HBASE-8900 TestRSKilledWhenMasterInitializing.testCorrectnessWhenMasterFailOver is flakey; ACTUALLY REMOVE FILE, WAS BREAKING RAT CHECK

git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1504359 13f79535-47bb-0310-9956-ffa450edef68
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Michael Stack 2013-07-18 04:00:58 +00:00
parent 1e513f08fe
commit 9e9e4a8c00
1 changed files with 0 additions and 221 deletions

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/*
* 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
* limitations under the License.
*/
package org.apache.hadoop.hbase.regionserver;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import java.util.Set;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
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.MiniHBaseCluster;
import org.apache.hadoop.hbase.ServerName;
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.ResultScanner;
import org.apache.hadoop.hbase.client.Scan;
import org.apache.hadoop.hbase.master.HMaster;
import org.apache.hadoop.hbase.master.MasterFileSystem;
import org.apache.hadoop.hbase.master.ServerManager;
import org.apache.hadoop.hbase.master.TestMasterFailover;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.JVMClusterUtil.MasterThread;
import org.apache.hadoop.hbase.util.Threads;
import org.apache.hadoop.hbase.zookeeper.ZKAssign;
import org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher;
import org.apache.hadoop.hbase.LargeTests;
import org.apache.zookeeper.KeeperException;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import org.junit.experimental.categories.Category;
@Category(LargeTests.class)
public class TestRSKilledWhenMasterInitializing {
private static final Log LOG = LogFactory.getLog(TestMasterFailover.class);
private static final HBaseTestingUtility TESTUTIL = new HBaseTestingUtility();
private static final int NUM_MASTERS = 1;
private static final int NUM_RS = 4;
@BeforeClass
public static void setUpBeforeClass() throws Exception {
// Set it so that this test runs with my custom master
Configuration conf = TESTUTIL.getConfiguration();
conf.setClass(HConstants.MASTER_IMPL, TestingMaster.class, HMaster.class);
conf.setInt(ServerManager.WAIT_ON_REGIONSERVERS_MINTOSTART, 3);
conf.setInt(ServerManager.WAIT_ON_REGIONSERVERS_MAXTOSTART, 4);
// Start up the cluster.
TESTUTIL.startMiniCluster(NUM_MASTERS, NUM_RS);
}
@AfterClass
public static void tearDownAfterClass() throws Exception {
if (!TESTUTIL.getHBaseCluster().getMaster().isInitialized()) {
// master is not initialized and is waiting something forever.
for (MasterThread mt : TESTUTIL.getHBaseCluster().getLiveMasterThreads()) {
mt.interrupt();
}
}
TESTUTIL.shutdownMiniCluster();
}
/**
* An HMaster instance used in this test. If 'TestingMaster.sleep' is set in
* the Configuration, then we'll sleep after log is split and we'll also
* return a custom RegionServerTracker.
*/
public static class TestingMaster extends HMaster {
private boolean logSplit = false;
public TestingMaster(Configuration conf) throws IOException,
KeeperException, InterruptedException {
super(conf);
}
}
@Test(timeout = 120000)
public void testCorrectnessWhenMasterFailOver() throws Exception {
final byte[] TABLENAME = Bytes.toBytes("testCorrectnessWhenMasterFailOver");
final byte[] FAMILY = Bytes.toBytes("family");
final byte[][] SPLITKEYS = { Bytes.toBytes("b"), Bytes.toBytes("i") };
MiniHBaseCluster cluster = TESTUTIL.getHBaseCluster();
HTableDescriptor desc = new HTableDescriptor(TABLENAME);
desc.addFamily(new HColumnDescriptor(FAMILY));
HBaseAdmin hbaseAdmin = TESTUTIL.getHBaseAdmin();
hbaseAdmin.createTable(desc, SPLITKEYS);
assertTrue(hbaseAdmin.isTableAvailable(TABLENAME));
HTable table = new HTable(TESTUTIL.getConfiguration(), TABLENAME);
List<Put> puts = new ArrayList<Put>();
Put put1 = new Put(Bytes.toBytes("a"));
put1.add(FAMILY, Bytes.toBytes("q1"), Bytes.toBytes("value"));
Put put2 = new Put(Bytes.toBytes("h"));
put2.add(FAMILY, Bytes.toBytes("q1"), Bytes.toBytes("value"));
Put put3 = new Put(Bytes.toBytes("o"));
put3.add(FAMILY, Bytes.toBytes("q1"), Bytes.toBytes("value"));
puts.add(put1);
puts.add(put2);
puts.add(put3);
table.put(puts);
ResultScanner resultScanner = table.getScanner(new Scan());
int count = 0;
while (resultScanner.next() != null) {
count++;
}
resultScanner.close();
table.close();
assertEquals(3, count);
/* Starting test */
cluster.getConfiguration().setBoolean("TestingMaster.sleep", true);
cluster.getConfiguration().setInt("TestingMaster.sleep.duration", 10000);
/* NO.1 .META. region correctness */
// First abort master
abortMaster(cluster);
TestingMaster master = startMasterAndWaitTillMetaRegionAssignment(cluster);
// Second kill meta server
int metaServerNum = cluster.getServerWithMeta();
HRegionServer metaRS = cluster.getRegionServer(metaServerNum);
LOG.debug("Killing metaRS");
metaRS.kill();
metaRS.join();
/*
* Sleep double time of TestingMaster.sleep.duration, so we can ensure that
* master has already assigned META or is blocking on assigning
* META
*/
Thread.sleep(10000 * 2);
waitUntilMasterIsInitialized(master);
// Third check whether data is correct in meta region
assertTrue(hbaseAdmin.isTableAvailable(TABLENAME));
/* NO.2 data region correctness */
ServerManager serverManager = cluster.getMaster().getServerManager();
while (serverManager.areDeadServersInProgress()) {
Thread.sleep(100);
}
// Create a ZKW to use in the test
ZooKeeperWatcher zkw = HBaseTestingUtility.getZooKeeperWatcher(TESTUTIL);
ZKAssign.blockUntilNoRIT(zkw);
table = new HTable(TESTUTIL.getConfiguration(), TABLENAME);
resultScanner = table.getScanner(new Scan());
count = 0;
while (resultScanner.next() != null) {
count++;
}
resultScanner.close();
table.close();
assertEquals(3, count);
}
private void abortMaster(MiniHBaseCluster cluster)
throws InterruptedException {
for (MasterThread mt : cluster.getLiveMasterThreads()) {
if (mt.getMaster().isActiveMaster()) {
mt.getMaster().abort("Aborting for tests", new Exception("Trace info"));
mt.join();
break;
}
}
LOG.debug("Master is aborted");
}
private TestingMaster startMasterAndWaitTillMetaRegionAssignment(MiniHBaseCluster cluster)
throws IOException, InterruptedException {
TestingMaster master = (TestingMaster) cluster.startMaster().getMaster();
while (!master.isInitializationStartsMetaRegionAssignment()) {
Thread.sleep(100);
}
return master;
}
private void waitUntilMasterIsInitialized(HMaster master)
throws InterruptedException {
while (!master.isInitialized()) {
Thread.sleep(100);
}
while (master.getServerManager().areDeadServersInProgress()) {
Thread.sleep(100);
}
LOG.debug("master isInitialized");
}
}