Java Code Examples for org.apache.hadoop.fs.FileSystem#setWorkingDirectory()

The following examples show how to use org.apache.hadoop.fs.FileSystem#setWorkingDirectory() . These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may want to check out the right sidebar which shows the related API usage.
Example 1
@Test(expected = IOException.class)
public void testGetAllShardedTableMapFilesWithoutPath() throws Exception {
    Configuration conf = new Configuration();
    File tempWorkDir = Files.createTempDir();
    conf.set(FileSystem.FS_DEFAULT_NAME_KEY, tempWorkDir.toURI().toString());
    FileSystem fs = FileSystem.get(tempWorkDir.toURI(), conf);
    fs.setWorkingDirectory(new Path(tempWorkDir.toString()));
    Path workDir = fs.makeQualified(new Path("work"));
    conf.set(ShardedTableMapFile.SPLIT_WORK_DIR, workDir.toString());
    
    conf.set(ShardedDataTypeHandler.SHARDED_TNAMES, "shard_ingest_unit_test_table_1,shard_ingest_unit_test_table_2,shard_ingest_unit_test_table_3");
    
    String[] tableNames = new String[] {TABLE_NAME};
    conf.set(ShardedTableMapFile.TABLE_NAMES, StringUtils.join(",", tableNames));
    ShardedTableMapFile.setupFile(conf);
    ShardedTableMapFile.getShardIdToLocations(conf, TABLE_NAME);
}
 
Example 2
Source Project: hadoop   File: BaseTestHttpFSWith.java    License: Apache License 2.0 6 votes vote down vote up
private void testWorkingdirectory() throws Exception {
  FileSystem fs = FileSystem.get(getProxiedFSConf());
  Path workingDir = fs.getWorkingDirectory();
  fs.close();

  fs = getHttpFSFileSystem();
  if (isLocalFS()) {
    fs.setWorkingDirectory(workingDir);
  }
  Path httpFSWorkingDir = fs.getWorkingDirectory();
  fs.close();
  Assert.assertEquals(httpFSWorkingDir.toUri().getPath(),
                      workingDir.toUri().getPath());

  fs = getHttpFSFileSystem();
  fs.setWorkingDirectory(new Path("/tmp"));
  workingDir = fs.getWorkingDirectory();
  fs.close();
  Assert.assertEquals(workingDir.toUri().getPath(), new Path("/tmp").toUri().getPath());
}
 
Example 3
Source Project: big-c   File: BaseTestHttpFSWith.java    License: Apache License 2.0 6 votes vote down vote up
private void testWorkingdirectory() throws Exception {
  FileSystem fs = FileSystem.get(getProxiedFSConf());
  Path workingDir = fs.getWorkingDirectory();
  fs.close();

  fs = getHttpFSFileSystem();
  if (isLocalFS()) {
    fs.setWorkingDirectory(workingDir);
  }
  Path httpFSWorkingDir = fs.getWorkingDirectory();
  fs.close();
  Assert.assertEquals(httpFSWorkingDir.toUri().getPath(),
                      workingDir.toUri().getPath());

  fs = getHttpFSFileSystem();
  fs.setWorkingDirectory(new Path("/tmp"));
  workingDir = fs.getWorkingDirectory();
  fs.close();
  Assert.assertEquals(workingDir.toUri().getPath(), new Path("/tmp").toUri().getPath());
}
 
Example 4
private FileSystem setWorkingDirectory(Configuration conf) throws IOException {
    FileSystem fs = FileSystem.getLocal(conf);
    File tempWorkDir = Files.createTempDir();
    fs.setWorkingDirectory(new Path(tempWorkDir.toString()));
    conf.set(ShardedTableMapFile.SPLIT_WORK_DIR, tempWorkDir.toString());
    return fs;
}
 
Example 5
Source Project: kafka-connect-fs   File: AbstractPolicy.java    License: Apache License 2.0 5 votes vote down vote up
private void configFs(Map<String, Object> customConfigs) throws IOException {
    for (String uri : this.conf.getFsUris()) {
        Configuration fsConfig = new Configuration();
        customConfigs.entrySet().stream()
                .filter(entry -> entry.getKey().startsWith(FsSourceTaskConfig.POLICY_PREFIX_FS))
                .forEach(entry -> fsConfig.set(entry.getKey().replace(FsSourceTaskConfig.POLICY_PREFIX_FS, ""),
                        (String) entry.getValue()));

        Path workingDir = new Path(convert(uri));
        FileSystem fs = FileSystem.newInstance(workingDir.toUri(), fsConfig);
        fs.setWorkingDirectory(workingDir);
        this.fileSystems.add(fs);
    }
}
 
Example 6
Source Project: hadoop   File: TestLocalDFS.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Tests get/set working directory in DFS.
 */
@Test
public void testWorkingDirectory() throws IOException {
  Configuration conf = new HdfsConfiguration();
  MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
  FileSystem fileSys = cluster.getFileSystem();
  try {
    Path orig_path = fileSys.getWorkingDirectory();
    assertTrue(orig_path.isAbsolute());
    Path file1 = new Path("somewhat/random.txt");
    writeFile(fileSys, file1);
    assertTrue(fileSys.exists(new Path(orig_path, file1.toString())));
    fileSys.delete(file1, true);
    Path subdir1 = new Path("/somewhere");
    fileSys.setWorkingDirectory(subdir1);
    writeFile(fileSys, file1);
    cleanupFile(fileSys, new Path(subdir1, file1.toString()));
    Path subdir2 = new Path("else");
    fileSys.setWorkingDirectory(subdir2);
    writeFile(fileSys, file1);
    readFile(fileSys, file1);
    cleanupFile(fileSys, new Path(new Path(subdir1, subdir2.toString()),
                                  file1.toString()));

    // test home directory
    Path home = 
      fileSys.makeQualified(
          new Path(DFSConfigKeys.DFS_USER_HOME_DIR_PREFIX_DEFAULT
              + "/" + getUserName(fileSys))); 
    Path fsHome = fileSys.getHomeDirectory();
    assertEquals(home, fsHome);

  } finally {
    fileSys.close();
    cluster.shutdown();
  }
}
 
Example 7
Source Project: hadoop   File: ViewFileSystemTestSetup.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * 
 * @param fsTarget - the target fs of the view fs.
 * @return return the ViewFS File context to be used for tests
 * @throws Exception
 */
static public FileSystem setupForViewFileSystem(Configuration conf, FileSystemTestHelper fileSystemTestHelper, FileSystem fsTarget) throws Exception {
  /**
   * create the test root on local_fs - the  mount table will point here
   */
  Path targetOfTests = fileSystemTestHelper.getTestRootPath(fsTarget);
  // In case previous test was killed before cleanup
  fsTarget.delete(targetOfTests, true);
  fsTarget.mkdirs(targetOfTests);


  // Set up viewfs link for test dir as described above
  String testDir = fileSystemTestHelper.getTestRootPath(fsTarget).toUri()
      .getPath();
  linkUpFirstComponents(conf, testDir, fsTarget, "test dir");
  
  
  // Set up viewfs link for home dir as described above
  setUpHomeDir(conf, fsTarget);
  
  
  // the test path may be relative to working dir - we need to make that work:
  // Set up viewfs link for wd as described above
  String wdDir = fsTarget.getWorkingDirectory().toUri().getPath();
  linkUpFirstComponents(conf, wdDir, fsTarget, "working dir");


  FileSystem fsView = FileSystem.get(FsConstants.VIEWFS_URI, conf);
  fsView.setWorkingDirectory(new Path(wdDir)); // in case testdir relative to wd.
  Log.info("Working dir is: " + fsView.getWorkingDirectory());
  return fsView;
}
 
Example 8
Source Project: big-c   File: TestLocalDFS.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Tests get/set working directory in DFS.
 */
@Test
public void testWorkingDirectory() throws IOException {
  Configuration conf = new HdfsConfiguration();
  MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
  FileSystem fileSys = cluster.getFileSystem();
  try {
    Path orig_path = fileSys.getWorkingDirectory();
    assertTrue(orig_path.isAbsolute());
    Path file1 = new Path("somewhat/random.txt");
    writeFile(fileSys, file1);
    assertTrue(fileSys.exists(new Path(orig_path, file1.toString())));
    fileSys.delete(file1, true);
    Path subdir1 = new Path("/somewhere");
    fileSys.setWorkingDirectory(subdir1);
    writeFile(fileSys, file1);
    cleanupFile(fileSys, new Path(subdir1, file1.toString()));
    Path subdir2 = new Path("else");
    fileSys.setWorkingDirectory(subdir2);
    writeFile(fileSys, file1);
    readFile(fileSys, file1);
    cleanupFile(fileSys, new Path(new Path(subdir1, subdir2.toString()),
                                  file1.toString()));

    // test home directory
    Path home = 
      fileSys.makeQualified(
          new Path(DFSConfigKeys.DFS_USER_HOME_DIR_PREFIX_DEFAULT
              + "/" + getUserName(fileSys))); 
    Path fsHome = fileSys.getHomeDirectory();
    assertEquals(home, fsHome);

  } finally {
    fileSys.close();
    cluster.shutdown();
  }
}
 
Example 9
Source Project: big-c   File: ViewFileSystemTestSetup.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * 
 * @param fsTarget - the target fs of the view fs.
 * @return return the ViewFS File context to be used for tests
 * @throws Exception
 */
static public FileSystem setupForViewFileSystem(Configuration conf, FileSystemTestHelper fileSystemTestHelper, FileSystem fsTarget) throws Exception {
  /**
   * create the test root on local_fs - the  mount table will point here
   */
  Path targetOfTests = fileSystemTestHelper.getTestRootPath(fsTarget);
  // In case previous test was killed before cleanup
  fsTarget.delete(targetOfTests, true);
  fsTarget.mkdirs(targetOfTests);


  // Set up viewfs link for test dir as described above
  String testDir = fileSystemTestHelper.getTestRootPath(fsTarget).toUri()
      .getPath();
  linkUpFirstComponents(conf, testDir, fsTarget, "test dir");
  
  
  // Set up viewfs link for home dir as described above
  setUpHomeDir(conf, fsTarget);
  
  
  // the test path may be relative to working dir - we need to make that work:
  // Set up viewfs link for wd as described above
  String wdDir = fsTarget.getWorkingDirectory().toUri().getPath();
  linkUpFirstComponents(conf, wdDir, fsTarget, "working dir");


  FileSystem fsView = FileSystem.get(FsConstants.VIEWFS_URI, conf);
  fsView.setWorkingDirectory(new Path(wdDir)); // in case testdir relative to wd.
  Log.info("Working dir is: " + fsView.getWorkingDirectory());
  return fsView;
}
 
Example 10
/**
 * Internal file system creation routine, invoked in correct class loader context.
 *
 * @param usrName User name.
 * @return File system.
 * @throws IOException If failed.
 * @throws InterruptedException if the current thread is interrupted.
 */
protected FileSystem create(String usrName) throws IOException, InterruptedException {
    FileSystem fs = FileSystem.get(fullUri, cfg, usrName);

    if (workDir != null)
        fs.setWorkingDirectory(workDir);

    return fs;
}
 
Example 11
Source Project: RDFS   File: TestLocalDFS.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Tests get/set working directory in DFS.
 */
public void testWorkingDirectory() throws IOException {
  Configuration conf = new Configuration();
  MiniDFSCluster cluster = new MiniDFSCluster(conf, 1, true, null);
  FileSystem fileSys = cluster.getFileSystem();
  try {
    Path orig_path = fileSys.getWorkingDirectory();
    assertTrue(orig_path.isAbsolute());
    Path file1 = new Path("somewhat/random.txt");
    writeFile(fileSys, file1);
    assertTrue(fileSys.exists(new Path(orig_path, file1.toString())));
    fileSys.delete(file1, true);
    Path subdir1 = new Path("/somewhere");
    fileSys.setWorkingDirectory(subdir1);
    writeFile(fileSys, file1);
    cleanupFile(fileSys, new Path(subdir1, file1.toString()));
    Path subdir2 = new Path("else");
    fileSys.setWorkingDirectory(subdir2);
    writeFile(fileSys, file1);
    readFile(fileSys, file1);
    cleanupFile(fileSys, new Path(new Path(subdir1, subdir2.toString()),
                                  file1.toString()));

    // test home directory
    Path home = new Path("/user/" + getUserName(fileSys))
      .makeQualified(fileSys);
    Path fsHome = fileSys.getHomeDirectory();
    assertEquals(home, fsHome);

  } finally {
    fileSys.close();
    cluster.shutdown();
  }
}
 
Example 12
Source Project: hadoop-gpu   File: TestLocalDFS.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Tests get/set working directory in DFS.
 */
public void testWorkingDirectory() throws IOException {
  Configuration conf = new Configuration();
  MiniDFSCluster cluster = new MiniDFSCluster(conf, 1, true, null);
  FileSystem fileSys = cluster.getFileSystem();
  try {
    Path orig_path = fileSys.getWorkingDirectory();
    assertTrue(orig_path.isAbsolute());
    Path file1 = new Path("somewhat/random.txt");
    writeFile(fileSys, file1);
    assertTrue(fileSys.exists(new Path(orig_path, file1.toString())));
    fileSys.delete(file1, true);
    Path subdir1 = new Path("/somewhere");
    fileSys.setWorkingDirectory(subdir1);
    writeFile(fileSys, file1);
    cleanupFile(fileSys, new Path(subdir1, file1.toString()));
    Path subdir2 = new Path("else");
    fileSys.setWorkingDirectory(subdir2);
    writeFile(fileSys, file1);
    readFile(fileSys, file1);
    cleanupFile(fileSys, new Path(new Path(subdir1, subdir2.toString()),
                                  file1.toString()));

    // test home directory
    Path home = new Path("/user/" + getUserName(fileSys))
      .makeQualified(fileSys);
    Path fsHome = fileSys.getHomeDirectory();
    assertEquals(home, fsHome);

  } finally {
    fileSys.close();
    cluster.shutdown();
  }
}
 
Example 13
Source Project: hadoop   File: TestJobCounters.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Tests {@link TaskCounter}'s {@link TaskCounter.COMMITTED_HEAP_BYTES}. 
 * The test consists of running a low-memory job which consumes less heap 
 * memory and then running a high-memory job which consumes more heap memory, 
 * and then ensuring that COMMITTED_HEAP_BYTES of low-memory job is smaller 
 * than that of the high-memory job.
 * @throws IOException
 */
@Test
@SuppressWarnings("deprecation")
public void testHeapUsageCounter() throws Exception {
  JobConf conf = new JobConf();
  // create a local filesystem handle
  FileSystem fileSystem = FileSystem.getLocal(conf);
  
  // define test root directories
  Path rootDir =
    new Path(System.getProperty("test.build.data", "/tmp"));
  Path testRootDir = new Path(rootDir, "testHeapUsageCounter");
  // cleanup the test root directory
  fileSystem.delete(testRootDir, true);
  // set the current working directory
  fileSystem.setWorkingDirectory(testRootDir);
  
  fileSystem.deleteOnExit(testRootDir);
  
  // create a mini cluster using the local file system
  MiniMRCluster mrCluster = 
    new MiniMRCluster(1, fileSystem.getUri().toString(), 1);
  
  try {
    conf = mrCluster.createJobConf();
    JobClient jobClient = new JobClient(conf);

    // define job input
    Path inDir = new Path(testRootDir, "in");
    // create input data
    createWordsFile(inDir, conf);

    // configure and run a low memory job which will run without loading the
    // jvm's heap
    RunningJob lowMemJob = 
      runHeapUsageTestJob(conf, testRootDir, "-Xms32m -Xmx1G", 
                          0, 0, fileSystem, jobClient, inDir);
    JobID lowMemJobID = lowMemJob.getID();
    long lowMemJobMapHeapUsage = getTaskCounterUsage(jobClient, lowMemJobID, 
                                                     1, 0, TaskType.MAP);
    System.out.println("Job1 (low memory job) map task heap usage: " 
                       + lowMemJobMapHeapUsage);
    long lowMemJobReduceHeapUsage =
      getTaskCounterUsage(jobClient, lowMemJobID, 1, 0, TaskType.REDUCE);
    System.out.println("Job1 (low memory job) reduce task heap usage: " 
                       + lowMemJobReduceHeapUsage);

    // configure and run a high memory job which will load the jvm's heap
    RunningJob highMemJob = 
      runHeapUsageTestJob(conf, testRootDir, "-Xms32m -Xmx1G", 
                          lowMemJobMapHeapUsage + 256*1024*1024, 
                          lowMemJobReduceHeapUsage + 256*1024*1024,
                          fileSystem, jobClient, inDir);
    JobID highMemJobID = highMemJob.getID();

    long highMemJobMapHeapUsage = getTaskCounterUsage(jobClient, highMemJobID,
                                                      1, 0, TaskType.MAP);
    System.out.println("Job2 (high memory job) map task heap usage: " 
                       + highMemJobMapHeapUsage);
    long highMemJobReduceHeapUsage =
      getTaskCounterUsage(jobClient, highMemJobID, 1, 0, TaskType.REDUCE);
    System.out.println("Job2 (high memory job) reduce task heap usage: " 
                       + highMemJobReduceHeapUsage);

    assertTrue("Incorrect map heap usage reported by the map task", 
               lowMemJobMapHeapUsage < highMemJobMapHeapUsage);

    assertTrue("Incorrect reduce heap usage reported by the reduce task", 
               lowMemJobReduceHeapUsage < highMemJobReduceHeapUsage);
  } finally {
    // shutdown the mr cluster
    mrCluster.shutdown();
    try {
      fileSystem.delete(testRootDir, true);
    } catch (IOException ioe) {} 
  }
}
 
Example 14
Source Project: big-c   File: TestJobCounters.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Tests {@link TaskCounter}'s {@link TaskCounter.COMMITTED_HEAP_BYTES}. 
 * The test consists of running a low-memory job which consumes less heap 
 * memory and then running a high-memory job which consumes more heap memory, 
 * and then ensuring that COMMITTED_HEAP_BYTES of low-memory job is smaller 
 * than that of the high-memory job.
 * @throws IOException
 */
@Test
@SuppressWarnings("deprecation")
public void testHeapUsageCounter() throws Exception {
  JobConf conf = new JobConf();
  // create a local filesystem handle
  FileSystem fileSystem = FileSystem.getLocal(conf);
  
  // define test root directories
  Path rootDir =
    new Path(System.getProperty("test.build.data", "/tmp"));
  Path testRootDir = new Path(rootDir, "testHeapUsageCounter");
  // cleanup the test root directory
  fileSystem.delete(testRootDir, true);
  // set the current working directory
  fileSystem.setWorkingDirectory(testRootDir);
  
  fileSystem.deleteOnExit(testRootDir);
  
  // create a mini cluster using the local file system
  MiniMRCluster mrCluster = 
    new MiniMRCluster(1, fileSystem.getUri().toString(), 1);
  
  try {
    conf = mrCluster.createJobConf();
    JobClient jobClient = new JobClient(conf);

    // define job input
    Path inDir = new Path(testRootDir, "in");
    // create input data
    createWordsFile(inDir, conf);

    // configure and run a low memory job which will run without loading the
    // jvm's heap
    RunningJob lowMemJob = 
      runHeapUsageTestJob(conf, testRootDir, "-Xms32m -Xmx1G", 
                          0, 0, fileSystem, jobClient, inDir);
    JobID lowMemJobID = lowMemJob.getID();
    long lowMemJobMapHeapUsage = getTaskCounterUsage(jobClient, lowMemJobID, 
                                                     1, 0, TaskType.MAP);
    System.out.println("Job1 (low memory job) map task heap usage: " 
                       + lowMemJobMapHeapUsage);
    long lowMemJobReduceHeapUsage =
      getTaskCounterUsage(jobClient, lowMemJobID, 1, 0, TaskType.REDUCE);
    System.out.println("Job1 (low memory job) reduce task heap usage: " 
                       + lowMemJobReduceHeapUsage);

    // configure and run a high memory job which will load the jvm's heap
    RunningJob highMemJob = 
      runHeapUsageTestJob(conf, testRootDir, "-Xms32m -Xmx1G", 
                          lowMemJobMapHeapUsage + 256*1024*1024, 
                          lowMemJobReduceHeapUsage + 256*1024*1024,
                          fileSystem, jobClient, inDir);
    JobID highMemJobID = highMemJob.getID();

    long highMemJobMapHeapUsage = getTaskCounterUsage(jobClient, highMemJobID,
                                                      1, 0, TaskType.MAP);
    System.out.println("Job2 (high memory job) map task heap usage: " 
                       + highMemJobMapHeapUsage);
    long highMemJobReduceHeapUsage =
      getTaskCounterUsage(jobClient, highMemJobID, 1, 0, TaskType.REDUCE);
    System.out.println("Job2 (high memory job) reduce task heap usage: " 
                       + highMemJobReduceHeapUsage);

    assertTrue("Incorrect map heap usage reported by the map task", 
               lowMemJobMapHeapUsage < highMemJobMapHeapUsage);

    assertTrue("Incorrect reduce heap usage reported by the reduce task", 
               lowMemJobReduceHeapUsage < highMemJobReduceHeapUsage);
  } finally {
    // shutdown the mr cluster
    mrCluster.shutdown();
    try {
      fileSystem.delete(testRootDir, true);
    } catch (IOException ioe) {} 
  }
}
 
Example 15
Source Project: RDFS   File: IsolationRunner.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Run a single task
 * @param args the first argument is the task directory
 */
public static void main(String[] args
                        ) throws ClassNotFoundException, IOException, 
                                 InterruptedException {
  if (args.length != 1) {
    System.out.println("Usage: IsolationRunner <path>/job.xml");
    System.exit(1);
  }
  File jobFilename = new File(args[0]);
  if (!jobFilename.exists() || !jobFilename.isFile()) {
    System.out.println(jobFilename + " is not a valid job file.");
    System.exit(1);
  }
  JobConf conf = new JobConf(new Path(jobFilename.toString()));
  TaskAttemptID taskId = TaskAttemptID.forName(conf.get("mapred.task.id"));
  boolean isMap = conf.getBoolean("mapred.task.is.map", true);
  int partition = conf.getInt("mapred.task.partition", 0);
  
  // setup the local and user working directories
  FileSystem local = FileSystem.getLocal(conf);
  LocalDirAllocator lDirAlloc = new LocalDirAllocator("mapred.local.dir");
  File workDirName = new File(lDirAlloc.getLocalPathToRead(
                                TaskTracker.getLocalTaskDir(
                                  taskId.getJobID().toString(), 
                                  taskId.toString())
                                + Path.SEPARATOR + "work",
                                conf). toString());
  local.setWorkingDirectory(new Path(workDirName.toString()));
  FileSystem.get(conf).setWorkingDirectory(conf.getWorkingDirectory());
  
  // set up a classloader with the right classpath
  ClassLoader classLoader = makeClassLoader(conf, workDirName);
  Thread.currentThread().setContextClassLoader(classLoader);
  conf.setClassLoader(classLoader);
  
  Task task;
  if (isMap) {
    Path localSplit = new Path(new Path(jobFilename.toString()).getParent(), 
                               "split.dta");
    DataInputStream splitFile = FileSystem.getLocal(conf).open(localSplit);
    String splitClass = Text.readString(splitFile);
    BytesWritable split = new BytesWritable();
    split.readFields(splitFile);
    splitFile.close();
    task = new MapTask(jobFilename.toString(), taskId, partition, 
                       splitClass, split, 1, conf.getUser());
  } else {
    int numMaps = conf.getNumMapTasks();
    fillInMissingMapOutputs(local, taskId, numMaps, conf);
    task = new ReduceTask(jobFilename.toString(), taskId, partition, numMaps, 
                          1, conf.getUser());
  }
  task.setConf(conf);
  task.run(conf, new FakeUmbilical());
}
 
Example 16
public void runJob(Job job, EntityStore entityStore) throws IOException, AccumuloSecurityException, ClassNotFoundException, InterruptedException, TableExistsException, AccumuloException, TableNotFoundException {
    File dir = temporaryFolder.newFolder("input");

    FileOutputStream fileOutputStream = new FileOutputStream(new File(dir,"uuids.txt"));
    PrintWriter printWriter = new PrintWriter(fileOutputStream);
    int countTotalResults = 1000;
    try {
        for (int i = 0; i < countTotalResults; i++) {
            printWriter.println(i+"");
        }
    } finally {
        printWriter.flush();
        fileOutputStream.close();
    }

    Configuration conf = new Configuration();
    FileSystem fs = FileSystem.getLocal(conf);
    fs.setWorkingDirectory(new Path(dir.getAbsolutePath()));

    Path inputPath = fs.makeQualified(new Path(dir.getAbsolutePath()));  // local path


    EntityOutputFomat.setZooKeeperInstance(job, accumuloMiniClusterDriver.getClientConfiguration());
    EntityOutputFomat.setConnectorInfo(job, PRINCIPAL, new PasswordToken(accumuloMiniClusterDriver.getRootPassword()));

    job.setJarByClass(getClass());
    job.setMapperClass(TestMapper.class);

    job.setInputFormatClass(TextInputFormat.class);
    job.setMapOutputKeyClass(Text.class);
    job.setMapOutputValueClass(EntityWritable.class);
    job.setOutputFormatClass(EntityOutputFomat.class);

    FileInputFormat.setInputPaths(job, inputPath);

    job.submit();
    job.waitForCompletion(true);

    Node query = QueryBuilder.create().and().eq(KEY_1, VAL_1).end().build();

    Iterable<Entity> itr = entityStore.query(Collections.singleton(TYPE), query, null, new Auths("A"));

    List<Entity> queryResults = Lists.newArrayList(itr);
    assertEquals(countTotalResults,queryResults.size());
}
 
Example 17
public void runJob(Job job, EventStore eventStore) throws IOException, AccumuloSecurityException, ClassNotFoundException, InterruptedException, TableExistsException, AccumuloException, TableNotFoundException {
    File dir = temporaryFolder.newFolder("input");

    FileOutputStream fileOutputStream = new FileOutputStream(new File(dir,"uuids.txt"));
    PrintWriter printWriter = new PrintWriter(fileOutputStream);
    int countTotalResults = 100;
    try {
        for (int i = 0; i < countTotalResults; i++) {
            printWriter.println(""+i);
        }
    } finally {
        printWriter.flush();
        fileOutputStream.close();
    }

    Configuration conf = new Configuration();
    FileSystem fs = FileSystem.getLocal(conf);
    fs.setWorkingDirectory(new Path(dir.getAbsolutePath()));

    Path inputPath = fs.makeQualified(new Path(dir.getAbsolutePath()));  // local path


    EventOutputFormat.setZooKeeperInstance(job, accumuloMiniClusterDriver.getClientConfiguration());
    EventOutputFormat.setConnectorInfo(job, PRINCIPAL, new PasswordToken(accumuloMiniClusterDriver.getRootPassword()));
    job.setJarByClass(getClass());
    job.setMapperClass(TestMapper.class);

    job.setInputFormatClass(TextInputFormat.class);
    job.setMapOutputKeyClass(Text.class);
    job.setMapOutputValueClass(EventWritable.class);
    job.setOutputFormatClass(EventOutputFormat.class);

    FileInputFormat.setInputPaths(job, inputPath);

    job.submit();
    job.waitForCompletion(true);

    Iterable<Event> itr = eventStore.query(new Date(currentTimeMillis() - 25000),
            new Date(), Collections.singleton(TYPE), QueryBuilder.create().and().eq(KEY_1, VAL_1).end().build(), null, DEFAULT_AUTHS);

    List<Event> queryResults = Lists.newArrayList(itr);
    assertEquals(countTotalResults,queryResults.size());
}
 
Example 18
Source Project: hadoop-gpu   File: IsolationRunner.java    License: Apache License 2.0 4 votes vote down vote up
/**
 * Run a single task
 * @param args the first argument is the task directory
 */
public static void main(String[] args
                        ) throws ClassNotFoundException, IOException, 
                                 InterruptedException {
  if (args.length != 1) {
    System.out.println("Usage: IsolationRunner <path>/job.xml");
    System.exit(1);
  }
  File jobFilename = new File(args[0]);
  if (!jobFilename.exists() || !jobFilename.isFile()) {
    System.out.println(jobFilename + " is not a valid job file.");
    System.exit(1);
  }
  JobConf conf = new JobConf(new Path(jobFilename.toString()));
  TaskAttemptID taskId = TaskAttemptID.forName(conf.get("mapred.task.id"));
  boolean isMap = conf.getBoolean("mapred.task.is.map", true);
  int partition = conf.getInt("mapred.task.partition", 0);
  
  // setup the local and user working directories
  FileSystem local = FileSystem.getLocal(conf);
  LocalDirAllocator lDirAlloc = new LocalDirAllocator("mapred.local.dir");
  File workDirName = new File(lDirAlloc.getLocalPathToRead(
                                TaskTracker.getLocalTaskDir(
                                  taskId.getJobID().toString(), 
                                  taskId.toString())
                                + Path.SEPARATOR + "work",
                                conf). toString());
  local.setWorkingDirectory(new Path(workDirName.toString()));
  FileSystem.get(conf).setWorkingDirectory(conf.getWorkingDirectory());
  
  // set up a classloader with the right classpath
  ClassLoader classLoader = makeClassLoader(conf, workDirName);
  Thread.currentThread().setContextClassLoader(classLoader);
  conf.setClassLoader(classLoader);
  
  Task task;
  if (isMap) {
    Path localSplit = new Path(new Path(jobFilename.toString()).getParent(), 
                               "split.dta");
    DataInputStream splitFile = FileSystem.getLocal(conf).open(localSplit);
    String splitClass = Text.readString(splitFile);
    BytesWritable split = new BytesWritable();
    split.readFields(splitFile);
    splitFile.close();
    task = new MapTask(jobFilename.toString(), taskId, partition, splitClass, split);
  } else {
    int numMaps = conf.getNumMapTasks();
    fillInMissingMapOutputs(local, taskId, numMaps, conf);
    task = new ReduceTask(jobFilename.toString(), taskId, partition, numMaps);
  }
  task.setConf(conf);
  task.run(conf, new FakeUmbilical());
}