opendaylight/netconf/netconf-impl/src/test/java/org/opendaylight/controller/netconf/impl/ConcurrentClientsTest.java

   1 /*
   2  * Copyright (c) 2013 Cisco Systems, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8
   9 package org.opendaylight.controller.netconf.impl;
  10
  11 import com.google.common.base.Optional;
  12 import com.google.common.collect.Sets;
  13 import io.netty.channel.ChannelFuture;
  14 import io.netty.util.HashedWheelTimer;
  15 import org.apache.commons.io.IOUtils;
  16 import org.junit.After;
  17 import org.junit.Before;
  18 import org.junit.Test;
  19 import org.mockito.Mock;
  20 import org.mockito.MockitoAnnotations;
  21 import org.opendaylight.controller.config.util.ConfigRegistryJMXClient;
  22 import org.opendaylight.controller.config.util.ConfigTransactionJMXClient;
  23 import org.opendaylight.controller.config.yang.store.api.YangStoreService;
  24 import org.opendaylight.controller.config.yang.store.api.YangStoreSnapshot;
  25 import org.opendaylight.controller.netconf.api.NetconfDocumentedException;
  26 import org.opendaylight.controller.netconf.api.NetconfMessage;
  27 import org.opendaylight.controller.netconf.api.NetconfOperationRouter;
  28 import org.opendaylight.controller.netconf.client.NetconfClient;
  29 import org.opendaylight.controller.netconf.impl.osgi.NetconfOperationServiceFactoryListenerImpl;
  30 import org.opendaylight.controller.netconf.mapping.api.*;
  31 import org.opendaylight.controller.netconf.util.test.XmlFileLoader;
  32 import org.opendaylight.controller.netconf.util.xml.XmlUtil;
  33 import org.slf4j.Logger;
  34 import org.slf4j.LoggerFactory;
  35 import org.w3c.dom.Document;
  36
  37 import javax.management.ObjectName;
  38 import javax.net.ssl.SSLContext;
  39 import java.io.DataOutputStream;
  40 import java.io.InputStream;
  41 import java.io.InputStreamReader;
  42 import java.lang.management.ManagementFactory;
  43 import java.net.InetSocketAddress;
  44 import java.net.Socket;
  45 import java.util.ArrayList;
  46 import java.util.Collections;
  47 import java.util.List;
  48 import java.util.Set;
  49 import java.util.concurrent.TimeUnit;
  50
  51 import static com.google.common.base.Preconditions.checkNotNull;
  52 import static org.junit.Assert.assertTrue;
  53 import static org.mockito.Matchers.any;
  54 import static org.mockito.Mockito.doReturn;
  55 import static org.mockito.Mockito.mock;
  56
  57 public class ConcurrentClientsTest {
  58
  59     private static final int CONCURRENCY = 16;
  60     @Mock
  61     private YangStoreService yangStoreService;
  62     @Mock
  63     private ConfigRegistryJMXClient jmxClient;
  64
  65     private final InetSocketAddress netconfAddress = new InetSocketAddress("127.0.0.1", 8303);
  66
  67     static final Logger logger = LoggerFactory.getLogger(ConcurrentClientsTest.class);
  68
  69     private DefaultCommitNotificationProducer commitNot;
  70     private NetconfServerDispatcher dispatch;
  71
  72     @Before
  73     public void setUp() throws Exception {
  74         { // init mocks
  75             MockitoAnnotations.initMocks(this);
  76             final YangStoreSnapshot yStore = mock(YangStoreSnapshot.class);
  77             doReturn(yStore).when(this.yangStoreService).getYangStoreSnapshot();
  78             doReturn(Collections.emptyMap()).when(yStore).getModuleMXBeanEntryMap();
  79             doReturn(Collections.emptyMap()).when(yStore).getModuleMap();
  80
  81             final ConfigTransactionJMXClient mockedTCl = mock(ConfigTransactionJMXClient.class);
  82             doReturn(mockedTCl).when(this.jmxClient).getConfigTransactionClient(any(ObjectName.class));
  83
  84             doReturn(Collections.emptySet()).when(jmxClient).lookupConfigBeans();
  85         }
  86
  87         NetconfOperationServiceFactoryListenerImpl factoriesListener = new NetconfOperationServiceFactoryListenerImpl();
  88         factoriesListener.onAddNetconfOperationServiceFactory(mockOpF());
  89
  90         SessionIdProvider idProvider = new SessionIdProvider();
  91         NetconfServerSessionNegotiatorFactory serverNegotiatorFactory = new NetconfServerSessionNegotiatorFactory(
  92                 new HashedWheelTimer(5000, TimeUnit.MILLISECONDS), factoriesListener, idProvider);
  93
  94         commitNot = new DefaultCommitNotificationProducer(ManagementFactory.getPlatformMBeanServer());
  95
  96         NetconfServerSessionListenerFactory listenerFactory = new NetconfServerSessionListenerFactory(
  97                 factoriesListener, commitNot, idProvider);
  98         dispatch = new NetconfServerDispatcher(Optional.<SSLContext> absent(), serverNegotiatorFactory, listenerFactory);
  99
 100         ChannelFuture s = dispatch.createServer(netconfAddress);
 101         s.await();
 102     }
 103
 104     private NetconfOperationServiceFactory mockOpF() {
 105         return new NetconfOperationServiceFactory() {
 106             @Override
 107             public NetconfOperationService createService(long netconfSessionId, String netconfSessionIdForReporting) {
 108                 return new NetconfOperationService() {
 109                     @Override
 110                     public Set<Capability> getCapabilities() {
 111                         return Collections.emptySet();
 112                     }
 113
 114                     @Override
 115                     public Set<NetconfOperation> getNetconfOperations() {
 116                         return Sets.<NetconfOperation> newHashSet(new NetconfOperation() {
 117                             @Override
 118                             public HandlingPriority canHandle(Document message) {
 119                                 return HandlingPriority.getHandlingPriority(Integer.MAX_VALUE);
 120                             }
 121
 122                             @Override
 123                             public Document handle(Document message, NetconfOperationRouter operationRouter)
 124                                     throws NetconfDocumentedException {
 125                                 try {
 126                                     return XmlUtil.readXmlToDocument("<test/>");
 127                                 } catch (Exception e) {
 128                                     throw new RuntimeException(e);
 129                                 }
 130                             }
 131                         });
 132                     }
 133
 134                     @Override
 135                     public Set<NetconfOperationFilter> getFilters() {
 136                         return Collections.emptySet();
 137                     }
 138
 139                     @Override
 140                     public void close() {
 141                     }
 142                 };
 143             }
 144         };
 145     }
 146
 147     @After
 148     public void cleanUp() throws Exception {
 149         commitNot.close();
 150         dispatch.close();
 151     }
 152
 153     @Test
 154     public void multipleClients() throws Exception {
 155         List<TestingThread> threads = new ArrayList<>();
 156
 157         final int attempts = 5;
 158         for (int i = 0; i < CONCURRENCY; i++) {
 159             TestingThread thread = new TestingThread(String.valueOf(i), attempts);
 160             threads.add(thread);
 161             thread.start();
 162         }
 163
 164         for (TestingThread thread : threads) {
 165             thread.join();
 166             assertTrue(thread.success);
 167         }
 168     }
 169
 170     @Test
 171     public void synchronizationTest() throws Exception {
 172         new BlockingThread("foo").run2();
 173     }
 174
 175     @Test
 176     public void multipleBlockingClients() throws Exception {
 177         List<BlockingThread> threads = new ArrayList<>();
 178         for (int i = 0; i < CONCURRENCY; i++) {
 179             BlockingThread thread = new BlockingThread(String.valueOf(i));
 180             threads.add(thread);
 181             thread.start();
 182         }
 183
 184         for (BlockingThread thread : threads) {
 185             thread.join();
 186             assertTrue(thread.success);
 187         }
 188     }
 189
 190     class BlockingThread extends Thread {
 191         Boolean success;
 192
 193         public BlockingThread(String name) {
 194             super("client-" + name);
 195         }
 196
 197         @Override
 198         public void run() {
 199             try {
 200                 run2();
 201                 success = true;
 202             } catch (Exception e) {
 203                 success = false;
 204                 throw new RuntimeException(e);
 205             }
 206         }
 207
 208         private void run2() throws Exception {
 209             InputStream clientHello = checkNotNull(XmlFileLoader
 210                     .getResourceAsStream("netconfMessages/client_hello.xml"));
 211             InputStream getConfig = checkNotNull(XmlFileLoader.getResourceAsStream("netconfMessages/getConfig.xml"));
 212
 213             Socket clientSocket = new Socket(netconfAddress.getHostString(), netconfAddress.getPort());
 214             DataOutputStream outToServer = new DataOutputStream(clientSocket.getOutputStream());
 215             InputStreamReader inFromServer = new InputStreamReader(clientSocket.getInputStream());
 216
 217             StringBuffer sb = new StringBuffer();
 218             while (sb.toString().endsWith("]]>]]>") == false) {
 219                 sb.append((char) inFromServer.read());
 220             }
 221             logger.info(sb.toString());
 222
 223             outToServer.write(IOUtils.toByteArray(clientHello));
 224             outToServer.write("]]>]]>".getBytes());
 225             outToServer.flush();
 226             // Thread.sleep(100);
 227             outToServer.write(IOUtils.toByteArray(getConfig));
 228             outToServer.write("]]>]]>".getBytes());
 229             outToServer.flush();
 230             Thread.sleep(100);
 231             sb = new StringBuffer();
 232             while (sb.toString().endsWith("]]>]]>") == false) {
 233                 sb.append((char) inFromServer.read());
 234             }
 235             logger.info(sb.toString());
 236             clientSocket.close();
 237         }
 238     }
 239
 240     class TestingThread extends Thread {
 241
 242         private final String clientId;
 243         private final int attempts;
 244         private Boolean success;
 245
 246         TestingThread(String clientId, int attempts) {
 247             this.clientId = clientId;
 248             this.attempts = attempts;
 249             setName("client-" + clientId);
 250         }
 251
 252         @Override
 253         public void run() {
 254             try {
 255                 final NetconfClient netconfClient = new NetconfClient(clientId, netconfAddress);
 256                 long sessionId = netconfClient.getSessionId();
 257                 logger.info("Client with sessionid {} hello exchanged", sessionId);
 258
 259                 final NetconfMessage getMessage = XmlFileLoader
 260                         .xmlFileToNetconfMessage("netconfMessages/getConfig.xml");
 261                 NetconfMessage result = netconfClient.sendMessage(getMessage);
 262                 logger.info("Client with sessionid {} got result {}", sessionId, result);
 263                 netconfClient.close();
 264                 logger.info("Client with session id {} ended", sessionId);
 265                 success = true;
 266             } catch (final Exception e) {
 267                 success = false;
 268                 throw new RuntimeException(e);
 269             }
 270         }
 271     }
 272 }