2 * Copyright (c) 2014 Cisco Systems, Inc. and others. All rights reserved.
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
9 package org.opendaylight.controller.netconf.netty;
11 import static org.junit.Assert.assertEquals;
12 import static org.junit.Assert.assertFalse;
13 import static org.junit.Assert.assertTrue;
14 import static org.mockito.Matchers.anyString;
15 import static org.mockito.Mockito.doReturn;
16 import static org.mockito.Mockito.mock;
18 import com.google.common.base.Stopwatch;
19 import io.netty.bootstrap.Bootstrap;
20 import io.netty.channel.ChannelInitializer;
21 import io.netty.channel.EventLoopGroup;
22 import io.netty.channel.nio.NioEventLoopGroup;
23 import io.netty.channel.socket.nio.NioSocketChannel;
24 import io.netty.util.HashedWheelTimer;
25 import java.net.InetSocketAddress;
26 import java.util.concurrent.TimeUnit;
27 import org.junit.After;
28 import org.junit.Before;
29 import org.junit.Test;
30 import org.opendaylight.controller.netconf.netty.EchoClientHandler.State;
31 import org.opendaylight.controller.netconf.nettyutil.handler.ssh.authentication.LoginPassword;
32 import org.opendaylight.controller.netconf.nettyutil.handler.ssh.client.SshHandler;
33 import org.opendaylight.controller.netconf.ssh.NetconfSSHServer;
34 import org.opendaylight.controller.netconf.ssh.authentication.AuthProvider;
35 import org.opendaylight.controller.netconf.ssh.authentication.AuthProviderImpl;
36 import org.opendaylight.controller.netconf.ssh.authentication.PEMGenerator;
37 import org.opendaylight.controller.netconf.util.osgi.NetconfConfigUtil;
38 import org.slf4j.Logger;
39 import org.slf4j.LoggerFactory;
41 public class SSHTest {
42 public static final Logger logger = LoggerFactory.getLogger(SSHTest.class);
43 public static final String AHOJ = "ahoj\n";
44 private EventLoopGroup nettyGroup;
45 HashedWheelTimer hashedWheelTimer;
48 public void setUp() throws Exception {
49 hashedWheelTimer = new HashedWheelTimer();
50 nettyGroup = new NioEventLoopGroup();
54 public void tearDown() throws Exception {
55 hashedWheelTimer.stop();
56 nettyGroup.shutdownGracefully();
60 public void test() throws Exception {
61 new Thread(new EchoServer(), "EchoServer").start();
62 AuthProvider authProvider = mock(AuthProviderImpl.class);
63 doReturn(PEMGenerator.generate().toCharArray()).when(authProvider).getPEMAsCharArray();
64 doReturn(true).when(authProvider).authenticated(anyString(), anyString());
65 NetconfSSHServer netconfSSHServer = NetconfSSHServer.start(10831, NetconfConfigUtil.getNetconfLocalAddress(),
66 authProvider, new NioEventLoopGroup());
68 InetSocketAddress address = netconfSSHServer.getLocalSocketAddress();
69 final EchoClientHandler echoClientHandler = connectClient(address);
70 Stopwatch stopwatch = new Stopwatch().start();
71 while(echoClientHandler.isConnected() == false && stopwatch.elapsed(TimeUnit.SECONDS) < 5) {
74 assertTrue(echoClientHandler.isConnected());
75 logger.info("connected, writing to client");
76 echoClientHandler.write(AHOJ);
77 // check that server sent back the same string
78 stopwatch = stopwatch.reset().start();
79 while (echoClientHandler.read().endsWith(AHOJ) == false && stopwatch.elapsed(TimeUnit.SECONDS) < 5) {
83 String read = echoClientHandler.read();
84 assertTrue(read + " should end with " + AHOJ, read.endsWith(AHOJ));
86 logger.info("Closing socket");
87 netconfSSHServer.close();
88 netconfSSHServer.join();
92 public EchoClientHandler connectClient(InetSocketAddress address) {
93 final EchoClientHandler echoClientHandler = new EchoClientHandler();
94 ChannelInitializer<NioSocketChannel> channelInitializer = new ChannelInitializer<NioSocketChannel>() {
96 public void initChannel(NioSocketChannel ch) throws Exception {
97 ch.pipeline().addFirst(SshHandler.createForNetconfSubsystem(new LoginPassword("a", "a")));
98 ch.pipeline().addLast(echoClientHandler);
101 Bootstrap b = new Bootstrap();
104 .channel(NioSocketChannel.class)
105 .handler(channelInitializer);
108 b.connect(address).addListener(echoClientHandler);
109 return echoClientHandler;
113 public void testClientWithoutServer() throws Exception {
114 InetSocketAddress address = new InetSocketAddress(12345);
115 final EchoClientHandler echoClientHandler = connectClient(address);
116 Stopwatch stopwatch = new Stopwatch().start();
117 while(echoClientHandler.getState() == State.CONNECTING && stopwatch.elapsed(TimeUnit.SECONDS) < 5) {
120 assertFalse(echoClientHandler.isConnected());
121 assertEquals(State.FAILED_TO_CONNECT, echoClientHandler.getState());