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.AfterClass;
  18 import org.junit.Before;
  19 import org.junit.Test;
  20 import org.mockito.Mock;
  21 import org.mockito.MockitoAnnotations;
  22 import org.opendaylight.controller.config.util.ConfigRegistryJMXClient;
  23 import org.opendaylight.controller.config.util.ConfigTransactionJMXClient;
  24 import org.opendaylight.controller.config.yang.store.api.YangStoreService;
  25 import org.opendaylight.controller.config.yang.store.api.YangStoreSnapshot;
  26 import org.opendaylight.controller.netconf.api.NetconfDocumentedException;
  27 import org.opendaylight.controller.netconf.api.NetconfMessage;
  28 import org.opendaylight.controller.netconf.api.NetconfOperationRouter;
  29 import org.opendaylight.controller.netconf.client.NetconfClient;
  30 import org.opendaylight.controller.netconf.client.NetconfClientDispatcher;
  31 import org.opendaylight.controller.netconf.impl.osgi.NetconfOperationServiceFactoryListenerImpl;
  32 import org.opendaylight.controller.netconf.mapping.api.Capability;
  33 import org.opendaylight.controller.netconf.mapping.api.HandlingPriority;
  34 import org.opendaylight.controller.netconf.mapping.api.NetconfOperation;
  35 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationFilter;
  36 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationService;
  37 import org.opendaylight.controller.netconf.mapping.api.NetconfOperationServiceFactory;
  38 import org.opendaylight.controller.netconf.util.test.XmlFileLoader;
  39 import org.opendaylight.controller.netconf.util.xml.XmlUtil;
  40 import org.slf4j.Logger;
  41 import org.slf4j.LoggerFactory;
  42 import org.w3c.dom.Document;
  43
  44 import javax.management.ObjectName;
  45 import javax.net.ssl.SSLContext;
  46 import java.io.DataOutputStream;
  47 import java.io.InputStream;
  48 import java.io.InputStreamReader;
  49 import java.lang.management.ManagementFactory;
  50 import java.net.InetSocketAddress;
  51 import java.net.Socket;
  52 import java.util.ArrayList;
  53 import java.util.Collections;
  54 import java.util.List;
  55 import java.util.Set;
  56 import java.util.concurrent.TimeUnit;
  57
  58 import static com.google.common.base.Preconditions.checkNotNull;
  59 import static org.junit.Assert.assertTrue;
  60 import static org.mockito.Matchers.any;
  61 import static org.mockito.Mockito.doReturn;
  62 import static org.mockito.Mockito.mock;
  63
  64 public class ConcurrentClientsTest {
  65
  66     private static final int CONCURRENCY = 16;
  67     public static final NetconfClientDispatcher NETCONF_CLIENT_DISPATCHER = new NetconfClientDispatcher(Optional.<SSLContext>absent());
  68     @Mock
  69     private YangStoreService yangStoreService;
  70     @Mock
  71     private ConfigRegistryJMXClient jmxClient;
  72
  73     private final InetSocketAddress netconfAddress = new InetSocketAddress("127.0.0.1", 8303);
  74
  75     static final Logger logger = LoggerFactory.getLogger(ConcurrentClientsTest.class);
  76
  77     private DefaultCommitNotificationProducer commitNot;
  78     private NetconfServerDispatcher dispatch;
  79
  80     @Before
  81     public void setUp() throws Exception {
  82         { // init mocks
  83             MockitoAnnotations.initMocks(this);
  84             final YangStoreSnapshot yStore = mock(YangStoreSnapshot.class);
  85             doReturn(yStore).when(this.yangStoreService).getYangStoreSnapshot();
  86             doReturn(Collections.emptyMap()).when(yStore).getModuleMXBeanEntryMap();
  87             doReturn(Collections.emptyMap()).when(yStore).getModuleMap();
  88
  89             final ConfigTransactionJMXClient mockedTCl = mock(ConfigTransactionJMXClient.class);
  90             doReturn(mockedTCl).when(this.jmxClient).getConfigTransactionClient(any(ObjectName.class));
  91
  92             doReturn(Collections.emptySet()).when(jmxClient).lookupConfigBeans();
  93         }
  94
  95         NetconfOperationServiceFactoryListenerImpl factoriesListener = new NetconfOperationServiceFactoryListenerImpl();
  96         factoriesListener.onAddNetconfOperationServiceFactory(mockOpF());
  97
  98         SessionIdProvider idProvider = new SessionIdProvider();
  99         NetconfServerSessionNegotiatorFactory serverNegotiatorFactory = new NetconfServerSessionNegotiatorFactory(
 100                 new HashedWheelTimer(5000, TimeUnit.MILLISECONDS), factoriesListener, idProvider);
 101
 102         commitNot = new DefaultCommitNotificationProducer(ManagementFactory.getPlatformMBeanServer());
 103
 104         NetconfServerSessionListenerFactory listenerFactory = new NetconfServerSessionListenerFactory(
 105                 factoriesListener, commitNot, idProvider);
 106         dispatch = new NetconfServerDispatcher(Optional.<SSLContext> absent(), serverNegotiatorFactory, listenerFactory);
 107
 108         ChannelFuture s = dispatch.createServer(netconfAddress);
 109         s.await();
 110     }
 111
 112     @AfterClass
 113     public static void tearDownStatic() {
 114         NETCONF_CLIENT_DISPATCHER.close();
 115     }
 116
 117     private NetconfOperationServiceFactory mockOpF() {
 118         return new NetconfOperationServiceFactory() {
 119             @Override
 120             public NetconfOperationService createService(long netconfSessionId, String netconfSessionIdForReporting) {
 121                 return new NetconfOperationService() {
 122                     @Override
 123                     public Set<Capability> getCapabilities() {
 124                         return Collections.emptySet();
 125                     }
 126
 127                     @Override
 128                     public Set<NetconfOperation> getNetconfOperations() {
 129                         return Sets.<NetconfOperation> newHashSet(new NetconfOperation() {
 130                             @Override
 131                             public HandlingPriority canHandle(Document message) {
 132                                 return HandlingPriority.getHandlingPriority(Integer.MAX_VALUE);
 133                             }
 134
 135                             @Override
 136                             public Document handle(Document message, NetconfOperationRouter operationRouter)
 137                                     throws NetconfDocumentedException {
 138                                 try {
 139                                     return XmlUtil.readXmlToDocument("<test/>");
 140                                 } catch (Exception e) {
 141                                     throw new RuntimeException(e);
 142                                 }
 143                             }
 144                         });
 145                     }
 146
 147                     @Override
 148                     public Set<NetconfOperationFilter> getFilters() {
 149                         return Collections.emptySet();
 150                     }
 151
 152                     @Override
 153                     public void close() {
 154                     }
 155                 };
 156             }
 157         };
 158     }
 159
 160     @After
 161     public void cleanUp() throws Exception {
 162         commitNot.close();
 163         dispatch.close();
 164     }
 165
 166     @Test
 167     public void multipleClients() throws Exception {
 168         List<TestingThread> threads = new ArrayList<>();
 169
 170         final int attempts = 5;
 171         for (int i = 0; i < CONCURRENCY; i++) {
 172             TestingThread thread = new TestingThread(String.valueOf(i), attempts);
 173             threads.add(thread);
 174             thread.start();
 175         }
 176
 177         for (TestingThread thread : threads) {
 178             thread.join();
 179             assertTrue(thread.success);
 180         }
 181     }
 182
 183     @Test
 184     public void synchronizationTest() throws Exception {
 185         new BlockingThread("foo").run2();
 186     }
 187
 188     @Test
 189     public void multipleBlockingClients() throws Exception {
 190         List<BlockingThread> threads = new ArrayList<>();
 191         for (int i = 0; i < CONCURRENCY; i++) {
 192             BlockingThread thread = new BlockingThread(String.valueOf(i));
 193             threads.add(thread);
 194             thread.start();
 195         }
 196
 197         for (BlockingThread thread : threads) {
 198             thread.join();
 199             assertTrue(thread.success);
 200         }
 201     }
 202
 203     class BlockingThread extends Thread {
 204         Boolean success;
 205
 206         public BlockingThread(String name) {
 207             super("client-" + name);
 208         }
 209
 210         @Override
 211         public void run() {
 212             try {
 213                 run2();
 214                 success = true;
 215             } catch (Exception e) {
 216                 success = false;
 217                 throw new RuntimeException(e);
 218             }
 219         }
 220
 221         private void run2() throws Exception {
 222             InputStream clientHello = checkNotNull(XmlFileLoader
 223                     .getResourceAsStream("netconfMessages/client_hello.xml"));
 224             InputStream getConfig = checkNotNull(XmlFileLoader.getResourceAsStream("netconfMessages/getConfig.xml"));
 225
 226             Socket clientSocket = new Socket(netconfAddress.getHostString(), netconfAddress.getPort());
 227             DataOutputStream outToServer = new DataOutputStream(clientSocket.getOutputStream());
 228             InputStreamReader inFromServer = new InputStreamReader(clientSocket.getInputStream());
 229
 230             StringBuffer sb = new StringBuffer();
 231             while (sb.toString().endsWith("]]>]]>") == false) {
 232                 sb.append((char) inFromServer.read());
 233             }
 234             logger.info(sb.toString());
 235
 236             outToServer.write(IOUtils.toByteArray(clientHello));
 237             outToServer.write("]]>]]>".getBytes());
 238             outToServer.flush();
 239             // Thread.sleep(100);
 240             outToServer.write(IOUtils.toByteArray(getConfig));
 241             outToServer.write("]]>]]>".getBytes());
 242             outToServer.flush();
 243             Thread.sleep(100);
 244             sb = new StringBuffer();
 245             while (sb.toString().endsWith("]]>]]>") == false) {
 246                 sb.append((char) inFromServer.read());
 247             }
 248             logger.info(sb.toString());
 249             clientSocket.close();
 250         }
 251     }
 252
 253     class TestingThread extends Thread {
 254
 255         private final String clientId;
 256         private final int attempts;
 257         private Boolean success;
 258
 259         TestingThread(String clientId, int attempts) {
 260             this.clientId = clientId;
 261             this.attempts = attempts;
 262             setName("client-" + clientId);
 263         }
 264
 265         @Override
 266         public void run() {
 267             try {
 268                 final NetconfClient netconfClient = new NetconfClient(clientId, netconfAddress, NETCONF_CLIENT_DISPATCHER);
 269                 long sessionId = netconfClient.getSessionId();
 270                 logger.info("Client with sessionid {} hello exchanged", sessionId);
 271
 272                 final NetconfMessage getMessage = XmlFileLoader
 273                         .xmlFileToNetconfMessage("netconfMessages/getConfig.xml");
 274                 NetconfMessage result = netconfClient.sendMessage(getMessage);
 275                 logger.info("Client with sessionid {} got result {}", sessionId, result);
 276                 netconfClient.close();
 277                 logger.info("Client with session id {} ended", sessionId);
 278                 success = true;
 279             } catch (final Exception e) {
 280                 success = false;
 281                 throw new RuntimeException(e);
 282             }
 283         }
 284     }
 285 }