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.Capability;
  31 import org.opendaylight.controller.netconf.mapping.api.HandlingPriority;
  32 import org.opendaylight.controller.netconf.mapping.api.NetconfOperation;
  33 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationFilter;
  34 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationService;
  35 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationServiceFactory;
  36 import org.opendaylight.controller.netconf.util.test.XmlFileLoader;
  37 import org.opendaylight.controller.netconf.util.xml.XmlUtil;
  38 import org.slf4j.Logger;
  39 import org.slf4j.LoggerFactory;
  40 import org.w3c.dom.Document;
  41
  42 import javax.management.ObjectName;
  43 import javax.net.ssl.SSLContext;
  44 import java.io.DataOutputStream;
  45 import java.io.InputStream;
  46 import java.io.InputStreamReader;
  47 import java.lang.management.ManagementFactory;
  48 import java.net.InetSocketAddress;
  49 import java.net.Socket;
  50 import java.util.ArrayList;
  51 import java.util.Collections;
  52 import java.util.List;
  53 import java.util.Set;
  54 import java.util.concurrent.TimeUnit;
  55
  56 import static com.google.common.base.Preconditions.checkNotNull;
  57 import static org.junit.Assert.assertTrue;
  58 import static org.mockito.Matchers.any;
  59 import static org.mockito.Mockito.doReturn;
  60 import static org.mockito.Mockito.mock;
  61
  62 public class ConcurrentClientsTest {
  63
  64     private static final int CONCURRENCY = 16;
  65     @Mock
  66     private YangStoreService yangStoreService;
  67     @Mock
  68     private ConfigRegistryJMXClient jmxClient;
  69
  70     private final InetSocketAddress netconfAddress = new InetSocketAddress("127.0.0.1", 8303);
  71
  72     static final Logger logger = LoggerFactory.getLogger(ConcurrentClientsTest.class);
  73
  74     private DefaultCommitNotificationProducer commitNot;
  75     private NetconfServerDispatcher dispatch;
  76
  77     @Before
  78     public void setUp() throws Exception {
  79         { // init mocks
  80             MockitoAnnotations.initMocks(this);
  81             final YangStoreSnapshot yStore = mock(YangStoreSnapshot.class);
  82             doReturn(yStore).when(this.yangStoreService).getYangStoreSnapshot();
  83             doReturn(Collections.emptyMap()).when(yStore).getModuleMXBeanEntryMap();
  84             doReturn(Collections.emptyMap()).when(yStore).getModuleMap();
  85
  86             final ConfigTransactionJMXClient mockedTCl = mock(ConfigTransactionJMXClient.class);
  87             doReturn(mockedTCl).when(this.jmxClient).getConfigTransactionClient(any(ObjectName.class));
  88
  89             doReturn(Collections.emptySet()).when(jmxClient).lookupConfigBeans();
  90         }
  91
  92         NetconfOperationServiceFactoryListenerImpl factoriesListener = new NetconfOperationServiceFactoryListenerImpl();
  93         factoriesListener.onAddNetconfOperationServiceFactory(mockOpF());
  94
  95         SessionIdProvider idProvider = new SessionIdProvider();
  96         NetconfServerSessionNegotiatorFactory serverNegotiatorFactory = new NetconfServerSessionNegotiatorFactory(
  97                 new HashedWheelTimer(5000, TimeUnit.MILLISECONDS), factoriesListener, idProvider);
  98
  99         commitNot = new DefaultCommitNotificationProducer(ManagementFactory.getPlatformMBeanServer());
 100
 101         NetconfServerSessionListenerFactory listenerFactory = new NetconfServerSessionListenerFactory(
 102                 factoriesListener, commitNot, idProvider);
 103         dispatch = new NetconfServerDispatcher(Optional.<SSLContext> absent(), serverNegotiatorFactory, listenerFactory);
 104
 105         ChannelFuture s = dispatch.createServer(netconfAddress);
 106         s.await();
 107     }
 108
 109     private NetconfOperationServiceFactory mockOpF() {
 110         return new NetconfOperationServiceFactory() {
 111             @Override
 112             public NetconfOperationService createService(long netconfSessionId, String netconfSessionIdForReporting) {
 113                 return new NetconfOperationService() {
 114                     @Override
 115                     public Set<Capability> getCapabilities() {
 116                         return Collections.emptySet();
 117                     }
 118
 119                     @Override
 120                     public Set<NetconfOperation> getNetconfOperations() {
 121                         return Sets.<NetconfOperation> newHashSet(new NetconfOperation() {
 122                             @Override
 123                             public HandlingPriority canHandle(Document message) {
 124                                 return HandlingPriority.getHandlingPriority(Integer.MAX_VALUE);
 125                             }
 126
 127                             @Override
 128                             public Document handle(Document message, NetconfOperationRouter operationRouter)
 129                                     throws NetconfDocumentedException {
 130                                 try {
 131                                     return XmlUtil.readXmlToDocument("<test/>");
 132                                 } catch (Exception e) {
 133                                     throw new RuntimeException(e);
 134                                 }
 135                             }
 136                         });
 137                     }
 138
 139                     @Override
 140                     public Set<NetconfOperationFilter> getFilters() {
 141                         return Collections.emptySet();
 142                     }
 143
 144                     @Override
 145                     public void close() {
 146                     }
 147                 };
 148             }
 149         };
 150     }
 151
 152     @After
 153     public void cleanUp() throws Exception {
 154         commitNot.close();
 155         dispatch.close();
 156     }
 157
 158     @Test
 159     public void multipleClients() throws Exception {
 160         List<TestingThread> threads = new ArrayList<>();
 161
 162         final int attempts = 5;
 163         for (int i = 0; i < CONCURRENCY; i++) {
 164             TestingThread thread = new TestingThread(String.valueOf(i), attempts);
 165             threads.add(thread);
 166             thread.start();
 167         }
 168
 169         for (TestingThread thread : threads) {
 170             thread.join();
 171             assertTrue(thread.success);
 172         }
 173     }
 174
 175     @Test
 176     public void synchronizationTest() throws Exception {
 177         new BlockingThread("foo").run2();
 178     }
 179
 180     @Test
 181     public void multipleBlockingClients() throws Exception {
 182         List<BlockingThread> threads = new ArrayList<>();
 183         for (int i = 0; i < CONCURRENCY; i++) {
 184             BlockingThread thread = new BlockingThread(String.valueOf(i));
 185             threads.add(thread);
 186             thread.start();
 187         }
 188
 189         for (BlockingThread thread : threads) {
 190             thread.join();
 191             assertTrue(thread.success);
 192         }
 193     }
 194
 195     class BlockingThread extends Thread {
 196         Boolean success;
 197
 198         public BlockingThread(String name) {
 199             super("client-" + name);
 200         }
 201
 202         @Override
 203         public void run() {
 204             try {
 205                 run2();
 206                 success = true;
 207             } catch (Exception e) {
 208                 success = false;
 209                 throw new RuntimeException(e);
 210             }
 211         }
 212
 213         private void run2() throws Exception {
 214             InputStream clientHello = checkNotNull(XmlFileLoader
 215                     .getResourceAsStream("netconfMessages/client_hello.xml"));
 216             InputStream getConfig = checkNotNull(XmlFileLoader.getResourceAsStream("netconfMessages/getConfig.xml"));
 217
 218             Socket clientSocket = new Socket(netconfAddress.getHostString(), netconfAddress.getPort());
 219             DataOutputStream outToServer = new DataOutputStream(clientSocket.getOutputStream());
 220             InputStreamReader inFromServer = new InputStreamReader(clientSocket.getInputStream());
 221
 222             StringBuffer sb = new StringBuffer();
 223             while (sb.toString().endsWith("]]>]]>") == false) {
 224                 sb.append((char) inFromServer.read());
 225             }
 226             logger.info(sb.toString());
 227
 228             outToServer.write(IOUtils.toByteArray(clientHello));
 229             outToServer.write("]]>]]>".getBytes());
 230             outToServer.flush();
 231             // Thread.sleep(100);
 232             outToServer.write(IOUtils.toByteArray(getConfig));
 233             outToServer.write("]]>]]>".getBytes());
 234             outToServer.flush();
 235             Thread.sleep(100);
 236             sb = new StringBuffer();
 237             while (sb.toString().endsWith("]]>]]>") == false) {
 238                 sb.append((char) inFromServer.read());
 239             }
 240             logger.info(sb.toString());
 241             clientSocket.close();
 242         }
 243     }
 244
 245     class TestingThread extends Thread {
 246
 247         private final String clientId;
 248         private final int attempts;
 249         private Boolean success;
 250
 251         TestingThread(String clientId, int attempts) {
 252             this.clientId = clientId;
 253             this.attempts = attempts;
 254             setName("client-" + clientId);
 255         }
 256
 257         @Override
 258         public void run() {
 259             try {
 260                 final NetconfClient netconfClient = new NetconfClient(clientId, netconfAddress);
 261                 long sessionId = netconfClient.getSessionId();
 262                 logger.info("Client with sessionid {} hello exchanged", sessionId);
 263
 264                 final NetconfMessage getMessage = XmlFileLoader
 265                         .xmlFileToNetconfMessage("netconfMessages/getConfig.xml");
 266                 NetconfMessage result = netconfClient.sendMessage(getMessage);
 267                 logger.info("Client with sessionid {} got result {}", sessionId, result);
 268                 netconfClient.close();
 269                 logger.info("Client with session id {} ended", sessionId);
 270                 success = true;
 271             } catch (final Exception e) {
 272                 success = false;
 273                 throw new RuntimeException(e);
 274             }
 275         }
 276     }
 277 }