opendaylight/netconf/netconf-it/src/test/java/org/opendaylight/controller/netconf/it/NetconfITTest.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.it;
  10
  11 import ch.ethz.ssh2.Connection;
  12 import ch.ethz.ssh2.Session;
  13 import com.google.common.base.Optional;
  14 import com.google.common.collect.Lists;
  15 import com.google.common.collect.Sets;
  16 import io.netty.channel.ChannelFuture;
  17 import io.netty.channel.EventLoopGroup;
  18 import io.netty.channel.nio.NioEventLoopGroup;
  19 import io.netty.util.HashedWheelTimer;
  20 import java.io.IOException;
  21 import java.io.InputStream;
  22 import java.lang.management.ManagementFactory;
  23 import java.net.InetSocketAddress;
  24 import java.util.ArrayList;
  25 import java.util.Arrays;
  26 import java.util.Collection;
  27 import java.util.List;
  28 import java.util.Set;
  29 import java.util.concurrent.TimeUnit;
  30 import java.util.regex.Pattern;
  31 import javax.management.ObjectName;
  32 import javax.net.ssl.SSLContext;
  33 import javax.xml.parsers.ParserConfigurationException;
  34 import junit.framework.Assert;
  35 import org.junit.After;
  36 import org.junit.Before;
  37 import org.junit.Ignore;
  38 import org.junit.Test;
  39 import org.opendaylight.controller.config.api.ModuleIdentifier;
  40 import org.opendaylight.controller.config.manager.impl.AbstractConfigTest;
  41 import org.opendaylight.controller.config.manager.impl.factoriesresolver.HardcodedModuleFactoriesResolver;
  42 import org.opendaylight.controller.config.manager.impl.jmx.BaseJMXRegistrator;
  43 import org.opendaylight.controller.config.manager.impl.jmx.RootRuntimeBeanRegistratorImpl;
  44 import org.opendaylight.controller.config.persist.api.Persister;
  45 import org.opendaylight.controller.config.spi.ModuleFactory;
  46 import org.opendaylight.controller.config.util.ConfigTransactionJMXClient;
  47 import org.opendaylight.controller.config.yang.store.api.YangStoreException;
  48 import org.opendaylight.controller.config.yang.store.impl.HardcodedYangStoreService;
  49 import org.opendaylight.controller.config.yang.test.impl.Asdf;
  50 import org.opendaylight.controller.config.yang.test.impl.DepTestImplModuleFactory;
  51 import org.opendaylight.controller.config.yang.test.impl.NetconfTestImplModuleFactory;
  52 import org.opendaylight.controller.config.yang.test.impl.NetconfTestImplModuleMXBean;
  53 import org.opendaylight.controller.config.yang.test.impl.NetconfTestImplRuntimeMXBean;
  54 import org.opendaylight.controller.config.yang.test.impl.NetconfTestImplRuntimeRegistrator;
  55 import org.opendaylight.controller.config.yang.test.impl.TestImplModuleFactory;
  56 import org.opendaylight.controller.netconf.api.NetconfMessage;
  57 import org.opendaylight.controller.netconf.client.NetconfClient;
  58 import org.opendaylight.controller.netconf.client.NetconfClientDispatcher;
  59 import org.opendaylight.controller.netconf.confignetconfconnector.osgi.NetconfOperationServiceFactoryImpl;
  60 import org.opendaylight.controller.netconf.impl.DefaultCommitNotificationProducer;
  61 import org.opendaylight.controller.netconf.impl.NetconfServerDispatcher;
  62 import org.opendaylight.controller.netconf.impl.NetconfServerSessionListenerFactory;
  63 import org.opendaylight.controller.netconf.impl.NetconfServerSessionNegotiatorFactory;
  64 import org.opendaylight.controller.netconf.impl.SessionIdProvider;
  65 import org.opendaylight.controller.netconf.impl.mapping.ExiDecoderHandler;
  66 import org.opendaylight.controller.netconf.impl.mapping.ExiEncoderHandler;
  67 import org.opendaylight.controller.netconf.impl.osgi.NetconfOperationServiceFactoryListenerImpl;
  68 import org.opendaylight.controller.netconf.persist.impl.ConfigPersisterNotificationHandler;
  69 import org.opendaylight.controller.netconf.persist.impl.osgi.ConfigPersisterActivator;
  70 import org.opendaylight.controller.netconf.ssh.NetconfSSHServer;
  71 import org.opendaylight.controller.netconf.util.test.XmlFileLoader;
  72 import org.opendaylight.controller.netconf.util.xml.ExiParameters;
  73 import org.opendaylight.controller.netconf.util.xml.XmlElement;
  74 import org.opendaylight.controller.netconf.util.xml.XmlUtil;
  75 import org.slf4j.Logger;
  76 import org.slf4j.LoggerFactory;
  77 import org.w3c.dom.Document;
  78 import org.w3c.dom.Element;
  79 import org.w3c.dom.NamedNodeMap;
  80 import org.w3c.dom.Node;
  81 import org.xml.sax.SAXException;
  82 import static java.util.Collections.emptyList;
  83 import static junit.framework.Assert.assertEquals;
  84 import static junit.framework.Assert.assertNotNull;
  85 import static junit.framework.Assert.assertTrue;
  86 import static org.mockito.Mockito.doReturn;
  87 import static org.mockito.Mockito.mock;
  88
  89 public class NetconfITTest extends AbstractConfigTest {
  90
  91      private static final Logger logger =  LoggerFactory.getLogger(NetconfITTest.class);
  92     //
  93
  94     private static final InetSocketAddress tcpAddress = new InetSocketAddress("127.0.0.1", 12023);
  95     private static final InetSocketAddress sshAddress = new InetSocketAddress("127.0.0.1", 10830);
  96     private static final String USERNAME = "netconf";
  97     private static final String PASSWORD = "netconf";
  98
  99     private NetconfMessage getConfig, getConfigCandidate, editConfig,
 100             closeSession, startExi, stopExi;
 101     private DefaultCommitNotificationProducer commitNot;
 102     private NetconfServerDispatcher dispatch;
 103     private EventLoopGroup nettyThreadgroup;
 104
 105     private NetconfClientDispatcher clientDispatcher;
 106
 107
 108     @Before
 109     public void setUp() throws Exception {
 110         super.initConfigTransactionManagerImpl(new HardcodedModuleFactoriesResolver(getModuleFactories().toArray(
 111                 new ModuleFactory[0])));
 112
 113         loadMessages();
 114
 115         NetconfOperationServiceFactoryListenerImpl factoriesListener = new NetconfOperationServiceFactoryListenerImpl();
 116         factoriesListener.onAddNetconfOperationServiceFactory(new NetconfOperationServiceFactoryImpl(getYangStore()));
 117
 118         nettyThreadgroup = new NioEventLoopGroup();
 119
 120         commitNot = new DefaultCommitNotificationProducer(ManagementFactory.getPlatformMBeanServer());
 121
 122         dispatch = createDispatcher(Optional.<SSLContext> absent(), factoriesListener);
 123         ChannelFuture s = dispatch.createServer(tcpAddress);
 124         s.await();
 125
 126         clientDispatcher = new NetconfClientDispatcher(Optional.<SSLContext>absent(), nettyThreadgroup, nettyThreadgroup);
 127     }
 128
 129     private NetconfServerDispatcher createDispatcher(Optional<SSLContext> sslC,
 130             NetconfOperationServiceFactoryListenerImpl factoriesListener) {
 131         SessionIdProvider idProvider = new SessionIdProvider();
 132         NetconfServerSessionNegotiatorFactory serverNegotiatorFactory = new NetconfServerSessionNegotiatorFactory(
 133                 new HashedWheelTimer(5000, TimeUnit.MILLISECONDS), factoriesListener, idProvider);
 134
 135         NetconfServerSessionListenerFactory listenerFactory = new NetconfServerSessionListenerFactory(
 136                 factoriesListener, commitNot, idProvider);
 137
 138         NetconfServerDispatcher.ServerSslChannelInitializer serverChannelInitializer = new NetconfServerDispatcher.ServerSslChannelInitializer(
 139                 sslC, serverNegotiatorFactory, listenerFactory);
 140         return new NetconfServerDispatcher(serverChannelInitializer, nettyThreadgroup, nettyThreadgroup);
 141     }
 142
 143     @After
 144     public void tearDown() throws Exception {
 145         commitNot.close();
 146         nettyThreadgroup.shutdownGracefully();
 147         clientDispatcher.close();
 148     }
 149
 150     private void loadMessages() throws IOException, SAXException, ParserConfigurationException {
 151         this.editConfig = XmlFileLoader.xmlFileToNetconfMessage("netconfMessages/edit_config.xml");
 152         this.getConfig = XmlFileLoader.xmlFileToNetconfMessage("netconfMessages/getConfig.xml");
 153         this.getConfigCandidate = XmlFileLoader.xmlFileToNetconfMessage("netconfMessages/getConfig_candidate.xml");
 154         this.startExi = XmlFileLoader
 155                 .xmlFileToNetconfMessage("netconfMessages/startExi.xml");
 156         this.stopExi = XmlFileLoader
 157                 .xmlFileToNetconfMessage("netconfMessages/stopExi.xml");
 158         this.closeSession = XmlFileLoader.xmlFileToNetconfMessage("netconfMessages/closeSession.xml");
 159     }
 160
 161     private HardcodedYangStoreService getYangStore() throws YangStoreException, IOException {
 162         final Collection<InputStream> yangDependencies = getBasicYangs();
 163         return new HardcodedYangStoreService(yangDependencies);
 164     }
 165
 166     static Collection<InputStream> getBasicYangs() throws IOException {
 167         List<String> paths = Arrays.asList("/META-INF/yang/config.yang", "/META-INF/yang/rpc-context.yang",
 168                 "/META-INF/yang/config-test.yang", "/META-INF/yang/config-test-impl.yang",
 169                 "/META-INF/yang/ietf-inet-types.yang");
 170         final Collection<InputStream> yangDependencies = new ArrayList<>();
 171         List<String> failedToFind = new ArrayList<>();
 172         for (String path : paths) {
 173             InputStream resourceAsStream = NetconfITTest.class.getResourceAsStream(path);
 174             if (resourceAsStream == null) {
 175                 failedToFind.add(path);
 176             } else {
 177                 yangDependencies.add(resourceAsStream);
 178             }
 179         }
 180         assertEquals("Some yang files were not found",emptyList(), failedToFind);
 181         return yangDependencies;
 182     }
 183
 184     protected List<ModuleFactory> getModuleFactories() {
 185         return getModuleFactoriesS();
 186     }
 187     static List<ModuleFactory> getModuleFactoriesS() {
 188         return Lists.newArrayList(new TestImplModuleFactory(), new DepTestImplModuleFactory(),
 189                 new NetconfTestImplModuleFactory());
 190     }
 191
 192     @Test
 193     public void testNetconfClientDemonstration() throws Exception {
 194         try (NetconfClient netconfClient = new NetconfClient("client", tcpAddress, 4000, clientDispatcher)) {
 195
 196             Set<String> capabilitiesFromNetconfServer = netconfClient.getCapabilities();
 197             long sessionId = netconfClient.getSessionId();
 198
 199             // NetconfMessage can be created :
 200             // new NetconfMessage(XmlUtil.readXmlToDocument("<xml/>"));
 201
 202             NetconfMessage response = netconfClient.sendMessage(getConfig);
 203             response.getDocument();
 204         }
 205     }
 206
 207     @Test
 208     public void testTwoSessions() throws Exception {
 209         try (NetconfClient netconfClient = new NetconfClient("1", tcpAddress, 10000, clientDispatcher))  {
 210             try (NetconfClient netconfClient2 = new NetconfClient("2", tcpAddress, 10000, clientDispatcher))  {
 211             }
 212         }
 213     }
 214
 215     @Test(timeout = 10000)
 216     public void testPersister() throws Exception {
 217         Persister persister = mock(Persister.class);
 218         doReturn("mockPersister").when(persister).toString();
 219         doReturn(Optional.absent()).when(persister).loadLastConfig();
 220         ConfigPersisterNotificationHandler h =
 221                 new ConfigPersisterNotificationHandler(persister, tcpAddress, ManagementFactory.getPlatformMBeanServer(), Pattern.compile(ConfigPersisterActivator.DEFAULT_IGNORED_REGEX));
 222         h.init();
 223     }
 224
 225     @Ignore
 226     @Test
 227     public void waitingTest() throws Exception {
 228         final ConfigTransactionJMXClient transaction = this.configRegistryClient.createTransaction();
 229         transaction.createModule(DepTestImplModuleFactory.NAME, "eb");
 230         transaction.commit();
 231         Thread.currentThread().suspend();
 232     }
 233
 234     @Test
 235     public void rpcReplyContainsAllAttributesTest() throws Exception {
 236         try (NetconfClient netconfClient = createSession(tcpAddress, "1")) {
 237             final String rpc = "<rpc message-id=\"5\" a=\"a\" b=\"44\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">"
 238                     + "<get/>" + "</rpc>";
 239             final Document doc = XmlUtil.readXmlToDocument(rpc);
 240             final NetconfMessage message = netconfClient.sendMessage(new NetconfMessage(doc));
 241             assertNotNull(message);
 242             final NamedNodeMap expectedAttributes = doc.getDocumentElement().getAttributes();
 243             final NamedNodeMap returnedAttributes = message.getDocument().getDocumentElement().getAttributes();
 244
 245             assertSameAttributes(expectedAttributes, returnedAttributes);
 246         }
 247     }
 248
 249     private void assertSameAttributes(final NamedNodeMap expectedAttributes, final NamedNodeMap returnedAttributes) {
 250         assertNotNull("Expecting 4 attributes", returnedAttributes);
 251         assertEquals(expectedAttributes.getLength(), returnedAttributes.getLength());
 252
 253         for (int i = 0; i < expectedAttributes.getLength(); i++) {
 254             final Node expAttr = expectedAttributes.item(i);
 255             final Node attr = returnedAttributes.item(i);
 256             assertEquals(expAttr.getNodeName(), attr.getNodeName());
 257             assertEquals(expAttr.getNamespaceURI(), attr.getNamespaceURI());
 258             assertEquals(expAttr.getTextContent(), attr.getTextContent());
 259         }
 260     }
 261
 262     @Test
 263     public void rpcReplyErrorContainsAllAttributesTest() throws Exception {
 264         try (NetconfClient netconfClient = createSession(tcpAddress, "1")) {
 265             final String rpc = "<rpc message-id=\"1\" a=\"adada\" b=\"4\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">"
 266                     + "<commit/>" + "</rpc>";
 267             final Document doc = XmlUtil.readXmlToDocument(rpc);
 268             final NetconfMessage message = netconfClient.sendMessage(new NetconfMessage(doc));
 269             final NamedNodeMap expectedAttributes = doc.getDocumentElement().getAttributes();
 270             final NamedNodeMap returnedAttributes = message.getDocument().getDocumentElement().getAttributes();
 271
 272             assertSameAttributes(expectedAttributes, returnedAttributes);
 273         }
 274     }
 275
 276     @Test
 277     public void rpcOutputContainsCorrectNamespace() throws Exception {
 278         final ConfigTransactionJMXClient transaction = this.configRegistryClient.createTransaction();
 279         ObjectName dep = transaction.createModule(DepTestImplModuleFactory.NAME, "instanceD");
 280         ObjectName impl = transaction.createModule(NetconfTestImplModuleFactory.NAME, "instance");
 281         NetconfTestImplModuleMXBean proxy = configRegistryClient
 282                 .newMXBeanProxy(impl, NetconfTestImplModuleMXBean.class);
 283         proxy.setTestingDep(dep);
 284         registerRuntimeBean();
 285
 286         transaction.commit();
 287
 288         try (NetconfClient netconfClient = createSession(tcpAddress, "1")) {
 289             final String expectedNamespace = "urn:opendaylight:params:xml:ns:yang:controller:test:impl";
 290
 291             final String rpc = "<rpc message-id=\"5\" xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">"
 292                     + "<no-arg xmlns=\""
 293                     + expectedNamespace
 294                     + "\">    "
 295                     + "<context-instance>/modules/module[type='impl-netconf'][name='instance']</context-instance>"
 296                     + "<arg1>argument1</arg1>" + "</no-arg>" + "</rpc>";
 297             final Document doc = XmlUtil.readXmlToDocument(rpc);
 298             final NetconfMessage message = netconfClient.sendMessage(new NetconfMessage(doc));
 299
 300             final Element rpcReply = message.getDocument().getDocumentElement();
 301             final XmlElement resultElement = XmlElement.fromDomElement(rpcReply).getOnlyChildElement();
 302             assertEquals("result", resultElement.getName());
 303
 304             final String namespace = resultElement.getNamespaceAttribute();
 305             assertEquals(expectedNamespace, namespace);
 306         }
 307     }
 308
 309     private void registerRuntimeBean() {
 310         BaseJMXRegistrator baseJMXRegistrator = new BaseJMXRegistrator(ManagementFactory.getPlatformMBeanServer());
 311         RootRuntimeBeanRegistratorImpl runtimeBeanRegistrator = baseJMXRegistrator
 312                 .createRuntimeBeanRegistrator(new ModuleIdentifier(NetconfTestImplModuleFactory.NAME, "instance"));
 313         NetconfTestImplRuntimeRegistrator reg = new NetconfTestImplRuntimeRegistrator(runtimeBeanRegistrator);
 314         reg.register(new NetconfTestImplRuntimeMXBean() {
 315             @Override
 316             public Asdf getAsdf() {
 317                 return null;
 318             }
 319
 320             @Override
 321             public Long getCreatedSessions() {
 322                 return null;
 323             }
 324
 325             @Override
 326             public String noArg(String arg1) {
 327                 return "from no arg";
 328             }
 329         });
 330     }
 331
 332     @Test
 333 //    @Ignore
 334     public void testStartExi() throws Exception {
 335         try (NetconfClient netconfClient = createSession(tcpAddress, "1")) {
 336
 337
 338             Document rpcReply = netconfClient.sendMessage(this.startExi)
 339                     .getDocument();
 340             assertIsOK(rpcReply);
 341
 342             ExiParameters exiParams = new ExiParameters();
 343             exiParams.setParametersFromXmlElement(XmlElement.fromDomDocument(this.startExi.getDocument()));
 344
 345             netconfClient.getClientSession().addExiDecoder(ExiDecoderHandler.HANDLER_NAME, new ExiDecoderHandler(exiParams));
 346             netconfClient.getClientSession().addExiEncoder(ExiEncoderHandler.HANDLER_NAME, new ExiEncoderHandler(exiParams));
 347
 348             rpcReply = netconfClient.sendMessage(this.editConfig)
 349                     .getDocument();
 350             assertIsOK(rpcReply);
 351
 352             rpcReply = netconfClient.sendMessage(this.stopExi)
 353                     .getDocument();
 354             assertIsOK(rpcReply);
 355
 356         }
 357     }
 358
 359     @Test
 360     public void testCloseSession() throws Exception {
 361         try (NetconfClient netconfClient = createSession(tcpAddress, "1")) {
 362
 363             // edit config
 364             Document rpcReply = netconfClient.sendMessage(this.editConfig)
 365                     .getDocument();
 366             assertIsOK(rpcReply);
 367
 368             rpcReply = netconfClient.sendMessage(this.closeSession)
 369                     .getDocument();
 370
 371             assertIsOK(rpcReply);
 372         }
 373     }
 374
 375     @Test
 376     public void testEditConfig() throws Exception {
 377         try (NetconfClient netconfClient = createSession(tcpAddress, "1")) {
 378             // send edit_config.xml
 379             final Document rpcReply = netconfClient.sendMessage(this.editConfig).getDocument();
 380             assertIsOK(rpcReply);
 381         }
 382     }
 383
 384     @Test
 385     public void testValidate() throws Exception {
 386         try (NetconfClient netconfClient = createSession(tcpAddress, "1")) {
 387             // begin transaction
 388             Document rpcReply = netconfClient.sendMessage(getConfigCandidate).getDocument();
 389             assertEquals("data", XmlElement.fromDomDocument(rpcReply).getOnlyChildElement().getName());
 390
 391             // operations empty
 392             rpcReply = netconfClient.sendMessage(XmlFileLoader.xmlFileToNetconfMessage("netconfMessages/validate.xml"))
 393                     .getDocument();
 394             assertIsOK(rpcReply);
 395         }
 396     }
 397
 398     private void assertIsOK(final Document rpcReply) {
 399         assertEquals("rpc-reply", rpcReply.getDocumentElement().getLocalName());
 400         assertEquals("ok", XmlElement.fromDomDocument(rpcReply).getOnlyChildElement().getName());
 401     }
 402
 403     @Ignore
 404     @Test
 405     // TODO can only send NetconfMessage - it must be valid xml
 406     public void testClientHelloWithAuth() throws Exception {
 407         final String fileName = "netconfMessages/client_hello_with_auth.xml";
 408         // final InputStream resourceAsStream =
 409         // AbstractListenerTest.class.getResourceAsStream(fileName);
 410         // assertNotNull(resourceAsStream);
 411         try (NetconfClient netconfClient = new NetconfClient("test", tcpAddress, 5000, clientDispatcher)) {
 412             // IOUtils.copy(resourceAsStream, netconfClient.getStream());
 413             // netconfClient.getOutputStream().write(NetconfMessageFactory.endOfMessage);
 414             // server should not write anything back
 415             // assertEquals(null, netconfClient.readMessage());
 416             assertGetConfigWorks(netconfClient);
 417         }
 418     }
 419
 420     private Document assertGetConfigWorks(final NetconfClient netconfClient) throws InterruptedException {
 421         return assertGetConfigWorks(netconfClient, this.getConfig);
 422     }
 423
 424     private Document assertGetConfigWorks(final NetconfClient netconfClient, final NetconfMessage getConfigMessage)
 425             throws InterruptedException {
 426         final NetconfMessage rpcReply = netconfClient.sendMessage(getConfigMessage);
 427         assertNotNull(rpcReply);
 428         assertEquals("data", XmlElement.fromDomDocument(rpcReply.getDocument()).getOnlyChildElement().getName());
 429         return rpcReply.getDocument();
 430     }
 431
 432     @Test
 433     public void testGetConfig() throws Exception {
 434         try (NetconfClient netconfClient = createSession(tcpAddress, "1")) {
 435             assertGetConfigWorks(netconfClient);
 436         }
 437     }
 438
 439     @Test
 440     public void createYangTestBasedOnYuma() throws Exception {
 441         try (NetconfClient netconfClient = createSession(tcpAddress, "1")) {
 442             Document rpcReply = netconfClient.sendMessage(
 443                     XmlFileLoader.xmlFileToNetconfMessage("netconfMessages/editConfig_merge_yang-test.xml"))
 444                     .getDocument();
 445             assertEquals("rpc-reply", rpcReply.getDocumentElement().getTagName());
 446             assertIsOK(rpcReply);
 447             assertGetConfigWorks(netconfClient, this.getConfigCandidate);
 448             rpcReply = netconfClient.sendMessage(XmlFileLoader.xmlFileToNetconfMessage("netconfMessages/commit.xml"))
 449                     .getDocument();
 450             assertIsOK(rpcReply);
 451
 452             final ObjectName on = new ObjectName(
 453                     "org.opendaylight.controller:instanceName=impl-dep-instance,type=Module,moduleFactoryName=impl-dep");
 454             Set<ObjectName> cfgBeans = configRegistryClient.lookupConfigBeans();
 455             assertEquals(cfgBeans, Sets.newHashSet(on));
 456         }
 457     }
 458
 459     private NetconfClient createSession(final InetSocketAddress address, final String expected) throws Exception {
 460         final NetconfClient netconfClient = new NetconfClient("test " + address.toString(), address, 5000, clientDispatcher);
 461         assertEquals(expected, Long.toString(netconfClient.getSessionId()));
 462         return netconfClient;
 463     }
 464
 465     private void startSSHServer() throws Exception{
 466         logger.info("Creating SSH server");
 467         Thread sshServerThread = new Thread(NetconfSSHServer.start(10830,tcpAddress));
 468         sshServerThread.setDaemon(true);
 469         sshServerThread.start();
 470         logger.info("SSH server on");
 471     }
 472
 473     @Test
 474     public void sshTest() throws Exception {
 475         startSSHServer();
 476         logger.info("creating connection");
 477         Connection conn = new Connection(sshAddress.getHostName(),sshAddress.getPort());
 478         Assert.assertNotNull(conn);
 479         logger.info("connection created");
 480         conn.connect();
 481         boolean isAuthenticated = conn.authenticateWithPassword(USERNAME,PASSWORD);
 482         assertTrue(isAuthenticated);
 483         logger.info("user authenticated");
 484         final Session sess = conn.openSession();
 485         sess.startSubSystem("netconf");
 486         logger.info("user authenticated");
 487         sess.getStdin().write(XmlUtil.toString(this.getConfig.getDocument()).getBytes());
 488
 489         new Thread(){
 490            public void run(){
 491                while (true){
 492                  byte[] bytes = new byte[1024];
 493                    int c = 0;
 494                    try {
 495                        c = sess.getStdout().read(bytes);
 496                    } catch (IOException e) {
 497                        e.printStackTrace();  //To change body of catch statement use File | Settings | File Templates.
 498                    }
 499                    logger.info("got data:"+bytes);
 500                  if (c == 0) break;
 501                }
 502            }
 503         }.join();
 504     }
 505
 506
 507 }