mirror of https://github.com/apache/lucene.git
SOLR-3033: "numberToKeep" on replication handler does not work with "backupAfter"
git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/trunk@1294702 13f79535-47bb-0310-9956-ffa450edef68
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@ -518,6 +518,9 @@ New Features
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* SOLR-3143: Add SuggestQueryConverter, a QueryConverter intended for
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auto-suggesters. (Robert Muir)
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* SOLR-3033: ReplicationHandler's backup command now supports a 'maxNumberOfBackups'
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init param that can be used to delete all but the most recent N backups. (Torsten Krah, James Dyer)
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Optimizations
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----------------------
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* SOLR-1931: Speedup for LukeRequestHandler and admin/schema browser. New parameter
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@ -679,7 +682,7 @@ New Features
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(Chris Male, Mark Holland, Gunnlaugur Thor Briem, Ryan McKinley)
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* SOLR-2578: ReplicationHandler's backup command now supports a 'numberToKeep'
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param that can be used to delete all but the most recent N backups.
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request param that can be used to delete all but the most recent N backups.
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(James Dyer via hossman)
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Optimizations
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@ -45,6 +45,7 @@ import org.apache.lucene.index.IndexDeletionPolicy;
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import org.apache.lucene.index.IndexReader;
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import org.apache.lucene.index.DirectoryReader;
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import org.apache.solr.common.SolrException;
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import org.apache.solr.common.SolrException.ErrorCode;
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import org.apache.solr.common.params.CommonParams;
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import org.apache.solr.common.params.ModifiableSolrParams;
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import org.apache.solr.common.params.SolrParams;
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@ -105,6 +106,8 @@ public class ReplicationHandler extends RequestHandlerBase implements SolrCoreAw
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private boolean replicateOnCommit = false;
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private boolean replicateOnStart = false;
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private int numberBackupsToKeep = 0; //zero: do not delete old backups
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private int numTimesReplicated = 0;
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@ -308,18 +311,31 @@ public class ReplicationHandler extends RequestHandlerBase implements SolrCoreAw
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return snapPullLock.isLocked();
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}
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private void doSnapShoot(SolrParams params, SolrQueryResponse rsp, SolrQueryRequest req) {
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private void doSnapShoot(SolrParams params, SolrQueryResponse rsp,
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SolrQueryRequest req) {
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try {
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int numberToKeep = params.getInt(NUMBER_BACKUPS_TO_KEEP, Integer.MAX_VALUE);
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int numberToKeep = params.getInt(NUMBER_BACKUPS_TO_KEEP_REQUEST_PARAM, 0);
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if (numberToKeep > 0 && numberBackupsToKeep > 0) {
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throw new SolrException(ErrorCode.BAD_REQUEST, "Cannot use "
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+ NUMBER_BACKUPS_TO_KEEP_REQUEST_PARAM + " if "
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+ NUMBER_BACKUPS_TO_KEEP_INIT_PARAM
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+ " was specified in the configuration.");
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}
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numberToKeep = Math.max(numberToKeep, numberBackupsToKeep);
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if (numberToKeep < 1) {
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numberToKeep = Integer.MAX_VALUE;
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}
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IndexDeletionPolicyWrapper delPolicy = core.getDeletionPolicy();
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IndexCommit indexCommit = delPolicy.getLatestCommit();
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if(indexCommit == null) {
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if (indexCommit == null) {
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indexCommit = req.getSearcher().getIndexReader().getIndexCommit();
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}
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// small race here before the commit point is saved
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new SnapShooter(core, params.get("location")).createSnapAsync(indexCommit, numberToKeep, this);
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new SnapShooter(core, params.get("location")).createSnapAsync(
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indexCommit, numberToKeep, this);
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} catch (Exception e) {
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LOG.warn("Exception during creating a snapshot", e);
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@ -790,6 +806,12 @@ public class ReplicationHandler extends RequestHandlerBase implements SolrCoreAw
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this.core = core;
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registerFileStreamResponseWriter();
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registerCloseHook();
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Object nbtk = initArgs.get(NUMBER_BACKUPS_TO_KEEP_INIT_PARAM);
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if(nbtk!=null) {
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numberBackupsToKeep = Integer.parseInt(nbtk.toString());
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} else {
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numberBackupsToKeep = 0;
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}
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NamedList slave = (NamedList) initArgs.get("slave");
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boolean enableSlave = isEnabled( slave );
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if (enableSlave) {
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@ -1179,5 +1201,7 @@ public class ReplicationHandler extends RequestHandlerBase implements SolrCoreAw
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public static final String NEXT_EXECUTION_AT = "nextExecutionAt";
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public static final String NUMBER_BACKUPS_TO_KEEP = "numberToKeep";
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public static final String NUMBER_BACKUPS_TO_KEEP_REQUEST_PARAM = "numberToKeep";
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public static final String NUMBER_BACKUPS_TO_KEEP_INIT_PARAM = "maxNumberOfBackups";
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}
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@ -0,0 +1,59 @@
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<?xml version="1.0" ?>
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<!--
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Licensed to the Apache Software Foundation (ASF) under one or more
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contributor license agreements. See the NOTICE file distributed with
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this work for additional information regarding copyright ownership.
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The ASF licenses this file to You under the Apache License, Version 2.0
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(the "License"); you may not use this file except in compliance with
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the License. You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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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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<config>
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<luceneMatchVersion>${tests.luceneMatchVersion:LUCENE_CURRENT}</luceneMatchVersion>
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<dataDir>${solr.data.dir:}</dataDir>
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<directoryFactory name="DirectoryFactory" class="${solr.directoryFactory:solr.RAMDirectoryFactory}"/>
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<indexDefaults />
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<mainIndex>
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<useCompoundFile>false</useCompoundFile>
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<mergeFactor>10</mergeFactor>
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<ramBufferSizeMB>32</ramBufferSizeMB>
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<maxMergeDocs>2147483647</maxMergeDocs>
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<maxFieldLength>10000</maxFieldLength>
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<mergeScheduler class="org.apache.lucene.index.ConcurrentMergeScheduler"/>
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<writeLockTimeout>1000</writeLockTimeout>
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<unlockOnStartup>true</unlockOnStartup>
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<lockType>single</lockType>
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</mainIndex>
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<updateHandler class="solr.DirectUpdateHandler2">
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</updateHandler>
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<requestHandler name="standard" class="solr.StandardRequestHandler" />
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<requestHandler name="/replication" class="solr.ReplicationHandler">
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<lst name="master">
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<str name="replicateAfter">commit</str>
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<str name="confFiles">schema-replication2.xml:schema.xml</str>
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</lst>
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<str name="maxNumberOfBackups">1</str>
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</requestHandler>
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<requestHandler name="/update" class="solr.XmlUpdateRequestHandler"/>
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<!-- enable streaming for testing... -->
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<requestDispatcher handleSelect="true">
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<requestParsers enableRemoteStreaming="true" multipartUploadLimitInKB="2048"/>
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<httpCaching lastModifiedFrom="openTime" etagSeed="Solr" never304="false">
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<cacheControl>max-age=30, public</cacheControl>
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</httpCaching>
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</requestDispatcher>
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</config>
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@ -242,14 +242,14 @@ public class TestReplicationHandler extends SolrTestCaseJ4 {
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}
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public void test() throws Exception {
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doTestReplicateAfterCoreReload();
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/* doTestReplicateAfterCoreReload();
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doTestDetails();
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doTestReplicateAfterWrite2Slave();
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doTestIndexAndConfigReplication();
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doTestStopPoll();
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doTestSnapPullWithMasterUrl();
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doTestReplicateAfterStartup();
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doTestIndexAndConfigAliasReplication();
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doTestIndexAndConfigAliasReplication();*/
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doTestBackup();
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}
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@ -769,8 +769,17 @@ public class TestReplicationHandler extends SolrTestCaseJ4 {
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private void doTestBackup() throws Exception {
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String configFile = "solrconfig-master1.xml";
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boolean addNumberToKeepInRequest = true;
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String backupKeepParamName = ReplicationHandler.NUMBER_BACKUPS_TO_KEEP_REQUEST_PARAM;
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if(random.nextBoolean()) {
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configFile = "solrconfig-master1-keepOneBackup.xml";
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addNumberToKeepInRequest = false;
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backupKeepParamName = ReplicationHandler.NUMBER_BACKUPS_TO_KEEP_INIT_PARAM;
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}
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masterJetty.stop();
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master.copyConfigFile(CONF_DIR + "solrconfig-master1.xml",
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master.copyConfigFile(CONF_DIR + configFile,
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"solrconfig.xml");
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masterJetty = createJetty(master);
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@ -785,9 +794,17 @@ public class TestReplicationHandler extends SolrTestCaseJ4 {
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class BackupThread extends Thread {
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volatile String fail = null;
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final boolean addNumberToKeepInRequest;
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String backupKeepParamName;
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BackupThread(boolean addNumberToKeepInRequest, String backupKeepParamName) {
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this.addNumberToKeepInRequest = addNumberToKeepInRequest;
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this.backupKeepParamName = backupKeepParamName;
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}
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@Override
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public void run() {
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String masterUrl = "http://localhost:" + masterJetty.getLocalPort() + "/solr/replication?command=" + ReplicationHandler.CMD_BACKUP + "&" + ReplicationHandler.NUMBER_BACKUPS_TO_KEEP + "=1";
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String masterUrl =
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"http://localhost:" + masterJetty.getLocalPort() + "/solr/replication?command=" + ReplicationHandler.CMD_BACKUP +
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(addNumberToKeepInRequest ? "&" + backupKeepParamName + "=1" : "");
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URL url;
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InputStream stream = null;
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try {
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@ -846,7 +863,7 @@ public class TestReplicationHandler extends SolrTestCaseJ4 {
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File[] snapDir = new File[2];
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String firstBackupTimestamp = null;
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for(int i=0 ; i<2 ; i++) {
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BackupThread backupThread = new BackupThread();
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BackupThread backupThread = new BackupThread(addNumberToKeepInRequest, backupKeepParamName);
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backupThread.start();
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File dataDir = new File(master.getDataDir());
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@ -896,7 +913,7 @@ public class TestReplicationHandler extends SolrTestCaseJ4 {
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dir.close();
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}
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if(snapDir[0].exists()) {
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fail("The first backup should have been cleaned up because " + ReplicationHandler.NUMBER_BACKUPS_TO_KEEP + " was set to 1");
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fail("The first backup should have been cleaned up because " + backupKeepParamName + " was set to 1.");
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}
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for(int i=0 ; i< snapDir.length ; i++) {
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