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  3. org.apache.hadoop.hdfs.server.namenode.JournalManager

Java 类org.apache.hadoop.hdfs.server.namenode.JournalManager 实例源码

项目：hadoop-EAR    文件：TestBookKeeperJournalManager.java    
static EditLogInputStream getJournalInputStreamDontCheckLastTxId(
    JournalManager jm, long txId) throws IOException {
  List<EditLogInputStream> streams = new ArrayList<EditLogInputStream>();
  jm.selectInputStreams(streams, txId, true, false);
  if (streams.size() < 1) {
    throw new IOException("Cannot obtain stream for txid: " + txId);
  }
  Collections.sort(streams, JournalSet.EDIT_LOG_INPUT_STREAM_COMPARATOR);

  if (txId == HdfsConstants.INVALID_TXID) {
    return streams.get(0);
  }

  for (EditLogInputStream elis : streams) {
    if (elis.getFirstTxId() == txId) {
      return elis;
    }
  }
  throw new IOException("Cannot obtain stream for txid: " + txId);
}
项目：hadoop    文件：TestBookKeeperJournalManager.java    
@Test 
public void testNumberOfTransactionsWithGaps() throws Exception {
  NamespaceInfo nsi = newNSInfo();
  BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
      BKJMUtil.createJournalURI("/hdfsjournal-gaps"), nsi);
  bkjm.format(nsi);

  long txid = 1;
  for (long i = 0; i < 3; i++) {
    long start = txid;
    EditLogOutputStream out = bkjm.startLogSegment(start,
        NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);
    for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(txid++);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(start, txid-1);
    assertNotNull(
        zkc.exists(bkjm.finalizedLedgerZNode(start, txid-1), false));
  }
  zkc.delete(bkjm.finalizedLedgerZNode(DEFAULT_SEGMENT_SIZE+1,
                                       DEFAULT_SEGMENT_SIZE*2), -1);

  long numTrans = bkjm.getNumberOfTransactions(1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);

  try {
    numTrans = bkjm.getNumberOfTransactions(DEFAULT_SEGMENT_SIZE+1, true);
    fail("Should have thrown corruption exception by this point");
  } catch (JournalManager.CorruptionException ce) {
    // if we get here, everything is going good
  }

  numTrans = bkjm.getNumberOfTransactions((DEFAULT_SEGMENT_SIZE*2)+1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);
}
项目：aliyun-oss-hadoop-fs    文件：TestBookKeeperJournalManager.java    
@Test 
public void testNumberOfTransactionsWithGaps() throws Exception {
  NamespaceInfo nsi = newNSInfo();
  BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
      BKJMUtil.createJournalURI("/hdfsjournal-gaps"), nsi);
  bkjm.format(nsi);

  long txid = 1;
  for (long i = 0; i < 3; i++) {
    long start = txid;
    EditLogOutputStream out = bkjm.startLogSegment(start,
        NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);
    for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(txid++);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(start, txid-1);
    assertNotNull(
        zkc.exists(bkjm.finalizedLedgerZNode(start, txid-1), false));
  }
  zkc.delete(bkjm.finalizedLedgerZNode(DEFAULT_SEGMENT_SIZE+1,
                                       DEFAULT_SEGMENT_SIZE*2), -1);

  long numTrans = bkjm.getNumberOfTransactions(1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);

  try {
    numTrans = bkjm.getNumberOfTransactions(DEFAULT_SEGMENT_SIZE+1, true);
    fail("Should have thrown corruption exception by this point");
  } catch (JournalManager.CorruptionException ce) {
    // if we get here, everything is going good
  }

  numTrans = bkjm.getNumberOfTransactions((DEFAULT_SEGMENT_SIZE*2)+1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);
}
项目：big-c    文件：TestBookKeeperJournalManager.java    
@Test 
public void testNumberOfTransactionsWithGaps() throws Exception {
  NamespaceInfo nsi = newNSInfo();
  BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
      BKJMUtil.createJournalURI("/hdfsjournal-gaps"), nsi);
  bkjm.format(nsi);

  long txid = 1;
  for (long i = 0; i < 3; i++) {
    long start = txid;
    EditLogOutputStream out = bkjm.startLogSegment(start,
        NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);
    for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(txid++);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(start, txid-1);
    assertNotNull(
        zkc.exists(bkjm.finalizedLedgerZNode(start, txid-1), false));
  }
  zkc.delete(bkjm.finalizedLedgerZNode(DEFAULT_SEGMENT_SIZE+1,
                                       DEFAULT_SEGMENT_SIZE*2), -1);

  long numTrans = bkjm.getNumberOfTransactions(1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);

  try {
    numTrans = bkjm.getNumberOfTransactions(DEFAULT_SEGMENT_SIZE+1, true);
    fail("Should have thrown corruption exception by this point");
  } catch (JournalManager.CorruptionException ce) {
    // if we get here, everything is going good
  }

  numTrans = bkjm.getNumberOfTransactions((DEFAULT_SEGMENT_SIZE*2)+1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);
}
项目：hadoop-2.6.0-cdh5.4.3    文件：TestBookKeeperJournalManager.java    
@Test 
public void testNumberOfTransactionsWithGaps() throws Exception {
  NamespaceInfo nsi = newNSInfo();
  BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
      BKJMUtil.createJournalURI("/hdfsjournal-gaps"), nsi);
  bkjm.format(nsi);

  long txid = 1;
  for (long i = 0; i < 3; i++) {
    long start = txid;
    EditLogOutputStream out = bkjm.startLogSegment(start,
        NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);
    for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(txid++);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(start, txid-1);
    assertNotNull(
        zkc.exists(bkjm.finalizedLedgerZNode(start, txid-1), false));
  }
  zkc.delete(bkjm.finalizedLedgerZNode(DEFAULT_SEGMENT_SIZE+1,
                                       DEFAULT_SEGMENT_SIZE*2), -1);

  long numTrans = bkjm.getNumberOfTransactions(1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);

  try {
    numTrans = bkjm.getNumberOfTransactions(DEFAULT_SEGMENT_SIZE+1, true);
    fail("Should have thrown corruption exception by this point");
  } catch (JournalManager.CorruptionException ce) {
    // if we get here, everything is going good
  }

  numTrans = bkjm.getNumberOfTransactions((DEFAULT_SEGMENT_SIZE*2)+1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);
}
项目：hadoop-EAR    文件：ServerLogReaderAvatar.java    
private JournalManager constructJournalManager(URI editsUri) 
    throws IOException {
  if (editsUri.getScheme().equals(NNStorage.LOCAL_URI_SCHEME)) {
    StorageDirectory sd = new NNStorage(new StorageInfo()).new StorageDirectory(
        new File(editsUri.getPath()));
    return new FileJournalManagerReadOnly(sd);
  } else if (editsUri.getScheme().equals(QuorumJournalManager.QJM_URI_SCHEME)) {
    return new QuorumJournalManager(conf, editsUri, 
                    new NamespaceInfo(new StorageInfo()), null, false);
  } else {
    throwIOException("Other journals not supported yet.", null);
  }
  return null;
}
项目：hadoop-plus    文件：TestBookKeeperJournalManager.java    
@Test 
public void testNumberOfTransactionsWithGaps() throws Exception {
  NamespaceInfo nsi = newNSInfo();
  BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
      BKJMUtil.createJournalURI("/hdfsjournal-gaps"), nsi);
  bkjm.format(nsi);

  long txid = 1;
  for (long i = 0; i < 3; i++) {
    long start = txid;
    EditLogOutputStream out = bkjm.startLogSegment(start);
    for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(txid++);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(start, txid-1);
    assertNotNull(
        zkc.exists(bkjm.finalizedLedgerZNode(start, txid-1), false));
  }
  zkc.delete(bkjm.finalizedLedgerZNode(DEFAULT_SEGMENT_SIZE+1,
                                       DEFAULT_SEGMENT_SIZE*2), -1);

  long numTrans = bkjm.getNumberOfTransactions(1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);

  try {
    numTrans = bkjm.getNumberOfTransactions(DEFAULT_SEGMENT_SIZE+1, true);
    fail("Should have thrown corruption exception by this point");
  } catch (JournalManager.CorruptionException ce) {
    // if we get here, everything is going good
  }

  numTrans = bkjm.getNumberOfTransactions((DEFAULT_SEGMENT_SIZE*2)+1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);
}
项目：FlexMap    文件：TestBookKeeperJournalManager.java    
@Test 
public void testNumberOfTransactionsWithGaps() throws Exception {
  NamespaceInfo nsi = newNSInfo();
  BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
      BKJMUtil.createJournalURI("/hdfsjournal-gaps"), nsi);
  bkjm.format(nsi);

  long txid = 1;
  for (long i = 0; i < 3; i++) {
    long start = txid;
    EditLogOutputStream out = bkjm.startLogSegment(start,
        NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);
    for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(txid++);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(start, txid-1);
    assertNotNull(
        zkc.exists(bkjm.finalizedLedgerZNode(start, txid-1), false));
  }
  zkc.delete(bkjm.finalizedLedgerZNode(DEFAULT_SEGMENT_SIZE+1,
                                       DEFAULT_SEGMENT_SIZE*2), -1);

  long numTrans = bkjm.getNumberOfTransactions(1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);

  try {
    numTrans = bkjm.getNumberOfTransactions(DEFAULT_SEGMENT_SIZE+1, true);
    fail("Should have thrown corruption exception by this point");
  } catch (JournalManager.CorruptionException ce) {
    // if we get here, everything is going good
  }

  numTrans = bkjm.getNumberOfTransactions((DEFAULT_SEGMENT_SIZE*2)+1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);
}
项目：hadoop-TCP    文件：TestBookKeeperJournalManager.java    
@Test 
public void testNumberOfTransactionsWithGaps() throws Exception {
  NamespaceInfo nsi = newNSInfo();
  BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
      BKJMUtil.createJournalURI("/hdfsjournal-gaps"), nsi);
  bkjm.format(nsi);

  long txid = 1;
  for (long i = 0; i < 3; i++) {
    long start = txid;
    EditLogOutputStream out = bkjm.startLogSegment(start);
    for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(txid++);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(start, txid-1);
    assertNotNull(
        zkc.exists(bkjm.finalizedLedgerZNode(start, txid-1), false));
  }
  zkc.delete(bkjm.finalizedLedgerZNode(DEFAULT_SEGMENT_SIZE+1,
                                       DEFAULT_SEGMENT_SIZE*2), -1);

  long numTrans = bkjm.getNumberOfTransactions(1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);

  try {
    numTrans = bkjm.getNumberOfTransactions(DEFAULT_SEGMENT_SIZE+1, true);
    fail("Should have thrown corruption exception by this point");
  } catch (JournalManager.CorruptionException ce) {
    // if we get here, everything is going good
  }

  numTrans = bkjm.getNumberOfTransactions((DEFAULT_SEGMENT_SIZE*2)+1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);
}
项目：hardfs    文件：TestBookKeeperJournalManager.java    
@Test 
public void testNumberOfTransactionsWithGaps() throws Exception {
  NamespaceInfo nsi = newNSInfo();
  BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
      BKJMUtil.createJournalURI("/hdfsjournal-gaps"), nsi);
  bkjm.format(nsi);

  long txid = 1;
  for (long i = 0; i < 3; i++) {
    long start = txid;
    EditLogOutputStream out = bkjm.startLogSegment(start);
    for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(txid++);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(start, txid-1);
    assertNotNull(
        zkc.exists(bkjm.finalizedLedgerZNode(start, txid-1), false));
  }
  zkc.delete(bkjm.finalizedLedgerZNode(DEFAULT_SEGMENT_SIZE+1,
                                       DEFAULT_SEGMENT_SIZE*2), -1);

  long numTrans = bkjm.getNumberOfTransactions(1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);

  try {
    numTrans = bkjm.getNumberOfTransactions(DEFAULT_SEGMENT_SIZE+1, true);
    fail("Should have thrown corruption exception by this point");
  } catch (JournalManager.CorruptionException ce) {
    // if we get here, everything is going good
  }

  numTrans = bkjm.getNumberOfTransactions((DEFAULT_SEGMENT_SIZE*2)+1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);
}
项目：hadoop-on-lustre2    文件：TestBookKeeperJournalManager.java    
@Test 
public void testNumberOfTransactionsWithGaps() throws Exception {
  NamespaceInfo nsi = newNSInfo();
  BookKeeperJournalManager bkjm = new BookKeeperJournalManager(conf,
      BKJMUtil.createJournalURI("/hdfsjournal-gaps"), nsi);
  bkjm.format(nsi);

  long txid = 1;
  for (long i = 0; i < 3; i++) {
    long start = txid;
    EditLogOutputStream out = bkjm.startLogSegment(start,
        NameNodeLayoutVersion.CURRENT_LAYOUT_VERSION);
    for (long j = 1 ; j <= DEFAULT_SEGMENT_SIZE; j++) {
      FSEditLogOp op = FSEditLogTestUtil.getNoOpInstance();
      op.setTransactionId(txid++);
      out.write(op);
    }
    out.close();
    bkjm.finalizeLogSegment(start, txid-1);
    assertNotNull(
        zkc.exists(bkjm.finalizedLedgerZNode(start, txid-1), false));
  }
  zkc.delete(bkjm.finalizedLedgerZNode(DEFAULT_SEGMENT_SIZE+1,
                                       DEFAULT_SEGMENT_SIZE*2), -1);

  long numTrans = bkjm.getNumberOfTransactions(1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);

  try {
    numTrans = bkjm.getNumberOfTransactions(DEFAULT_SEGMENT_SIZE+1, true);
    fail("Should have thrown corruption exception by this point");
  } catch (JournalManager.CorruptionException ce) {
    // if we get here, everything is going good
  }

  numTrans = bkjm.getNumberOfTransactions((DEFAULT_SEGMENT_SIZE*2)+1, true);
  assertEquals(DEFAULT_SEGMENT_SIZE, numTrans);
}