| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| * |
| */ |
| package org.apache.qpid.server.store.berkeleydb.replication; |
| |
| import java.io.File; |
| import java.util.Collections; |
| import java.util.Map; |
| |
| import javax.jms.Connection; |
| import javax.jms.JMSException; |
| |
| import org.apache.qpid.jms.ConnectionURL; |
| import org.apache.qpid.server.virtualhostnode.berkeleydb.BDBHAVirtualHostNode; |
| import org.apache.qpid.test.utils.QpidBrokerTestCase; |
| |
| public class TwoNodeTest extends QpidBrokerTestCase |
| { |
| private static final String VIRTUAL_HOST = "test"; |
| |
| private static final int NUMBER_OF_NODES = 2; |
| |
| private GroupCreator _groupCreator; |
| |
| /** Used when expectation is client will not (re)-connect */ |
| private ConnectionURL _positiveFailoverUrl; |
| |
| /** Used when expectation is client will not (re)-connect */ |
| private ConnectionURL _negativeFailoverUrl; |
| |
| @Override |
| protected void setUp() throws Exception |
| { |
| assertTrue(isJavaBroker()); |
| assertTrue(isBrokerStorePersistent()); |
| |
| super.setUp(); |
| |
| _groupCreator = new GroupCreator(this, VIRTUAL_HOST, NUMBER_OF_NODES); |
| } |
| |
| @Override |
| public void startDefaultBroker() throws Exception |
| { |
| // Don't start default broker provided by QBTC. |
| } |
| |
| private void startCluster(boolean designedPrimary) throws Exception |
| { |
| setSystemProperty("java.util.logging.config.file", "etc" + File.separator + "log.properties"); |
| _groupCreator.configureClusterNodes(); |
| _groupCreator.setDesignatedPrimaryOnFirstBroker(designedPrimary); |
| _positiveFailoverUrl = _groupCreator.getConnectionUrlForAllClusterNodes(); |
| _negativeFailoverUrl = _groupCreator.getConnectionUrlForAllClusterNodes(200, 0, 2); |
| _groupCreator.startCluster(); |
| } |
| |
| public void testMasterDesignatedPrimaryCanBeRestartedWithoutReplica() throws Exception |
| { |
| startCluster(true); |
| final Connection initialConnection = getConnection(_positiveFailoverUrl); |
| int masterPort = _groupCreator.getBrokerPortNumberFromConnection(initialConnection); |
| assertProducingConsuming(initialConnection); |
| initialConnection.close(); |
| _groupCreator.stopCluster(); |
| _groupCreator.startNode(masterPort); |
| final Connection secondConnection = getConnection(_positiveFailoverUrl); |
| assertProducingConsuming(secondConnection); |
| secondConnection.close(); |
| } |
| |
| public void testClusterRestartWithoutDesignatedPrimary() throws Exception |
| { |
| startCluster(false); |
| final Connection initialConnection = getConnection(_positiveFailoverUrl); |
| assertProducingConsuming(initialConnection); |
| initialConnection.close(); |
| _groupCreator.stopCluster(); |
| _groupCreator.startClusterParallel(); |
| final Connection secondConnection = getConnection(_positiveFailoverUrl); |
| assertProducingConsuming(secondConnection); |
| secondConnection.close(); |
| } |
| |
| public void testDesignatedPrimaryContinuesAfterSecondaryStopped() throws Exception |
| { |
| startCluster(true); |
| _groupCreator.stopNode(_groupCreator.getBrokerPortNumberOfSecondaryNode()); |
| final Connection connection = getConnection(_positiveFailoverUrl); |
| assertNotNull("Expected to get a valid connection to primary", connection); |
| assertProducingConsuming(connection); |
| } |
| |
| public void testPersistentOperationsFailOnNonDesignatedPrimaryAfterSecondaryStopped() throws Exception |
| { |
| startCluster(false); |
| _groupCreator.stopNode(_groupCreator.getBrokerPortNumberOfSecondaryNode()); |
| |
| try |
| { |
| Connection connection = getConnection(_negativeFailoverUrl); |
| assertProducingConsuming(connection); |
| fail("Exception not thrown"); |
| } |
| catch(JMSException e) |
| { |
| // JMSException should be thrown either on getConnection, or produce/consume |
| // depending on whether the relative timing of the node discovering that the |
| // secondary has gone. |
| } |
| } |
| |
| public void testSecondaryDoesNotBecomePrimaryWhenDesignatedPrimaryStopped() throws Exception |
| { |
| startCluster(true); |
| _groupCreator.stopNode(_groupCreator.getBrokerPortNumberOfPrimary()); |
| |
| try |
| { |
| getConnection(_negativeFailoverUrl); |
| fail("Connection not expected"); |
| } |
| catch (JMSException e) |
| { |
| // PASS |
| } |
| } |
| |
| public void testInitialDesignatedPrimaryStateOfNodes() throws Exception |
| { |
| startCluster(true); |
| |
| Map<String, Object> primaryNodeAttributes = _groupCreator.getNodeAttributes(_groupCreator.getBrokerPortNumberOfPrimary()); |
| assertTrue("Expected primary node to be set as designated primary", |
| (Boolean) primaryNodeAttributes.get(BDBHAVirtualHostNode.DESIGNATED_PRIMARY)); |
| |
| Map<String, Object> secondaryNodeAttributes = _groupCreator.getNodeAttributes(_groupCreator.getBrokerPortNumberOfSecondaryNode()); |
| assertFalse("Expected secondary node to NOT be set as designated primary", |
| (Boolean) secondaryNodeAttributes.get(BDBHAVirtualHostNode.DESIGNATED_PRIMARY)); |
| } |
| |
| public void testSecondaryDesignatedAsPrimaryAfterOriginalPrimaryStopped() throws Exception |
| { |
| startCluster(true); |
| |
| _groupCreator.stopNode(_groupCreator.getBrokerPortNumberOfPrimary()); |
| |
| Map<String, Object> secondaryNodeAttributes = _groupCreator.getNodeAttributes(_groupCreator.getBrokerPortNumberOfSecondaryNode()); |
| assertFalse("Expected node to NOT be set as designated primary", (Boolean) secondaryNodeAttributes.get(BDBHAVirtualHostNode.DESIGNATED_PRIMARY)); |
| |
| _groupCreator.setNodeAttributes(_groupCreator.getBrokerPortNumberOfSecondaryNode(), Collections.<String, Object>singletonMap(BDBHAVirtualHostNode.DESIGNATED_PRIMARY, true)); |
| |
| int timeout = 5000; |
| long limit = System.currentTimeMillis() + timeout; |
| while( !((Boolean)secondaryNodeAttributes.get(BDBHAVirtualHostNode.DESIGNATED_PRIMARY)) && System.currentTimeMillis() < limit) |
| { |
| Thread.sleep(100); |
| secondaryNodeAttributes = _groupCreator.getNodeAttributes(_groupCreator.getBrokerPortNumberOfSecondaryNode()); |
| } |
| assertTrue("Expected secondary to transition to primary within " + timeout, (Boolean) secondaryNodeAttributes.get(BDBHAVirtualHostNode.DESIGNATED_PRIMARY)); |
| |
| final Connection connection = getConnection(_positiveFailoverUrl); |
| assertNotNull("Expected to get a valid connection to new primary", connection); |
| assertProducingConsuming(connection); |
| } |
| |
| public void testSetDesignatedAfterReplicaBeingStopped() throws Exception |
| { |
| startCluster(false); |
| |
| _groupCreator.stopNode(_groupCreator.getBrokerPortNumberOfSecondaryNode()); |
| |
| Map<String, Object> secondaryNodeAttributes = _groupCreator.getNodeAttributes(_groupCreator.getBrokerPortNumberOfPrimary()); |
| assertFalse("Expected node to NOT be set as designated primary", (Boolean) secondaryNodeAttributes.get(BDBHAVirtualHostNode.DESIGNATED_PRIMARY)); |
| |
| _groupCreator.setNodeAttributes(_groupCreator.getBrokerPortNumberOfPrimary(), Collections.<String, Object>singletonMap(BDBHAVirtualHostNode.DESIGNATED_PRIMARY, true)); |
| _groupCreator.awaitNodeToAttainRole(_groupCreator.getBrokerPortNumberOfPrimary(), "MASTER" ); |
| |
| final Connection connection = getConnection(_positiveFailoverUrl); |
| assertNotNull("Expected to get a valid connection to primary", connection); |
| assertProducingConsuming(connection); |
| } |
| |
| } |