示例#1
0
  /** Sets up configuration based on params */
  private static boolean setup(Hashtable<String, String> curConf, Configuration argConf) {

    if (argConf.get("file") == null) {
      logger.fatal("Missing file parameter");
      System.exit(1);
    }

    if (argConf.get("hdfs_base_path") == null) {
      logger.fatal("Missing HDFS base path, check gestore-conf.xml");
      System.exit(1);
    }

    if (argConf.get("hdfs_temp_path") == null) {
      logger.fatal("Missing HDFS temp path, check gestore-conf.xml");
      System.exit(1);
    }

    if (argConf.get("local_temp_path") == null) {
      logger.fatal("Missing local temp path, check gestore-conf.xml");
      System.exit(1);
    }

    // Input paramaters
    curConf.put("run_id", argConf.get("run", ""));
    curConf.put("task_id", argConf.get("task", ""));
    curConf.put("file_id", argConf.get("file"));
    curConf.put("local_path", argConf.get("path", ""));
    curConf.put("type", argConf.get("type", "l2r"));
    curConf.put("timestamp_start", argConf.get("timestamp_start", "1"));
    curConf.put(
        "timestamp_stop", argConf.get("timestamp_stop", Integer.toString(Integer.MAX_VALUE)));
    curConf.put("delimiter", argConf.get("regex", "ID=.*"));
    curConf.put("taxon", argConf.get("taxon", "all"));
    curConf.put("intermediate", argConf.get("full_run", "false"));
    curConf.put("quick_add", argConf.get("quick_add", "false"));
    Boolean full_run = curConf.get("intermediate").matches("(?i).*true.*");
    curConf.put("format", argConf.get("format", "unknown"));
    curConf.put("split", argConf.get("split", "1"));
    curConf.put("copy", argConf.get("copy", "true"));

    // Constants
    curConf.put("base_path", argConf.get("hdfs_base_path"));
    curConf.put("temp_path", argConf.get("hdfs_temp_path"));
    curConf.put("local_temp_path", argConf.get("local_temp_path"));
    curConf.put("db_name_files", argConf.get("hbase_file_table"));
    curConf.put("db_name_runs", argConf.get("hbase_run_table"));
    curConf.put("db_name_updates", argConf.get("hbase_db_update_table"));

    // Timestamps
    Date currentTime = new Date();
    Date endDate = new Date(new Long(curConf.get("timestamp_stop")));
    curConf.put("timestamp_real", Long.toString(currentTime.getTime()));

    return true;
  }
示例#2
0
    static void checkRecords(
        Configuration defaults, int noMaps, int noReduces, Path sortInput, Path sortOutput)
        throws IOException {
      JobConf jobConf = new JobConf(defaults, RecordChecker.class);
      jobConf.setJobName("sortvalidate-record-checker");

      jobConf.setInputFormat(SequenceFileInputFormat.class);
      jobConf.setOutputFormat(SequenceFileOutputFormat.class);

      jobConf.setOutputKeyClass(BytesWritable.class);
      jobConf.setOutputValueClass(IntWritable.class);

      jobConf.setMapperClass(Map.class);
      jobConf.setReducerClass(Reduce.class);

      JobClient client = new JobClient(jobConf);
      ClusterStatus cluster = client.getClusterStatus();
      if (noMaps == -1) {
        noMaps = cluster.getTaskTrackers() * jobConf.getInt("test.sortvalidate.maps_per_host", 10);
      }
      if (noReduces == -1) {
        noReduces = (int) (cluster.getMaxReduceTasks() * 0.9);
        String sortReduces = jobConf.get("test.sortvalidate.reduces_per_host");
        if (sortReduces != null) {
          noReduces = cluster.getTaskTrackers() * Integer.parseInt(sortReduces);
        }
      }
      jobConf.setNumMapTasks(noMaps);
      jobConf.setNumReduceTasks(noReduces);

      FileInputFormat.setInputPaths(jobConf, sortInput);
      FileInputFormat.addInputPath(jobConf, sortOutput);
      Path outputPath = new Path("/tmp/sortvalidate/recordchecker");
      FileSystem fs = FileSystem.get(defaults);
      if (fs.exists(outputPath)) {
        fs.delete(outputPath, true);
      }
      FileOutputFormat.setOutputPath(jobConf, outputPath);

      // Uncomment to run locally in a single process
      // job_conf.set("mapred.job.tracker", "local");
      Path[] inputPaths = FileInputFormat.getInputPaths(jobConf);
      System.out.println(
          "\nSortValidator.RecordChecker: Running on "
              + cluster.getTaskTrackers()
              + " nodes to validate sort from "
              + inputPaths[0]
              + ", "
              + inputPaths[1]
              + " into "
              + FileOutputFormat.getOutputPath(jobConf)
              + " with "
              + noReduces
              + " reduces.");
      Date startTime = new Date();
      System.out.println("Job started: " + startTime);
      JobClient.runJob(jobConf);
      Date end_time = new Date();
      System.out.println("Job ended: " + end_time);
      System.out.println(
          "The job took " + (end_time.getTime() - startTime.getTime()) / 1000 + " seconds.");
    }
示例#3
0
  public void doTestTextBatchAppend() throws Exception {
    LOG.debug("Starting...");

    final long rollCount = 10;
    final long batchSize = 2;
    final String fileName = "PageView";

    String newPath = testPath + "/singleTextBucket";
    int totalEvents = 0;
    int i = 1, j = 1;

    // clear the test directory
    Configuration conf = new Configuration();
    FileSystem fs = FileSystem.get(conf);
    Path dirPath = new Path(newPath);
    fs.delete(dirPath, true);
    fs.mkdirs(dirPath);

    Context context = new Context();
    context.put("hdfs.path", newPath);
    context.put("hdfs.rollCount", String.valueOf(rollCount));
    context.put("hdfs.batchSize", String.valueOf(batchSize));
    context.put("hdfs.filePrefix", "pageview");

    Channel channel = new MemoryChannel();
    Configurables.configure(channel, context);
    sink.setChannel(channel);
    sink.start();

    Calendar eventDate = Calendar.getInstance();
    Date currentDate = new Date();
    Map<String, String> header = new HashMap<String, String>();
    header.put("topic", "PageView");

    List<String> bodies = Lists.newArrayList();

    // 将测试的事件推入到通道中
    for (i = 1; i <= (rollCount * 10) / batchSize; i++) {
      Transaction txn = channel.getTransaction();
      txn.begin();
      for (j = 1; j <= batchSize; j++) {
        header.put("timestamp", String.valueOf(currentDate.getTime()));
        Event event = new SimpleEvent();
        eventDate.clear();
        eventDate.set(2014, i, i, i, 0);
        String body = "Test." + i + "." + j;

        event.setHeaders(header);
        event.setBody(body.getBytes());
        bodies.add(body);
        channel.put(event);
        totalEvents++;
      }
      txn.commit();
      txn.close();

      // execute sink to process the events
      sink.process();
    }
    sink.stop();

    FileStatus[] dirStat = fs.listStatus(dirPath);
    Path fList[] = FileUtil.stat2Paths(dirStat);

    long expectedFiles = totalEvents / rollCount;
    if (totalEvents % rollCount > 0) {
      expectedFiles++;
    }

    Assert.assertEquals(
        "num files wrong, found: " + Lists.newArrayList(fList), expectedFiles, fList.length);
    // 检查所有写入文件的内容
    verifyOutputTextFiles(fs, conf, dirPath.toUri().getPath(), fileName, bodies);
  }
示例#4
0
    static void checkRecords(Configuration defaults, Path sortInput, Path sortOutput)
        throws IOException {
      FileSystem inputfs = sortInput.getFileSystem(defaults);
      FileSystem outputfs = sortOutput.getFileSystem(defaults);
      FileSystem defaultfs = FileSystem.get(defaults);
      JobConf jobConf = new JobConf(defaults, RecordStatsChecker.class);
      jobConf.setJobName("sortvalidate-recordstats-checker");

      int noSortReduceTasks = outputfs.listStatus(sortOutput, sortPathsFilter).length;
      jobConf.setInt("sortvalidate.sort.reduce.tasks", noSortReduceTasks);
      int noSortInputpaths = inputfs.listStatus(sortInput).length;

      jobConf.setInputFormat(NonSplitableSequenceFileInputFormat.class);
      jobConf.setOutputFormat(SequenceFileOutputFormat.class);

      jobConf.setOutputKeyClass(IntWritable.class);
      jobConf.setOutputValueClass(RecordStatsChecker.RecordStatsWritable.class);

      jobConf.setMapperClass(Map.class);
      jobConf.setCombinerClass(Reduce.class);
      jobConf.setReducerClass(Reduce.class);

      jobConf.setNumMapTasks(noSortReduceTasks);
      jobConf.setNumReduceTasks(1);

      FileInputFormat.setInputPaths(jobConf, sortInput);
      FileInputFormat.addInputPath(jobConf, sortOutput);
      Path outputPath = new Path("/tmp/sortvalidate/recordstatschecker");
      if (defaultfs.exists(outputPath)) {
        defaultfs.delete(outputPath, true);
      }
      FileOutputFormat.setOutputPath(jobConf, outputPath);

      // Uncomment to run locally in a single process
      // job_conf.set("mapred.job.tracker", "local");
      Path[] inputPaths = FileInputFormat.getInputPaths(jobConf);
      System.out.println(
          "\nSortValidator.RecordStatsChecker: Validate sort "
              + "from "
              + inputPaths[0]
              + " ("
              + noSortInputpaths
              + " files), "
              + inputPaths[1]
              + " ("
              + noSortReduceTasks
              + " files) into "
              + FileOutputFormat.getOutputPath(jobConf)
              + " with 1 reducer.");
      Date startTime = new Date();
      System.out.println("Job started: " + startTime);
      JobClient.runJob(jobConf);
      Date end_time = new Date();
      System.out.println("Job ended: " + end_time);
      System.out.println(
          "The job took " + (end_time.getTime() - startTime.getTime()) / 1000 + " seconds.");

      // Check to ensure that the statistics of the
      // framework's sort-input and sort-output match
      SequenceFile.Reader stats =
          new SequenceFile.Reader(defaultfs, new Path(outputPath, "part-00000"), defaults);
      IntWritable k1 = new IntWritable();
      IntWritable k2 = new IntWritable();
      RecordStatsWritable v1 = new RecordStatsWritable();
      RecordStatsWritable v2 = new RecordStatsWritable();
      if (!stats.next(k1, v1)) {
        throw new IOException("Failed to read record #1 from reduce's output");
      }
      if (!stats.next(k2, v2)) {
        throw new IOException("Failed to read record #2 from reduce's output");
      }

      if ((v1.getBytes() != v2.getBytes())
          || (v1.getRecords() != v2.getRecords())
          || v1.getChecksum() != v2.getChecksum()) {
        throw new IOException(
            "("
                + v1.getBytes()
                + ", "
                + v1.getRecords()
                + ", "
                + v1.getChecksum()
                + ") v/s ("
                + v2.getBytes()
                + ", "
                + v2.getRecords()
                + ", "
                + v2.getChecksum()
                + ")");
      }
    }