opendaylight/netconf/netconf-it/src/test/java/org/opendaylight/controller/netconf/it/NetconfITSecureTest.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 static org.junit.Assert.assertEquals;
  12 import static org.junit.Assert.assertFalse;
  13 import static org.junit.Assert.fail;
  14 import static org.mockito.Matchers.any;
  15 import static org.mockito.Matchers.anyString;
  16 import static org.mockito.Mockito.doNothing;
  17 import static org.mockito.Mockito.doReturn;
  18 import static org.mockito.Mockito.mock;
  19
  20 import com.google.common.collect.Lists;
  21 import com.google.common.util.concurrent.FutureCallback;
  22 import com.google.common.util.concurrent.Futures;
  23 import com.google.common.util.concurrent.ListenableFuture;
  24 import io.netty.channel.EventLoopGroup;
  25 import io.netty.channel.local.LocalAddress;
  26 import io.netty.channel.nio.NioEventLoopGroup;
  27 import io.netty.util.concurrent.GlobalEventExecutor;
  28 import java.io.IOException;
  29 import java.net.InetSocketAddress;
  30 import java.nio.file.Files;
  31 import java.util.List;
  32 import java.util.concurrent.ExecutorService;
  33 import java.util.concurrent.Executors;
  34 import java.util.concurrent.ScheduledExecutorService;
  35 import java.util.concurrent.TimeUnit;
  36 import java.util.concurrent.TimeoutException;
  37 import java.util.concurrent.atomic.AtomicInteger;
  38 import org.apache.sshd.server.PasswordAuthenticator;
  39 import org.apache.sshd.server.keyprovider.PEMGeneratorHostKeyProvider;
  40 import org.apache.sshd.server.session.ServerSession;
  41 import org.junit.After;
  42 import org.junit.Before;
  43 import org.junit.Test;
  44 import org.mockito.Mock;
  45 import org.mockito.MockitoAnnotations;
  46 import org.opendaylight.controller.netconf.api.NetconfMessage;
  47 import org.opendaylight.controller.netconf.auth.AuthProvider;
  48 import org.opendaylight.controller.netconf.client.NetconfClientDispatcher;
  49 import org.opendaylight.controller.netconf.client.NetconfClientDispatcherImpl;
  50 import org.opendaylight.controller.netconf.client.NetconfClientSessionListener;
  51 import org.opendaylight.controller.netconf.client.SimpleNetconfClientSessionListener;
  52 import org.opendaylight.controller.netconf.client.TestingNetconfClient;
  53 import org.opendaylight.controller.netconf.client.conf.NetconfClientConfiguration;
  54 import org.opendaylight.controller.netconf.client.conf.NetconfClientConfigurationBuilder;
  55 import org.opendaylight.controller.netconf.nettyutil.handler.ssh.authentication.AuthenticationHandler;
  56 import org.opendaylight.controller.netconf.nettyutil.handler.ssh.authentication.LoginPassword;
  57 import org.opendaylight.controller.netconf.ssh.SshProxyServer;
  58 import org.opendaylight.controller.netconf.util.messages.NetconfMessageUtil;
  59 import org.opendaylight.controller.netconf.util.osgi.NetconfConfigUtil;
  60 import org.opendaylight.controller.netconf.util.xml.XmlUtil;
  61 import org.opendaylight.controller.sal.connect.api.RemoteDevice;
  62 import org.opendaylight.controller.sal.connect.api.RemoteDeviceCommunicator;
  63 import org.opendaylight.controller.sal.connect.netconf.listener.NetconfDeviceCommunicator;
  64 import org.opendaylight.controller.sal.connect.netconf.listener.NetconfSessionCapabilities;
  65 import org.opendaylight.controller.sal.connect.util.RemoteDeviceId;
  66 import org.opendaylight.protocol.framework.NeverReconnectStrategy;
  67 import org.opendaylight.yangtools.yang.common.QName;
  68 import org.opendaylight.yangtools.yang.common.RpcResult;
  69 import org.xml.sax.SAXException;
  70
  71 public class NetconfITSecureTest extends AbstractNetconfConfigTest {
  72
  73     public static final int PORT = 12024;
  74     private static final InetSocketAddress TLS_ADDRESS = new InetSocketAddress("127.0.0.1", PORT);
  75
  76     public static final String USERNAME = "user";
  77     public static final String PASSWORD = "pwd";
  78
  79     private SshProxyServer sshProxyServer;
  80
  81     private ExecutorService nioExec;
  82     private EventLoopGroup clientGroup;
  83     private ScheduledExecutorService minaTimerEx;
  84
  85     @Before
  86     public void setUp() throws Exception {
  87         nioExec = Executors.newFixedThreadPool(1);
  88         clientGroup = new NioEventLoopGroup();
  89         minaTimerEx = Executors.newScheduledThreadPool(1);
  90         sshProxyServer = new SshProxyServer(minaTimerEx, clientGroup, nioExec);
  91         sshProxyServer.bind(TLS_ADDRESS, NetconfConfigUtil.getNetconfLocalAddress(), new PasswordAuthenticator() {
  92             @Override
  93             public boolean authenticate(final String username, final String password, final ServerSession session) {
  94                 return true;
  95             }
  96         }, new PEMGeneratorHostKeyProvider(Files.createTempFile("prefix", "suffix").toAbsolutePath().toString()));
  97     }
  98
  99     @After
 100     public void tearDown() throws Exception {
 101         sshProxyServer.close();
 102         clientGroup.shutdownGracefully().await();
 103         minaTimerEx.shutdownNow();
 104         nioExec.shutdownNow();
 105     }
 106
 107     @Test
 108     public void testSecure() throws Exception {
 109         final NetconfClientDispatcher dispatch = new NetconfClientDispatcherImpl(getNettyThreadgroup(), getNettyThreadgroup(), getHashedWheelTimer());
 110         try (TestingNetconfClient netconfClient = new TestingNetconfClient("testing-ssh-client", dispatch, getClientConfiguration(new SimpleNetconfClientSessionListener()))) {
 111             NetconfMessage response = netconfClient.sendMessage(getGetConfig());
 112             assertFalse("Unexpected error message " + XmlUtil.toString(response.getDocument()),
 113                     NetconfMessageUtil.isErrorMessage(response));
 114
 115             final NetconfMessage gs = new NetconfMessage(XmlUtil.readXmlToDocument("<rpc message-id=\"2\"\n" +
 116                     "     xmlns=\"urn:ietf:params:xml:ns:netconf:base:1.0\">\n" +
 117                     "    <get-schema xmlns=\"urn:ietf:params:xml:ns:yang:ietf-netconf-monitoring\">\n" +
 118                     "        <identifier>config</identifier>\n" +
 119                     "    </get-schema>\n" +
 120                     "</rpc>\n"));
 121
 122             response = netconfClient.sendMessage(gs);
 123             assertFalse("Unexpected error message " + XmlUtil.toString(response.getDocument()),
 124                     NetconfMessageUtil.isErrorMessage(response));
 125         }
 126     }
 127
 128     /**
 129      * Test all requests are handled properly and no mismatch occurs in listener
 130      */
 131     @Test(timeout = 6*60*1000)
 132     public void testSecureStress() throws Exception {
 133         final int requests = 4000;
 134
 135         final NetconfClientDispatcher dispatch = new NetconfClientDispatcherImpl(getNettyThreadgroup(), getNettyThreadgroup(), getHashedWheelTimer());
 136         final NetconfDeviceCommunicator sessionListener = getSessionListener();
 137         try (TestingNetconfClient netconfClient = new TestingNetconfClient("testing-ssh-client", dispatch, getClientConfiguration(sessionListener))) {
 138
 139             final AtomicInteger responseCounter = new AtomicInteger(0);
 140             final List<ListenableFuture<RpcResult<NetconfMessage>>> futures = Lists.newArrayList();
 141
 142             for (int i = 0; i < requests; i++) {
 143                 NetconfMessage getConfig = getGetConfig();
 144                 getConfig = changeMessageId(getConfig, i);
 145                 final ListenableFuture<RpcResult<NetconfMessage>> netconfMessageFuture = sessionListener.sendRequest(getConfig, QName.create("namespace", "2012-12-12", "get"));
 146                 futures.add(netconfMessageFuture);
 147                 Futures.addCallback(netconfMessageFuture, new FutureCallback<RpcResult<NetconfMessage>>() {
 148                     @Override
 149                     public void onSuccess(final RpcResult<NetconfMessage> result) {
 150                         responseCounter.incrementAndGet();
 151                     }
 152
 153                     @Override
 154                     public void onFailure(final Throwable t) {
 155                         throw new RuntimeException(t);
 156                     }
 157                 });
 158             }
 159
 160             // Wait for every future
 161             for (final ListenableFuture<RpcResult<NetconfMessage>> future : futures) {
 162                 try {
 163                     future.get(3, TimeUnit.MINUTES);
 164                 } catch (final TimeoutException e) {
 165                     fail("Request " + futures.indexOf(future) + " is not responding");
 166                 }
 167             }
 168
 169             // Give future listeners some time to finish counter incrementation
 170             Thread.sleep(5000);
 171
 172             assertEquals(requests, responseCounter.get());
 173         }
 174     }
 175
 176     private NetconfMessage changeMessageId(final NetconfMessage getConfig, final int i) throws IOException, SAXException {
 177         String s = XmlUtil.toString(getConfig.getDocument(), false);
 178         s = s.replace("101", Integer.toString(i));
 179         return new NetconfMessage(XmlUtil.readXmlToDocument(s));
 180     }
 181
 182     public NetconfClientConfiguration getClientConfiguration(final NetconfClientSessionListener sessionListener) throws IOException {
 183         final NetconfClientConfigurationBuilder b = NetconfClientConfigurationBuilder.create();
 184         b.withAddress(TLS_ADDRESS);
 185         // Using session listener from sal-netconf-connector since stress test cannot be performed with simple listener
 186         b.withSessionListener(sessionListener);
 187         b.withReconnectStrategy(new NeverReconnectStrategy(GlobalEventExecutor.INSTANCE, 5000));
 188         b.withProtocol(NetconfClientConfiguration.NetconfClientProtocol.SSH);
 189         b.withConnectionTimeoutMillis(5000);
 190         b.withAuthHandler(getAuthHandler());
 191         return b.build();
 192     }
 193
 194     @Mock
 195     private RemoteDevice<NetconfSessionCapabilities, NetconfMessage> mockedRemoteDevice;
 196
 197     private NetconfDeviceCommunicator getSessionListener() {
 198         MockitoAnnotations.initMocks(this);
 199         doNothing().when(mockedRemoteDevice).onRemoteSessionUp(any(NetconfSessionCapabilities.class), any(RemoteDeviceCommunicator.class));
 200         doNothing().when(mockedRemoteDevice).onRemoteSessionDown();
 201         return new NetconfDeviceCommunicator(new RemoteDeviceId("secure-test"), mockedRemoteDevice);
 202     }
 203
 204     public AuthProvider getAuthProvider() throws Exception {
 205         final AuthProvider mockAuth = mock(AuthProvider.class);
 206         doReturn("mockedAuth").when(mockAuth).toString();
 207         doReturn(true).when(mockAuth).authenticated(anyString(), anyString());
 208         return mockAuth;
 209     }
 210
 211     public AuthenticationHandler getAuthHandler() throws IOException {
 212         return new LoginPassword(USERNAME, PASSWORD);
 213     }
 214
 215     @Override
 216     protected LocalAddress getTcpServerAddress() {
 217         return NetconfConfigUtil.getNetconfLocalAddress();
 218     }
 219 }