HBASE-9047 - addendum, include new files
git-svn-id: https://svn.apache.org/repos/asf/hbase/trunk@1551464 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
larsh
parent
7ea071db1f
commit
fec8ee413b
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@ -498,6 +498,26 @@ public class ReplicationSource extends Thread
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}
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}
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}
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// In the case of disaster/recovery, HMaster may be shutdown/crashed before flush data
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// from .logs to .oldlogs. Loop into .logs folders and check whether a match exists
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if (stopper instanceof ReplicationSyncUp.DummyServer) {
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FileStatus[] rss = fs.listStatus(manager.getLogDir());
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for (FileStatus rs : rss) {
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Path p = rs.getPath();
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FileStatus[] logs = fs.listStatus(p);
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for (FileStatus log : logs) {
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p = new Path(p, log.getPath().getName());
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if (p.getName().equals(currentPath.getName())) {
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currentPath = p;
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LOG.info("Log " + this.currentPath + " exists under " + manager.getLogDir());
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// Open the log at the new location
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this.openReader(sleepMultiplier);
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return true;
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}
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}
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}
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}
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// TODO What happens if the log was missing from every single location?
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// Although we need to check a couple of times as the log could have
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// been moved by the master between the checks
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@ -285,6 +285,14 @@ public class ReplicationSourceManager implements ReplicationListener {
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return this.sources;
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}
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/**
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* Get a list of all the old sources of this rs
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* @return list of all old sources
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*/
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public List<ReplicationSourceInterface> getOldSources() {
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return this.oldsources;
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}
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void preLogRoll(Path newLog) throws IOException {
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synchronized (this.hlogsById) {
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@ -0,0 +1,174 @@
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/**
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.hadoop.hbase.replication.regionserver;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.apache.hadoop.conf.Configuration;
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import org.apache.hadoop.conf.Configured;
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import org.apache.hadoop.fs.FileSystem;
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import org.apache.hadoop.fs.Path;
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import org.apache.hadoop.hbase.Abortable;
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import org.apache.hadoop.hbase.HBaseConfiguration;
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import org.apache.hadoop.hbase.HConstants;
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import org.apache.hadoop.hbase.Server;
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import org.apache.hadoop.hbase.ServerName;
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import org.apache.hadoop.hbase.catalog.CatalogTracker;
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import org.apache.hadoop.hbase.replication.regionserver.Replication;
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import org.apache.hadoop.hbase.replication.regionserver.ReplicationSourceManager;
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import org.apache.hadoop.hbase.util.FSUtils;
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import org.apache.hadoop.hbase.zookeeper.ZooKeeperWatcher;
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import org.apache.hadoop.util.Tool;
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import org.apache.hadoop.util.ToolRunner;
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/**
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* In a scenario of Replication based Disaster/Recovery, when hbase
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* Master-Cluster crashes, this tool is used to sync-up the delta from Master to
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* Slave using the info from Zookeeper. The tool will run on Master-Cluser, and
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* assume ZK, Filesystem and NetWork still available after hbase crashes
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*
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* hbase org.apache.hadoop.hbase.replication.regionserver.ReplicationSyncUp
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*/
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public class ReplicationSyncUp extends Configured implements Tool {
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static final Log LOG = LogFactory.getLog(ReplicationSyncUp.class.getName());
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private static Configuration conf;
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private static final long SLEEP_TIME = 10000;
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// although the tool is designed to be run on command line
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// this api is provided for executing the tool through another app
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public static void setConfigure(Configuration config) {
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conf = config;
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}
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/**
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* Main program
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* @param args
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* @throws Exception
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*/
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public static void main(String[] args) throws Exception {
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if (conf == null) conf = HBaseConfiguration.create();
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int ret = ToolRunner.run(conf, new ReplicationSyncUp(), args);
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System.exit(ret);
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}
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@Override
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public int run(String[] args) throws Exception {
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Replication replication;
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ReplicationSourceManager manager;
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FileSystem fs;
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Path oldLogDir, logDir, rootDir;
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ZooKeeperWatcher zkw;
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Abortable abortable = new Abortable() {
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@Override
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public void abort(String why, Throwable e) {
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}
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@Override
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public boolean isAborted() {
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return false;
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}
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};
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zkw =
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new ZooKeeperWatcher(conf, "syncupReplication" + System.currentTimeMillis(), abortable,
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true);
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rootDir = FSUtils.getRootDir(conf);
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fs = FileSystem.get(conf);
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oldLogDir = new Path(rootDir, HConstants.HREGION_OLDLOGDIR_NAME);
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logDir = new Path(rootDir, HConstants.HREGION_LOGDIR_NAME);
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System.out.println("Start Replication Server start");
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replication = new Replication(new DummyServer(zkw), fs, logDir, oldLogDir);
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manager = replication.getReplicationManager();
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manager.init();
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try {
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int numberOfOldSource = 1; // default wait once
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while (numberOfOldSource > 0) {
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Thread.sleep(SLEEP_TIME);
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numberOfOldSource = manager.getOldSources().size();
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}
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} catch (InterruptedException e) {
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System.err.println("didn't wait long enough:" + e);
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return (-1);
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}
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manager.join();
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return (0);
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}
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static class DummyServer implements Server {
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String hostname;
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ZooKeeperWatcher zkw;
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DummyServer(ZooKeeperWatcher zkw) {
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// an unique name in case the first run fails
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hostname = System.currentTimeMillis() + ".SyncUpTool.replication.org";
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this.zkw = zkw;
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}
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DummyServer(String hostname) {
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this.hostname = hostname;
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}
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@Override
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public Configuration getConfiguration() {
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return conf;
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}
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@Override
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public ZooKeeperWatcher getZooKeeper() {
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return zkw;
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}
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@Override
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public CatalogTracker getCatalogTracker() {
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return null;
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}
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@Override
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public ServerName getServerName() {
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return ServerName.valueOf(hostname, 1234, 1L);
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}
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@Override
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public void abort(String why, Throwable e) {
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}
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@Override
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public boolean isAborted() {
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return false;
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}
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@Override
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public void stop(String why) {
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}
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@Override
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public boolean isStopped() {
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return false;
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}
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}
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}
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@ -0,0 +1,361 @@
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/*
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* Licensed to the Apache Software Foundation (ASF) under one
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* or more contributor license agreements. See the NOTICE file
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* distributed with this work for additional information
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* regarding copyright ownership. The ASF licenses this file
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* to you under the Apache License, Version 2.0 (the
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* "License"); you may not use this file except in compliance
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* with the License. You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.apache.hadoop.hbase.replication;
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import static org.junit.Assert.assertEquals;
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import java.util.ArrayList;
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import java.util.List;
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import org.apache.commons.logging.Log;
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import org.apache.commons.logging.LogFactory;
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import org.apache.hadoop.hbase.*;
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import org.apache.hadoop.hbase.client.Delete;
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import org.apache.hadoop.hbase.client.HBaseAdmin;
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import org.apache.hadoop.hbase.client.HTable;
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import org.apache.hadoop.hbase.client.Put;
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import org.apache.hadoop.hbase.client.replication.ReplicationAdmin;
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import org.apache.hadoop.hbase.util.Bytes;
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import org.apache.hadoop.hbase.replication.regionserver.ReplicationSyncUp;
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import org.junit.Before;
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import org.junit.Test;
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import org.junit.experimental.categories.Category;
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@Category(LargeTests.class)
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public class TestReplicationSyncUpTool extends TestReplicationBase {
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private static final Log LOG = LogFactory.getLog(TestReplicationSyncUpTool.class);
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private static final byte[] t1_su = Bytes.toBytes("t1_syncup");
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private static final byte[] t2_su = Bytes.toBytes("t2_syncup");
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private static final byte[] famName = Bytes.toBytes("cf1");
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private static final byte[] qualName = Bytes.toBytes("q1");
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private static final byte[] noRepfamName = Bytes.toBytes("norep");
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private HTableDescriptor t1_syncupSource, t1_syncupTarget;
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private HTableDescriptor t2_syncupSource, t2_syncupTarget;
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private HTable ht1Source, ht2Source, ht1TargetAtPeer1, ht2TargetAtPeer1;
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private int rowCount_ht1Source, rowCount_ht2Source, rowCount_ht1TargetAtPeer1,
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rowCount_ht2TargetAtPeer1;
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@Before
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public void setUp() throws Exception {
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HColumnDescriptor fam;
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t1_syncupSource = new HTableDescriptor(TableName.valueOf(t1_su));
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fam = new HColumnDescriptor(famName);
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fam.setScope(HConstants.REPLICATION_SCOPE_GLOBAL);
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t1_syncupSource.addFamily(fam);
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fam = new HColumnDescriptor(noRepfamName);
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t1_syncupSource.addFamily(fam);
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t1_syncupTarget = new HTableDescriptor(TableName.valueOf(t1_su));
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fam = new HColumnDescriptor(famName);
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t1_syncupTarget.addFamily(fam);
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fam = new HColumnDescriptor(noRepfamName);
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t1_syncupTarget.addFamily(fam);
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t2_syncupSource = new HTableDescriptor(TableName.valueOf(t2_su));
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fam = new HColumnDescriptor(famName);
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fam.setScope(HConstants.REPLICATION_SCOPE_GLOBAL);
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t2_syncupSource.addFamily(fam);
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fam = new HColumnDescriptor(noRepfamName);
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t2_syncupSource.addFamily(fam);
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t2_syncupTarget = new HTableDescriptor(TableName.valueOf(t2_su));
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fam = new HColumnDescriptor(famName);
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t2_syncupTarget.addFamily(fam);
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fam = new HColumnDescriptor(noRepfamName);
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t2_syncupTarget.addFamily(fam);
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}
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/**
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* Add a row to a table in each cluster, check it's replicated, delete it,
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* check's gone Also check the puts and deletes are not replicated back to
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* the originating cluster.
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*/
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@Test(timeout = 300000)
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public void testSyncUpTool() throws Exception {
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/**
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* Set up Replication: on Master and one Slave
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* Table: t1_syncup and t2_syncup
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* columnfamily:
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* 'cf1' : replicated
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* 'norep': not replicated
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*/
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setupReplication();
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/**
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* at Master:
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* t1_syncup: put 100 rows into cf1, and 1 rows into norep
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* t2_syncup: put 200 rows into cf1, and 1 rows into norep
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*
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* verify correctly replicated to slave
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*/
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putAndReplicateRows();
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/**
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* Verify delete works
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*
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* step 1: stop hbase on Slave
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*
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* step 2: at Master:
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* t1_syncup: delete 50 rows from cf1
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* t2_syncup: delete 100 rows from cf1
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* no change on 'norep'
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*
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* step 3: stop hbase on master, restart hbase on Slave
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*
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* step 4: verify Slave still have the rows before delete
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* t1_syncup: 100 rows from cf1
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* t2_syncup: 200 rows from cf1
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*
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* step 5: run syncup tool on Master
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*
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* step 6: verify that delete show up on Slave
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* t1_syncup: 50 rows from cf1
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* t2_syncup: 100 rows from cf1
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*
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* verify correctly replicated to Slave
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*/
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mimicSyncUpAfterDelete();
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/**
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* Verify put works
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*
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* step 1: stop hbase on Slave
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*
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* step 2: at Master:
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* t1_syncup: put 100 rows from cf1
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* t2_syncup: put 200 rows from cf1
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* and put another row on 'norep'
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* ATTN: put to 'cf1' will overwrite existing rows, so end count will
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* be 100 and 200 respectively
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* put to 'norep' will add a new row.
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*
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* step 3: stop hbase on master, restart hbase on Slave
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*
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* step 4: verify Slave still has the rows before put
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* t1_syncup: 50 rows from cf1
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* t2_syncup: 100 rows from cf1
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*
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* step 5: run syncup tool on Master
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*
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* step 6: verify that put show up on Slave
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* and 'norep' does not
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* t1_syncup: 100 rows from cf1
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* t2_syncup: 200 rows from cf1
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*
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* verify correctly replicated to Slave
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*/
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mimicSyncUpAfterPut();
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}
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private void setupReplication() throws Exception {
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ReplicationAdmin admin1 = new ReplicationAdmin(conf1);
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ReplicationAdmin admin2 = new ReplicationAdmin(conf2);
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HBaseAdmin ha = new HBaseAdmin(conf1);
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ha.createTable(t1_syncupSource);
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ha.createTable(t2_syncupSource);
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ha.close();
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ha = new HBaseAdmin(conf2);
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ha.createTable(t1_syncupTarget);
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ha.createTable(t2_syncupTarget);
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ha.close();
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// Get HTable from Master
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ht1Source = new HTable(conf1, t1_su);
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ht1Source.setWriteBufferSize(1024);
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ht2Source = new HTable(conf1, t2_su);
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ht1Source.setWriteBufferSize(1024);
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// Get HTable from Peer1
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ht1TargetAtPeer1 = new HTable(conf2, t1_su);
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ht1TargetAtPeer1.setWriteBufferSize(1024);
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ht2TargetAtPeer1 = new HTable(conf2, t2_su);
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ht2TargetAtPeer1.setWriteBufferSize(1024);
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/**
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* set M-S : Master: utility1 Slave1: utility2
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*/
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admin1.addPeer("1", utility2.getClusterKey());
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admin1.close();
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admin2.close();
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}
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private void putAndReplicateRows() throws Exception {
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// add rows to Master cluster,
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Put p;
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// 100 + 1 row to t1_syncup
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for (int i = 0; i < NB_ROWS_IN_BATCH; i++) {
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p = new Put(Bytes.toBytes("row" + i));
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p.add(famName, qualName, Bytes.toBytes("val" + i));
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ht1Source.put(p);
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}
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p = new Put(Bytes.toBytes("row" + 9999));
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p.add(noRepfamName, qualName, Bytes.toBytes("val" + 9999));
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ht1Source.put(p);
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// 200 + 1 row to t2_syncup
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for (int i = 0; i < NB_ROWS_IN_BATCH * 2; i++) {
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p = new Put(Bytes.toBytes("row" + i));
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p.add(famName, qualName, Bytes.toBytes("val" + i));
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ht2Source.put(p);
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}
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p = new Put(Bytes.toBytes("row" + 9999));
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p.add(noRepfamName, qualName, Bytes.toBytes("val" + 9999));
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ht2Source.put(p);
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// ensure replication completed
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Thread.sleep(SLEEP_TIME);
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rowCount_ht1Source = utility1.countRows(ht1Source);
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rowCount_ht1TargetAtPeer1 = utility2.countRows(ht1TargetAtPeer1);
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assertEquals("t1_syncup has 101 rows on source, and 100 on slave1", rowCount_ht1Source - 1,
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rowCount_ht1TargetAtPeer1);
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rowCount_ht2Source = utility1.countRows(ht2Source);
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rowCount_ht2TargetAtPeer1 = utility2.countRows(ht2TargetAtPeer1);
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assertEquals("t2_syncup has 201 rows on source, and 200 on slave1", rowCount_ht2Source - 1,
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rowCount_ht2TargetAtPeer1);
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}
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private void mimicSyncUpAfterDelete() throws Exception {
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utility2.shutdownMiniHBaseCluster();
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List<Delete> list = new ArrayList<Delete>();
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// delete half of the rows
|
||||
for (int i = 0; i < NB_ROWS_IN_BATCH / 2; i++) {
|
||||
String rowKey = "row" + i;
|
||||
Delete del = new Delete(rowKey.getBytes());
|
||||
list.add(del);
|
||||
}
|
||||
ht1Source.delete(list);
|
||||
|
||||
for (int i = 0; i < NB_ROWS_IN_BATCH; i++) {
|
||||
String rowKey = "row" + i;
|
||||
Delete del = new Delete(rowKey.getBytes());
|
||||
list.add(del);
|
||||
}
|
||||
ht2Source.delete(list);
|
||||
|
||||
rowCount_ht1Source = utility1.countRows(ht1Source);
|
||||
assertEquals("t1_syncup has 51 rows on source, after remove 50 of the replicated colfam", 51,
|
||||
rowCount_ht1Source);
|
||||
|
||||
rowCount_ht2Source = utility1.countRows(ht2Source);
|
||||
assertEquals("t2_syncup has 101 rows on source, after remove 100 of the replicated colfam",
|
||||
101, rowCount_ht2Source);
|
||||
|
||||
utility1.shutdownMiniHBaseCluster();
|
||||
utility2.restartHBaseCluster(1);
|
||||
|
||||
Thread.sleep(SLEEP_TIME);
|
||||
|
||||
// before sync up
|
||||
rowCount_ht1TargetAtPeer1 = utility2.countRows(ht1TargetAtPeer1);
|
||||
rowCount_ht2TargetAtPeer1 = utility2.countRows(ht2TargetAtPeer1);
|
||||
assertEquals("@Peer1 t1_syncup should still have 100 rows", 100, rowCount_ht1TargetAtPeer1);
|
||||
assertEquals("@Peer1 t2_syncup should still have 200 rows", 200, rowCount_ht2TargetAtPeer1);
|
||||
|
||||
// After sync up
|
||||
syncUp(utility1);
|
||||
rowCount_ht1TargetAtPeer1 = utility2.countRows(ht1TargetAtPeer1);
|
||||
rowCount_ht2TargetAtPeer1 = utility2.countRows(ht2TargetAtPeer1);
|
||||
assertEquals("@Peer1 t1_syncup should be sync up and have 50 rows", 50,
|
||||
rowCount_ht1TargetAtPeer1);
|
||||
assertEquals("@Peer1 t2_syncup should be sync up and have 100 rows", 100,
|
||||
rowCount_ht2TargetAtPeer1);
|
||||
|
||||
}
|
||||
|
||||
private void mimicSyncUpAfterPut() throws Exception {
|
||||
utility1.restartHBaseCluster(1);
|
||||
utility2.shutdownMiniHBaseCluster();
|
||||
|
||||
Put p;
|
||||
// another 100 + 1 row to t1_syncup
|
||||
// we should see 100 + 2 rows now
|
||||
for (int i = 0; i < NB_ROWS_IN_BATCH; i++) {
|
||||
p = new Put(Bytes.toBytes("row" + i));
|
||||
p.add(famName, qualName, Bytes.toBytes("val" + i));
|
||||
ht1Source.put(p);
|
||||
}
|
||||
p = new Put(Bytes.toBytes("row" + 9998));
|
||||
p.add(noRepfamName, qualName, Bytes.toBytes("val" + 9998));
|
||||
ht1Source.put(p);
|
||||
|
||||
// another 200 + 1 row to t1_syncup
|
||||
// we should see 200 + 2 rows now
|
||||
for (int i = 0; i < NB_ROWS_IN_BATCH * 2; i++) {
|
||||
p = new Put(Bytes.toBytes("row" + i));
|
||||
p.add(famName, qualName, Bytes.toBytes("val" + i));
|
||||
ht2Source.put(p);
|
||||
}
|
||||
p = new Put(Bytes.toBytes("row" + 9998));
|
||||
p.add(noRepfamName, qualName, Bytes.toBytes("val" + 9998));
|
||||
ht2Source.put(p);
|
||||
|
||||
rowCount_ht1Source = utility1.countRows(ht1Source);
|
||||
assertEquals("t1_syncup has 102 rows on source", 102, rowCount_ht1Source);
|
||||
rowCount_ht2Source = utility1.countRows(ht2Source);
|
||||
assertEquals("t2_syncup has 202 rows on source", 202, rowCount_ht2Source);
|
||||
|
||||
utility1.shutdownMiniHBaseCluster();
|
||||
utility2.restartHBaseCluster(1);
|
||||
|
||||
Thread.sleep(SLEEP_TIME);
|
||||
|
||||
// before sync up
|
||||
rowCount_ht1TargetAtPeer1 = utility2.countRows(ht1TargetAtPeer1);
|
||||
rowCount_ht2TargetAtPeer1 = utility2.countRows(ht2TargetAtPeer1);
|
||||
assertEquals("@Peer1 t1_syncup should be NOT sync up and have 50 rows", 50,
|
||||
rowCount_ht1TargetAtPeer1);
|
||||
assertEquals("@Peer1 t2_syncup should be NOT sync up and have 100 rows", 100,
|
||||
rowCount_ht2TargetAtPeer1);
|
||||
|
||||
// after syun up
|
||||
syncUp(utility1);
|
||||
rowCount_ht1TargetAtPeer1 = utility2.countRows(ht1TargetAtPeer1);
|
||||
rowCount_ht2TargetAtPeer1 = utility2.countRows(ht2TargetAtPeer1);
|
||||
assertEquals("@Peer1 t1_syncup should be sync up and have 100 rows", 100,
|
||||
rowCount_ht1TargetAtPeer1);
|
||||
assertEquals("@Peer1 t2_syncup should be sync up and have 200 rows", 200,
|
||||
rowCount_ht2TargetAtPeer1);
|
||||
|
||||
}
|
||||
|
||||
private void syncUp(HBaseTestingUtility ut) throws Exception {
|
||||
ReplicationSyncUp.setConfigure(ut.getConfiguration());
|
||||
String[] arguments = new String[] { null };
|
||||
new ReplicationSyncUp().run(arguments);
|
||||
}
|
||||
|
||||
}
|
||||
Loading…
Reference in New Issue