/**
* 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.mapreduce;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.UUID;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configurable;
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.CellUtil;
import org.apache.hadoop.hbase.HBaseTestingUtility;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.testclassification.LargeTests;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.client.Admin;
import org.apache.hadoop.hbase.client.Durability;
import org.apache.hadoop.hbase.client.HBaseAdmin;
import org.apache.hadoop.hbase.client.HTable;
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.client.Table;
import org.apache.hadoop.hbase.coprocessor.BaseRegionObserver;
import org.apache.hadoop.hbase.coprocessor.ObserverContext;
import org.apache.hadoop.hbase.coprocessor.RegionCoprocessorEnvironment;
import org.apache.hadoop.hbase.regionserver.HRegion;
import org.apache.hadoop.hbase.regionserver.wal.WALEdit;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.util.Tool;
import org.apache.hadoop.util.ToolRunner;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category(LargeTests.class)
public class TestImportTSVWithOperationAttributes implements Configurable {
protected static final Log LOG = LogFactory.getLog(TestImportTSVWithOperationAttributes.class);
protected static final String NAME = TestImportTsv.class.getSimpleName();
protected static HBaseTestingUtility util = new HBaseTestingUtility();
/**
* Delete the tmp directory after running doMROnTableTest. Boolean. Default is
* false.
*/
protected static final String DELETE_AFTER_LOAD_CONF = NAME + ".deleteAfterLoad";
/**
* Force use of combiner in doMROnTableTest. Boolean. Default is true.
*/
protected static final String FORCE_COMBINER_CONF = NAME + ".forceCombiner";
private static Configuration conf;
private static final String TEST_ATR_KEY = "test";
private final String FAMILY = "FAM";
public Configuration getConf() {
return util.getConfiguration();
}
public void setConf(Configuration conf) {
throw new IllegalArgumentException("setConf not supported");
}
@BeforeClass
public static void provisionCluster() throws Exception {
conf = util.getConfiguration();
conf.set("hbase.coprocessor.master.classes", OperationAttributesTestController.class.getName());
conf.set("hbase.coprocessor.region.classes", OperationAttributesTestController.class.getName());
util.startMiniCluster();
Admin admin = new HBaseAdmin(util.getConfiguration());
util.startMiniMapReduceCluster();
}
@AfterClass
public static void releaseCluster() throws Exception {
util.shutdownMiniMapReduceCluster();
util.shutdownMiniCluster();
}
@Test
public void testMROnTable() throws Exception {
String tableName = "test-" + UUID.randomUUID();
// Prepare the arguments required for the test.
String[] args = new String[] {
"-D" + ImportTsv.MAPPER_CONF_KEY
+ "=org.apache.hadoop.hbase.mapreduce.TsvImporterCustomTestMapperForOprAttr",
"-D" + ImportTsv.COLUMNS_CONF_KEY + "=HBASE_ROW_KEY,FAM:A,FAM:B,HBASE_ATTRIBUTES_KEY",
"-D" + ImportTsv.SEPARATOR_CONF_KEY + "=\u001b", tableName };
String data = "KEY\u001bVALUE1\u001bVALUE2\u001btest=>myvalue\n";
util.createTable(TableName.valueOf(tableName), FAMILY);
doMROnTableTest(util, FAMILY, data, args, 1, true);
util.deleteTable(tableName);
}
@Test
public void testMROnTableWithInvalidOperationAttr() throws Exception {
String tableName = "test-" + UUID.randomUUID();
// Prepare the arguments required for the test.
String[] args = new String[] {
"-D" + ImportTsv.MAPPER_CONF_KEY
+ "=org.apache.hadoop.hbase.mapreduce.TsvImporterCustomTestMapperForOprAttr",
"-D" + ImportTsv.COLUMNS_CONF_KEY + "=HBASE_ROW_KEY,FAM:A,FAM:B,HBASE_ATTRIBUTES_KEY",
"-D" + ImportTsv.SEPARATOR_CONF_KEY + "=\u001b", tableName };
String data = "KEY\u001bVALUE1\u001bVALUE2\u001btest1=>myvalue\n";
util.createTable(TableName.valueOf(tableName), FAMILY);
doMROnTableTest(util, FAMILY, data, args, 1, false);
util.deleteTable(tableName);
}
/**
* Run an ImportTsv job and perform basic validation on the results. Returns
* the ImportTsv <code>Tool</code> instance so that other tests can inspect it
* for further validation as necessary. This method is static to insure
* non-reliance on instance's util/conf facilities.
*
* @param args
* Any arguments to pass BEFORE inputFile path is appended.
* @param dataAvailable
* @return The Tool instance used to run the test.
*/
private Tool doMROnTableTest(HBaseTestingUtility util, String family, String data, String[] args,
int valueMultiplier, boolean dataAvailable) throws Exception {
String table = args[args.length - 1];
Configuration conf = new Configuration(util.getConfiguration());
// populate input file
FileSystem fs = FileSystem.get(conf);
Path inputPath = fs.makeQualified(new Path(util.getDataTestDirOnTestFS(table), "input.dat"));
FSDataOutputStream op = fs.create(inputPath, true);
op.write(Bytes.toBytes(data));
op.close();
LOG.debug(String.format("Wrote test data to file: %s", inputPath));
if (conf.getBoolean(FORCE_COMBINER_CONF, true)) {
LOG.debug("Forcing combiner.");
conf.setInt("mapreduce.map.combine.minspills", 1);
}
// run the import
List<String> argv = new ArrayList<String>(Arrays.asList(args));
argv.add(inputPath.toString());
Tool tool = new ImportTsv();
LOG.debug("Running ImportTsv with arguments: " + argv);
assertEquals(0, ToolRunner.run(conf, tool, argv.toArray(args)));
validateTable(conf, TableName.valueOf(table), family, valueMultiplier, dataAvailable);
if (conf.getBoolean(DELETE_AFTER_LOAD_CONF, true)) {
LOG.debug("Deleting test subdirectory");
util.cleanupDataTestDirOnTestFS(table);
}
return tool;
}
/**
* Confirm ImportTsv via data in online table.
*
* @param dataAvailable
*/
private static void validateTable(Configuration conf, TableName tableName, String family,
int valueMultiplier, boolean dataAvailable) throws IOException {
LOG.debug("Validating table.");
Table table = new HTable(conf, tableName);
boolean verified = false;
long pause = conf.getLong("hbase.client.pause", 5 * 1000);
int numRetries = conf.getInt(HConstants.HBASE_CLIENT_RETRIES_NUMBER, 5);
for (int i = 0; i < numRetries; i++) {
try {
Scan scan = new Scan();
// Scan entire family.
scan.addFamily(Bytes.toBytes(family));
if (dataAvailable) {
ResultScanner resScanner = table.getScanner(scan);
for (Result res : resScanner) {
LOG.debug("Getting results " + res.size());
assertTrue(res.size() == 2);
List<Cell> kvs = res.listCells();
assertTrue(CellUtil.matchingRow(kvs.get(0), Bytes.toBytes("KEY")));
assertTrue(CellUtil.matchingRow(kvs.get(1), Bytes.toBytes("KEY")));
assertTrue(CellUtil.matchingValue(kvs.get(0), Bytes.toBytes("VALUE" + valueMultiplier)));
assertTrue(CellUtil.matchingValue(kvs.get(1),
Bytes.toBytes("VALUE" + 2 * valueMultiplier)));
// Only one result set is expected, so let it loop.
verified = true;
}
} else {
ResultScanner resScanner = table.getScanner(scan);
Result[] next = resScanner.next(2);
assertEquals(0, next.length);
verified = true;
}
break;
} catch (NullPointerException e) {
// If here, a cell was empty. Presume its because updates came in
// after the scanner had been opened. Wait a while and retry.
}
try {
Thread.sleep(pause);
} catch (InterruptedException e) {
// continue
}
}
table.close();
assertTrue(verified);
}
public static class OperationAttributesTestController extends BaseRegionObserver {
@Override
public void prePut(ObserverContext<RegionCoprocessorEnvironment> e, Put put, WALEdit edit,
Durability durability) throws IOException {
HRegion region = e.getEnvironment().getRegion();
if (!region.getRegionInfo().isMetaTable()
&& !region.getRegionInfo().getTable().isSystemTable()) {
if (put.getAttribute(TEST_ATR_KEY) != null) {
LOG.debug("allow any put to happen " + region.getRegionNameAsString());
} else {
e.bypass();
}
}
}
}
}