/**
* 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.procedure2.store.wal;
import java.io.IOException;
import java.util.Random;
import java.util.concurrent.atomic.AtomicLong;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.HBaseCommonTestingUtility;
import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility;
import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility.LoadCounter;
import org.apache.hadoop.hbase.procedure2.ProcedureTestingUtility.TestProcedure;
import org.apache.hadoop.hbase.procedure2.util.StringUtils;
import org.apache.hadoop.hbase.testclassification.LargeTests;
import org.apache.hadoop.hbase.testclassification.MasterTests;
import org.junit.After;
import org.junit.Before;
import org.junit.Test;
import org.junit.Ignore;
import org.junit.experimental.categories.Category;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
@Category({MasterTests.class, LargeTests.class})
public class TestStressWALProcedureStore {
private static final Log LOG = LogFactory.getLog(TestWALProcedureStore.class);
private static final int PROCEDURE_STORE_SLOTS = 8;
private WALProcedureStore procStore;
private HBaseCommonTestingUtility htu;
private FileSystem fs;
private Path testDir;
private Path logDir;
private void setupConfiguration(Configuration conf) {
conf.setBoolean(WALProcedureStore.USE_HSYNC_CONF_KEY, false);
conf.setInt(WALProcedureStore.PERIODIC_ROLL_CONF_KEY, 5000);
conf.setInt(WALProcedureStore.ROLL_THRESHOLD_CONF_KEY, 128 * 1024);
}
@Before
public void setUp() throws IOException {
htu = new HBaseCommonTestingUtility();
setupConfiguration(htu.getConfiguration());
testDir = htu.getDataTestDir();
fs = testDir.getFileSystem(htu.getConfiguration());
assertTrue(testDir.depth() > 1);
logDir = new Path(testDir, "proc-logs");
procStore = ProcedureTestingUtility.createWalStore(htu.getConfiguration(), fs, logDir);
procStore.start(PROCEDURE_STORE_SLOTS);
procStore.recoverLease();
LoadCounter loader = new LoadCounter();
procStore.load(loader);
assertEquals(0, loader.getMaxProcId());
assertEquals(0, loader.getLoadedCount());
assertEquals(0, loader.getCorruptedCount());
}
@After
public void tearDown() throws IOException {
procStore.stop(false);
fs.delete(logDir, true);
}
@Test
public void testInsertUpdateDelete() throws Exception {
final long LAST_PROC_ID = 19999;
final Thread[] thread = new Thread[PROCEDURE_STORE_SLOTS];
final AtomicLong procCounter = new AtomicLong((long)Math.round(Math.random() * 100));
for (int i = 0; i < thread.length; ++i) {
thread[i] = new Thread() {
@Override
public void run() {
Random rand = new Random();
TestProcedure proc;
do {
// After HBASE-15579 there may be gap in the procId sequence, trying to simulate that.
long procId = procCounter.addAndGet(1 + rand.nextInt(3));
proc = new TestProcedure(procId);
// Insert
procStore.insert(proc, null);
// Update
for (int i = 0, nupdates = rand.nextInt(10); i <= nupdates; ++i) {
try { Thread.sleep(0, rand.nextInt(15)); } catch (InterruptedException e) {}
procStore.update(proc);
}
// Delete
procStore.delete(proc.getProcId());
} while (proc.getProcId() < LAST_PROC_ID);
}
};
thread[i].start();
}
for (int i = 0; i < thread.length; ++i) {
thread[i].join();
}
procStore.getStoreTracker().dump();
assertTrue(procCounter.get() >= LAST_PROC_ID);
assertTrue(procStore.getStoreTracker().isEmpty());
assertEquals(1, procStore.getActiveLogs().size());
}
@Ignore @Test // REENABLE after merge of
// https://github.com/google/protobuf/issues/2228#issuecomment-252058282
public void testEntrySizeLimit() throws Exception {
final int NITEMS = 20;
for (int i = 1; i <= NITEMS; ++i) {
final byte[] data = new byte[256 << i];
LOG.info(String.format("Writing %s", StringUtils.humanSize(data.length)));
TestProcedure proc = new TestProcedure(i, 0, data);
procStore.insert(proc, null);
}
// check that we are able to read the big proc-blobs
ProcedureTestingUtility.storeRestartAndAssert(procStore, NITEMS, NITEMS, 0, 0);
}
}