), conf, jtFs, false);
jtFs, false);
if (fromSharedCache) { if (fromSharedCache) {
// We simply add this URI to the distributed cache. It will not come // We simply add this URI to the distributed cache. It will not come
// from the staging directory (it is in the shared cache), so we // from the staging directory (it is in the shared cache), so we
// must add it to the cache regardless of the wildcard feature. // must add it to the cache regardless of the wildcard feature.
DistributedCache.addCacheFile(newURI, conf); Job.addCacheFile(newURI, conf);
} else { } else {
libjarURIs.add(newURI); libjarURIs.add(newURI);
} }
@ -352,10 +351,10 @@ class JobResourceUploader {
// Add the whole directory to the cache using a wild card // Add the whole directory to the cache using a wild card
Path libJarsDirWildcard = Path libJarsDirWildcard =
jtFs.makeQualified(new Path(libjarsDir, DistributedCache.WILDCARD)); jtFs.makeQualified(new Path(libjarsDir, DistributedCache.WILDCARD));
DistributedCache.addCacheFile(libJarsDirWildcard.toUri(), conf); Job.addCacheFile(libJarsDirWildcard.toUri(), conf);
} else { } else {
for (URI uri : libjarURIs) { for (URI uri : libjarURIs) {
DistributedCache.addCacheFile(uri, conf); Job.addCacheFile(uri, conf);
} }
} }
} }
@ -847,8 +846,8 @@ class JobResourceUploader {
} }
Path tmp = new Path(tmpURI); Path tmp = new Path(tmpURI);
Path newPath = copyRemoteFiles(fileDir, tmp, conf, replication); Path newPath = copyRemoteFiles(fileDir, tmp, conf, replication);
DistributedCache.addFileToClassPath(new Path(newPath.toUri().getPath()), Path path = new Path(newPath.toUri().getPath());
conf); Job.addFileToClassPath(path, conf, path.getFileSystem(conf));
} }
} }

2
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/JobSubmitter.java
View File

@ -466,7 +466,7 @@ class JobSubmitter {
throw new IllegalArgumentException(e); throw new IllegalArgumentException(e);
} }
DistributedCache.addCacheArchive(uri, conf); Job.addCacheArchive(uri, conf);
} }
} }
} }

13
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/filecache/ClientDistributedCacheManager.java
View File

@ -30,6 +30,7 @@ import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsAction; import org.apache.hadoop.fs.permission.FsAction;
import org.apache.hadoop.mapreduce.MRJobConfig; import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.security.TokenCache; import org.apache.hadoop.mapreduce.security.TokenCache;
import org.apache.hadoop.mapreduce.task.JobContextImpl;
import org.apache.hadoop.security.Credentials; import org.apache.hadoop.security.Credentials;
/** /**
@ -82,7 +83,7 @@ public class ClientDistributedCacheManager {
*/ */
public static void determineTimestamps(Configuration job, public static void determineTimestamps(Configuration job,
Map<URI, FileStatus> statCache) throws IOException { Map<URI, FileStatus> statCache) throws IOException {
URI[] tarchives = DistributedCache.getCacheArchives(job); URI[] tarchives = JobContextImpl.getCacheArchives(job);
if (tarchives != null) { if (tarchives != null) {
FileStatus status = getFileStatus(job, tarchives[0], statCache); FileStatus status = getFileStatus(job, tarchives[0], statCache);
StringBuilder archiveFileSizes = StringBuilder archiveFileSizes =
@ -100,7 +101,7 @@ public class ClientDistributedCacheManager {
setArchiveTimestamps(job, archiveTimestamps.toString()); setArchiveTimestamps(job, archiveTimestamps.toString());
} }
URI[] tfiles = DistributedCache.getCacheFiles(job); URI[] tfiles = JobContextImpl.getCacheFiles(job);
if (tfiles != null) { if (tfiles != null) {
FileStatus status = getFileStatus(job, tfiles[0], statCache); FileStatus status = getFileStatus(job, tfiles[0], statCache);
StringBuilder fileSizes = StringBuilder fileSizes =
@ -127,8 +128,8 @@ public class ClientDistributedCacheManager {
*/ */
public static void getDelegationTokens(Configuration job, public static void getDelegationTokens(Configuration job,
Credentials credentials) throws IOException { Credentials credentials) throws IOException {
URI[] tarchives = DistributedCache.getCacheArchives(job); URI[] tarchives = JobContextImpl.getCacheArchives(job);
URI[] tfiles = DistributedCache.getCacheFiles(job); URI[] tfiles = JobContextImpl.getCacheFiles(job);
int size = (tarchives!=null? tarchives.length : 0) + (tfiles!=null ? tfiles.length :0); int size = (tarchives!=null? tarchives.length : 0) + (tfiles!=null ? tfiles.length :0);
Path[] ps = new Path[size]; Path[] ps = new Path[size];
@ -159,7 +160,7 @@ public class ClientDistributedCacheManager {
*/ */
public static void determineCacheVisibilities(Configuration job, public static void determineCacheVisibilities(Configuration job,
Map<URI, FileStatus> statCache) throws IOException { Map<URI, FileStatus> statCache) throws IOException {
URI[] tarchives = DistributedCache.getCacheArchives(job); URI[] tarchives = JobContextImpl.getCacheArchives(job);
if (tarchives != null) { if (tarchives != null) {
StringBuilder archiveVisibilities = StringBuilder archiveVisibilities =
new StringBuilder(String.valueOf(isPublic(job, tarchives[0], statCache))); new StringBuilder(String.valueOf(isPublic(job, tarchives[0], statCache)));
@ -169,7 +170,7 @@ public class ClientDistributedCacheManager {
} }
setArchiveVisibilities(job, archiveVisibilities.toString()); setArchiveVisibilities(job, archiveVisibilities.toString());
} }
URI[] tfiles = DistributedCache.getCacheFiles(job); URI[] tfiles = JobContextImpl.getCacheFiles(job);
if (tfiles != null) { if (tfiles != null) {
StringBuilder fileVisibilities = StringBuilder fileVisibilities =
new StringBuilder(String.valueOf(isPublic(job, tfiles[0], statCache))); new StringBuilder(String.valueOf(isPublic(job, tfiles[0], statCache)));

96
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/filecache/DistributedCache.java
View File

@ -23,6 +23,7 @@ import java.util.*;
import org.apache.hadoop.classification.InterfaceAudience; import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.*; import org.apache.hadoop.conf.*;
import org.apache.hadoop.mapreduce.task.JobContextImpl;
import org.apache.hadoop.util.*; import org.apache.hadoop.util.*;
import org.apache.hadoop.fs.*; import org.apache.hadoop.fs.*;
import org.apache.hadoop.fs.FileSystem; import org.apache.hadoop.fs.FileSystem;
@ -145,8 +146,7 @@ public class DistributedCache {
*/ */
@Deprecated @Deprecated
public static void setCacheArchives(URI[] archives, Configuration conf) { public static void setCacheArchives(URI[] archives, Configuration conf) {
String sarchives = StringUtils.uriToString(archives); Job.setCacheArchives(archives, conf);
conf.set(MRJobConfig.CACHE_ARCHIVES, sarchives);
} }
/** /**
@ -159,8 +159,7 @@ public class DistributedCache {
*/ */
@Deprecated @Deprecated
public static void setCacheFiles(URI[] files, Configuration conf) { public static void setCacheFiles(URI[] files, Configuration conf) {
String sfiles = StringUtils.uriToString(files); Job.setCacheFiles(files, conf);
conf.set(MRJobConfig.CACHE_FILES, sfiles);
} }
/** /**
@ -174,7 +173,7 @@ public class DistributedCache {
*/ */
@Deprecated @Deprecated
public static URI[] getCacheArchives(Configuration conf) throws IOException { public static URI[] getCacheArchives(Configuration conf) throws IOException {
return StringUtils.stringToURI(conf.getStrings(MRJobConfig.CACHE_ARCHIVES)); return JobContextImpl.getCacheArchives(conf);
} }
/** /**
@ -188,7 +187,7 @@ public class DistributedCache {
*/ */
@Deprecated @Deprecated
public static URI[] getCacheFiles(Configuration conf) throws IOException { public static URI[] getCacheFiles(Configuration conf) throws IOException {
return StringUtils.stringToURI(conf.getStrings(MRJobConfig.CACHE_FILES)); return JobContextImpl.getCacheFiles(conf);
} }
/** /**
@ -201,10 +200,8 @@ public class DistributedCache {
* @see JobContext#getLocalCacheArchives() * @see JobContext#getLocalCacheArchives()
*/ */
@Deprecated @Deprecated
public static Path[] getLocalCacheArchives(Configuration conf) public static Path[] getLocalCacheArchives(Configuration conf) throws IOException {
throws IOException { return JobContextImpl.getLocalCacheArchives(conf);
return StringUtils.stringToPath(conf
.getStrings(MRJobConfig.CACHE_LOCALARCHIVES));
} }
/** /**
@ -219,23 +216,7 @@ public class DistributedCache {
@Deprecated @Deprecated
public static Path[] getLocalCacheFiles(Configuration conf) public static Path[] getLocalCacheFiles(Configuration conf)
throws IOException { throws IOException {
return StringUtils.stringToPath(conf.getStrings(MRJobConfig.CACHE_LOCALFILES)); return JobContextImpl.getLocalCacheFiles(conf);
}
/**
* Parse a list of strings into longs.
* @param strs the list of strings to parse
* @return a list of longs that were parsed. same length as strs.
*/
private static long[] parseTimestamps(String[] strs) {
if (strs == null) {
return null;
}
long[] result = new long[strs.length];
for(int i=0; i < strs.length; ++i) {
result[i] = Long.parseLong(strs[i]);
}
return result;
} }
/** /**
@ -248,8 +229,7 @@ public class DistributedCache {
*/ */
@Deprecated @Deprecated
public static long[] getArchiveTimestamps(Configuration conf) { public static long[] getArchiveTimestamps(Configuration conf) {
return parseTimestamps( return JobContextImpl.getArchiveTimestamps(conf);
conf.getStrings(MRJobConfig.CACHE_ARCHIVES_TIMESTAMPS));
} }
@ -263,8 +243,7 @@ public class DistributedCache {
*/ */
@Deprecated @Deprecated
public static long[] getFileTimestamps(Configuration conf) { public static long[] getFileTimestamps(Configuration conf) {
return parseTimestamps( return JobContextImpl.getFileTimestamps(conf);
conf.getStrings(MRJobConfig.CACHE_FILE_TIMESTAMPS));
} }
/** /**
@ -277,9 +256,7 @@ public class DistributedCache {
*/ */
@Deprecated @Deprecated
public static void addCacheArchive(URI uri, Configuration conf) { public static void addCacheArchive(URI uri, Configuration conf) {
String archives = conf.get(MRJobConfig.CACHE_ARCHIVES); Job.addCacheArchive(uri, conf);
conf.set(MRJobConfig.CACHE_ARCHIVES, archives == null ? uri.toString()
: archives + "," + uri.toString());
} }
/** /**
@ -307,9 +284,7 @@ public class DistributedCache {
*/ */
@Deprecated @Deprecated
public static void addCacheFile(URI uri, Configuration conf) { public static void addCacheFile(URI uri, Configuration conf) {
String files = conf.get(MRJobConfig.CACHE_FILES); Job.addCacheFile(uri, conf);
conf.set(MRJobConfig.CACHE_FILES, files == null ? uri.toString() : files + ","
+ uri.toString());
} }
/** /**
@ -323,9 +298,8 @@ public class DistributedCache {
* @see Job#addFileToClassPath(Path) * @see Job#addFileToClassPath(Path)
*/ */
@Deprecated @Deprecated
public static void addFileToClassPath(Path file, Configuration conf) public static void addFileToClassPath(Path file, Configuration conf) throws IOException {
throws IOException { Job.addFileToClassPath(file, conf, file.getFileSystem(conf));
addFileToClassPath(file, conf, file.getFileSystem(conf));
} }
/** /**
@ -340,7 +314,7 @@ public class DistributedCache {
*/ */
public static void addFileToClassPath(Path file, Configuration conf, public static void addFileToClassPath(Path file, Configuration conf,
FileSystem fs) { FileSystem fs) {
addFileToClassPath(file, conf, fs, true); Job.addFileToClassPath(file, conf, fs, true);
} }
/** /**
@ -357,14 +331,7 @@ public class DistributedCache {
*/ */
public static void addFileToClassPath(Path file, Configuration conf, public static void addFileToClassPath(Path file, Configuration conf,
FileSystem fs, boolean addToCache) { FileSystem fs, boolean addToCache) {
String classpath = conf.get(MRJobConfig.CLASSPATH_FILES); Job.addFileToClassPath(file, conf, fs, addToCache);
conf.set(MRJobConfig.CLASSPATH_FILES, classpath == null ? file.toString()
: classpath + "," + file.toString());
if (addToCache) {
URI uri = fs.makeQualified(file).toUri();
addCacheFile(uri, conf);
}
} }
/** /**
@ -377,16 +344,7 @@ public class DistributedCache {
*/ */
@Deprecated @Deprecated
public static Path[] getFileClassPaths(Configuration conf) { public static Path[] getFileClassPaths(Configuration conf) {
ArrayList<String> list = (ArrayList<String>)conf.getStringCollection( return JobContextImpl.getFileClassPaths(conf);
MRJobConfig.CLASSPATH_FILES);
if (list.size() == 0) {
return null;
}
Path[] paths = new Path[list.size()];
for (int i = 0; i < list.size(); i++) {
paths[i] = new Path(list.get(i));
}
return paths;
} }
/** /**
@ -401,7 +359,7 @@ public class DistributedCache {
@Deprecated @Deprecated
public static void addArchiveToClassPath(Path archive, Configuration conf) public static void addArchiveToClassPath(Path archive, Configuration conf)
throws IOException { throws IOException {
addArchiveToClassPath(archive, conf, archive.getFileSystem(conf)); Job.addArchiveToClassPath(archive, conf, archive.getFileSystem(conf));
} }
/** /**
@ -415,12 +373,7 @@ public class DistributedCache {
public static void addArchiveToClassPath public static void addArchiveToClassPath
(Path archive, Configuration conf, FileSystem fs) (Path archive, Configuration conf, FileSystem fs)
throws IOException { throws IOException {
String classpath = conf.get(MRJobConfig.CLASSPATH_ARCHIVES); Job.addArchiveToClassPath(archive, conf, fs);
conf.set(MRJobConfig.CLASSPATH_ARCHIVES, classpath == null ? archive
.toString() : classpath + "," + archive.toString());
URI uri = fs.makeQualified(archive).toUri();
addCacheArchive(uri, conf);
} }
/** /**
@ -433,16 +386,7 @@ public class DistributedCache {
*/ */
@Deprecated @Deprecated
public static Path[] getArchiveClassPaths(Configuration conf) { public static Path[] getArchiveClassPaths(Configuration conf) {
ArrayList<String> list = (ArrayList<String>)conf.getStringCollection( return JobContextImpl.getArchiveClassPaths(conf);
MRJobConfig.CLASSPATH_ARCHIVES);
if (list.size() == 0) {
return null;
}
Path[] paths = new Path[list.size()];
for (int i = 0; i < list.size(); i++) {
paths[i] = new Path(list.get(i));
}
return paths;
} }
/** /**

138
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/task/JobContextImpl.java
View File

@ -20,6 +20,7 @@ package org.apache.hadoop.mapreduce.task;
import java.io.IOException; import java.io.IOException;
import java.net.URI; import java.net.URI;
import java.util.ArrayList;
import org.apache.hadoop.classification.InterfaceAudience; import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability; import org.apache.hadoop.classification.InterfaceStability;
@ -43,6 +44,7 @@ import org.apache.hadoop.mapreduce.lib.output.TextOutputFormat;
import org.apache.hadoop.mapreduce.lib.partition.HashPartitioner; import org.apache.hadoop.mapreduce.lib.partition.HashPartitioner;
import org.apache.hadoop.security.Credentials; import org.apache.hadoop.security.Credentials;
import org.apache.hadoop.security.UserGroupInformation; import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.util.StringUtils;
/** /**
* A read-only view of the job that is provided to the tasks while they * A read-only view of the job that is provided to the tasks while they
@ -305,7 +307,27 @@ public class JobContextImpl implements JobContext {
* Get the archive entries in classpath as an array of Path * Get the archive entries in classpath as an array of Path
*/ */
public Path[] getArchiveClassPaths() { public Path[] getArchiveClassPaths() {
return DistributedCache.getArchiveClassPaths(conf); return getArchiveClassPaths(conf);
}
/**
* Get the archive entries in classpath as an array of Path.
* Used by internal DistributedCache code.
*
* @param conf Configuration that contains the classpath setting.
* @return An array of Path consisting of archive entries in classpath.
*/
public static Path[] getArchiveClassPaths(Configuration conf) {
ArrayList<String> list = (ArrayList<String>)conf.getStringCollection(
MRJobConfig.CLASSPATH_ARCHIVES);
if (list.size() == 0) {
return null;
}
Path[] paths = new Path[list.size()];
for (int i = 0; i < list.size(); i++) {
paths[i] = new Path(list.get(i));
}
return paths;
} }
/** /**
@ -314,7 +336,18 @@ public class JobContextImpl implements JobContext {
* @throws IOException * @throws IOException
*/ */
public URI[] getCacheArchives() throws IOException { public URI[] getCacheArchives() throws IOException {
return DistributedCache.getCacheArchives(conf); return getCacheArchives(conf);
}
/**
* Get cache archives set in the Configuration. Used by
* internal DistributedCache and JobContextImpl code.
*
* @param conf The configuration which contains the archives.
* @return A URI array of the caches set in the Configuration.
*/
public static URI[] getCacheArchives(Configuration conf) {
return StringUtils.stringToURI(conf.getStrings(MRJobConfig.CACHE_ARCHIVES));
} }
/** /**
@ -324,7 +357,18 @@ public class JobContextImpl implements JobContext {
*/ */
public URI[] getCacheFiles() throws IOException { public URI[] getCacheFiles() throws IOException {
return DistributedCache.getCacheFiles(conf); return getCacheFiles(conf);
}
/**
* Get cache files set in the Configuration. Used by internal
* DistributedCache and MapReduce code.
*
* @param conf The configuration which contains the files.
* @return A URI array of the files set in the Configuration.
*/
public static URI[] getCacheFiles(Configuration conf) {
return StringUtils.stringToURI(conf.getStrings(MRJobConfig.CACHE_FILES));
} }
/** /**
@ -334,7 +378,17 @@ public class JobContextImpl implements JobContext {
*/ */
public Path[] getLocalCacheArchives() public Path[] getLocalCacheArchives()
throws IOException { throws IOException {
return DistributedCache.getLocalCacheArchives(conf); return getLocalCacheArchives(conf);
}
/**
* Return the path array of the localized caches.
*
* @param conf Configuration that contains the localized archives.
* @return A path array of localized caches.
*/
public static Path[] getLocalCacheArchives(Configuration conf) {
return StringUtils.stringToPath(conf.getStrings(MRJobConfig.CACHE_LOCALARCHIVES));
} }
/** /**
@ -344,14 +398,82 @@ public class JobContextImpl implements JobContext {
*/ */
public Path[] getLocalCacheFiles() public Path[] getLocalCacheFiles()
throws IOException { throws IOException {
return DistributedCache.getLocalCacheFiles(conf); return getLocalCacheFiles(conf);
}
/**
* Return the path array of the localized files.
*
* @param conf Configuration that contains the localized files.
* @return A path array of localized files.
*/
public static Path[] getLocalCacheFiles(Configuration conf) {
return StringUtils.stringToPath(conf.getStrings(MRJobConfig.CACHE_LOCALFILES));
}
/**
* Parse a list of strings into longs.
* @param strs the list of strings to parse
* @return a list of longs that were parsed. same length as strs.
*/
private static long[] parseTimestamps(String[] strs) {
if (strs == null) {
return null;
}
long[] result = new long[strs.length];
for(int i=0; i < strs.length; ++i) {
result[i] = Long.parseLong(strs[i]);
}
return result;
}
/**
* Get the timestamps of the archives. Used by internal
* DistributedCache and MapReduce code.
*
* @param conf The configuration which stored the timestamps.
* @return a long array of timestamps.
*/
public static long[] getArchiveTimestamps(Configuration conf) {
return parseTimestamps(conf.getStrings(MRJobConfig.CACHE_ARCHIVES_TIMESTAMPS));
}
/**
* Get the timestamps of the files. Used by internal
* DistributedCache and MapReduce code.
*
* @param conf The configuration which stored the timestamps.
* @return a long array of timestamps.
*/
public static long[] getFileTimestamps(Configuration conf) {
return parseTimestamps(conf.getStrings(MRJobConfig.CACHE_FILE_TIMESTAMPS));
} }
/** /**
* Get the file entries in classpath as an array of Path * Get the file entries in classpath as an array of Path
*/ */
public Path[] getFileClassPaths() { public Path[] getFileClassPaths() {
return DistributedCache.getFileClassPaths(conf); return getFileClassPaths(conf);
}
/**
* Get the file entries in classpath as an array of Path.
* Used by internal DistributedCache code.
*
* @param conf Configuration that contains the classpath setting.
* @return Array of Path consisting of file entries in the classpath.
*/
public static Path[] getFileClassPaths(Configuration conf) {
ArrayList<String> list =
(ArrayList<String>) conf.getStringCollection(MRJobConfig.CLASSPATH_FILES);
if (list.size() == 0) {
return null;
}
Path[] paths = new Path[list.size()];
for (int i = 0; i < list.size(); i++) {
paths[i] = new Path(list.get(i));
}
return paths;
} }
/** /**
@ -376,7 +498,7 @@ public class JobContextImpl implements JobContext {
* @return a string array of timestamps * @return a string array of timestamps
*/ */
public String[] getArchiveTimestamps() { public String[] getArchiveTimestamps() {
return toTimestampStrs(DistributedCache.getArchiveTimestamps(conf)); return toTimestampStrs(getArchiveTimestamps(conf));
} }
/** /**
@ -385,7 +507,7 @@ public class JobContextImpl implements JobContext {
* @return a string array of timestamps * @return a string array of timestamps
*/ */
public String[] getFileTimestamps() { public String[] getFileTimestamps() {
return toTimestampStrs(DistributedCache.getFileTimestamps(conf)); return toTimestampStrs(getFileTimestamps(conf));
} }
/** /**

17
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapred/MRCaching.java
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@ -26,15 +26,8 @@ import org.apache.hadoop.fs.*;
import org.apache.hadoop.io.IntWritable; import org.apache.hadoop.io.IntWritable;
import org.apache.hadoop.io.LongWritable; import org.apache.hadoop.io.LongWritable;
import org.apache.hadoop.io.Text; import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapred.JobClient; import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapred.JobConf;
import org.apache.hadoop.mapred.Mapper;
import org.apache.hadoop.mapred.OutputCollector;
import org.apache.hadoop.mapred.Reducer;
import org.apache.hadoop.mapred.Reporter;
import org.apache.hadoop.util.*; import org.apache.hadoop.util.*;
import org.apache.hadoop.mapred.MapReduceBase;
import org.apache.hadoop.mapreduce.filecache.DistributedCache;
import org.apache.hadoop.mapreduce.MRJobConfig; import org.apache.hadoop.mapreduce.MRJobConfig;
import java.net.URI; import java.net.URI;
@ -62,8 +55,8 @@ public class MRCaching {
public void configure(JobConf jconf) { public void configure(JobConf jconf) {
conf = jconf; conf = jconf;
try { try {
Path[] localArchives = DistributedCache.getLocalCacheArchives(conf); Path[] localArchives = JobContextImpl.getLocalCacheArchives(conf);
Path[] localFiles = DistributedCache.getLocalCacheFiles(conf); Path[] localFiles = JobContextImpl.getLocalCacheFiles(conf);
// read the cached files (unzipped, unjarred and text) // read the cached files (unzipped, unjarred and text)
// and put it into a single file TEST_ROOT_DIR/test.txt // and put it into a single file TEST_ROOT_DIR/test.txt
String TEST_ROOT_DIR = jconf.get("test.build.data","/tmp"); String TEST_ROOT_DIR = jconf.get("test.build.data","/tmp");
@ -254,7 +247,7 @@ public class MRCaching {
uris[3] = fs.getUri().resolve(cacheDir + "/test.tgz"); uris[3] = fs.getUri().resolve(cacheDir + "/test.tgz");
uris[4] = fs.getUri().resolve(cacheDir + "/test.tar.gz"); uris[4] = fs.getUri().resolve(cacheDir + "/test.tar.gz");
uris[5] = fs.getUri().resolve(cacheDir + "/test.tar"); uris[5] = fs.getUri().resolve(cacheDir + "/test.tar");
DistributedCache.addCacheFile(uris[0], conf); Job.addCacheFile(uris[0], conf);
// Save expected file sizes // Save expected file sizes
long[] fileSizes = new long[1]; long[] fileSizes = new long[1];
@ -262,7 +255,7 @@ public class MRCaching {
long[] archiveSizes = new long[5]; // track last 5 long[] archiveSizes = new long[5]; // track last 5
for (int i = 1; i < 6; i++) { for (int i = 1; i < 6; i++) {
DistributedCache.addCacheArchive(uris[i], conf); Job.addCacheArchive(uris[i], conf);
archiveSizes[i-1] = // starting with second archive archiveSizes[i-1] = // starting with second archive
fs.getFileStatus(new Path(uris[i].getPath())).getLen(); fs.getFileStatus(new Path(uris[i].getPath())).getLen();
} }

4
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-jobclient/src/test/java/org/apache/hadoop/mapreduce/v2/TestMRAppWithCombiner.java
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@ -40,7 +40,7 @@ import org.apache.hadoop.mapred.RunningJob;
import org.apache.hadoop.mapred.TextInputFormat; import org.apache.hadoop.mapred.TextInputFormat;
import org.apache.hadoop.mapred.lib.IdentityMapper; import org.apache.hadoop.mapred.lib.IdentityMapper;
import org.apache.hadoop.mapred.lib.IdentityReducer; import org.apache.hadoop.mapred.lib.IdentityReducer;
import org.apache.hadoop.mapreduce.filecache.DistributedCache; import org.apache.hadoop.mapreduce.Job;
import org.junit.AfterClass; import org.junit.AfterClass;
import org.junit.Assert; import org.junit.Assert;
import org.junit.BeforeClass; import org.junit.BeforeClass;
@ -111,7 +111,7 @@ public class TestMRAppWithCombiner {
conf.setCombinerClass(MyCombinerToCheckReporter.class); conf.setCombinerClass(MyCombinerToCheckReporter.class);
//conf.setJarByClass(MyCombinerToCheckReporter.class); //conf.setJarByClass(MyCombinerToCheckReporter.class);
conf.setReducerClass(IdentityReducer.class); conf.setReducerClass(IdentityReducer.class);
DistributedCache.addFileToClassPath(TestMRJobs.APP_JAR, conf); Job.addFileToClassPath(TestMRJobs.APP_JAR, conf, TestMRJobs.APP_JAR.getFileSystem(conf));
conf.setOutputCommitter(CustomOutputCommitter.class); conf.setOutputCommitter(CustomOutputCommitter.class);
conf.setInputFormat(TextInputFormat.class); conf.setInputFormat(TextInputFormat.class);
conf.setOutputKeyClass(LongWritable.class); conf.setOutputKeyClass(LongWritable.class);

11
hadoop-tools/hadoop-streaming/src/main/java/org/apache/hadoop/streaming/StreamJob.java
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@ -40,6 +40,7 @@ import org.slf4j.Logger;
import org.slf4j.LoggerFactory; import org.slf4j.LoggerFactory;
import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.permission.FsAction; import org.apache.hadoop.fs.permission.FsAction;
import org.apache.hadoop.mapreduce.Job;
import org.apache.hadoop.mapreduce.MRConfig; import org.apache.hadoop.mapreduce.MRConfig;
import org.apache.hadoop.mapreduce.MRJobConfig; import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.mapreduce.filecache.DistributedCache; import org.apache.hadoop.mapreduce.filecache.DistributedCache;
@ -969,10 +970,12 @@ public class StreamJob implements Tool {
fail(LINK_URI); fail(LINK_URI);
} }
// set the jobconf for the caching parameters // set the jobconf for the caching parameters
if (cacheArchives != null) if (cacheArchives != null) {
DistributedCache.setCacheArchives(archiveURIs, jobConf_); Job.setCacheArchives(archiveURIs, jobConf_);
if (cacheFiles != null) }
DistributedCache.setCacheFiles(fileURIs, jobConf_); if (cacheFiles != null) {
Job.setCacheFiles(fileURIs, jobConf_);
}
if (verbose_) { if (verbose_) {
listJobConfProperties(); listJobConfProperties();