/*
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* CDDL HEADER START
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*
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* The contents of this file are subject to the terms of the
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* Common Development and Distribution License, Version 1.0 only
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* (the "License"). You may not use this file except in compliance
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* with the License.
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*
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* You can obtain a copy of the license at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE
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* or https://OpenDS.dev.java.net/OpenDS.LICENSE.
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* See the License for the specific language governing permissions
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* and limitations under the License.
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*
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* When distributing Covered Code, include this CDDL HEADER in each
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* file and include the License file at
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* trunk/opends/resource/legal-notices/OpenDS.LICENSE. If applicable,
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* add the following below this CDDL HEADER, with the fields enclosed
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* by brackets "[]" replaced with your own identifying information:
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* Portions Copyright [yyyy] [name of copyright owner]
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*
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* CDDL HEADER END
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*
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*
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* Portions Copyright 2006-2007 Sun Microsystems, Inc.
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*/
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package org.opends.server.synchronization;
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import static org.opends.server.loggers.Error.logError;
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import static org.testng.Assert.assertEquals;
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import static org.testng.Assert.assertTrue;
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import static org.testng.Assert.fail;
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import java.util.ArrayList;
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import java.util.LinkedHashSet;
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import java.util.LinkedList;
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import java.util.List;
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import org.opends.server.TestCaseUtils;
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import org.opends.server.api.MonitorProvider;
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import org.opends.server.config.ConfigEntry;
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import org.opends.server.config.ConfigException;
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import org.opends.server.core.AddOperation;
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import org.opends.server.core.DirectoryServer;
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import org.opends.server.core.ModifyOperation;
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import org.opends.server.core.Operation;
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import org.opends.server.protocols.internal.InternalClientConnection;
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import org.opends.server.synchronization.plugin.ChangelogBroker;
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import org.opends.server.synchronization.protocol.AddMsg;
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import org.opends.server.synchronization.protocol.SynchronizationMessage;
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import org.opends.server.types.Attribute;
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import org.opends.server.types.AttributeType;
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import org.opends.server.types.AttributeValue;
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import org.opends.server.types.DN;
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import org.opends.server.types.Entry;
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import org.opends.server.types.ErrorLogCategory;
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import org.opends.server.types.ErrorLogSeverity;
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import org.opends.server.types.InitializationException;
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import org.opends.server.types.Modification;
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import org.opends.server.types.ModificationType;
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import org.opends.server.types.OperationType;
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import org.opends.server.types.ResultCode;
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import org.testng.annotations.BeforeClass;
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import org.testng.annotations.Test;
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/**
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* Stress test for the synchronization code using the ChangelogBroker API.
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*/
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public class StressTest extends SynchronizationTestCase
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{
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private static final String SYNCHRONIZATION_STRESS_TEST =
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"Synchronization Stress Test";
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/**
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* The Synchronization config manager entry
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*/
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private String synchroStringDN;
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/**
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* The Server synchro entry
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*/
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private String synchroServerStringDN;
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/**
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* The Change log entry
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*/
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private String changeLogStringDN;
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private BrokerReader reader = null;
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/**
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* A "person" entry
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*/
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protected Entry personEntry;
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// WORKAROUND FOR BUG #639 - END -
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/**
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* Stress test from LDAP server to client using the ChangelogBroker API.
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*/
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@Test(enabled=true, groups="slow")
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public void fromServertoBroker() throws Exception
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{
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logError(ErrorLogCategory.SYNCHRONIZATION,
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ErrorLogSeverity.NOTICE,
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"Starting Synchronization StressTest : fromServertoBroker" , 1);
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final DN baseDn = DN.decode("ou=People,dc=example,dc=com");
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final int TOTAL_MESSAGES = 1000;
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ChangelogBroker broker =
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openChangelogSession(baseDn, (short) 18, 100, 8989, 5000, true);
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Monitor monitor = new Monitor("stress test monitor");
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DirectoryServer.registerMonitorProvider(monitor);
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try {
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/*
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* Test that operations done on this server are sent to the
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* changelog server and forwarded to our changelog broker session.
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*/
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// Create an Entry (add operation) that will be later used in the test.
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Entry tmp = personEntry.duplicate(false);
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AddOperation addOp = new AddOperation(connection,
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InternalClientConnection.nextOperationID(), InternalClientConnection
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.nextMessageID(), null, tmp.getDN(),
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tmp.getObjectClasses(), tmp.getUserAttributes(),
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tmp.getOperationalAttributes());
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addOp.run();
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entryList.add(personEntry.getDN());
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assertTrue(DirectoryServer.entryExists(personEntry.getDN()),
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"The Add Entry operation failed");
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if (ResultCode.SUCCESS == addOp.getResultCode())
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{
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// Check if the client has received the msg
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SynchronizationMessage msg = broker.receive();
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assertTrue(msg instanceof AddMsg,
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"The received synchronization message is not an ADD msg");
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AddMsg addMsg = (AddMsg) msg;
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Operation receivedOp = addMsg.createOperation(connection);
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assertTrue(OperationType.ADD.compareTo(receivedOp.getOperationType()) == 0,
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"The received synchronization message is not an ADD msg");
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assertEquals(DN.decode(addMsg.getDn()),personEntry.getDN(),
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"The received ADD synchronization message is not for the excepted DN");
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}
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reader = new BrokerReader(broker);
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reader.start();
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int count = TOTAL_MESSAGES;
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// Create a number of writer thread that will loop modifying the entry
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List<Thread> writerThreadList = new LinkedList<Thread>();
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for (int n = 0; n < 1; n++)
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{
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BrokerWriter writer = new BrokerWriter(count);
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writerThreadList.add(writer);
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}
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for (Thread thread : writerThreadList)
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{
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thread.start();
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}
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// wait for all the threads to finish.
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for (Thread thread : writerThreadList)
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{
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thread.join();
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}
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int rcvCount = reader.getCount();
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if (rcvCount != TOTAL_MESSAGES)
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{
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fail("some messages were lost : expected : " +TOTAL_MESSAGES +
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" received : " + rcvCount);
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}
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}
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finally {
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DirectoryServer.deregisterMonitorProvider(SYNCHRONIZATION_STRESS_TEST);
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broker.stop();
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}
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}
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/**
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* Set up the environment for performing the tests in this Class.
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* synchronization
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*
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* @throws Exception
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* If the environment could not be set up.
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*/
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@BeforeClass
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public void setUp() throws Exception
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{
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// This test suite depends on having the schema available.
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TestCaseUtils.startServer();
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// Create an internal connection
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connection = InternalClientConnection.getRootConnection();
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// Disable schema check
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schemaCheck = DirectoryServer.checkSchema();
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DirectoryServer.setCheckSchema(false);
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// Create backend top level entries
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String[] topEntries = new String[2];
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topEntries[0] = "dn: dc=example,dc=com\n" + "objectClass: top\n"
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+ "objectClass: domain\n";
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topEntries[1] = "dn: ou=People,dc=example,dc=com\n" + "objectClass: top\n"
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+ "objectClass: organizationalUnit\n"
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+ "entryUUID: 11111111-1111-1111-1111-111111111111\n";
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Entry entry;
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for (int i = 0; i < topEntries.length; i++)
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{
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entry = TestCaseUtils.entryFromLdifString(topEntries[i]);
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AddOperation addOp = new AddOperation(connection,
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InternalClientConnection.nextOperationID(), InternalClientConnection
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.nextMessageID(), null, entry.getDN(), entry.getObjectClasses(),
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entry.getUserAttributes(), entry.getOperationalAttributes());
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addOp.setInternalOperation(true);
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addOp.run();
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entryList.add(entry.getDN());
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}
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// top level synchro provider
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synchroStringDN = "cn=Synchronization Providers,cn=config";
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// Multimaster Synchro plugin
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synchroPluginStringDN = "cn=Multimaster Synchronization, "
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+ synchroStringDN;
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String synchroPluginLdif = "dn: "
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+ synchroPluginStringDN
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+ "\n"
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+ "objectClass: top\n"
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+ "objectClass: ds-cfg-synchronization-provider\n"
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+ "ds-cfg-synchronization-provider-enabled: true\n"
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+ "ds-cfg-synchronization-provider-class: org.opends.server.synchronization.MultimasterSynchronization\n";
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synchroPluginEntry = TestCaseUtils.entryFromLdifString(synchroPluginLdif);
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// Change log
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changeLogStringDN = "cn=Changelog Server, " + synchroPluginStringDN;
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String changeLogLdif = "dn: " + changeLogStringDN + "\n"
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+ "objectClass: top\n"
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+ "objectClass: ds-cfg-synchronization-changelog-server-config\n"
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+ "cn: Changelog Server\n" + "ds-cfg-changelog-port: 8989\n"
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+ "ds-cfg-changelog-server-id: 1\n";
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changeLogEntry = TestCaseUtils.entryFromLdifString(changeLogLdif);
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// suffix synchronized
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synchroServerStringDN = "cn=example, " + synchroPluginStringDN;
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String synchroServerLdif = "dn: " + synchroServerStringDN + "\n"
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+ "objectClass: top\n"
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+ "objectClass: ds-cfg-synchronization-provider-config\n"
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+ "cn: example\n"
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+ "ds-cfg-synchronization-dn: ou=People,dc=example,dc=com\n"
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+ "ds-cfg-changelog-server: localhost:8989\n"
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+ "ds-cfg-directory-server-id: 1\n" + "ds-cfg-receive-status: true\n";
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synchroServerEntry = TestCaseUtils.entryFromLdifString(synchroServerLdif);
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String personLdif = "dn: uid=user.1,ou=People,dc=example,dc=com\n"
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+ "objectClass: top\n" + "objectClass: person\n"
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+ "objectClass: organizationalPerson\n"
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+ "objectClass: inetOrgPerson\n" + "uid: user.1\n"
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+ "homePhone: 951-245-7634\n"
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+ "description: This is the description for Aaccf Amar.\n" + "st: NC\n"
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+ "mobile: 027-085-0537\n"
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+ "postalAddress: Aaccf Amar$17984 Thirteenth Street"
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+ "$Rockford, NC 85762\n" + "mail: user.1@example.com\n"
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+ "cn: Aaccf Amar\n" + "l: Rockford\n" + "pager: 508-763-4246\n"
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+ "street: 17984 Thirteenth Street\n"
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+ "telephoneNumber: 216-564-6748\n" + "employeeNumber: 1\n"
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+ "sn: Amar\n" + "givenName: Aaccf\n" + "postalCode: 85762\n"
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+ "userPassword: password\n" + "initials: AA\n";
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personEntry = TestCaseUtils.entryFromLdifString(personLdif);
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configureSynchronization();
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}
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/**
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* @return
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*/
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private List<Modification> generatemods(String attrName, String attrValue)
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{
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AttributeType attrType =
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DirectoryServer.getAttributeType(attrName.toLowerCase(), true);
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LinkedHashSet<AttributeValue> values = new LinkedHashSet<AttributeValue>();
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values.add(new AttributeValue(attrType, attrValue));
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Attribute attr = new Attribute(attrType, attrName, values);
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List<Modification> mods = new ArrayList<Modification>();
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Modification mod = new Modification(ModificationType.REPLACE, attr);
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mods.add(mod);
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return mods;
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}
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private class BrokerWriter extends Thread
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{
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int count;
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/**
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* Creates a new Stress Test Reader
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* @param broker
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*/
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public BrokerWriter(int count)
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{
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this.count = count;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void run()
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{
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while (count>0)
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{
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count--;
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// must generate the mods for every operation because they are modified
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// by processModify.
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List<Modification> mods = generatemods("telephonenumber", "01 02 45");
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ModifyOperation modOp =
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connection.processModify(personEntry.getDN(), mods);
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assertEquals(modOp.getResultCode(), ResultCode.SUCCESS);
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}
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}
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}
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/**
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* Continuously reads messages from a changelog broker until there is nothing
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* left. Count the number of received messages.
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*/
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private class BrokerReader extends Thread
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{
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private ChangelogBroker broker;
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private int count = 0;
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private Boolean finished = false;
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/**
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* Creates a new Stress Test Reader
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* @param broker
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*/
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public BrokerReader(ChangelogBroker broker)
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{
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this.broker = broker;
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}
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/**
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* {@inheritDoc}
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*/
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@Override
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public void run()
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{
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// loop receiving messages until either we get a timeout
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// because there is nothing left or an error condition happens.
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try
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{
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while (true)
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{
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SynchronizationMessage msg = broker.receive();
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if (msg == null)
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break;
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count ++;
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}
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} catch (Exception e)
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{}
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finally
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{
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synchronized (this)
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{
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finished = true;
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this.notify();
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}
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}
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}
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/**
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* wait until the thread has finished its job then return the number of
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* received messages.
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*/
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public int getCount()
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{
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synchronized (this)
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{
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int i = 20;
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while ((finished != true) && (i-- >0))
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{
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try
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{
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this.wait(6000);
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} catch (InterruptedException e)
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{
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return -1;
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}
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}
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return count;
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}
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}
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public int getCurrentCount()
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{
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return count;
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}
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}
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private class Monitor extends MonitorProvider
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{
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protected Monitor(String threadName)
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{
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super(threadName);
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}
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@Override
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public List<Attribute> getMonitorData()
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{
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Attribute attr;
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if (reader == null)
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attr = new Attribute("received-messages", "not yet started");
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else
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attr = new Attribute("received-messages",
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String.valueOf(reader.getCurrentCount()));
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List<Attribute> list = new LinkedList<Attribute>();
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list.add(attr);
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attr = new Attribute("base-dn", "ou=People,dc=example,dc=com");
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list.add(attr);
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return list;
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}
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@Override
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public String getMonitorInstanceName()
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{
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return SYNCHRONIZATION_STRESS_TEST;
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}
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@Override
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public void updateMonitorData()
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{
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// nothing to do
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}
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@Override
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public void initializeMonitorProvider(ConfigEntry configEntry)
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throws ConfigException, InitializationException
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{
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// nothing to do
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}
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@Override
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public long getUpdateInterval()
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{
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// we don't wont to do polling on this monitor
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return 0;
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}
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}
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}
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