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* 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,
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* See the License for the specific language governing permissions and
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package org.apache.hadoop.hbase.wal;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.util.List;
import java.util.concurrent.atomic.AtomicLong;
import org.apache.commons.io.IOUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.commons.logging.impl.Log4JLogger;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataInputStream;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.Cell;
import org.apache.hadoop.hbase.HBaseTestingUtility;
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.testclassification.MediumTests;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.io.crypto.KeyProviderForTesting;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.FSUtils;
import org.apache.log4j.Level;
// imports for things that haven't moved from regionserver.wal yet.
import org.apache.hadoop.hbase.regionserver.wal.WALEdit;
import org.apache.hadoop.hbase.regionserver.wal.SecureProtobufLogReader;
import org.apache.hadoop.hbase.regionserver.wal.SecureProtobufLogWriter;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category(MediumTests.class)
public class TestSecureWAL {
static final Log LOG = LogFactory.getLog(TestSecureWAL.class);
static {
((Log4JLogger)LogFactory.getLog("org.apache.hadoop.hbase.regionserver.wal"))
.getLogger().setLevel(Level.ALL);
};
static final HBaseTestingUtility TEST_UTIL = new HBaseTestingUtility();
@BeforeClass
public static void setUpBeforeClass() throws Exception {
Configuration conf = TEST_UTIL.getConfiguration();
conf.set(HConstants.CRYPTO_KEYPROVIDER_CONF_KEY, KeyProviderForTesting.class.getName());
conf.set(HConstants.CRYPTO_MASTERKEY_NAME_CONF_KEY, "hbase");
conf.setClass("hbase.regionserver.hlog.reader.impl", SecureProtobufLogReader.class,
WAL.Reader.class);
conf.setClass("hbase.regionserver.hlog.writer.impl", SecureProtobufLogWriter.class,
WALProvider.Writer.class);
conf.setBoolean(HConstants.ENABLE_WAL_ENCRYPTION, true);
FSUtils.setRootDir(conf, TEST_UTIL.getDataTestDir());
}
@Test
public void testSecureWAL() throws Exception {
TableName tableName = TableName.valueOf("TestSecureWAL");
HTableDescriptor htd = new HTableDescriptor(tableName);
htd.addFamily(new HColumnDescriptor(tableName.getName()));
HRegionInfo regioninfo = new HRegionInfo(tableName,
HConstants.EMPTY_START_ROW, HConstants.EMPTY_END_ROW, false);
final int total = 10;
final byte[] row = Bytes.toBytes("row");
final byte[] family = Bytes.toBytes("family");
final byte[] value = Bytes.toBytes("Test value");
FileSystem fs = TEST_UTIL.getTestFileSystem();
final WALFactory wals = new WALFactory(TEST_UTIL.getConfiguration(), null, "TestSecureWAL");
final AtomicLong sequenceId = new AtomicLong(1);
// Write the WAL
final WAL wal = wals.getWAL(regioninfo.getEncodedNameAsBytes());
for (int i = 0; i < total; i++) {
WALEdit kvs = new WALEdit();
kvs.add(new KeyValue(row, family, Bytes.toBytes(i), value));
wal.append(htd, regioninfo, new WALKey(regioninfo.getEncodedNameAsBytes(), tableName,
System.currentTimeMillis()), kvs, sequenceId, true, null);
}
wal.sync();
final Path walPath = DefaultWALProvider.getCurrentFileName(wal);
wals.shutdown();
// Insure edits are not plaintext
long length = fs.getFileStatus(walPath).getLen();
FSDataInputStream in = fs.open(walPath);
byte[] fileData = new byte[(int)length];
IOUtils.readFully(in, fileData);
in.close();
assertFalse("Cells appear to be plaintext", Bytes.contains(fileData, value));
// Confirm the WAL can be read back
WAL.Reader reader = wals.createReader(TEST_UTIL.getTestFileSystem(), walPath);
int count = 0;
WAL.Entry entry = new WAL.Entry();
while (reader.next(entry) != null) {
count++;
List<Cell> cells = entry.getEdit().getCells();
assertTrue("Should be one KV per WALEdit", cells.size() == 1);
for (Cell cell: cells) {
byte[] thisRow = cell.getRow();
assertTrue("Incorrect row", Bytes.equals(thisRow, row));
byte[] thisFamily = cell.getFamily();
assertTrue("Incorrect family", Bytes.equals(thisFamily, family));
byte[] thisValue = cell.getValue();
assertTrue("Incorrect value", Bytes.equals(thisValue, value));
}
}
assertEquals("Should have read back as many KVs as written", total, count);
reader.close();
}
}