Exemple #1
0
  private void testKey(String ensemble, int port, String znode, Boolean multiplePortSupport)
      throws IOException {
    Configuration conf = new Configuration();
    String key = ensemble + ":" + port + ":" + znode;
    String ensemble2 = null;
    ZKConfig.ZKClusterKey zkClusterKey = ZKConfig.transformClusterKey(key);
    if (multiplePortSupport) {
      ensemble2 = ZKConfig.standardizeZKQuorumServerString(ensemble, Integer.toString(port));
      assertEquals(ensemble2, zkClusterKey.getQuorumString());
    } else {
      assertEquals(ensemble, zkClusterKey.getQuorumString());
    }
    assertEquals(port, zkClusterKey.getClientPort());
    assertEquals(znode, zkClusterKey.getZnodeParent());

    conf = HBaseConfiguration.createClusterConf(conf, key);
    assertEquals(zkClusterKey.getQuorumString(), conf.get(HConstants.ZOOKEEPER_QUORUM));
    assertEquals(zkClusterKey.getClientPort(), conf.getInt(HConstants.ZOOKEEPER_CLIENT_PORT, -1));
    assertEquals(zkClusterKey.getZnodeParent(), conf.get(HConstants.ZOOKEEPER_ZNODE_PARENT));

    String reconstructedKey = ZKConfig.getZooKeeperClusterKey(conf);
    if (multiplePortSupport) {
      String key2 = ensemble2 + ":" + port + ":" + znode;
      assertEquals(key2, reconstructedKey);
    } else {
      assertEquals(key, reconstructedKey);
    }
  }
 public String parse(final Configuration c) {
   // Note that we do not simply grab the property
   // HConstants.ZOOKEEPER_QUORUM from the HBaseConfiguration because the
   // user may be using a zoo.cfg file.
   Properties zkProps = ZKConfig.makeZKProps(c);
   String clientPort = null;
   List<String> hosts = new ArrayList<String>();
   for (Entry<Object, Object> entry : zkProps.entrySet()) {
     String key = entry.getKey().toString().trim();
     String value = entry.getValue().toString().trim();
     if (key.startsWith("server.")) {
       String[] parts = value.split(":");
       hosts.add(parts[0]);
     } else if (key.endsWith("clientPort")) {
       clientPort = value;
     }
   }
   if (hosts.isEmpty() || clientPort == null) return null;
   StringBuilder host = new StringBuilder();
   for (int i = 0; i < hosts.size(); i++) {
     if (i > 0) host.append("," + hosts.get(i));
     else host.append(hosts.get(i));
     host.append(":");
     host.append(clientPort);
   }
   return host.toString();
 }
Exemple #3
0
 @Test
 public void testClusterKey() throws Exception {
   testKey("server", 2181, "hbase");
   testKey("server1,server2,server3", 2181, "hbase");
   try {
     ZKConfig.validateClusterKey("2181:hbase");
   } catch (IOException ex) {
     // OK
   }
 }
Exemple #4
0
 @Test
 public void testGetZooKeeperClusterKey() {
   Configuration conf = HBaseConfiguration.create();
   conf.set(HConstants.ZOOKEEPER_QUORUM, "\tlocalhost\n");
   conf.set(HConstants.ZOOKEEPER_CLIENT_PORT, "3333");
   conf.set(HConstants.ZOOKEEPER_ZNODE_PARENT, "hbase");
   String clusterKey = ZKConfig.getZooKeeperClusterKey(conf, "test");
   assertTrue(!clusterKey.contains("\t") && !clusterKey.contains("\n"));
   assertEquals("localhost:3333:hbase,test", clusterKey);
 }
Exemple #5
0
 @Test
 public void testZKConfigLoading() throws Exception {
   Configuration conf = HBaseConfiguration.create();
   // Test that we read only from the config instance
   // (i.e. via hbase-default.xml and hbase-site.xml)
   conf.setInt(HConstants.ZOOKEEPER_CLIENT_PORT, 2181);
   Properties props = ZKConfig.makeZKProps(conf);
   assertEquals(
       "Property client port should have been default from the HBase config",
       "2181",
       props.getProperty("clientPort"));
 }
Exemple #6
0
  public int run(String[] args) throws Exception {
    // printUsage();
    /*
     * SETUP
     */
    Configuration argConf = getConf();
    Hashtable<String, String> confArg = new Hashtable<String, String>();
    setup(confArg, argConf);
    Date currentTime = new Date();
    Date endDate = new Date(new Long(confArg.get("timestamp_stop")));
    Boolean full_run = confArg.get("intermediate").matches("(?i).*true.*");
    Boolean quick_add = confArg.get("quick_add").matches("(?i).*true.*");
    logger.info("Running GeStore");

    // ZooKeeper setup
    Configuration config = HBaseConfiguration.create();
    zkWatcher = new ZooKeeperWatcher(config, "Testing", new HBaseAdmin(config));
    zkInstance =
        new ZooKeeper(
            ZKConfig.getZKQuorumServersString(config),
            config.getInt("zookeeper.session.timeout", -1),
            zkWatcher);

    if (!confArg.get("task_id").isEmpty()) {
      confArg.put("temp_path", confArg.get("temp_path") + confArg.get("task_id"));
    }

    String lockRequest = confArg.get("file_id");
    if (!confArg.get("run_id").isEmpty())
      lockRequest = lockRequest + "_" + confArg.get("run_id") + "_";
    if (!confArg.get("task_id").isEmpty())
      lockRequest = lockRequest + "_" + confArg.get("task_id") + "_";

    // Get type of movement
    toFrom type_move = checkArgs(confArg);
    if (type_move == toFrom.LOCAL2REMOTE && !confArg.get("format").equals("unknown")) {
      List<String> arguments = new ArrayList<String>();
      arguments.add("-Dinput=" + confArg.get("local_path"));
      arguments.add("-Dtable=" + confArg.get("file_id"));
      arguments.add("-Dtimestamp=" + confArg.get("timestamp_stop"));
      arguments.add("-Dtype=" + confArg.get("format"));
      arguments.add("-Dtarget_dir=" + confArg.get("base_path") + "_" + confArg.get("file_id"));
      arguments.add("-Dtemp_hdfs_path=" + confArg.get("temp_path"));
      arguments.add("-Drun_id=" + confArg.get("run_id"));
      if (!confArg.get("run_id").isEmpty()) arguments.add("-Drun_id=" + confArg.get("run_id"));
      if (!confArg.get("task_id").isEmpty()) arguments.add("-Dtask_id=" + confArg.get("task_id"));
      if (quick_add) arguments.add("-Dquick_add=" + confArg.get("quick_add"));
      String lockName = lock(lockRequest);
      String[] argumentString = arguments.toArray(new String[arguments.size()]);
      adddb.main(argumentString);
      unlock(lockName);
      System.exit(0);
    }

    // Database registration

    dbutil db_util = new dbutil(config);
    db_util.register_database(confArg.get("db_name_files"), true);
    db_util.register_database(confArg.get("db_name_runs"), true);
    db_util.register_database(confArg.get("db_name_updates"), true);
    FileSystem hdfs = FileSystem.get(config);
    FileSystem localFS = FileSystem.getLocal(config);

    // Get source type
    confArg.put("source", getSource(db_util, confArg.get("db_name_files"), confArg.get("file_id")));
    confArg.put(
        "database", isDatabase(db_util, confArg.get("db_name_files"), confArg.get("file_id")));
    if (!confArg.get("source").equals("local")
        && type_move == toFrom.REMOTE2LOCAL
        && !confArg.get("timestamp_stop").equals(Integer.toString(Integer.MAX_VALUE))) {
      confArg.put("timestamp_stop", Long.toString(latestVersion(confArg, db_util)));
    }

    /*
     * Get previous timestamp
     */
    Get run_id_get = new Get(confArg.get("run_id").getBytes());
    Result run_get = db_util.doGet(confArg.get("db_name_runs"), run_id_get);
    KeyValue run_file_prev =
        run_get.getColumnLatest(
            "d".getBytes(), (confArg.get("file_id") + "_db_timestamp").getBytes());
    String last_timestamp = new String("0");
    if (null != run_file_prev && !confArg.get("source").equals("local")) {
      long last_timestamp_real = run_file_prev.getTimestamp();
      Long current_timestamp = new Long(confArg.get("timestamp_real"));
      if ((current_timestamp - last_timestamp_real) > 36000) {
        last_timestamp = new String(run_file_prev.getValue());
        Integer lastTimestamp = new Integer(last_timestamp);
        lastTimestamp += 1;
        last_timestamp = lastTimestamp.toString();
        logger.info("Last timestamp: " + last_timestamp + " End data: " + endDate);
        Date last_run = new Date(run_file_prev.getTimestamp());
        if (last_run.before(endDate) && !full_run) {
          confArg.put("timestamp_start", last_timestamp);
        }
      }
    }

    Integer tse = new Integer(confArg.get("timestamp_stop"));
    Integer tss = new Integer(confArg.get("timestamp_start"));
    if (tss > tse) {
      logger.info("No new version of requested file.");
      return 0;
    }

    /*
     * Generate file
     */

    String lockName = lock(lockRequest);

    Get file_id_get = new Get(confArg.get("file_id").getBytes());
    Result file_get = db_util.doGet(confArg.get("db_name_files"), file_id_get);
    if (!file_get.isEmpty()) {
      boolean found =
          hasFile(
              db_util,
              hdfs,
              confArg.get("db_name_files"),
              confArg.get("file_id"),
              getFullPath(confArg));
      if (confArg.get("source").equals("fullfile")) {
        found = false;
      }
      String filenames_put =
          getFileNames(
              db_util, confArg.get("db_name_files"), confArg.get("file_id"), getFullPath(confArg));
      // Filename not found in file database
      if (!found && type_move == toFrom.REMOTE2LOCAL) {
        if (!confArg.get("source").equals("local")) {
          // Generate intermediate file
          if (getFile(hdfs, confArg, db_util) == null) {
            unlock(lockName);
            return 1;
          }
          // Put generated file into file database
          if (!confArg.get("format").equals("fullfile")) {
            putFileEntry(
                db_util,
                hdfs,
                confArg.get("db_name_files"),
                confArg.get("file_id"),
                confArg.get("full_file_name"),
                confArg.get("source"));
          }
        } else {
          logger.warn("Remote file not found, and cannot be generated! File: " + confArg);
          unlock(lockName);
          return 1;
        }
      }
    } else {
      if (type_move == toFrom.REMOTE2LOCAL) {
        logger.warn("Remote file not found, and cannot be generated.");
        unlock(lockName);
        return 1;
      }
    }

    /*
     * Copy file
     * Update tables
     */

    if (type_move == toFrom.LOCAL2REMOTE) {
      if (!confArg.get("format").equals("fullfile")) {
        putFileEntry(
            db_util,
            hdfs,
            confArg.get("db_name_files"),
            confArg.get("file_id"),
            getFullPath(confArg),
            confArg.get("source"));
      }
      putRunEntry(
          db_util,
          confArg.get("db_name_runs"),
          confArg.get("run_id"),
          confArg.get("file_id"),
          confArg.get("type"),
          confArg.get("timestamp_real"),
          confArg.get("timestamp_stop"),
          getFullPath(confArg),
          confArg.get("delimiter"));
      hdfs.copyFromLocalFile(new Path(confArg.get("local_path")), new Path(getFullPath(confArg)));
    } else if (type_move == toFrom.REMOTE2LOCAL) {
      FileStatus[] files = hdfs.globStatus(new Path(getFullPath(confArg) + "*"));
      putRunEntry(
          db_util,
          confArg.get("db_name_runs"),
          confArg.get("run_id"),
          confArg.get("file_id"),
          confArg.get("type"),
          confArg.get("timestamp_real"),
          confArg.get("timestamp_stop"),
          getFullPath(confArg),
          confArg.get("delimiter"));
      unlock(lockName);
      for (FileStatus file : files) {
        Path cur_file = file.getPath();
        Path cur_local_path =
            new Path(new String(confArg.get("local_path") + confArg.get("file_id")));
        String suffix = getSuffix(getFileName(confArg), cur_file.getName());
        if (suffix.length() > 0) {
          cur_local_path = cur_local_path.suffix(new String("." + suffix));
        }
        if (confArg.get("copy").equals("true")) {
          String crc = hdfs.getFileChecksum(cur_file).toString();
          if (checksumLocalTest(cur_local_path, crc)) {
            continue;
          } else {
            hdfs.copyToLocalFile(cur_file, cur_local_path);
            writeChecksum(cur_local_path, crc);
          }
        } else {
          System.out.println(cur_local_path + "\t" + cur_file);
        }
      }
    }
    unlock(lockName);
    return 0;
  }