/**
* 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.thrift;
import static org.apache.hadoop.hbase.util.Bytes.getBytes;
import java.io.IOException;
import java.net.InetAddress;
import java.net.InetSocketAddress;
import java.net.UnknownHostException;
import java.nio.ByteBuffer;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Collections;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import java.util.concurrent.BlockingQueue;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.LinkedBlockingQueue;
import java.util.concurrent.ThreadPoolExecutor;
import java.util.concurrent.TimeUnit;
import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.Option;
import org.apache.commons.cli.OptionGroup;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hbase.HBaseConfiguration;
import org.apache.hadoop.hbase.HColumnDescriptor;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.HRegionInfo;
import org.apache.hadoop.hbase.HTableDescriptor;
import org.apache.hadoop.hbase.KeyValue;
import org.apache.hadoop.hbase.ServerName;
import org.apache.hadoop.hbase.TableNotFoundException;
import org.apache.hadoop.hbase.client.Delete;
import org.apache.hadoop.hbase.client.Get;
import org.apache.hadoop.hbase.client.HBaseAdmin;
import org.apache.hadoop.hbase.client.HTable;
import org.apache.hadoop.hbase.client.Increment;
import org.apache.hadoop.hbase.client.OperationWithAttributes;
import org.apache.hadoop.hbase.client.Put;
import org.apache.hadoop.hbase.client.Result;
import org.apache.hadoop.hbase.client.ResultScanner;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.filter.Filter;
import org.apache.hadoop.hbase.filter.ParseFilter;
import org.apache.hadoop.hbase.filter.PrefixFilter;
import org.apache.hadoop.hbase.filter.WhileMatchFilter;
import org.apache.hadoop.hbase.security.User;
import org.apache.hadoop.hbase.thrift.CallQueue.Call;
import org.apache.hadoop.hbase.thrift.generated.AlreadyExists;
import org.apache.hadoop.hbase.thrift.generated.BatchMutation;
import org.apache.hadoop.hbase.thrift.generated.ColumnDescriptor;
import org.apache.hadoop.hbase.thrift.generated.Hbase;
import org.apache.hadoop.hbase.thrift.generated.IOError;
import org.apache.hadoop.hbase.thrift.generated.IllegalArgument;
import org.apache.hadoop.hbase.thrift.generated.Mutation;
import org.apache.hadoop.hbase.thrift.generated.TCell;
import org.apache.hadoop.hbase.thrift.generated.TIncrement;
import org.apache.hadoop.hbase.thrift.generated.TRegionInfo;
import org.apache.hadoop.hbase.thrift.generated.TRowResult;
import org.apache.hadoop.hbase.thrift.generated.TScan;
import org.apache.hadoop.hbase.util.Addressing;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.Strings;
import org.apache.hadoop.net.DNS;
import org.apache.thrift.TException;
import org.apache.thrift.protocol.TBinaryProtocol;
import org.apache.thrift.protocol.TCompactProtocol;
import org.apache.thrift.protocol.TProtocolFactory;
import org.apache.thrift.server.THsHaServer;
import org.apache.thrift.server.TNonblockingServer;
import org.apache.thrift.server.TServer;
import org.apache.thrift.server.TThreadedSelectorServer;
import org.apache.thrift.transport.TFramedTransport;
import org.apache.thrift.transport.TNonblockingServerSocket;
import org.apache.thrift.transport.TNonblockingServerTransport;
import org.apache.thrift.transport.TServerSocket;
import org.apache.thrift.transport.TServerTransport;
import org.apache.thrift.transport.TTransportFactory;
import com.google.common.base.Joiner;
import com.google.common.util.concurrent.ThreadFactoryBuilder;
/**
* ThriftServerRunner - this class starts up a Thrift server which implements
* the Hbase API specified in the Hbase.thrift IDL file.
*/
@InterfaceAudience.Private
public class ThriftServerRunner implements Runnable {
private static final Log LOG = LogFactory.getLog(ThriftServerRunner.class);
static final String SERVER_TYPE_CONF_KEY =
"hbase.regionserver.thrift.server.type";
static final String BIND_CONF_KEY = "hbase.regionserver.thrift.ipaddress";
static final String COMPACT_CONF_KEY = "hbase.regionserver.thrift.compact";
static final String FRAMED_CONF_KEY = "hbase.regionserver.thrift.framed";
static final String PORT_CONF_KEY = "hbase.regionserver.thrift.port";
static final String COALESCE_INC_KEY = "hbase.regionserver.thrift.coalesceIncrement";
private static final String DEFAULT_BIND_ADDR = "0.0.0.0";
public static final int DEFAULT_LISTEN_PORT = 9090;
private final int listenPort;
private Configuration conf;
volatile TServer tserver;
private final Hbase.Iface handler;
private final ThriftMetrics metrics;
/** An enum of server implementation selections */
enum ImplType {
HS_HA("hsha", true, THsHaServer.class, true),
NONBLOCKING("nonblocking", true, TNonblockingServer.class, true),
THREAD_POOL("threadpool", false, TBoundedThreadPoolServer.class, true),
THREADED_SELECTOR(
"threadedselector", true, TThreadedSelectorServer.class, true);
public static final ImplType DEFAULT = THREAD_POOL;
final String option;
final boolean isAlwaysFramed;
final Class<? extends TServer> serverClass;
final boolean canSpecifyBindIP;
ImplType(String option, boolean isAlwaysFramed,
Class<? extends TServer> serverClass, boolean canSpecifyBindIP) {
this.option = option;
this.isAlwaysFramed = isAlwaysFramed;
this.serverClass = serverClass;
this.canSpecifyBindIP = canSpecifyBindIP;
}
/**
* @return <code>-option</code> so we can get the list of options from
* {@link #values()}
*/
@Override
public String toString() {
return "-" + option;
}
String getDescription() {
StringBuilder sb = new StringBuilder("Use the " +
serverClass.getSimpleName());
if (isAlwaysFramed) {
sb.append(" This implies the framed transport.");
}
if (this == DEFAULT) {
sb.append("This is the default.");
}
return sb.toString();
}
static OptionGroup createOptionGroup() {
OptionGroup group = new OptionGroup();
for (ImplType t : values()) {
group.addOption(new Option(t.option, t.getDescription()));
}
return group;
}
static ImplType getServerImpl(Configuration conf) {
String confType = conf.get(SERVER_TYPE_CONF_KEY, THREAD_POOL.option);
for (ImplType t : values()) {
if (confType.equals(t.option)) {
return t;
}
}
throw new AssertionError("Unknown server ImplType.option:" + confType);
}
static void setServerImpl(CommandLine cmd, Configuration conf) {
ImplType chosenType = null;
int numChosen = 0;
for (ImplType t : values()) {
if (cmd.hasOption(t.option)) {
chosenType = t;
++numChosen;
}
}
if (numChosen < 1) {
LOG.info("Using default thrift server type");
chosenType = DEFAULT;
} else if (numChosen > 1) {
throw new AssertionError("Exactly one option out of " +
Arrays.toString(values()) + " has to be specified");
}
LOG.info("Using thrift server type " + chosenType.option);
conf.set(SERVER_TYPE_CONF_KEY, chosenType.option);
}
public String simpleClassName() {
return serverClass.getSimpleName();
}
public static List<String> serversThatCannotSpecifyBindIP() {
List<String> l = new ArrayList<String>();
for (ImplType t : values()) {
if (!t.canSpecifyBindIP) {
l.add(t.simpleClassName());
}
}
return l;
}
}
public ThriftServerRunner(Configuration conf) throws IOException {
this(conf, new ThriftServerRunner.HBaseHandler(conf));
}
public ThriftServerRunner(Configuration conf, HBaseHandler handler) {
this.conf = HBaseConfiguration.create(conf);
this.listenPort = conf.getInt(PORT_CONF_KEY, DEFAULT_LISTEN_PORT);
this.metrics = new ThriftMetrics(conf, ThriftMetrics.ThriftServerType.ONE);
handler.initMetrics(metrics);
this.handler = HbaseHandlerMetricsProxy.newInstance(handler, metrics, conf);
}
/*
* Runs the Thrift server
*/
@Override
public void run() {
try {
setupServer();
tserver.serve();
} catch (Exception e) {
LOG.fatal("Cannot run ThriftServer", e);
// Crash the process if the ThriftServer is not running
System.exit(-1);
}
}
public void shutdown() {
if (tserver != null) {
tserver.stop();
tserver = null;
}
}
/**
* Setting up the thrift TServer
*/
private void setupServer() throws Exception {
// Construct correct ProtocolFactory
TProtocolFactory protocolFactory;
if (conf.getBoolean(COMPACT_CONF_KEY, false)) {
LOG.debug("Using compact protocol");
protocolFactory = new TCompactProtocol.Factory();
} else {
LOG.debug("Using binary protocol");
protocolFactory = new TBinaryProtocol.Factory();
}
Hbase.Processor<Hbase.Iface> processor =
new Hbase.Processor<Hbase.Iface>(handler);
ImplType implType = ImplType.getServerImpl(conf);
// Construct correct TransportFactory
TTransportFactory transportFactory;
if (conf.getBoolean(FRAMED_CONF_KEY, false) || implType.isAlwaysFramed) {
transportFactory = new TFramedTransport.Factory();
LOG.debug("Using framed transport");
} else {
transportFactory = new TTransportFactory();
}
if (conf.get(BIND_CONF_KEY) != null && !implType.canSpecifyBindIP) {
LOG.error("Server types " + Joiner.on(", ").join(
ImplType.serversThatCannotSpecifyBindIP()) + " don't support IP " +
"address binding at the moment. See " +
"https://issues.apache.org/jira/browse/HBASE-2155 for details.");
throw new RuntimeException(
"-" + BIND_CONF_KEY + " not supported with " + implType);
}
if (implType == ImplType.HS_HA || implType == ImplType.NONBLOCKING ||
implType == ImplType.THREADED_SELECTOR) {
InetAddress listenAddress = getBindAddress(conf);
TNonblockingServerTransport serverTransport = new TNonblockingServerSocket(
new InetSocketAddress(listenAddress, listenPort));
if (implType == ImplType.NONBLOCKING) {
TNonblockingServer.Args serverArgs =
new TNonblockingServer.Args(serverTransport);
serverArgs.processor(processor)
.transportFactory(transportFactory)
.protocolFactory(protocolFactory);
tserver = new TNonblockingServer(serverArgs);
} else if (implType == ImplType.HS_HA) {
THsHaServer.Args serverArgs = new THsHaServer.Args(serverTransport);
CallQueue callQueue =
new CallQueue(new LinkedBlockingQueue<Call>(), metrics);
ExecutorService executorService = createExecutor(
callQueue, serverArgs.getWorkerThreads());
serverArgs.executorService(executorService)
.processor(processor)
.transportFactory(transportFactory)
.protocolFactory(protocolFactory);
tserver = new THsHaServer(serverArgs);
} else { // THREADED_SELECTOR
TThreadedSelectorServer.Args serverArgs =
new HThreadedSelectorServerArgs(serverTransport, conf);
CallQueue callQueue =
new CallQueue(new LinkedBlockingQueue<Call>(), metrics);
ExecutorService executorService = createExecutor(
callQueue, serverArgs.getWorkerThreads());
serverArgs.executorService(executorService)
.processor(processor)
.transportFactory(transportFactory)
.protocolFactory(protocolFactory);
tserver = new TThreadedSelectorServer(serverArgs);
}
LOG.info("starting HBase " + implType.simpleClassName() +
" server on " + Integer.toString(listenPort));
} else if (implType == ImplType.THREAD_POOL) {
// Thread pool server. Get the IP address to bind to.
InetAddress listenAddress = getBindAddress(conf);
TServerTransport serverTransport = new TServerSocket(
new InetSocketAddress(listenAddress, listenPort));
TBoundedThreadPoolServer.Args serverArgs =
new TBoundedThreadPoolServer.Args(serverTransport, conf);
serverArgs.processor(processor)
.transportFactory(transportFactory)
.protocolFactory(protocolFactory);
LOG.info("starting " + ImplType.THREAD_POOL.simpleClassName() + " on "
+ listenAddress + ":" + Integer.toString(listenPort)
+ "; " + serverArgs);
TBoundedThreadPoolServer tserver =
new TBoundedThreadPoolServer(serverArgs, metrics);
this.tserver = tserver;
} else {
throw new AssertionError("Unsupported Thrift server implementation: " +
implType.simpleClassName());
}
// A sanity check that we instantiated the right type of server.
if (tserver.getClass() != implType.serverClass) {
throw new AssertionError("Expected to create Thrift server class " +
implType.serverClass.getName() + " but got " +
tserver.getClass().getName());
}
// login the server principal (if using secure Hadoop)
if (User.isSecurityEnabled() && User.isHBaseSecurityEnabled(conf)) {
String machineName = Strings.domainNamePointerToHostName(
DNS.getDefaultHost(conf.get("hbase.thrift.dns.interface", "default"),
conf.get("hbase.thrift.dns.nameserver", "default")));
User.login(conf, "hbase.thrift.keytab.file",
"hbase.thrift.kerberos.principal", machineName);
}
registerFilters(conf);
}
ExecutorService createExecutor(BlockingQueue<Runnable> callQueue,
int workerThreads) {
ThreadFactoryBuilder tfb = new ThreadFactoryBuilder();
tfb.setDaemon(true);
tfb.setNameFormat("thrift-worker-%d");
return new ThreadPoolExecutor(workerThreads, workerThreads,
Long.MAX_VALUE, TimeUnit.SECONDS, callQueue, tfb.build());
}
private InetAddress getBindAddress(Configuration conf)
throws UnknownHostException {
String bindAddressStr = conf.get(BIND_CONF_KEY, DEFAULT_BIND_ADDR);
return InetAddress.getByName(bindAddressStr);
}
/**
* The HBaseHandler is a glue object that connects Thrift RPC calls to the
* HBase client API primarily defined in the HBaseAdmin and HTable objects.
*/
public static class HBaseHandler implements Hbase.Iface {
protected Configuration conf;
protected volatile HBaseAdmin admin = null;
protected final Log LOG = LogFactory.getLog(this.getClass().getName());
// nextScannerId and scannerMap are used to manage scanner state
protected int nextScannerId = 0;
protected HashMap<Integer, ResultScanner> scannerMap = null;
private ThriftMetrics metrics = null;
private static ThreadLocal<Map<String, HTable>> threadLocalTables =
new ThreadLocal<Map<String, HTable>>() {
@Override
protected Map<String, HTable> initialValue() {
return new TreeMap<String, HTable>();
}
};
IncrementCoalescer coalescer = null;
/**
* Returns a list of all the column families for a given htable.
*
* @param table
* @return
* @throws IOException
*/
byte[][] getAllColumns(HTable table) throws IOException {
HColumnDescriptor[] cds = table.getTableDescriptor().getColumnFamilies();
byte[][] columns = new byte[cds.length][];
for (int i = 0; i < cds.length; i++) {
columns[i] = Bytes.add(cds[i].getName(),
KeyValue.COLUMN_FAMILY_DELIM_ARRAY);
}
return columns;
}
/**
* Creates and returns an HTable instance from a given table name.
*
* @param tableName
* name of table
* @return HTable object
* @throws IOException
* @throws IOError
*/
public HTable getTable(final byte[] tableName) throws
IOException {
String table = new String(tableName);
Map<String, HTable> tables = threadLocalTables.get();
if (!tables.containsKey(table)) {
tables.put(table, new HTable(conf, tableName));
}
return tables.get(table);
}
public HTable getTable(final ByteBuffer tableName) throws IOException {
return getTable(getBytes(tableName));
}
/**
* Assigns a unique ID to the scanner and adds the mapping to an internal
* hash-map.
*
* @param scanner
* @return integer scanner id
*/
protected synchronized int addScanner(ResultScanner scanner) {
int id = nextScannerId++;
scannerMap.put(id, scanner);
return id;
}
/**
* Returns the scanner associated with the specified ID.
*
* @param id
* @return a Scanner, or null if ID was invalid.
*/
protected synchronized ResultScanner getScanner(int id) {
return scannerMap.get(id);
}
/**
* Removes the scanner associated with the specified ID from the internal
* id->scanner hash-map.
*
* @param id
* @return a Scanner, or null if ID was invalid.
*/
protected synchronized ResultScanner removeScanner(int id) {
return scannerMap.remove(id);
}
/**
* Constructs an HBaseHandler object.
* @throws IOException
*/
protected HBaseHandler()
throws IOException {
this(HBaseConfiguration.create());
}
protected HBaseHandler(final Configuration c) throws IOException {
this.conf = c;
scannerMap = new HashMap<Integer, ResultScanner>();
this.coalescer = new IncrementCoalescer(this);
}
/**
* Obtain HBaseAdmin. Creates the instance if it is not already created.
*/
private HBaseAdmin getHBaseAdmin() throws IOException {
if (admin == null) {
synchronized (this) {
if (admin == null) {
admin = new HBaseAdmin(conf);
}
}
}
return admin;
}
@Override
public void enableTable(ByteBuffer tableName) throws IOError {
try{
getHBaseAdmin().enableTable(getBytes(tableName));
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public void disableTable(ByteBuffer tableName) throws IOError{
try{
getHBaseAdmin().disableTable(getBytes(tableName));
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public boolean isTableEnabled(ByteBuffer tableName) throws IOError {
try {
return HTable.isTableEnabled(this.conf, getBytes(tableName));
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public void compact(ByteBuffer tableNameOrRegionName) throws IOError {
try{
getHBaseAdmin().compact(getBytes(tableNameOrRegionName));
} catch (InterruptedException e) {
throw new IOError(e.getMessage());
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public void majorCompact(ByteBuffer tableNameOrRegionName) throws IOError {
try{
getHBaseAdmin().majorCompact(getBytes(tableNameOrRegionName));
} catch (InterruptedException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public List<ByteBuffer> getTableNames() throws IOError {
try {
HTableDescriptor[] tables = this.getHBaseAdmin().listTables();
ArrayList<ByteBuffer> list = new ArrayList<ByteBuffer>(tables.length);
for (int i = 0; i < tables.length; i++) {
list.add(ByteBuffer.wrap(tables[i].getName()));
}
return list;
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
/**
* @return the list of regions in the given table, or an empty list if the table does not exist
*/
@Override
public List<TRegionInfo> getTableRegions(ByteBuffer tableName)
throws IOError {
try {
HTable table;
try {
table = getTable(tableName);
} catch (TableNotFoundException ex) {
return new ArrayList<TRegionInfo>();
}
Map<HRegionInfo, ServerName> regionLocations =
table.getRegionLocations();
List<TRegionInfo> results = new ArrayList<TRegionInfo>();
for (Map.Entry<HRegionInfo, ServerName> entry :
regionLocations.entrySet()) {
HRegionInfo info = entry.getKey();
ServerName serverName = entry.getValue();
TRegionInfo region = new TRegionInfo();
region.serverName = ByteBuffer.wrap(
Bytes.toBytes(serverName.getHostname()));
region.port = serverName.getPort();
region.startKey = ByteBuffer.wrap(info.getStartKey());
region.endKey = ByteBuffer.wrap(info.getEndKey());
region.id = info.getRegionId();
region.name = ByteBuffer.wrap(info.getRegionName());
region.version = info.getVersion();
results.add(region);
}
return results;
} catch (TableNotFoundException e) {
// Return empty list for non-existing table
return Collections.emptyList();
} catch (IOException e){
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Deprecated
@Override
public List<TCell> get(
ByteBuffer tableName, ByteBuffer row, ByteBuffer column,
Map<ByteBuffer, ByteBuffer> attributes)
throws IOError {
byte [][] famAndQf = KeyValue.parseColumn(getBytes(column));
if(famAndQf.length == 1) {
return get(tableName, row, famAndQf[0], new byte[0], attributes);
}
return get(tableName, row, famAndQf[0], famAndQf[1], attributes);
}
protected List<TCell> get(ByteBuffer tableName,
ByteBuffer row,
byte[] family,
byte[] qualifier,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
try {
HTable table = getTable(tableName);
Get get = new Get(getBytes(row));
addAttributes(get, attributes);
if (qualifier == null || qualifier.length == 0) {
get.addFamily(family);
} else {
get.addColumn(family, qualifier);
}
Result result = table.get(get);
return ThriftUtilities.cellFromHBase(result.raw());
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Deprecated
@Override
public List<TCell> getVer(ByteBuffer tableName, ByteBuffer row,
ByteBuffer column, int numVersions,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
byte [][] famAndQf = KeyValue.parseColumn(getBytes(column));
if(famAndQf.length == 1) {
return getVer(tableName, row, famAndQf[0],
new byte[0], numVersions, attributes);
}
return getVer(tableName, row,
famAndQf[0], famAndQf[1], numVersions, attributes);
}
public List<TCell> getVer(ByteBuffer tableName, ByteBuffer row,
byte[] family,
byte[] qualifier, int numVersions,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
try {
HTable table = getTable(tableName);
Get get = new Get(getBytes(row));
addAttributes(get, attributes);
get.addColumn(family, qualifier);
get.setMaxVersions(numVersions);
Result result = table.get(get);
return ThriftUtilities.cellFromHBase(result.raw());
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Deprecated
@Override
public List<TCell> getVerTs(ByteBuffer tableName,
ByteBuffer row,
ByteBuffer column,
long timestamp,
int numVersions,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
byte [][] famAndQf = KeyValue.parseColumn(getBytes(column));
if(famAndQf.length == 1) {
return getVerTs(tableName, row, famAndQf[0], new byte[0], timestamp,
numVersions, attributes);
}
return getVerTs(tableName, row, famAndQf[0], famAndQf[1], timestamp,
numVersions, attributes);
}
protected List<TCell> getVerTs(ByteBuffer tableName,
ByteBuffer row, byte [] family,
byte [] qualifier, long timestamp, int numVersions,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
try {
HTable table = getTable(tableName);
Get get = new Get(getBytes(row));
addAttributes(get, attributes);
get.addColumn(family, qualifier);
get.setTimeRange(Long.MIN_VALUE, timestamp);
get.setMaxVersions(numVersions);
Result result = table.get(get);
return ThriftUtilities.cellFromHBase(result.raw());
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public List<TRowResult> getRow(ByteBuffer tableName, ByteBuffer row,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
return getRowWithColumnsTs(tableName, row, null,
HConstants.LATEST_TIMESTAMP,
attributes);
}
@Override
public List<TRowResult> getRowWithColumns(ByteBuffer tableName,
ByteBuffer row,
List<ByteBuffer> columns,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
return getRowWithColumnsTs(tableName, row, columns,
HConstants.LATEST_TIMESTAMP,
attributes);
}
@Override
public List<TRowResult> getRowTs(ByteBuffer tableName, ByteBuffer row,
long timestamp, Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
return getRowWithColumnsTs(tableName, row, null,
timestamp, attributes);
}
@Override
public List<TRowResult> getRowWithColumnsTs(
ByteBuffer tableName, ByteBuffer row, List<ByteBuffer> columns,
long timestamp, Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
try {
HTable table = getTable(tableName);
if (columns == null) {
Get get = new Get(getBytes(row));
addAttributes(get, attributes);
get.setTimeRange(Long.MIN_VALUE, timestamp);
Result result = table.get(get);
return ThriftUtilities.rowResultFromHBase(result);
}
Get get = new Get(getBytes(row));
addAttributes(get, attributes);
for(ByteBuffer column : columns) {
byte [][] famAndQf = KeyValue.parseColumn(getBytes(column));
if (famAndQf.length == 1) {
get.addFamily(famAndQf[0]);
} else {
get.addColumn(famAndQf[0], famAndQf[1]);
}
}
get.setTimeRange(Long.MIN_VALUE, timestamp);
Result result = table.get(get);
return ThriftUtilities.rowResultFromHBase(result);
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public List<TRowResult> getRows(ByteBuffer tableName,
List<ByteBuffer> rows,
Map<ByteBuffer, ByteBuffer> attributes)
throws IOError {
return getRowsWithColumnsTs(tableName, rows, null,
HConstants.LATEST_TIMESTAMP,
attributes);
}
@Override
public List<TRowResult> getRowsWithColumns(ByteBuffer tableName,
List<ByteBuffer> rows,
List<ByteBuffer> columns,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
return getRowsWithColumnsTs(tableName, rows, columns,
HConstants.LATEST_TIMESTAMP,
attributes);
}
@Override
public List<TRowResult> getRowsTs(ByteBuffer tableName,
List<ByteBuffer> rows,
long timestamp,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
return getRowsWithColumnsTs(tableName, rows, null,
timestamp, attributes);
}
@Override
public List<TRowResult> getRowsWithColumnsTs(ByteBuffer tableName,
List<ByteBuffer> rows,
List<ByteBuffer> columns, long timestamp,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
try {
List<Get> gets = new ArrayList<Get>(rows.size());
HTable table = getTable(tableName);
if (metrics != null) {
metrics.incNumRowKeysInBatchGet(rows.size());
}
for (ByteBuffer row : rows) {
Get get = new Get(getBytes(row));
addAttributes(get, attributes);
if (columns != null) {
for(ByteBuffer column : columns) {
byte [][] famAndQf = KeyValue.parseColumn(getBytes(column));
if (famAndQf.length == 1) {
get.addFamily(famAndQf[0]);
} else {
get.addColumn(famAndQf[0], famAndQf[1]);
}
}
}
get.setTimeRange(Long.MIN_VALUE, timestamp);
gets.add(get);
}
Result[] result = table.get(gets);
return ThriftUtilities.rowResultFromHBase(result);
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public void deleteAll(
ByteBuffer tableName, ByteBuffer row, ByteBuffer column,
Map<ByteBuffer, ByteBuffer> attributes)
throws IOError {
deleteAllTs(tableName, row, column, HConstants.LATEST_TIMESTAMP,
attributes);
}
@Override
public void deleteAllTs(ByteBuffer tableName,
ByteBuffer row,
ByteBuffer column,
long timestamp, Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
try {
HTable table = getTable(tableName);
Delete delete = new Delete(getBytes(row));
addAttributes(delete, attributes);
byte [][] famAndQf = KeyValue.parseColumn(getBytes(column));
if (famAndQf.length == 1) {
delete.deleteFamily(famAndQf[0], timestamp);
} else {
delete.deleteColumns(famAndQf[0], famAndQf[1], timestamp);
}
table.delete(delete);
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public void deleteAllRow(
ByteBuffer tableName, ByteBuffer row,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
deleteAllRowTs(tableName, row, HConstants.LATEST_TIMESTAMP, attributes);
}
@Override
public void deleteAllRowTs(
ByteBuffer tableName, ByteBuffer row, long timestamp,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
try {
HTable table = getTable(tableName);
Delete delete = new Delete(getBytes(row), timestamp, null);
addAttributes(delete, attributes);
table.delete(delete);
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public void createTable(ByteBuffer in_tableName,
List<ColumnDescriptor> columnFamilies) throws IOError,
IllegalArgument, AlreadyExists {
byte [] tableName = getBytes(in_tableName);
try {
if (getHBaseAdmin().tableExists(tableName)) {
throw new AlreadyExists("table name already in use");
}
HTableDescriptor desc = new HTableDescriptor(tableName);
for (ColumnDescriptor col : columnFamilies) {
HColumnDescriptor colDesc = ThriftUtilities.colDescFromThrift(col);
desc.addFamily(colDesc);
}
getHBaseAdmin().createTable(desc);
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
} catch (IllegalArgumentException e) {
LOG.warn(e.getMessage(), e);
throw new IllegalArgument(e.getMessage());
}
}
@Override
public void deleteTable(ByteBuffer in_tableName) throws IOError {
byte [] tableName = getBytes(in_tableName);
if (LOG.isDebugEnabled()) {
LOG.debug("deleteTable: table=" + Bytes.toString(tableName));
}
try {
if (!getHBaseAdmin().tableExists(tableName)) {
throw new IOException("table does not exist");
}
getHBaseAdmin().deleteTable(tableName);
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public void mutateRow(ByteBuffer tableName, ByteBuffer row,
List<Mutation> mutations, Map<ByteBuffer, ByteBuffer> attributes)
throws IOError, IllegalArgument {
mutateRowTs(tableName, row, mutations, HConstants.LATEST_TIMESTAMP,
attributes);
}
@Override
public void mutateRowTs(ByteBuffer tableName, ByteBuffer row,
List<Mutation> mutations, long timestamp,
Map<ByteBuffer, ByteBuffer> attributes)
throws IOError, IllegalArgument {
HTable table = null;
try {
table = getTable(tableName);
Put put = new Put(getBytes(row), timestamp, null);
addAttributes(put, attributes);
Delete delete = new Delete(getBytes(row));
addAttributes(delete, attributes);
if (metrics != null) {
metrics.incNumRowKeysInBatchMutate(mutations.size());
}
// I apologize for all this mess :)
for (Mutation m : mutations) {
byte[][] famAndQf = KeyValue.parseColumn(getBytes(m.column));
if (m.isDelete) {
if (famAndQf.length == 1) {
delete.deleteFamily(famAndQf[0], timestamp);
} else {
delete.deleteColumns(famAndQf[0], famAndQf[1], timestamp);
}
delete.setWriteToWAL(m.writeToWAL);
} else {
if(famAndQf.length == 1) {
put.add(famAndQf[0], HConstants.EMPTY_BYTE_ARRAY,
m.value != null ? getBytes(m.value)
: HConstants.EMPTY_BYTE_ARRAY);
} else {
put.add(famAndQf[0], famAndQf[1],
m.value != null ? getBytes(m.value)
: HConstants.EMPTY_BYTE_ARRAY);
}
put.setWriteToWAL(m.writeToWAL);
}
}
if (!delete.isEmpty())
table.delete(delete);
if (!put.isEmpty())
table.put(put);
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
} catch (IllegalArgumentException e) {
LOG.warn(e.getMessage(), e);
throw new IllegalArgument(e.getMessage());
}
}
@Override
public void mutateRows(ByteBuffer tableName, List<BatchMutation> rowBatches,
Map<ByteBuffer, ByteBuffer> attributes)
throws IOError, IllegalArgument, TException {
mutateRowsTs(tableName, rowBatches, HConstants.LATEST_TIMESTAMP, attributes);
}
@Override
public void mutateRowsTs(
ByteBuffer tableName, List<BatchMutation> rowBatches, long timestamp,
Map<ByteBuffer, ByteBuffer> attributes)
throws IOError, IllegalArgument, TException {
List<Put> puts = new ArrayList<Put>();
List<Delete> deletes = new ArrayList<Delete>();
for (BatchMutation batch : rowBatches) {
byte[] row = getBytes(batch.row);
List<Mutation> mutations = batch.mutations;
Delete delete = new Delete(row);
addAttributes(delete, attributes);
Put put = new Put(row, timestamp, null);
addAttributes(put, attributes);
for (Mutation m : mutations) {
byte[][] famAndQf = KeyValue.parseColumn(getBytes(m.column));
if (m.isDelete) {
// no qualifier, family only.
if (famAndQf.length == 1) {
delete.deleteFamily(famAndQf[0], timestamp);
} else {
delete.deleteColumns(famAndQf[0], famAndQf[1], timestamp);
}
delete.setWriteToWAL(m.writeToWAL);
} else {
if(famAndQf.length == 1) {
put.add(famAndQf[0], HConstants.EMPTY_BYTE_ARRAY,
m.value != null ? getBytes(m.value)
: HConstants.EMPTY_BYTE_ARRAY);
} else {
put.add(famAndQf[0], famAndQf[1],
m.value != null ? getBytes(m.value)
: HConstants.EMPTY_BYTE_ARRAY);
}
put.setWriteToWAL(m.writeToWAL);
}
}
if (!delete.isEmpty())
deletes.add(delete);
if (!put.isEmpty())
puts.add(put);
}
HTable table = null;
try {
table = getTable(tableName);
if (!puts.isEmpty())
table.put(puts);
for (Delete del : deletes) {
table.delete(del);
}
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
} catch (IllegalArgumentException e) {
LOG.warn(e.getMessage(), e);
throw new IllegalArgument(e.getMessage());
}
}
@Deprecated
@Override
public long atomicIncrement(
ByteBuffer tableName, ByteBuffer row, ByteBuffer column, long amount)
throws IOError, IllegalArgument, TException {
byte [][] famAndQf = KeyValue.parseColumn(getBytes(column));
if(famAndQf.length == 1) {
return atomicIncrement(tableName, row, famAndQf[0], new byte[0],
amount);
}
return atomicIncrement(tableName, row, famAndQf[0], famAndQf[1], amount);
}
protected long atomicIncrement(ByteBuffer tableName, ByteBuffer row,
byte [] family, byte [] qualifier, long amount)
throws IOError, IllegalArgument, TException {
HTable table;
try {
table = getTable(tableName);
return table.incrementColumnValue(
getBytes(row), family, qualifier, amount);
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
public void scannerClose(int id) throws IOError, IllegalArgument {
LOG.debug("scannerClose: id=" + id);
ResultScanner scanner = getScanner(id);
if (scanner == null) {
String message = "scanner ID is invalid";
LOG.warn(message);
throw new IllegalArgument("scanner ID is invalid");
}
scanner.close();
removeScanner(id);
}
@Override
public List<TRowResult> scannerGetList(int id,int nbRows)
throws IllegalArgument, IOError {
LOG.debug("scannerGetList: id=" + id);
ResultScanner scanner = getScanner(id);
if (null == scanner) {
String message = "scanner ID is invalid";
LOG.warn(message);
throw new IllegalArgument("scanner ID is invalid");
}
Result [] results = null;
try {
results = scanner.next(nbRows);
if (null == results) {
return new ArrayList<TRowResult>();
}
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
return ThriftUtilities.rowResultFromHBase(results);
}
@Override
public List<TRowResult> scannerGet(int id) throws IllegalArgument, IOError {
return scannerGetList(id,1);
}
public int scannerOpenWithScan(ByteBuffer tableName, TScan tScan,
Map<ByteBuffer, ByteBuffer> attributes)
throws IOError {
try {
HTable table = getTable(tableName);
Scan scan = new Scan();
addAttributes(scan, attributes);
if (tScan.isSetStartRow()) {
scan.setStartRow(tScan.getStartRow());
}
if (tScan.isSetStopRow()) {
scan.setStopRow(tScan.getStopRow());
}
if (tScan.isSetTimestamp()) {
scan.setTimeRange(Long.MIN_VALUE, tScan.getTimestamp());
}
if (tScan.isSetCaching()) {
scan.setCaching(tScan.getCaching());
}
if (tScan.isSetColumns() && tScan.getColumns().size() != 0) {
for(ByteBuffer column : tScan.getColumns()) {
byte [][] famQf = KeyValue.parseColumn(getBytes(column));
if(famQf.length == 1) {
scan.addFamily(famQf[0]);
} else {
scan.addColumn(famQf[0], famQf[1]);
}
}
}
if (tScan.isSetFilterString()) {
ParseFilter parseFilter = new ParseFilter();
scan.setFilter(
parseFilter.parseFilterString(tScan.getFilterString()));
}
return addScanner(table.getScanner(scan));
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public int scannerOpen(ByteBuffer tableName, ByteBuffer startRow,
List<ByteBuffer> columns,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError {
try {
HTable table = getTable(tableName);
Scan scan = new Scan(getBytes(startRow));
addAttributes(scan, attributes);
if(columns != null && columns.size() != 0) {
for(ByteBuffer column : columns) {
byte [][] famQf = KeyValue.parseColumn(getBytes(column));
if(famQf.length == 1) {
scan.addFamily(famQf[0]);
} else {
scan.addColumn(famQf[0], famQf[1]);
}
}
}
return addScanner(table.getScanner(scan));
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public int scannerOpenWithStop(ByteBuffer tableName, ByteBuffer startRow,
ByteBuffer stopRow, List<ByteBuffer> columns,
Map<ByteBuffer, ByteBuffer> attributes)
throws IOError, TException {
try {
HTable table = getTable(tableName);
Scan scan = new Scan(getBytes(startRow), getBytes(stopRow));
addAttributes(scan, attributes);
if(columns != null && columns.size() != 0) {
for(ByteBuffer column : columns) {
byte [][] famQf = KeyValue.parseColumn(getBytes(column));
if(famQf.length == 1) {
scan.addFamily(famQf[0]);
} else {
scan.addColumn(famQf[0], famQf[1]);
}
}
}
return addScanner(table.getScanner(scan));
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public int scannerOpenWithPrefix(ByteBuffer tableName,
ByteBuffer startAndPrefix,
List<ByteBuffer> columns,
Map<ByteBuffer, ByteBuffer> attributes)
throws IOError, TException {
try {
HTable table = getTable(tableName);
Scan scan = new Scan(getBytes(startAndPrefix));
addAttributes(scan, attributes);
Filter f = new WhileMatchFilter(
new PrefixFilter(getBytes(startAndPrefix)));
scan.setFilter(f);
if (columns != null && columns.size() != 0) {
for(ByteBuffer column : columns) {
byte [][] famQf = KeyValue.parseColumn(getBytes(column));
if(famQf.length == 1) {
scan.addFamily(famQf[0]);
} else {
scan.addColumn(famQf[0], famQf[1]);
}
}
}
return addScanner(table.getScanner(scan));
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public int scannerOpenTs(ByteBuffer tableName, ByteBuffer startRow,
List<ByteBuffer> columns, long timestamp,
Map<ByteBuffer, ByteBuffer> attributes) throws IOError, TException {
try {
HTable table = getTable(tableName);
Scan scan = new Scan(getBytes(startRow));
addAttributes(scan, attributes);
scan.setTimeRange(Long.MIN_VALUE, timestamp);
if (columns != null && columns.size() != 0) {
for (ByteBuffer column : columns) {
byte [][] famQf = KeyValue.parseColumn(getBytes(column));
if(famQf.length == 1) {
scan.addFamily(famQf[0]);
} else {
scan.addColumn(famQf[0], famQf[1]);
}
}
}
return addScanner(table.getScanner(scan));
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public int scannerOpenWithStopTs(ByteBuffer tableName, ByteBuffer startRow,
ByteBuffer stopRow, List<ByteBuffer> columns, long timestamp,
Map<ByteBuffer, ByteBuffer> attributes)
throws IOError, TException {
try {
HTable table = getTable(tableName);
Scan scan = new Scan(getBytes(startRow), getBytes(stopRow));
addAttributes(scan, attributes);
scan.setTimeRange(Long.MIN_VALUE, timestamp);
if (columns != null && columns.size() != 0) {
for (ByteBuffer column : columns) {
byte [][] famQf = KeyValue.parseColumn(getBytes(column));
if(famQf.length == 1) {
scan.addFamily(famQf[0]);
} else {
scan.addColumn(famQf[0], famQf[1]);
}
}
}
scan.setTimeRange(Long.MIN_VALUE, timestamp);
return addScanner(table.getScanner(scan));
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public Map<ByteBuffer, ColumnDescriptor> getColumnDescriptors(
ByteBuffer tableName) throws IOError, TException {
try {
TreeMap<ByteBuffer, ColumnDescriptor> columns =
new TreeMap<ByteBuffer, ColumnDescriptor>();
HTable table = getTable(tableName);
HTableDescriptor desc = table.getTableDescriptor();
for (HColumnDescriptor e : desc.getFamilies()) {
ColumnDescriptor col = ThriftUtilities.colDescFromHbase(e);
columns.put(col.name, col);
}
return columns;
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public List<TCell> getRowOrBefore(ByteBuffer tableName, ByteBuffer row,
ByteBuffer family) throws IOError {
try {
HTable table = getTable(getBytes(tableName));
Result result = table.getRowOrBefore(getBytes(row), getBytes(family));
return ThriftUtilities.cellFromHBase(result.raw());
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public TRegionInfo getRegionInfo(ByteBuffer searchRow) throws IOError {
try {
HTable table = getTable(HConstants.META_TABLE_NAME);
byte[] row = getBytes(searchRow);
Result startRowResult = table.getRowOrBefore(
row, HConstants.CATALOG_FAMILY);
if (startRowResult == null) {
throw new IOException("Cannot find row in .META., row="
+ Bytes.toStringBinary(row));
}
// find region start and end keys
HRegionInfo regionInfo = HRegionInfo.getHRegionInfo(startRowResult);
if (regionInfo == null) {
throw new IOException("HRegionInfo REGIONINFO was null or " +
" empty in Meta for row="
+ Bytes.toStringBinary(row));
}
TRegionInfo region = new TRegionInfo();
region.setStartKey(regionInfo.getStartKey());
region.setEndKey(regionInfo.getEndKey());
region.id = regionInfo.getRegionId();
region.setName(regionInfo.getRegionName());
region.version = regionInfo.getVersion();
// find region assignment to server
ServerName serverName = HRegionInfo.getServerName(startRowResult);
if (serverName != null) {
region.setServerName(Bytes.toBytes(serverName.getHostname()));
region.port = serverName.getPort();
}
return region;
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
private void initMetrics(ThriftMetrics metrics) {
this.metrics = metrics;
}
@Override
public void increment(TIncrement tincrement) throws IOError, TException {
if (tincrement.getRow().length == 0 || tincrement.getTable().length == 0) {
throw new TException("Must supply a table and a row key; can't increment");
}
if (conf.getBoolean(COALESCE_INC_KEY, false)) {
this.coalescer.queueIncrement(tincrement);
return;
}
try {
HTable table = getTable(tincrement.getTable());
Increment inc = ThriftUtilities.incrementFromThrift(tincrement);
table.increment(inc);
} catch (IOException e) {
LOG.warn(e.getMessage(), e);
throw new IOError(e.getMessage());
}
}
@Override
public void incrementRows(List<TIncrement> tincrements) throws IOError, TException {
if (conf.getBoolean(COALESCE_INC_KEY, false)) {
this.coalescer.queueIncrements(tincrements);
return;
}
for (TIncrement tinc : tincrements) {
increment(tinc);
}
}
}
/**
* Adds all the attributes into the Operation object
*/
private static void addAttributes(OperationWithAttributes op,
Map<ByteBuffer, ByteBuffer> attributes) {
if (attributes == null || attributes.size() == 0) {
return;
}
for (Map.Entry<ByteBuffer, ByteBuffer> entry : attributes.entrySet()) {
String name = Bytes.toStringBinary(getBytes(entry.getKey()));
byte[] value = getBytes(entry.getValue());
op.setAttribute(name, value);
}
}
public static void registerFilters(Configuration conf) {
String[] filters = conf.getStrings("hbase.thrift.filters");
if(filters != null) {
for(String filterClass: filters) {
String[] filterPart = filterClass.split(":");
if(filterPart.length != 2) {
LOG.warn("Invalid filter specification " + filterClass + " - skipping");
} else {
ParseFilter.registerFilter(filterPart[0], filterPart[1]);
}
}
}
}
}