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HBASE-13373 Squash HFileReaderV3 together with HFileReaderV2 and AbstractHFileReader; ditto for Scanners and BlockReader, etc. 

Reapply after adding in the missing JIRA number
This commit is contained in:
stack 2015-04-03 15:25:11 -07:00
parent 319666ca53
commit 3a2a29616c
34 changed files with 1495 additions and 1993 deletions
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8
hbase-it/src/test/java/org/apache/hadoop/hbase/IntegrationTestIngestWithEncryption.java
View File

@ -24,8 +24,8 @@ import org.apache.hadoop.hbase.Waiter.Predicate;
import org.apache.hadoop.hbase.client.Admin;
import org.apache.hadoop.hbase.io.crypto.KeyProviderForTesting;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.io.hfile.HFileReaderV3;
import org.apache.hadoop.hbase.io.hfile.HFileWriterV3;
import org.apache.hadoop.hbase.io.hfile.HFileReaderImpl;
import org.apache.hadoop.hbase.io.hfile.HFileWriterImpl;
import org.apache.hadoop.hbase.wal.WAL.Reader;
import org.apache.hadoop.hbase.wal.WALProvider.Writer;
import org.apache.hadoop.hbase.regionserver.wal.SecureProtobufLogReader;
@ -46,8 +46,8 @@ public class IntegrationTestIngestWithEncryption extends IntegrationTestIngest {
static {
// These log level changes are only useful when running on a localhost
// cluster.
Logger.getLogger(HFileReaderV3.class).setLevel(Level.TRACE);
Logger.getLogger(HFileWriterV3.class).setLevel(Level.TRACE);
Logger.getLogger(HFileReaderImpl.class).setLevel(Level.TRACE);
Logger.getLogger(HFileWriterImpl.class).setLevel(Level.TRACE);
Logger.getLogger(SecureProtobufLogReader.class).setLevel(Level.TRACE);
Logger.getLogger(SecureProtobufLogWriter.class).setLevel(Level.TRACE);
}

352
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/AbstractHFileReader.java
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@ -1,352 +0,0 @@
/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hbase.io.hfile;
import java.io.IOException;
import java.nio.ByteBuffer;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configurable;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValue.KVComparator;
import org.apache.hadoop.hbase.fs.HFileSystem;
import org.apache.hadoop.hbase.io.compress.Compression;
import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;
import org.apache.hadoop.hbase.io.hfile.HFile.FileInfo;
/**
* Common functionality needed by all versions of {@link HFile} readers.
*/
@InterfaceAudience.Private
@edu.umd.cs.findbugs.annotations.SuppressWarnings(value="URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
public abstract class AbstractHFileReader
implements HFile.Reader, Configurable {
/** Stream to read from. Does checksum verifications in file system */
protected FSDataInputStream istream; // UUF_UNUSED_PUBLIC_OR_PROTECTED_FIELD
/** The file system stream of the underlying {@link HFile} that
* does not do checksum verification in the file system */
protected FSDataInputStream istreamNoFsChecksum; // UUF_UNUSED_PUBLIC_OR_PROTECTED_FIELD
/** Data block index reader keeping the root data index in memory */
protected HFileBlockIndex.BlockIndexReader dataBlockIndexReader;
/** Meta block index reader -- always single level */
protected HFileBlockIndex.BlockIndexReader metaBlockIndexReader;
protected final FixedFileTrailer trailer;
/** Filled when we read in the trailer. */
protected final Compression.Algorithm compressAlgo;
/**
* What kind of data block encoding should be used while reading, writing,
* and handling cache.
*/
protected HFileDataBlockEncoder dataBlockEncoder =
NoOpDataBlockEncoder.INSTANCE;
/** Last key in the file. Filled in when we read in the file info */
protected byte [] lastKey = null;
/** Average key length read from file info */
protected int avgKeyLen = -1;
/** Average value length read from file info */
protected int avgValueLen = -1;
/** Key comparator */
protected KVComparator comparator = new KVComparator();
/** Size of this file. */
protected final long fileSize;
/** Block cache configuration. */
protected final CacheConfig cacheConf;
/** Path of file */
protected final Path path;
/** File name to be used for block names */
protected final String name;
protected FileInfo fileInfo;
/** The filesystem used for accesing data */
protected HFileSystem hfs;
protected Configuration conf;
@edu.umd.cs.findbugs.annotations.SuppressWarnings(value="URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD")
protected AbstractHFileReader(Path path, FixedFileTrailer trailer,
final long fileSize, final CacheConfig cacheConf, final HFileSystem hfs,
final Configuration conf) {
this.trailer = trailer;
this.compressAlgo = trailer.getCompressionCodec();
this.cacheConf = cacheConf;
this.fileSize = fileSize;
this.path = path;
this.name = path.getName();
this.hfs = hfs; // URF_UNREAD_PUBLIC_OR_PROTECTED_FIELD
this.conf = conf;
}
@SuppressWarnings("serial")
public static class BlockIndexNotLoadedException
extends IllegalStateException {
public BlockIndexNotLoadedException() {
// Add a message in case anyone relies on it as opposed to class name.
super("Block index not loaded");
}
}
protected String toStringFirstKey() {
return KeyValue.keyToString(getFirstKey());
}
protected String toStringLastKey() {
return KeyValue.keyToString(getLastKey());
}
public abstract boolean isFileInfoLoaded();
@Override
public String toString() {
return "reader=" + path.toString() +
(!isFileInfoLoaded()? "":
", compression=" + compressAlgo.getName() +
", cacheConf=" + cacheConf +
", firstKey=" + toStringFirstKey() +
", lastKey=" + toStringLastKey()) +
", avgKeyLen=" + avgKeyLen +
", avgValueLen=" + avgValueLen +
", entries=" + trailer.getEntryCount() +
", length=" + fileSize;
}
@Override
public long length() {
return fileSize;
}
/**
* Create a Scanner on this file. No seeks or reads are done on creation. Call
* {@link HFileScanner#seekTo(byte[])} to position an start the read. There is
* nothing to clean up in a Scanner. Letting go of your references to the
* scanner is sufficient. NOTE: Do not use this overload of getScanner for
* compactions.
*
* @param cacheBlocks True if we should cache blocks read in by this scanner.
* @param pread Use positional read rather than seek+read if true (pread is
* better for random reads, seek+read is better scanning).
* @return Scanner on this file.
*/
@Override
public HFileScanner getScanner(boolean cacheBlocks, final boolean pread) {
return getScanner(cacheBlocks, pread, false);
}
/**
* @return the first key in the file. May be null if file has no entries. Note
* that this is not the first row key, but rather the byte form of the
* first KeyValue.
*/
@Override
public byte [] getFirstKey() {
if (dataBlockIndexReader == null) {
throw new BlockIndexNotLoadedException();
}
return dataBlockIndexReader.isEmpty() ? null
: dataBlockIndexReader.getRootBlockKey(0);
}
/**
* TODO left from {@link HFile} version 1: move this to StoreFile after Ryan's
* patch goes in to eliminate {@link KeyValue} here.
*
* @return the first row key, or null if the file is empty.
*/
@Override
public byte[] getFirstRowKey() {
byte[] firstKey = getFirstKey();
if (firstKey == null)
return null;
return KeyValue.createKeyValueFromKey(firstKey).getRow();
}
/**
* TODO left from {@link HFile} version 1: move this to StoreFile after
* Ryan's patch goes in to eliminate {@link KeyValue} here.
*
* @return the last row key, or null if the file is empty.
*/
@Override
public byte[] getLastRowKey() {
byte[] lastKey = getLastKey();
if (lastKey == null)
return null;
return KeyValue.createKeyValueFromKey(lastKey).getRow();
}
/** @return number of KV entries in this HFile */
@Override
public long getEntries() {
return trailer.getEntryCount();
}
/** @return comparator */
@Override
public KVComparator getComparator() {
return comparator;
}
/** @return compression algorithm */
@Override
public Compression.Algorithm getCompressionAlgorithm() {
return compressAlgo;
}
/**
* @return the total heap size of data and meta block indexes in bytes. Does
* not take into account non-root blocks of a multilevel data index.
*/
public long indexSize() {
return (dataBlockIndexReader != null ? dataBlockIndexReader.heapSize() : 0)
+ ((metaBlockIndexReader != null) ? metaBlockIndexReader.heapSize()
: 0);
}
@Override
public String getName() {
return name;
}
@Override
public HFileBlockIndex.BlockIndexReader getDataBlockIndexReader() {
return dataBlockIndexReader;
}
@Override
public FixedFileTrailer getTrailer() {
return trailer;
}
@Override
public FileInfo loadFileInfo() throws IOException {
return fileInfo;
}
/**
* An exception thrown when an operation requiring a scanner to be seeked
* is invoked on a scanner that is not seeked.
*/
@SuppressWarnings("serial")
public static class NotSeekedException extends IllegalStateException {
public NotSeekedException() {
super("Not seeked to a key/value");
}
}
protected static abstract class Scanner implements HFileScanner {
protected ByteBuffer blockBuffer;
protected boolean cacheBlocks;
protected final boolean pread;
protected final boolean isCompaction;
protected int currKeyLen;
protected int currValueLen;
protected int currMemstoreTSLen;
protected long currMemstoreTS;
protected int blockFetches;
protected final HFile.Reader reader;
public Scanner(final HFile.Reader reader, final boolean cacheBlocks,
final boolean pread, final boolean isCompaction) {
this.reader = reader;
this.cacheBlocks = cacheBlocks;
this.pread = pread;
this.isCompaction = isCompaction;
}
@Override
public boolean isSeeked(){
return blockBuffer != null;
}
@Override
public String toString() {
return "HFileScanner for reader " + String.valueOf(getReader());
}
protected void assertSeeked() {
if (!isSeeked())
throw new NotSeekedException();
}
@Override
public int seekTo(byte[] key) throws IOException {
return seekTo(key, 0, key.length);
}
@Override
public boolean seekBefore(byte[] key) throws IOException {
return seekBefore(key, 0, key.length);
}
@Override
public int reseekTo(byte[] key) throws IOException {
return reseekTo(key, 0, key.length);
}
@Override
public HFile.Reader getReader() {
return reader;
}
}
/** For testing */
abstract HFileBlock.FSReader getUncachedBlockReader();
public Path getPath() {
return path;
}
@Override
public DataBlockEncoding getDataBlockEncoding() {
return dataBlockEncoder.getDataBlockEncoding();
}
public abstract int getMajorVersion();
@Override
public Configuration getConf() {
return conf;
}
@Override
public void setConf(Configuration conf) {
this.conf = conf;
}
}

266
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/AbstractHFileWriter.java
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@ -1,266 +0,0 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hbase.io.hfile;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.util.ArrayList;
import java.util.List;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValue.KVComparator;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.io.compress.Compression;
import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;
import org.apache.hadoop.hbase.io.hfile.HFile.FileInfo;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.FSUtils;
import org.apache.hadoop.io.Writable;
/**
* Common functionality needed by all versions of {@link HFile} writers.
*/
@InterfaceAudience.Private
public abstract class AbstractHFileWriter implements HFile.Writer {
/** The Cell previously appended. Becomes the last cell in the file.*/
protected Cell lastCell = null;
/** FileSystem stream to write into. */
protected FSDataOutputStream outputStream;
/** True if we opened the <code>outputStream</code> (and so will close it). */
protected final boolean closeOutputStream;
/** A "file info" block: a key-value map of file-wide metadata. */
protected FileInfo fileInfo = new HFile.FileInfo();
/** Total # of key/value entries, i.e. how many times add() was called. */
protected long entryCount = 0;
/** Used for calculating the average key length. */
protected long totalKeyLength = 0;
/** Used for calculating the average value length. */
protected long totalValueLength = 0;
/** Total uncompressed bytes, maybe calculate a compression ratio later. */
protected long totalUncompressedBytes = 0;
/** Key comparator. Used to ensure we write in order. */
protected final KVComparator comparator;
/** Meta block names. */
protected List<byte[]> metaNames = new ArrayList<byte[]>();
/** {@link Writable}s representing meta block data. */
protected List<Writable> metaData = new ArrayList<Writable>();
/**
* First cell in a block.
* This reference should be short-lived since we write hfiles in a burst.
*/
protected Cell firstCellInBlock = null;
/** May be null if we were passed a stream. */
protected final Path path;
/** Cache configuration for caching data on write. */
protected final CacheConfig cacheConf;
/**
* Name for this object used when logging or in toString. Is either
* the result of a toString on stream or else name of passed file Path.
*/
protected final String name;
/**
* The data block encoding which will be used.
* {@link NoOpDataBlockEncoder#INSTANCE} if there is no encoding.
*/
protected final HFileDataBlockEncoder blockEncoder;
protected final HFileContext hFileContext;
public AbstractHFileWriter(CacheConfig cacheConf,
FSDataOutputStream outputStream, Path path,
KVComparator comparator, HFileContext fileContext) {
this.outputStream = outputStream;
this.path = path;
this.name = path != null ? path.getName() : outputStream.toString();
this.hFileContext = fileContext;
DataBlockEncoding encoding = hFileContext.getDataBlockEncoding();
if (encoding != DataBlockEncoding.NONE) {
this.blockEncoder = new HFileDataBlockEncoderImpl(encoding);
} else {
this.blockEncoder = NoOpDataBlockEncoder.INSTANCE;
}
this.comparator = comparator != null ? comparator
: KeyValue.COMPARATOR;
closeOutputStream = path != null;
this.cacheConf = cacheConf;
}
/**
* Add last bits of metadata to file info before it is written out.
*/
protected void finishFileInfo() throws IOException {
if (lastCell != null) {
// Make a copy. The copy is stuffed into our fileinfo map. Needs a clean
// byte buffer. Won't take a tuple.
byte [] lastKey = CellUtil.getCellKeySerializedAsKeyValueKey(this.lastCell);
fileInfo.append(FileInfo.LASTKEY, lastKey, false);
}
// Average key length.
int avgKeyLen =
entryCount == 0 ? 0 : (int) (totalKeyLength / entryCount);
fileInfo.append(FileInfo.AVG_KEY_LEN, Bytes.toBytes(avgKeyLen), false);
// Average value length.
int avgValueLen =
entryCount == 0 ? 0 : (int) (totalValueLength / entryCount);
fileInfo.append(FileInfo.AVG_VALUE_LEN, Bytes.toBytes(avgValueLen), false);
fileInfo.append(FileInfo.CREATE_TIME_TS, Bytes.toBytes(hFileContext.getFileCreateTime()),
false);
}
/**
* Add to the file info. All added key/value pairs can be obtained using
* {@link HFile.Reader#loadFileInfo()}.
*
* @param k Key
* @param v Value
* @throws IOException in case the key or the value are invalid
*/
@Override
public void appendFileInfo(final byte[] k, final byte[] v)
throws IOException {
fileInfo.append(k, v, true);
}
/**
* Sets the file info offset in the trailer, finishes up populating fields in
* the file info, and writes the file info into the given data output. The
* reason the data output is not always {@link #outputStream} is that we store
* file info as a block in version 2.
*
* @param trailer fixed file trailer
* @param out the data output to write the file info to
* @throws IOException
*/
protected final void writeFileInfo(FixedFileTrailer trailer, DataOutputStream out)
throws IOException {
trailer.setFileInfoOffset(outputStream.getPos());
finishFileInfo();
fileInfo.write(out);
}
/**
* Checks that the given Cell's key does not violate the key order.
*
* @param cell Cell whose key to check.
* @return true if the key is duplicate
* @throws IOException if the key or the key order is wrong
*/
protected boolean checkKey(final Cell cell) throws IOException {
boolean isDuplicateKey = false;
if (cell == null) {
throw new IOException("Key cannot be null or empty");
}
if (lastCell != null) {
int keyComp = comparator.compareOnlyKeyPortion(lastCell, cell);
if (keyComp > 0) {
throw new IOException("Added a key not lexically larger than"
+ " previous. Current cell = " + cell + ", lastCell = " + lastCell);
} else if (keyComp == 0) {
isDuplicateKey = true;
}
}
return isDuplicateKey;
}
/** Checks the given value for validity. */
protected void checkValue(final byte[] value, final int offset,
final int length) throws IOException {
if (value == null) {
throw new IOException("Value cannot be null");
}
}
/**
* @return Path or null if we were passed a stream rather than a Path.
*/
@Override
public Path getPath() {
return path;
}
@Override
public String toString() {
return "writer=" + (path != null ? path.toString() : null) + ", name="
+ name + ", compression=" + hFileContext.getCompression().getName();
}
/**
* Sets remaining trailer fields, writes the trailer to disk, and optionally
* closes the output stream.
*/
protected void finishClose(FixedFileTrailer trailer) throws IOException {
trailer.setMetaIndexCount(metaNames.size());
trailer.setTotalUncompressedBytes(totalUncompressedBytes+ trailer.getTrailerSize());
trailer.setEntryCount(entryCount);
trailer.setCompressionCodec(hFileContext.getCompression());
trailer.serialize(outputStream);
if (closeOutputStream) {
outputStream.close();
outputStream = null;
}
}
public static Compression.Algorithm compressionByName(String algoName) {
if (algoName == null)
return HFile.DEFAULT_COMPRESSION_ALGORITHM;
return Compression.getCompressionAlgorithmByName(algoName);
}
/** A helper method to create HFile output streams in constructors */
protected static FSDataOutputStream createOutputStream(Configuration conf,
FileSystem fs, Path path, InetSocketAddress[] favoredNodes) throws IOException {
FsPermission perms = FSUtils.getFilePermissions(fs, conf,
HConstants.DATA_FILE_UMASK_KEY);
return FSUtils.create(fs, path, perms, favoredNodes);
}
}

6
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/FixedFileTrailer.java
View File

@ -238,7 +238,7 @@ public class FixedFileTrailer {
BlockType.TRAILER.readAndCheck(inputStream);
if (majorVersion > 2
|| (majorVersion == 2 && minorVersion >= HFileReaderV2.PBUF_TRAILER_MINOR_VERSION)) {
|| (majorVersion == 2 && minorVersion >= HFileReaderImpl.PBUF_TRAILER_MINOR_VERSION)) {
deserializeFromPB(inputStream);
} else {
deserializeFromWritable(inputStream);
@ -611,7 +611,9 @@ public class FixedFileTrailer {
}
public byte[] getEncryptionKey() {
expectAtLeastMajorVersion(3);
// This is a v3 feature but if reading a v2 file the encryptionKey will just be null which
// if fine for this feature.
expectAtLeastMajorVersion(2);
return encryptionKey;
}

42
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFile.java
View File

@ -67,6 +67,7 @@ import org.apache.hadoop.hbase.util.ChecksumType;
import org.apache.hadoop.hbase.util.FSUtils;
import org.apache.hadoop.io.Writable;
import com.google.common.annotations.VisibleForTesting;
import com.google.common.base.Preconditions;
/**
@ -197,6 +198,8 @@ public class HFile {
/** API required to write an {@link HFile} */
public interface Writer extends Closeable {
/** Max memstore (mvcc) timestamp in FileInfo */
public static final byte [] MAX_MEMSTORE_TS_KEY = Bytes.toBytes("MAX_MEMSTORE_TS_KEY");
/** Add an element to the file info map. */
void appendFileInfo(byte[] key, byte[] value) throws IOException;
@ -294,7 +297,7 @@ public class HFile {
"filesystem/path or path");
}
if (path != null) {
ostream = AbstractHFileWriter.createOutputStream(conf, fs, path, favoredNodes);
ostream = HFileWriterImpl.createOutputStream(conf, fs, path, favoredNodes);
}
return createWriter(fs, path, ostream,
comparator, fileContext);
@ -333,9 +336,12 @@ public class HFile {
int version = getFormatVersion(conf);
switch (version) {
case 2:
return new HFileWriterV2.WriterFactoryV2(conf, cacheConf);
throw new IllegalArgumentException("This should never happen. " +
"Did you change hfile.format.version to read v2? This version of the software writes v3" +
" hfiles only (but it can read v2 files without having to update hfile.format.version " +
"in hbase-site.xml)");
case 3:
return new HFileWriterV3.WriterFactoryV3(conf, cacheConf);
return new HFileWriterFactory(conf, cacheConf);
default:
throw new IllegalArgumentException("Cannot create writer for HFile " +
"format version " + version);
@ -440,6 +446,18 @@ public class HFile {
* Return the file context of the HFile this reader belongs to
*/
HFileContext getFileContext();
boolean shouldIncludeMemstoreTS();
boolean isDecodeMemstoreTS();
DataBlockEncoding getEffectiveEncodingInCache(boolean isCompaction);
@VisibleForTesting
HFileBlock.FSReader getUncachedBlockReader();
@VisibleForTesting
boolean prefetchComplete();
}
/**
@ -463,9 +481,10 @@ public class HFile {
trailer = FixedFileTrailer.readFromStream(fsdis.getStream(isHBaseChecksum), size);
switch (trailer.getMajorVersion()) {
case 2:
return new HFileReaderV2(path, trailer, fsdis, size, cacheConf, hfs, conf);
LOG.debug("Opening HFile v2 with v3 reader");
// Fall through.
case 3 :
return new HFileReaderV3(path, trailer, fsdis, size, cacheConf, hfs, conf);
return new HFileReaderImpl(path, trailer, fsdis, size, cacheConf, hfs, conf);
default:
throw new IllegalArgumentException("Invalid HFile version " + trailer.getMajorVersion());
}
@ -489,6 +508,7 @@ public class HFile {
* @return A version specific Hfile Reader
* @throws IOException If file is invalid, will throw CorruptHFileException flavored IOException
*/
@SuppressWarnings("resource")
public static Reader createReader(FileSystem fs, Path path,
FSDataInputStreamWrapper fsdis, long size, CacheConfig cacheConf, Configuration conf)
throws IOException {
@ -854,6 +874,18 @@ public class HFile {
}
}
public static void checkHFileVersion(final Configuration c) {
int version = c.getInt(FORMAT_VERSION_KEY, MAX_FORMAT_VERSION);
if (version < MAX_FORMAT_VERSION || version > MAX_FORMAT_VERSION) {
throw new IllegalArgumentException("The setting for " + FORMAT_VERSION_KEY +
" (in your hbase-*.xml files) is " + version + " which does not match " +
MAX_FORMAT_VERSION +
"; are you running with a configuration from an older or newer hbase install (an " +
"incompatible hbase-default.xml or hbase-site.xml on your CLASSPATH)?");
}
}
public static void main(String[] args) throws Exception {
// delegate to preserve old behavior
HFilePrettyPrinter.main(args);

110
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileBlock.java
View File

@ -1256,13 +1256,40 @@ public class HFileBlock implements Cacheable {
/** Get the default decoder for blocks from this file. */
HFileBlockDecodingContext getDefaultBlockDecodingContext();
void setIncludesMemstoreTS(boolean includesMemstoreTS);
void setDataBlockEncoder(HFileDataBlockEncoder encoder);
}
/**
* A common implementation of some methods of {@link FSReader} and some
* tools for implementing HFile format version-specific block readers.
* We always prefetch the header of the next block, so that we know its
* on-disk size in advance and can read it in one operation.
*/
private abstract static class AbstractFSReader implements FSReader {
private static class PrefetchedHeader {
long offset = -1;
byte[] header = new byte[HConstants.HFILEBLOCK_HEADER_SIZE];
final ByteBuffer buf = ByteBuffer.wrap(header, 0, HConstants.HFILEBLOCK_HEADER_SIZE);
}
/** Reads version 2 blocks from the filesystem. */
static class FSReaderImpl implements FSReader {
/** The file system stream of the underlying {@link HFile} that
* does or doesn't do checksum validations in the filesystem */
protected FSDataInputStreamWrapper streamWrapper;
private HFileBlockDecodingContext encodedBlockDecodingCtx;
/** Default context used when BlockType != {@link BlockType#ENCODED_DATA}. */
private final HFileBlockDefaultDecodingContext defaultDecodingCtx;
private ThreadLocal<PrefetchedHeader> prefetchedHeaderForThread =
new ThreadLocal<PrefetchedHeader>() {
@Override
public PrefetchedHeader initialValue() {
return new PrefetchedHeader();
}
};
/** Compression algorithm used by the {@link HFile} */
/** The size of the file we are reading from, or -1 if unknown. */
@ -1284,18 +1311,31 @@ public class HFileBlock implements Cacheable {
protected HFileContext fileContext;
public AbstractFSReader(long fileSize, HFileSystem hfs, Path path, HFileContext fileContext)
throws IOException {
public FSReaderImpl(FSDataInputStreamWrapper stream, long fileSize, HFileSystem hfs, Path path,
HFileContext fileContext) throws IOException {
this.fileSize = fileSize;
this.hfs = hfs;
this.path = path;
this.fileContext = fileContext;
this.hdrSize = headerSize(fileContext.isUseHBaseChecksum());
this.streamWrapper = stream;
// Older versions of HBase didn't support checksum.
this.streamWrapper.prepareForBlockReader(!fileContext.isUseHBaseChecksum());
defaultDecodingCtx = new HFileBlockDefaultDecodingContext(fileContext);
encodedBlockDecodingCtx = defaultDecodingCtx;
}
@Override
public BlockIterator blockRange(final long startOffset,
final long endOffset) {
/**
* A constructor that reads files with the latest minor version.
* This is used by unit tests only.
*/
FSReaderImpl(FSDataInputStream istream, long fileSize, HFileContext fileContext)
throws IOException {
this(new FSDataInputStreamWrapper(istream), fileSize, null, null, fileContext);
}
public BlockIterator blockRange(final long startOffset, final long endOffset) {
final FSReader owner = this; // handle for inner class
return new BlockIterator() {
private long offset = startOffset;
@ -1392,56 +1432,6 @@ public class HFileBlock implements Cacheable {
return Bytes.toInt(dest, destOffset + size + BlockType.MAGIC_LENGTH) + hdrSize;
}
}
/**
* We always prefetch the header of the next block, so that we know its
* on-disk size in advance and can read it in one operation.
*/
private static class PrefetchedHeader {
long offset = -1;
byte[] header = new byte[HConstants.HFILEBLOCK_HEADER_SIZE];
final ByteBuffer buf = ByteBuffer.wrap(header, 0, HConstants.HFILEBLOCK_HEADER_SIZE);
}
/** Reads version 2 blocks from the filesystem. */
static class FSReaderImpl extends AbstractFSReader {
/** The file system stream of the underlying {@link HFile} that
* does or doesn't do checksum validations in the filesystem */
protected FSDataInputStreamWrapper streamWrapper;
private HFileBlockDecodingContext encodedBlockDecodingCtx;
/** Default context used when BlockType != {@link BlockType#ENCODED_DATA}. */
private final HFileBlockDefaultDecodingContext defaultDecodingCtx;
private ThreadLocal<PrefetchedHeader> prefetchedHeaderForThread =
new ThreadLocal<PrefetchedHeader>() {
@Override
public PrefetchedHeader initialValue() {
return new PrefetchedHeader();
}
};
public FSReaderImpl(FSDataInputStreamWrapper stream, long fileSize, HFileSystem hfs, Path path,
HFileContext fileContext) throws IOException {
super(fileSize, hfs, path, fileContext);
this.streamWrapper = stream;
// Older versions of HBase didn't support checksum.
this.streamWrapper.prepareForBlockReader(!fileContext.isUseHBaseChecksum());
defaultDecodingCtx = new HFileBlockDefaultDecodingContext(fileContext);
encodedBlockDecodingCtx = defaultDecodingCtx;
}
/**
* A constructor that reads files with the latest minor version.
* This is used by unit tests only.
*/
FSReaderImpl(FSDataInputStream istream, long fileSize, HFileContext fileContext)
throws IOException {
this(new FSDataInputStreamWrapper(istream), fileSize, null, null, fileContext);
}
/**
* Reads a version 2 block (version 1 blocks not supported and not expected). Tries to do as
* little memory allocation as possible, using the provided on-disk size.
@ -1682,11 +1672,11 @@ public class HFileBlock implements Cacheable {
return b;
}
void setIncludesMemstoreTS(boolean includesMemstoreTS) {
public void setIncludesMemstoreTS(boolean includesMemstoreTS) {
this.fileContext.setIncludesMvcc(includesMemstoreTS);
}
void setDataBlockEncoder(HFileDataBlockEncoder encoder) {
public void setDataBlockEncoder(HFileDataBlockEncoder encoder) {
encodedBlockDecodingCtx = encoder.newDataBlockDecodingContext(this.fileContext);
}

4
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileBlockIndex.java
View File

@ -55,8 +55,8 @@ import org.apache.hadoop.util.StringUtils;
*
* Examples of how to use the block index writer can be found in
* {@link org.apache.hadoop.hbase.util.CompoundBloomFilterWriter} and
* {@link HFileWriterV2}. Examples of how to use the reader can be
* found in {@link HFileReaderV2} and TestHFileBlockIndex.
* {@link HFileWriterImpl}. Examples of how to use the reader can be
* found in {@link HFileWriterImpl} and TestHFileBlockIndex.
*/
@InterfaceAudience.Private
public class HFileBlockIndex {

1633
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV2.java → hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderImpl.java
View File

File diff suppressed because it is too large Load Diff

358
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileReaderV3.java
View File

@ -1,358 +0,0 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hbase.io.hfile;
import java.io.IOException;
import java.security.Key;
import java.security.KeyException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.fs.HFileSystem;
import org.apache.hadoop.hbase.io.FSDataInputStreamWrapper;
import org.apache.hadoop.hbase.io.crypto.Cipher;
import org.apache.hadoop.hbase.io.crypto.Encryption;
import org.apache.hadoop.hbase.io.hfile.HFile.FileInfo;
import org.apache.hadoop.hbase.security.EncryptionUtil;
import org.apache.hadoop.hbase.security.User;
import org.apache.hadoop.hbase.util.ByteBufferUtils;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.io.WritableUtils;
/**
* {@link HFile} reader for version 3.
*/
@InterfaceAudience.Private
public class HFileReaderV3 extends HFileReaderV2 {
private static final Log LOG = LogFactory.getLog(HFileReaderV3.class);
public static final int MAX_MINOR_VERSION = 0;
/**
* Opens a HFile. You must load the index before you can use it by calling
* {@link #loadFileInfo()}.
* @param path
* Path to HFile.
* @param trailer
* File trailer.
* @param fsdis
* input stream.
* @param size
* Length of the stream.
* @param cacheConf
* Cache configuration.
* @param hfs
* The file system.
* @param conf
* Configuration
*/
public HFileReaderV3(final Path path, FixedFileTrailer trailer, final FSDataInputStreamWrapper fsdis,
final long size, final CacheConfig cacheConf, final HFileSystem hfs,
final Configuration conf) throws IOException {
super(path, trailer, fsdis, size, cacheConf, hfs, conf);
byte[] tmp = fileInfo.get(FileInfo.MAX_TAGS_LEN);
// max tag length is not present in the HFile means tags were not at all written to file.
if (tmp != null) {
hfileContext.setIncludesTags(true);
tmp = fileInfo.get(FileInfo.TAGS_COMPRESSED);
if (tmp != null && Bytes.toBoolean(tmp)) {
hfileContext.setCompressTags(true);
}
}
}
@Override
protected HFileContext createHFileContext(FSDataInputStreamWrapper fsdis, long fileSize,
HFileSystem hfs, Path path, FixedFileTrailer trailer) throws IOException {
trailer.expectMajorVersion(3);
HFileContextBuilder builder = new HFileContextBuilder()
.withIncludesMvcc(this.includesMemstoreTS)
.withHBaseCheckSum(true)
.withCompression(this.compressAlgo);
// Check for any key material available
byte[] keyBytes = trailer.getEncryptionKey();
if (keyBytes != null) {
Encryption.Context cryptoContext = Encryption.newContext(conf);
Key key;
String masterKeyName = conf.get(HConstants.CRYPTO_MASTERKEY_NAME_CONF_KEY,
User.getCurrent().getShortName());
try {
// First try the master key
key = EncryptionUtil.unwrapKey(conf, masterKeyName, keyBytes);
} catch (KeyException e) {
// If the current master key fails to unwrap, try the alternate, if
// one is configured
if (LOG.isDebugEnabled()) {
LOG.debug("Unable to unwrap key with current master key '" + masterKeyName + "'");
}
String alternateKeyName =
conf.get(HConstants.CRYPTO_MASTERKEY_ALTERNATE_NAME_CONF_KEY);
if (alternateKeyName != null) {
try {
key = EncryptionUtil.unwrapKey(conf, alternateKeyName, keyBytes);
} catch (KeyException ex) {
throw new IOException(ex);
}
} else {
throw new IOException(e);
}
}
// Use the algorithm the key wants
Cipher cipher = Encryption.getCipher(conf, key.getAlgorithm());
if (cipher == null) {
throw new IOException("Cipher '" + key.getAlgorithm() + "' is not available");
}
cryptoContext.setCipher(cipher);
cryptoContext.setKey(key);
builder.withEncryptionContext(cryptoContext);
}
HFileContext context = builder.build();
if (LOG.isTraceEnabled()) {
LOG.trace("Reader" + (path != null ? " for " + path : "" ) +
" initialized with cacheConf: " + cacheConf +
" comparator: " + comparator.getClass().getSimpleName() +
" fileContext: " + context);
}
return context;
}
/**
* Create a Scanner on this file. No seeks or reads are done on creation. Call
* {@link HFileScanner#seekTo(byte[])} to position an start the read. There is
* nothing to clean up in a Scanner. Letting go of your references to the
* scanner is sufficient.
* @param cacheBlocks
* True if we should cache blocks read in by this scanner.
* @param pread
* Use positional read rather than seek+read if true (pread is better
* for random reads, seek+read is better scanning).
* @param isCompaction
* is scanner being used for a compaction?
* @return Scanner on this file.
*/
@Override
public HFileScanner getScanner(boolean cacheBlocks, final boolean pread,
final boolean isCompaction) {
if (dataBlockEncoder.useEncodedScanner()) {
return new EncodedScannerV3(this, cacheBlocks, pread, isCompaction, this.hfileContext);
}
return new ScannerV3(this, cacheBlocks, pread, isCompaction);
}
/**
* Implementation of {@link HFileScanner} interface.
*/
protected static class ScannerV3 extends ScannerV2 {
private HFileReaderV3 reader;
private int currTagsLen;
public ScannerV3(HFileReaderV3 r, boolean cacheBlocks, final boolean pread,
final boolean isCompaction) {
super(r, cacheBlocks, pread, isCompaction);
this.reader = r;
}
@Override
protected int getCellBufSize() {
int kvBufSize = super.getCellBufSize();
if (reader.hfileContext.isIncludesTags()) {
kvBufSize += Bytes.SIZEOF_SHORT + currTagsLen;
}
return kvBufSize;
}
protected void setNonSeekedState() {
super.setNonSeekedState();
currTagsLen = 0;
}
@Override
protected int getNextCellStartPosition() {
int nextKvPos = super.getNextCellStartPosition();
if (reader.hfileContext.isIncludesTags()) {
nextKvPos += Bytes.SIZEOF_SHORT + currTagsLen;
}
return nextKvPos;
}
protected void readKeyValueLen() {
blockBuffer.mark();
currKeyLen = blockBuffer.getInt();
currValueLen = blockBuffer.getInt();
if (currKeyLen < 0 || currValueLen < 0 || currKeyLen > blockBuffer.limit()
|| currValueLen > blockBuffer.limit()) {
throw new IllegalStateException("Invalid currKeyLen " + currKeyLen + " or currValueLen "
+ currValueLen + ". Block offset: "
+ block.getOffset() + ", block length: " + blockBuffer.limit() + ", position: "
+ blockBuffer.position() + " (without header).");
}
ByteBufferUtils.skip(blockBuffer, currKeyLen + currValueLen);
if (reader.hfileContext.isIncludesTags()) {
// Read short as unsigned, high byte first
currTagsLen = ((blockBuffer.get() & 0xff) << 8) ^ (blockBuffer.get() & 0xff);
if (currTagsLen < 0 || currTagsLen > blockBuffer.limit()) {
throw new IllegalStateException("Invalid currTagsLen " + currTagsLen + ". Block offset: "
+ block.getOffset() + ", block length: " + blockBuffer.limit() + ", position: "
+ blockBuffer.position() + " (without header).");
}
ByteBufferUtils.skip(blockBuffer, currTagsLen);
}
readMvccVersion();
blockBuffer.reset();
}
/**
* Within a loaded block, seek looking for the last key that is smaller than
* (or equal to?) the key we are interested in.
* A note on the seekBefore: if you have seekBefore = true, AND the first
* key in the block = key, then you'll get thrown exceptions. The caller has
* to check for that case and load the previous block as appropriate.
* @param key
* the key to find
* @param seekBefore
* find the key before the given key in case of exact match.
* @return 0 in case of an exact key match, 1 in case of an inexact match,
* -2 in case of an inexact match and furthermore, the input key
* less than the first key of current block(e.g. using a faked index
* key)
*/
@Override
protected int blockSeek(Cell key, boolean seekBefore) {
int klen, vlen, tlen = 0;
long memstoreTS = 0;
int memstoreTSLen = 0;
int lastKeyValueSize = -1;
KeyValue.KeyOnlyKeyValue keyOnlyKv = new KeyValue.KeyOnlyKeyValue();
do {
blockBuffer.mark();
klen = blockBuffer.getInt();
vlen = blockBuffer.getInt();
if (klen < 0 || vlen < 0 || klen > blockBuffer.limit()
|| vlen > blockBuffer.limit()) {
throw new IllegalStateException("Invalid klen " + klen + " or vlen "
+ vlen + ". Block offset: "
+ block.getOffset() + ", block length: " + blockBuffer.limit() + ", position: "
+ blockBuffer.position() + " (without header).");
}
ByteBufferUtils.skip(blockBuffer, klen + vlen);
if (reader.hfileContext.isIncludesTags()) {
// Read short as unsigned, high byte first
tlen = ((blockBuffer.get() & 0xff) << 8) ^ (blockBuffer.get() & 0xff);
if (tlen < 0 || tlen > blockBuffer.limit()) {
throw new IllegalStateException("Invalid tlen " + tlen + ". Block offset: "
+ block.getOffset() + ", block length: " + blockBuffer.limit() + ", position: "
+ blockBuffer.position() + " (without header).");
}
ByteBufferUtils.skip(blockBuffer, tlen);
}
if (this.reader.shouldIncludeMemstoreTS()) {
if (this.reader.decodeMemstoreTS) {
try {
memstoreTS = Bytes.readVLong(blockBuffer.array(), blockBuffer.arrayOffset()
+ blockBuffer.position());
memstoreTSLen = WritableUtils.getVIntSize(memstoreTS);
} catch (Exception e) {
throw new RuntimeException("Error reading memstore timestamp", e);
}
} else {
memstoreTS = 0;
memstoreTSLen = 1;
}
}
blockBuffer.reset();
int keyOffset = blockBuffer.arrayOffset() + blockBuffer.position() + (Bytes.SIZEOF_INT * 2);
keyOnlyKv.setKey(blockBuffer.array(), keyOffset, klen);
int comp = reader.getComparator().compareOnlyKeyPortion(key, keyOnlyKv);
if (comp == 0) {
if (seekBefore) {
if (lastKeyValueSize < 0) {
throw new IllegalStateException("blockSeek with seekBefore "
+ "at the first key of the block: key="
+ CellUtil.getCellKeyAsString(key)
+ ", blockOffset=" + block.getOffset() + ", onDiskSize="
+ block.getOnDiskSizeWithHeader());
}
blockBuffer.position(blockBuffer.position() - lastKeyValueSize);
readKeyValueLen();
return 1; // non exact match.
}
currKeyLen = klen;
currValueLen = vlen;
currTagsLen = tlen;
if (this.reader.shouldIncludeMemstoreTS()) {
currMemstoreTS = memstoreTS;
currMemstoreTSLen = memstoreTSLen;
}
return 0; // indicate exact match
} else if (comp < 0) {
if (lastKeyValueSize > 0)
blockBuffer.position(blockBuffer.position() - lastKeyValueSize);
readKeyValueLen();
if (lastKeyValueSize == -1 && blockBuffer.position() == 0) {
return HConstants.INDEX_KEY_MAGIC;
}
return 1;
}
// The size of this key/value tuple, including key/value length fields.
lastKeyValueSize = klen + vlen + memstoreTSLen + KEY_VALUE_LEN_SIZE;
// include tag length also if tags included with KV
if (reader.hfileContext.isIncludesTags()) {
lastKeyValueSize += tlen + Bytes.SIZEOF_SHORT;
}
blockBuffer.position(blockBuffer.position() + lastKeyValueSize);
} while (blockBuffer.remaining() > 0);
// Seek to the last key we successfully read. This will happen if this is
// the last key/value pair in the file, in which case the following call
// to next() has to return false.
blockBuffer.position(blockBuffer.position() - lastKeyValueSize);
readKeyValueLen();
return 1; // didn't exactly find it.
}
}
/**
* ScannerV3 that operates on encoded data blocks.
*/
protected static class EncodedScannerV3 extends EncodedScannerV2 {
public EncodedScannerV3(HFileReaderV3 reader, boolean cacheBlocks, boolean pread,
boolean isCompaction, HFileContext context) {
super(reader, cacheBlocks, pread, isCompaction, context);
}
}
@Override
public int getMajorVersion() {
return 3;
}
}

40
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileWriterFactory.java Normal file
View File

@ -0,0 +1,40 @@
/**
* Copyright The Apache Software Foundation
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with this
* work for additional information regarding copyright ownership. The ASF
* licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
* License for the specific language governing permissions and limitationsME
* under the License.
*/
package org.apache.hadoop.hbase.io.hfile;
import java.io.IOException;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.KeyValue.KVComparator;
public class HFileWriterFactory extends HFile.WriterFactory {
HFileWriterFactory(Configuration conf, CacheConfig cacheConf) {
super(conf, cacheConf);
}
@Override
public HFile.Writer createWriter(FileSystem fs, Path path, FSDataOutputStream ostream,
KVComparator comparator, HFileContext context)
throws IOException {
return new HFileWriterImpl(conf, cacheConf, path, ostream, comparator, context);
}
}

401
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileWriterV2.java → hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileWriterImpl.java
View File

@ -1,5 +1,4 @@
/*
*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
@ -22,6 +21,7 @@ package org.apache.hadoop.hbase.io.hfile;
import java.io.DataOutput;
import java.io.DataOutputStream;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.util.ArrayList;
import java.util.List;
@ -31,40 +31,105 @@ import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.CellComparator;
import org.apache.hadoop.hbase.CellUtil;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.KeyValue.KVComparator;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.io.hfile.HFile.Writer;
import org.apache.hadoop.hbase.io.compress.Compression;
import org.apache.hadoop.hbase.io.crypto.Encryption;
import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;
import org.apache.hadoop.hbase.io.hfile.HFile.FileInfo;
import org.apache.hadoop.hbase.io.hfile.HFileBlock.BlockWritable;
import org.apache.hadoop.hbase.security.EncryptionUtil;
import org.apache.hadoop.hbase.security.User;
import org.apache.hadoop.hbase.util.BloomFilterWriter;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.FSUtils;
import org.apache.hadoop.io.Writable;
/**
* Writes HFile format version 2.
* Common functionality needed by all versions of {@link HFile} writers.
*/
@InterfaceAudience.Private
public class HFileWriterV2 extends AbstractHFileWriter {
static final Log LOG = LogFactory.getLog(HFileWriterV2.class);
public class HFileWriterImpl implements HFile.Writer {
private static final Log LOG = LogFactory.getLog(HFileWriterImpl.class);
/** Max memstore (mvcc) timestamp in FileInfo */
public static final byte [] MAX_MEMSTORE_TS_KEY =
Bytes.toBytes("MAX_MEMSTORE_TS_KEY");
/** The Cell previously appended. Becomes the last cell in the file.*/
protected Cell lastCell = null;
/** FileSystem stream to write into. */
protected FSDataOutputStream outputStream;
/** True if we opened the <code>outputStream</code> (and so will close it). */
protected final boolean closeOutputStream;
/** A "file info" block: a key-value map of file-wide metadata. */
protected FileInfo fileInfo = new HFile.FileInfo();
/** Total # of key/value entries, i.e. how many times add() was called. */
protected long entryCount = 0;
/** Used for calculating the average key length. */
protected long totalKeyLength = 0;
/** Used for calculating the average value length. */
protected long totalValueLength = 0;
/** Total uncompressed bytes, maybe calculate a compression ratio later. */
protected long totalUncompressedBytes = 0;
/** Key comparator. Used to ensure we write in order. */
protected final KVComparator comparator;
/** Meta block names. */
protected List<byte[]> metaNames = new ArrayList<byte[]>();
/** {@link Writable}s representing meta block data. */
protected List<Writable> metaData = new ArrayList<Writable>();
/**
* First cell in a block.
* This reference should be short-lived since we write hfiles in a burst.
*/
protected Cell firstCellInBlock = null;
/** May be null if we were passed a stream. */
protected final Path path;
/** Cache configuration for caching data on write. */
protected final CacheConfig cacheConf;
/**
* Name for this object used when logging or in toString. Is either
* the result of a toString on stream or else name of passed file Path.
*/
protected final String name;
/**
* The data block encoding which will be used.
* {@link NoOpDataBlockEncoder#INSTANCE} if there is no encoding.
*/
protected final HFileDataBlockEncoder blockEncoder;
protected final HFileContext hFileContext;
private int maxTagsLength = 0;
/** KeyValue version in FileInfo */
public static final byte [] KEY_VALUE_VERSION =
Bytes.toBytes("KEY_VALUE_VERSION");
public static final byte [] KEY_VALUE_VERSION = Bytes.toBytes("KEY_VALUE_VERSION");
/** Version for KeyValue which includes memstore timestamp */
public static final int KEY_VALUE_VER_WITH_MEMSTORE = 1;
/** Inline block writers for multi-level block index and compound Blooms. */
private List<InlineBlockWriter> inlineBlockWriters =
new ArrayList<InlineBlockWriter>();
private List<InlineBlockWriter> inlineBlockWriters = new ArrayList<InlineBlockWriter>();
/** Unified version 2 block writer */
/** block writer */
protected HFileBlock.Writer fsBlockWriter;
private HFileBlockIndex.BlockIndexWriter dataBlockIndexWriter;
@ -83,40 +148,135 @@ public class HFileWriterV2 extends AbstractHFileWriter {
private Cell lastCellOfPreviousBlock = null;
/** Additional data items to be written to the "load-on-open" section. */
private List<BlockWritable> additionalLoadOnOpenData =
new ArrayList<BlockWritable>();
private List<BlockWritable> additionalLoadOnOpenData = new ArrayList<BlockWritable>();
protected long maxMemstoreTS = 0;
static class WriterFactoryV2 extends HFile.WriterFactory {
WriterFactoryV2(Configuration conf, CacheConfig cacheConf) {
super(conf, cacheConf);
public HFileWriterImpl(final Configuration conf, CacheConfig cacheConf, Path path,
FSDataOutputStream outputStream,
KVComparator comparator, HFileContext fileContext) {
this.outputStream = outputStream;
this.path = path;
this.name = path != null ? path.getName() : outputStream.toString();
this.hFileContext = fileContext;
DataBlockEncoding encoding = hFileContext.getDataBlockEncoding();
if (encoding != DataBlockEncoding.NONE) {
this.blockEncoder = new HFileDataBlockEncoderImpl(encoding);
} else {
this.blockEncoder = NoOpDataBlockEncoder.INSTANCE;
}
this.comparator = comparator != null ? comparator
: KeyValue.COMPARATOR;
@Override
public Writer createWriter(FileSystem fs, Path path,
FSDataOutputStream ostream,
KVComparator comparator, HFileContext context) throws IOException {
context.setIncludesTags(false);// HFile V2 does not deal with tags at all!
return new HFileWriterV2(conf, cacheConf, fs, path, ostream,
comparator, context);
closeOutputStream = path != null;
this.cacheConf = cacheConf;
finishInit(conf);
if (LOG.isTraceEnabled()) {
LOG.trace("Writer" + (path != null ? " for " + path : "") +
" initialized with cacheConf: " + cacheConf +
" comparator: " + comparator.getClass().getSimpleName() +
" fileContext: " + fileContext);
}
}
/**
* Add to the file info. All added key/value pairs can be obtained using
* {@link HFile.Reader#loadFileInfo()}.
*
* @param k Key
* @param v Value
* @throws IOException in case the key or the value are invalid
*/
@Override
public void appendFileInfo(final byte[] k, final byte[] v)
throws IOException {
fileInfo.append(k, v, true);
}
/**
* Sets the file info offset in the trailer, finishes up populating fields in
* the file info, and writes the file info into the given data output. The
* reason the data output is not always {@link #outputStream} is that we store
* file info as a block in version 2.
*
* @param trailer fixed file trailer
* @param out the data output to write the file info to
* @throws IOException
*/
protected final void writeFileInfo(FixedFileTrailer trailer, DataOutputStream out)
throws IOException {
trailer.setFileInfoOffset(outputStream.getPos());
finishFileInfo();
fileInfo.write(out);
}
/**
* Checks that the given Cell's key does not violate the key order.
*
* @param cell Cell whose key to check.
* @return true if the key is duplicate
* @throws IOException if the key or the key order is wrong
*/
protected boolean checkKey(final Cell cell) throws IOException {
boolean isDuplicateKey = false;
if (cell == null) {
throw new IOException("Key cannot be null or empty");
}
if (lastCell != null) {
int keyComp = comparator.compareOnlyKeyPortion(lastCell, cell);
if (keyComp > 0) {
throw new IOException("Added a key not lexically larger than"
+ " previous. Current cell = " + cell + ", lastCell = " + lastCell);
} else if (keyComp == 0) {
isDuplicateKey = true;
}
}
return isDuplicateKey;
}
/** Constructor that takes a path, creates and closes the output stream. */
public HFileWriterV2(Configuration conf, CacheConfig cacheConf,
FileSystem fs, Path path, FSDataOutputStream ostream,
final KVComparator comparator, final HFileContext context) throws IOException {
super(cacheConf,
ostream == null ? createOutputStream(conf, fs, path, null) : ostream,
path, comparator, context);
finishInit(conf);
/** Checks the given value for validity. */
protected void checkValue(final byte[] value, final int offset,
final int length) throws IOException {
if (value == null) {
throw new IOException("Value cannot be null");
}
}
/**
* @return Path or null if we were passed a stream rather than a Path.
*/
@Override
public Path getPath() {
return path;
}
@Override
public String toString() {
return "writer=" + (path != null ? path.toString() : null) + ", name="
+ name + ", compression=" + hFileContext.getCompression().getName();
}
public static Compression.Algorithm compressionByName(String algoName) {
if (algoName == null)
return HFile.DEFAULT_COMPRESSION_ALGORITHM;
return Compression.getCompressionAlgorithmByName(algoName);
}
/** A helper method to create HFile output streams in constructors */
protected static FSDataOutputStream createOutputStream(Configuration conf,
FileSystem fs, Path path, InetSocketAddress[] favoredNodes) throws IOException {
FsPermission perms = FSUtils.getFilePermissions(fs, conf,
HConstants.DATA_FILE_UMASK_KEY);
return FSUtils.create(fs, path, perms, favoredNodes);
}
/** Additional initialization steps */
protected void finishInit(final Configuration conf) {
if (fsBlockWriter != null)
if (fsBlockWriter != null) {
throw new IllegalStateException("finishInit called twice");
}
fsBlockWriter = new HFileBlock.Writer(blockEncoder, hFileContext);
@ -140,9 +300,7 @@ public class HFileWriterV2 extends AbstractHFileWriter {
* @throws IOException
*/
protected void checkBlockBoundary() throws IOException {
if (fsBlockWriter.blockSizeWritten() < hFileContext.getBlocksize())
return;
if (fsBlockWriter.blockSizeWritten() < hFileContext.getBlocksize()) return;
finishBlock();
writeInlineBlocks(false);
newBlock();
@ -150,8 +308,7 @@ public class HFileWriterV2 extends AbstractHFileWriter {
/** Clean up the current data block */
private void finishBlock() throws IOException {
if (!fsBlockWriter.isWriting() || fsBlockWriter.blockSizeWritten() == 0)
return;
if (!fsBlockWriter.isWriting() || fsBlockWriter.blockSizeWritten() == 0) return;
// Update the first data block offset for scanning.
if (firstDataBlockOffset == -1) {
@ -161,7 +318,6 @@ public class HFileWriterV2 extends AbstractHFileWriter {
lastDataBlockOffset = outputStream.getPos();
fsBlockWriter.writeHeaderAndData(outputStream);
int onDiskSize = fsBlockWriter.getOnDiskSizeWithHeader();
Cell indexEntry =
CellComparator.getMidpoint(this.comparator, lastCellOfPreviousBlock, firstCellInBlock);
dataBlockIndexWriter.addEntry(CellUtil.getCellKeySerializedAsKeyValueKey(indexEntry),
@ -199,8 +355,7 @@ public class HFileWriterV2 extends AbstractHFileWriter {
*/
private void doCacheOnWrite(long offset) {
HFileBlock cacheFormatBlock = fsBlockWriter.getBlockForCaching(cacheConf);
cacheConf.getBlockCache().cacheBlock(
new BlockCacheKey(name, offset), cacheFormatBlock);
cacheConf.getBlockCache().cacheBlock(new BlockCacheKey(name, offset), cacheFormatBlock);
}
/**
@ -244,48 +399,6 @@ public class HFileWriterV2 extends AbstractHFileWriter {
metaData.add(i, content);
}
/**
* Add key/value to file. Keys must be added in an order that agrees with the
* Comparator passed on construction.
*
* @param cell Cell to add. Cannot be empty nor null.
* @throws IOException
*/
@Override
public void append(final Cell cell) throws IOException {
byte[] value = cell.getValueArray();
int voffset = cell.getValueOffset();
int vlength = cell.getValueLength();
// checkKey uses comparator to check we are writing in order.
boolean dupKey = checkKey(cell);
checkValue(value, voffset, vlength);
if (!dupKey) {
checkBlockBoundary();
}
if (!fsBlockWriter.isWriting()) {
newBlock();
}
fsBlockWriter.write(cell);
totalKeyLength += CellUtil.estimatedSerializedSizeOfKey(cell);
totalValueLength += vlength;
// Are we the first key in this block?
if (firstCellInBlock == null) {
// If cell is big, block will be closed and this firstCellInBlock reference will only last
// a short while.
firstCellInBlock = cell;
}
// TODO: What if cell is 10MB and we write infrequently? We'll hold on to the cell here
// indefinetly?
lastCell = cell;
entryCount++;
this.maxMemstoreTS = Math.max(this.maxMemstoreTS, cell.getSequenceId());
}
@Override
public void close() throws IOException {
if (outputStream == null) {
@ -409,16 +522,120 @@ public class HFileWriterV2 extends AbstractHFileWriter {
});
}
protected int getMajorVersion() {
return 2;
}
protected int getMinorVersion() {
return HFileReaderV2.MAX_MINOR_VERSION;
}
@Override
public HFileContext getFileContext() {
return hFileContext;
}
/**
* Add key/value to file. Keys must be added in an order that agrees with the
* Comparator passed on construction.
*
* @param cell
* Cell to add. Cannot be empty nor null.
* @throws IOException
*/
@Override
public void append(final Cell cell) throws IOException {
byte[] value = cell.getValueArray();
int voffset = cell.getValueOffset();
int vlength = cell.getValueLength();
// checkKey uses comparator to check we are writing in order.
boolean dupKey = checkKey(cell);
checkValue(value, voffset, vlength);
if (!dupKey) {
checkBlockBoundary();
}
if (!fsBlockWriter.isWriting()) {
newBlock();
}
fsBlockWriter.write(cell);
totalKeyLength += CellUtil.estimatedSerializedSizeOfKey(cell);
totalValueLength += vlength;
// Are we the first key in this block?
if (firstCellInBlock == null) {
// If cell is big, block will be closed and this firstCellInBlock reference will only last
// a short while.
firstCellInBlock = cell;
}
// TODO: What if cell is 10MB and we write infrequently? We hold on to cell here indefinetly?
lastCell = cell;
entryCount++;
this.maxMemstoreTS = Math.max(this.maxMemstoreTS, cell.getSequenceId());
int tagsLength = cell.getTagsLength();
if (tagsLength > this.maxTagsLength) {
this.maxTagsLength = tagsLength;
}
}
protected void finishFileInfo() throws IOException {
if (lastCell != null) {
// Make a copy. The copy is stuffed into our fileinfo map. Needs a clean
// byte buffer. Won't take a tuple.
byte [] lastKey = CellUtil.getCellKeySerializedAsKeyValueKey(this.lastCell);
fileInfo.append(FileInfo.LASTKEY, lastKey, false);
}
// Average key length.
int avgKeyLen =
entryCount == 0 ? 0 : (int) (totalKeyLength / entryCount);
fileInfo.append(FileInfo.AVG_KEY_LEN, Bytes.toBytes(avgKeyLen), false);
fileInfo.append(FileInfo.CREATE_TIME_TS, Bytes.toBytes(hFileContext.getFileCreateTime()),
false);
// Average value length.
int avgValueLen =
entryCount == 0 ? 0 : (int) (totalValueLength / entryCount);
fileInfo.append(FileInfo.AVG_VALUE_LEN, Bytes.toBytes(avgValueLen), false);
if (hFileContext.getDataBlockEncoding() == DataBlockEncoding.PREFIX_TREE) {
// In case of Prefix Tree encoding, we always write tags information into HFiles even if all
// KVs are having no tags.
fileInfo.append(FileInfo.MAX_TAGS_LEN, Bytes.toBytes(this.maxTagsLength), false);
} else if (hFileContext.isIncludesTags()) {
// When tags are not being written in this file, MAX_TAGS_LEN is excluded
// from the FileInfo
fileInfo.append(FileInfo.MAX_TAGS_LEN, Bytes.toBytes(this.maxTagsLength), false);
boolean tagsCompressed = (hFileContext.getDataBlockEncoding() != DataBlockEncoding.NONE)
&& hFileContext.isCompressTags();
fileInfo.append(FileInfo.TAGS_COMPRESSED, Bytes.toBytes(tagsCompressed), false);
}
}
protected int getMajorVersion() {
return 3;
}
protected int getMinorVersion() {
return HFileReaderImpl.MAX_MINOR_VERSION;
}
protected void finishClose(FixedFileTrailer trailer) throws IOException {
// Write out encryption metadata before finalizing if we have a valid crypto context
Encryption.Context cryptoContext = hFileContext.getEncryptionContext();
if (cryptoContext != Encryption.Context.NONE) {
// Wrap the context's key and write it as the encryption metadata, the wrapper includes
// all information needed for decryption
trailer.setEncryptionKey(EncryptionUtil.wrapKey(cryptoContext.getConf(),
cryptoContext.getConf().get(HConstants.CRYPTO_MASTERKEY_NAME_CONF_KEY,
User.getCurrent().getShortName()),
cryptoContext.getKey()));
}
// Now we can finish the close
trailer.setMetaIndexCount(metaNames.size());
trailer.setTotalUncompressedBytes(totalUncompressedBytes+ trailer.getTrailerSize());
trailer.setEntryCount(entryCount);
trailer.setCompressionCodec(hFileContext.getCompression());
trailer.serialize(outputStream);
if (closeOutputStream) {
outputStream.close();
outputStream = null;
}
}
}

136
hbase-server/src/main/java/org/apache/hadoop/hbase/io/hfile/HFileWriterV3.java
View File

@ -1,136 +0,0 @@
/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hbase.io.hfile;
import java.io.IOException;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.KeyValue.KVComparator;
import org.apache.hadoop.hbase.io.crypto.Encryption;
import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;
import org.apache.hadoop.hbase.io.hfile.HFile.FileInfo;
import org.apache.hadoop.hbase.io.hfile.HFile.Writer;
import org.apache.hadoop.hbase.security.EncryptionUtil;
import org.apache.hadoop.hbase.security.User;
import org.apache.hadoop.hbase.util.Bytes;
/**
* {@link HFile} writer for version 3.
*/
@InterfaceAudience.Private
public class HFileWriterV3 extends HFileWriterV2 {
private static final Log LOG = LogFactory.getLog(HFileWriterV3.class);
private int maxTagsLength = 0;
static class WriterFactoryV3 extends HFile.WriterFactory {
WriterFactoryV3(Configuration conf, CacheConfig cacheConf) {
super(conf, cacheConf);
}
@Override
public Writer createWriter(FileSystem fs, Path path, FSDataOutputStream ostream,
final KVComparator comparator, HFileContext fileContext)
throws IOException {
return new HFileWriterV3(conf, cacheConf, fs, path, ostream, comparator, fileContext);
}
}
/** Constructor that takes a path, creates and closes the output stream. */
public HFileWriterV3(Configuration conf, CacheConfig cacheConf, FileSystem fs, Path path,
FSDataOutputStream ostream, final KVComparator comparator,
final HFileContext fileContext) throws IOException {
super(conf, cacheConf, fs, path, ostream, comparator, fileContext);
if (LOG.isTraceEnabled()) {
LOG.trace("Writer" + (path != null ? " for " + path : "") +
" initialized with cacheConf: " + cacheConf +
" comparator: " + comparator.getClass().getSimpleName() +
" fileContext: " + fileContext);
}
}
/**
* Add key/value to file. Keys must be added in an order that agrees with the
* Comparator passed on construction.
*
* @param cell
* Cell to add. Cannot be empty nor null.
* @throws IOException
*/
@Override
public void append(final Cell cell) throws IOException {
// Currently get the complete arrays
super.append(cell);
int tagsLength = cell.getTagsLength();
if (tagsLength > this.maxTagsLength) {
this.maxTagsLength = tagsLength;
}
}
protected void finishFileInfo() throws IOException {
super.finishFileInfo();
if (hFileContext.getDataBlockEncoding() == DataBlockEncoding.PREFIX_TREE) {
// In case of Prefix Tree encoding, we always write tags information into HFiles even if all
// KVs are having no tags.
fileInfo.append(FileInfo.MAX_TAGS_LEN, Bytes.toBytes(this.maxTagsLength), false);
} else if (hFileContext.isIncludesTags()) {
// When tags are not being written in this file, MAX_TAGS_LEN is excluded
// from the FileInfo
fileInfo.append(FileInfo.MAX_TAGS_LEN, Bytes.toBytes(this.maxTagsLength), false);
boolean tagsCompressed = (hFileContext.getDataBlockEncoding() != DataBlockEncoding.NONE)
&& hFileContext.isCompressTags();
fileInfo.append(FileInfo.TAGS_COMPRESSED, Bytes.toBytes(tagsCompressed), false);
}
}
@Override
protected int getMajorVersion() {
return 3;
}
@Override
protected int getMinorVersion() {
return HFileReaderV3.MAX_MINOR_VERSION;
}
@Override
protected void finishClose(FixedFileTrailer trailer) throws IOException {
// Write out encryption metadata before finalizing if we have a valid crypto context
Encryption.Context cryptoContext = hFileContext.getEncryptionContext();
if (cryptoContext != Encryption.Context.NONE) {
// Wrap the context's key and write it as the encryption metadata, the wrapper includes
// all information needed for decryption
trailer.setEncryptionKey(EncryptionUtil.wrapKey(cryptoContext.getConf(),
cryptoContext.getConf().get(HConstants.CRYPTO_MASTERKEY_NAME_CONF_KEY,
User.getCurrent().getShortName()),
cryptoContext.getKey()));
}
// Now we can finish the close
super.finishClose(trailer);
}
}

6
hbase-server/src/main/java/org/apache/hadoop/hbase/mapreduce/HFileOutputFormat2.java
View File

@ -51,7 +51,7 @@ import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
import org.apache.hadoop.hbase.io.compress.Compression;
import org.apache.hadoop.hbase.io.compress.Compression.Algorithm;
import org.apache.hadoop.hbase.io.encoding.DataBlockEncoding;
import org.apache.hadoop.hbase.io.hfile.AbstractHFileWriter;
import org.apache.hadoop.hbase.io.hfile.HFileWriterImpl;
import org.apache.hadoop.hbase.io.hfile.CacheConfig;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.io.hfile.HFileContext;
@ -129,7 +129,7 @@ public class HFileOutputFormat2
// Invented config. Add to hbase-*.xml if other than default compression.
final String defaultCompressionStr = conf.get("hfile.compression",
Compression.Algorithm.NONE.getName());
final Algorithm defaultCompression = AbstractHFileWriter
final Algorithm defaultCompression = HFileWriterImpl
.compressionByName(defaultCompressionStr);
final boolean compactionExclude = conf.getBoolean(
"hbase.mapreduce.hfileoutputformat.compaction.exclude", false);
@ -483,7 +483,7 @@ public class HFileOutputFormat2
Map<byte[], Algorithm> compressionMap = new TreeMap<byte[],
Algorithm>(Bytes.BYTES_COMPARATOR);
for (Map.Entry<byte[], String> e : stringMap.entrySet()) {
Algorithm algorithm = AbstractHFileWriter.compressionByName(e.getValue());
Algorithm algorithm = HFileWriterImpl.compressionByName(e.getValue());
compressionMap.put(e.getKey(), algorithm);
}
return compressionMap;

2
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/HRegionServer.java
View File

@ -93,6 +93,7 @@ import org.apache.hadoop.hbase.executor.ExecutorType;
import org.apache.hadoop.hbase.fs.HFileSystem;
import org.apache.hadoop.hbase.http.InfoServer;
import org.apache.hadoop.hbase.io.hfile.CacheConfig;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.ipc.RpcClient;
import org.apache.hadoop.hbase.ipc.RpcClientFactory;
import org.apache.hadoop.hbase.ipc.RpcControllerFactory;
@ -493,6 +494,7 @@ public class HRegionServer extends HasThread implements
throws IOException {
this.fsOk = true;
this.conf = conf;
HFile.checkHFileVersion(this.conf);
checkCodecs(this.conf);
this.userProvider = UserProvider.instantiate(conf);
FSUtils.setupShortCircuitRead(this.conf);

2
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/Region.java
View File

@ -588,7 +588,7 @@ public interface Region extends ConfigurationObserver {
byte[] now) throws IOException;
/**
* Replace any cell timestamps set to HConstants#LATEST_TIMESTAMP with the
* Replace any cell timestamps set to {@link org.apache.hadoop.hbase.HConstants#LATEST_TIMESTAMP}
* provided current timestamp.
* @param values
* @param now

3
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/StoreFile.java
View File

@ -51,7 +51,6 @@ import org.apache.hadoop.hbase.io.hfile.CacheConfig;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.io.hfile.HFileContext;
import org.apache.hadoop.hbase.io.hfile.HFileScanner;
import org.apache.hadoop.hbase.io.hfile.HFileWriterV2;
import org.apache.hadoop.hbase.regionserver.compactions.Compactor;
import org.apache.hadoop.hbase.util.BloomFilter;
import org.apache.hadoop.hbase.util.BloomFilterFactory;
@ -409,7 +408,7 @@ public class StoreFile {
}
this.reader.setSequenceID(this.sequenceid);
b = metadataMap.get(HFileWriterV2.MAX_MEMSTORE_TS_KEY);
b = metadataMap.get(HFile.Writer.MAX_MEMSTORE_TS_KEY);
if (b != null) {
this.maxMemstoreTS = Bytes.toLong(b);
}

4
hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/compactions/Compactor.java
View File

@ -34,8 +34,8 @@ import org.apache.hadoop.hbase.KeyValueUtil;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.io.compress.Compression;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.io.hfile.HFile.FileInfo;
import org.apache.hadoop.hbase.io.hfile.HFileWriterV2;
import org.apache.hadoop.hbase.regionserver.HStore;
import org.apache.hadoop.hbase.regionserver.InternalScanner;
import org.apache.hadoop.hbase.regionserver.InternalScanner.NextState;
@ -142,7 +142,7 @@ public abstract class Compactor {
fd.maxMVCCReadpoint = Math.max(fd.maxMVCCReadpoint, r.getSequenceID());
}
else {
tmp = fileInfo.get(HFileWriterV2.MAX_MEMSTORE_TS_KEY);
tmp = fileInfo.get(HFile.Writer.MAX_MEMSTORE_TS_KEY);
if (tmp != null) {
fd.maxMVCCReadpoint = Math.max(fd.maxMVCCReadpoint, Bytes.toLong(tmp));
}

4
hbase-server/src/main/java/org/apache/hadoop/hbase/util/CompressionTest.java
View File

@ -35,7 +35,7 @@ import org.apache.hadoop.hbase.DoNotRetryIOException;
import org.apache.hadoop.hbase.HBaseConfiguration;
import org.apache.hadoop.hbase.HBaseInterfaceAudience;
import org.apache.hadoop.hbase.io.compress.Compression;
import org.apache.hadoop.hbase.io.hfile.AbstractHFileWriter;
import org.apache.hadoop.hbase.io.hfile.HFileWriterImpl;
import org.apache.hadoop.hbase.io.hfile.CacheConfig;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.io.hfile.HFileContext;
@ -120,7 +120,7 @@ public class CompressionTest {
throws Exception {
Configuration conf = HBaseConfiguration.create();
HFileContext context = new HFileContextBuilder()
.withCompression(AbstractHFileWriter.compressionByName(codec)).build();
.withCompression(HFileWriterImpl.compressionByName(codec)).build();
HFile.Writer writer = HFile.getWriterFactoryNoCache(conf)
.withPath(fs, path)
.withFileContext(context)

4
hbase-server/src/test/java/org/apache/hadoop/hbase/HFilePerformanceEvaluation.java
View File

@ -34,7 +34,7 @@ import org.apache.hadoop.hbase.io.ImmutableBytesWritable;
import org.apache.hadoop.hbase.io.crypto.Encryption;
import org.apache.hadoop.hbase.io.crypto.KeyProviderForTesting;
import org.apache.hadoop.hbase.io.crypto.aes.AES;
import org.apache.hadoop.hbase.io.hfile.AbstractHFileWriter;
import org.apache.hadoop.hbase.io.hfile.HFileWriterImpl;
import org.apache.hadoop.hbase.io.hfile.CacheConfig;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.io.hfile.HFileContext;
@ -326,7 +326,7 @@ public class HFilePerformanceEvaluation {
void setUp() throws Exception {
HFileContextBuilder builder = new HFileContextBuilder()
.withCompression(AbstractHFileWriter.compressionByName(codec))
.withCompression(HFileWriterImpl.compressionByName(codec))
.withBlockSize(RFILE_BLOCKSIZE);
if (cipher == "aes") {

18
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestCacheOnWrite.java
View File

@ -242,7 +242,6 @@ public class TestCacheOnWrite {
public void setUp() throws IOException {
conf = TEST_UTIL.getConfiguration();
this.conf.set("dfs.datanode.data.dir.perm", "700");
conf.setInt(HFile.FORMAT_VERSION_KEY, HFile.MAX_FORMAT_VERSION);
conf.setInt(HFileBlockIndex.MAX_CHUNK_SIZE_KEY, INDEX_BLOCK_SIZE);
conf.setInt(BloomFilterFactory.IO_STOREFILE_BLOOM_BLOCK_SIZE,
BLOOM_BLOCK_SIZE);
@ -272,12 +271,7 @@ public class TestCacheOnWrite {
}
private void readStoreFile(boolean useTags) throws IOException {
AbstractHFileReader reader;
if (useTags) {
reader = (HFileReaderV3) HFile.createReader(fs, storeFilePath, cacheConf, conf);
} else {
reader = (HFileReaderV2) HFile.createReader(fs, storeFilePath, cacheConf, conf);
}
HFile.Reader reader = HFile.createReader(fs, storeFilePath, cacheConf, conf);
LOG.info("HFile information: " + reader);
HFileContext meta = new HFileContextBuilder().withCompression(compress)
.withBytesPerCheckSum(CKBYTES).withChecksumType(ChecksumType.NULL)
@ -378,11 +372,6 @@ public class TestCacheOnWrite {
}
private void writeStoreFile(boolean useTags) throws IOException {
if(useTags) {
TEST_UTIL.getConfiguration().setInt("hfile.format.version", 3);
} else {
TEST_UTIL.getConfiguration().setInt("hfile.format.version", 2);
}
Path storeFileParentDir = new Path(TEST_UTIL.getDataTestDir(),
"test_cache_on_write");
HFileContext meta = new HFileContextBuilder().withCompression(compress)
@ -422,11 +411,6 @@ public class TestCacheOnWrite {
private void testNotCachingDataBlocksDuringCompactionInternals(boolean useTags)
throws IOException, InterruptedException {
if (useTags) {
TEST_UTIL.getConfiguration().setInt("hfile.format.version", 3);
} else {
TEST_UTIL.getConfiguration().setInt("hfile.format.version", 2);
}
// TODO: need to change this test if we add a cache size threshold for
// compactions, or if we implement some other kind of intelligent logic for
// deciding what blocks to cache-on-write on compaction.

8
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestFixedFileTrailer.java
View File

@ -90,7 +90,7 @@ public class TestFixedFileTrailer {
@Test
public void testTrailer() throws IOException {
FixedFileTrailer t = new FixedFileTrailer(version,
HFileReaderV2.PBUF_TRAILER_MINOR_VERSION);
HFileReaderImpl.PBUF_TRAILER_MINOR_VERSION);
t.setDataIndexCount(3);
t.setEntryCount(((long) Integer.MAX_VALUE) + 1);
@ -123,7 +123,7 @@ public class TestFixedFileTrailer {
{
DataInputStream dis = new DataInputStream(bais);
FixedFileTrailer t2 = new FixedFileTrailer(version,
HFileReaderV2.PBUF_TRAILER_MINOR_VERSION);
HFileReaderImpl.PBUF_TRAILER_MINOR_VERSION);
t2.deserialize(dis);
assertEquals(-1, bais.read()); // Ensure we have read everything.
checkLoadedTrailer(version, t, t2);
@ -172,7 +172,7 @@ public class TestFixedFileTrailer {
public void testTrailerForV2NonPBCompatibility() throws Exception {
if (version == 2) {
FixedFileTrailer t = new FixedFileTrailer(version,
HFileReaderV2.MINOR_VERSION_NO_CHECKSUM);
HFileReaderImpl.MINOR_VERSION_NO_CHECKSUM);
t.setDataIndexCount(3);
t.setEntryCount(((long) Integer.MAX_VALUE) + 1);
t.setLastDataBlockOffset(291);
@ -199,7 +199,7 @@ public class TestFixedFileTrailer {
{
DataInputStream dis = new DataInputStream(bais);
FixedFileTrailer t2 = new FixedFileTrailer(version,
HFileReaderV2.MINOR_VERSION_NO_CHECKSUM);
HFileReaderImpl.MINOR_VERSION_NO_CHECKSUM);
t2.deserialize(dis);
assertEquals(-1, bais.read()); // Ensure we have read everything.
checkLoadedTrailer(version, t, t2);

2
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestForceCacheImportantBlocks.java
View File

@ -82,8 +82,6 @@ public class TestForceCacheImportantBlocks {
public static Collection<Object[]> parameters() {
// HFile versions
return Arrays.asList(
new Object[] { 2, true },
new Object[] { 2, false },
new Object[] { 3, true },
new Object[] { 3, false }
);

4
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestHFile.java
View File

@ -246,7 +246,7 @@ public class TestHFile extends HBaseTestCase {
FSDataOutputStream fout = createFSOutput(ncTFile);
HFileContext meta = new HFileContextBuilder()
.withBlockSize(minBlockSize)
.withCompression(AbstractHFileWriter.compressionByName(codec))
.withCompression(HFileWriterImpl.compressionByName(codec))
.build();
Writer writer = HFile.getWriterFactory(conf, cacheConf)
.withOutputStream(fout)
@ -339,7 +339,7 @@ public class TestHFile extends HBaseTestCase {
Path mFile = new Path(ROOT_DIR, "meta.hfile");
FSDataOutputStream fout = createFSOutput(mFile);
HFileContext meta = new HFileContextBuilder()
.withCompression(AbstractHFileWriter.compressionByName(compress))
.withCompression(HFileWriterImpl.compressionByName(compress))
.withBlockSize(minBlockSize).build();
Writer writer = HFile.getWriterFactory(conf, cacheConf)
.withOutputStream(fout)

2
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestHFileBlockIndex.java
View File

@ -590,7 +590,7 @@ public class TestHFileBlockIndex {
}
// Manually compute the mid-key and validate it.
HFileReaderV2 reader2 = (HFileReaderV2) reader;
HFile.Reader reader2 = reader;
HFileBlock.FSReader fsReader = reader2.getUncachedBlockReader();
HFileBlock.BlockIterator iter = fsReader.blockRange(0,

5
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestHFileInlineToRootChunkConversion.java
View File

@ -55,8 +55,7 @@ public class TestHFileInlineToRootChunkConversion {
CacheConfig cacheConf = new CacheConfig(conf);
conf.setInt(HFileBlockIndex.MAX_CHUNK_SIZE_KEY, maxChunkSize);
HFileContext context = new HFileContextBuilder().withBlockSize(16).build();
HFileWriterV2 hfw =
(HFileWriterV2) new HFileWriterV2.WriterFactoryV2(conf, cacheConf)
HFile.Writer hfw = new HFileWriterFactory(conf, cacheConf)
.withFileContext(context)
.withPath(fs, hfPath).create();
List<byte[]> keys = new ArrayList<byte[]>();
@ -78,7 +77,7 @@ public class TestHFileInlineToRootChunkConversion {
}
hfw.close();
HFileReaderV2 reader = (HFileReaderV2) HFile.createReader(fs, hfPath, cacheConf, conf);
HFile.Reader reader = HFile.createReader(fs, hfPath, cacheConf, conf);
// Scanner doesn't do Cells yet. Fix.
HFileScanner scanner = reader.getScanner(true, true);
for (int i = 0; i < keys.size(); ++i) {

2
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestHFileSeek.java
View File

@ -130,7 +130,7 @@ public class TestHFileSeek extends TestCase {
try {
HFileContext context = new HFileContextBuilder()
.withBlockSize(options.minBlockSize)
.withCompression(AbstractHFileWriter.compressionByName(options.compress))
.withCompression(HFileWriterImpl.compressionByName(options.compress))
.build();
Writer writer = HFile.getWriterFactoryNoCache(conf)
.withOutputStream(fout)

9
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestHFileWriterV2.java
View File

@ -56,7 +56,7 @@ import org.junit.experimental.categories.Category;
/**
* Testing writing a version 2 {@link HFile}. This is a low-level test written
* during the development of {@link HFileWriterV2}.
* during the development of {@link HFileWriterImpl}.
*/
@Category({IOTests.class, SmallTests.class})
public class TestHFileWriterV2 {
@ -99,8 +99,7 @@ public class TestHFileWriterV2 {
.withBlockSize(4096)
.withCompression(compressAlgo)
.build();
HFileWriterV2 writer = (HFileWriterV2)
new HFileWriterV2.WriterFactoryV2(conf, new CacheConfig(conf))
HFile.Writer writer = new HFileWriterFactory(conf, new CacheConfig(conf))
.withPath(fs, hfilePath)
.withFileContext(context)
.create();
@ -136,7 +135,6 @@ public class TestHFileWriterV2 {
FixedFileTrailer trailer =
FixedFileTrailer.readFromStream(fsdis, fileSize);
assertEquals(2, trailer.getMajorVersion());
assertEquals(entryCount, trailer.getEntryCount());
HFileContext meta = new HFileContextBuilder()
@ -177,8 +175,7 @@ public class TestHFileWriterV2 {
// File info
FileInfo fileInfo = new FileInfo();
fileInfo.read(blockIter.nextBlockWithBlockType(BlockType.FILE_INFO).getByteStream());
byte [] keyValueFormatVersion = fileInfo.get(
HFileWriterV2.KEY_VALUE_VERSION);
byte [] keyValueFormatVersion = fileInfo.get(HFileWriterImpl.KEY_VALUE_VERSION);
boolean includeMemstoreTS = keyValueFormatVersion != null &&
Bytes.toInt(keyValueFormatVersion) > 0;

9
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestHFileWriterV3.java
View File

@ -60,8 +60,7 @@ import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;
/**
* Testing writing a version 3 {@link HFile}. This is a low-level test written
* during the development of {@link HFileWriterV3}.
* Testing writing a version 3 {@link HFile}.
*/
@RunWith(Parameterized.class)
@Category({IOTests.class, SmallTests.class})
@ -120,8 +119,7 @@ public class TestHFileWriterV3 {
.withBlockSize(4096)
.withIncludesTags(useTags)
.withCompression(compressAlgo).build();
HFileWriterV3 writer = (HFileWriterV3)
new HFileWriterV3.WriterFactoryV3(conf, new CacheConfig(conf))
HFile.Writer writer = new HFileWriterFactory(conf, new CacheConfig(conf))
.withPath(fs, hfilePath)
.withFileContext(context)
.withComparator(KeyValue.COMPARATOR)
@ -206,8 +204,7 @@ public class TestHFileWriterV3 {
// File info
FileInfo fileInfo = new FileInfo();
fileInfo.read(blockIter.nextBlockWithBlockType(BlockType.FILE_INFO).getByteStream());
byte [] keyValueFormatVersion = fileInfo.get(
HFileWriterV3.KEY_VALUE_VERSION);
byte [] keyValueFormatVersion = fileInfo.get(HFileWriterImpl.KEY_VALUE_VERSION);
boolean includeMemstoreTS = keyValueFormatVersion != null &&
Bytes.toInt(keyValueFormatVersion) > 0;

5
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestLazyDataBlockDecompression.java
View File

@ -89,8 +89,7 @@ public class TestLazyDataBlockDecompression {
*/
private static void writeHFile(Configuration conf, CacheConfig cc, FileSystem fs, Path path,
HFileContext cxt, int entryCount) throws IOException {
HFileWriterV2 writer = (HFileWriterV2)
new HFileWriterV2.WriterFactoryV2(conf, cc)
HFile.Writer writer = new HFileWriterFactory(conf, cc)
.withPath(fs, path)
.withFileContext(cxt)
.create();
@ -118,7 +117,7 @@ public class TestLazyDataBlockDecompression {
long fileSize = fs.getFileStatus(path).getLen();
FixedFileTrailer trailer =
FixedFileTrailer.readFromStream(fsdis.getStream(false), fileSize);
HFileReaderV2 reader = new HFileReaderV2(path, trailer, fsdis, fileSize, cacheConfig,
HFile.Reader reader = new HFileReaderImpl(path, trailer, fsdis, fileSize, cacheConfig,
fsdis.getHfs(), conf);
reader.loadFileInfo();
long offset = trailer.getFirstDataBlockOffset(),

6
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestPrefetch.java
View File

@ -55,7 +55,6 @@ public class TestPrefetch {
@Before
public void setUp() throws IOException {
conf = TEST_UTIL.getConfiguration();
conf.setInt(HFile.FORMAT_VERSION_KEY, 3);
conf.setBoolean(CacheConfig.PREFETCH_BLOCKS_ON_OPEN_KEY, true);
fs = HFileSystem.get(conf);
CacheConfig.blockCacheDisabled = false;
@ -70,10 +69,9 @@ public class TestPrefetch {
private void readStoreFile(Path storeFilePath) throws Exception {
// Open the file
HFileReaderV2 reader = (HFileReaderV2) HFile.createReader(fs,
storeFilePath, cacheConf, conf);
HFile.Reader reader = HFile.createReader(fs, storeFilePath, cacheConf, conf);
while (!((HFileReaderV3)reader).prefetchComplete()) {
while (!reader.prefetchComplete()) {
// Sleep for a bit
Thread.sleep(1000);
}

2
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestReseekTo.java
View File

@ -37,7 +37,7 @@ import org.junit.Test;
import org.junit.experimental.categories.Category;
/**
* Test {@link HFileScanner#reseekTo(byte[])}
* Test {@link HFileScanner#reseekTo(org.apache.hadoop.hbase.Cell)}
*/
@Category({IOTests.class, SmallTests.class})
public class TestReseekTo {

11
hbase-server/src/test/java/org/apache/hadoop/hbase/io/hfile/TestSeekTo.java
View File

@ -73,11 +73,6 @@ public class TestSeekTo extends HBaseTestCase {
Path makeNewFile(TagUsage tagUsage) throws IOException {
Path ncTFile = new Path(testDir, "basic.hfile");
if (tagUsage != TagUsage.NO_TAG) {
conf.setInt("hfile.format.version", 3);
} else {
conf.setInt("hfile.format.version", 2);
}
FSDataOutputStream fout = this.fs.create(ncTFile);
int blocksize = toKV("a", tagUsage).getLength() * 3;
HFileContext context = new HFileContextBuilder().withBlockSize(blocksize)
@ -142,7 +137,7 @@ public class TestSeekTo extends HBaseTestCase {
@Test
public void testSeekBeforeWithReSeekTo() throws Exception {
testSeekBeforeWithReSeekToInternals(TagUsage.NO_TAG);
testSeekBeforeInternals(TagUsage.NO_TAG);
testSeekBeforeWithReSeekToInternals(TagUsage.ONLY_TAG);
testSeekBeforeWithReSeekToInternals(TagUsage.PARTIAL_TAG);
}
@ -232,7 +227,7 @@ public class TestSeekTo extends HBaseTestCase {
@Test
public void testSeekTo() throws Exception {
testSeekToInternals(TagUsage.NO_TAG);
testSeekBeforeInternals(TagUsage.NO_TAG);
testSeekToInternals(TagUsage.ONLY_TAG);
testSeekToInternals(TagUsage.PARTIAL_TAG);
}
@ -262,7 +257,7 @@ public class TestSeekTo extends HBaseTestCase {
@Test
public void testBlockContainingKey() throws Exception {
testBlockContainingKeyInternals(TagUsage.NO_TAG);
testSeekBeforeInternals(TagUsage.NO_TAG);
testBlockContainingKeyInternals(TagUsage.ONLY_TAG);
testBlockContainingKeyInternals(TagUsage.PARTIAL_TAG);
}

7
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/DataBlockEncodingTool.java
View File

@ -49,7 +49,7 @@ import org.apache.hadoop.hbase.io.hfile.CacheConfig;
import org.apache.hadoop.hbase.io.hfile.HFileBlock;
import org.apache.hadoop.hbase.io.hfile.HFileContext;
import org.apache.hadoop.hbase.io.hfile.HFileContextBuilder;
import org.apache.hadoop.hbase.io.hfile.HFileReaderV2;
import org.apache.hadoop.hbase.io.hfile.HFileReaderImpl;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.io.compress.CompressionOutputStream;
import org.apache.hadoop.io.compress.Compressor;
@ -602,8 +602,9 @@ public class DataBlockEncodingTool {
// run the utilities
DataBlockEncodingTool comp = new DataBlockEncodingTool(compressionName);
int majorVersion = reader.getHFileVersion();
comp.useHBaseChecksum = majorVersion > 2
|| (majorVersion == 2 && reader.getHFileMinorVersion() >= HFileReaderV2.MINOR_VERSION_WITH_CHECKSUM);
comp.useHBaseChecksum = majorVersion > 2 ||
(majorVersion == 2 &&
reader.getHFileMinorVersion() >= HFileReaderImpl.MINOR_VERSION_WITH_CHECKSUM);
comp.checkStatistics(scanner, kvLimit);
if (doVerify) {
comp.verifyCodecs(scanner, kvLimit);

3
hbase-server/src/test/java/org/apache/hadoop/hbase/regionserver/TestCacheOnWriteInSchema.java
View File

@ -48,7 +48,6 @@ import org.apache.hadoop.hbase.io.hfile.BlockType;
import org.apache.hadoop.hbase.io.hfile.CacheConfig;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.io.hfile.HFileBlock;
import org.apache.hadoop.hbase.io.hfile.HFileReaderV2;
import org.apache.hadoop.hbase.io.hfile.HFileScanner;
import org.apache.hadoop.hbase.io.hfile.TestHFileWriterV2;
import org.apache.hadoop.hbase.wal.DefaultWALProvider;
@ -221,7 +220,7 @@ public class TestCacheOnWriteInSchema {
BlockCache cache = cacheConf.getBlockCache();
StoreFile sf = new StoreFile(fs, path, conf, cacheConf,
BloomType.ROWCOL);
HFileReaderV2 reader = (HFileReaderV2) sf.createReader().getHFileReader();
HFile.Reader reader = sf.createReader().getHFileReader();
try {
// Open a scanner with (on read) caching disabled
HFileScanner scanner = reader.getScanner(false, false);