| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| package org.apache.sshd; |
| |
| import java.io.ByteArrayOutputStream; |
| import java.util.concurrent.CountDownLatch; |
| |
| import org.apache.sshd.client.ClientFactoryManager; |
| import org.apache.sshd.server.Command; |
| import org.apache.sshd.server.ServerFactoryManager; |
| import org.apache.sshd.util.BaseTest; |
| import org.apache.sshd.util.BogusPasswordAuthenticator; |
| import org.apache.sshd.util.BogusPublickeyAuthenticator; |
| import org.apache.sshd.util.EchoShellFactory; |
| import org.apache.sshd.util.Utils; |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static org.junit.Assert.assertEquals; |
| |
| /** |
| * TODO Add javadoc |
| * |
| * @author <a href="mailto:dev@mina.apache.org">Apache MINA SSHD Project</a> |
| */ |
| public class KeepAliveTest extends BaseTest { |
| |
| private SshServer sshd; |
| private int port; |
| |
| private int heartbeat = 2000; |
| private int timeout = 4000; |
| private int wait = 8000; |
| |
| @Before |
| public void setUp() throws Exception { |
| port = Utils.getFreePort(); |
| |
| sshd = SshServer.setUpDefaultServer(); |
| sshd.getProperties().put(ServerFactoryManager.IDLE_TIMEOUT, Integer.toString(timeout)); |
| sshd.setPort(port); |
| sshd.setKeyPairProvider(Utils.createTestHostKeyProvider()); |
| sshd.setShellFactory(new TestEchoShellFactory()); |
| sshd.setPasswordAuthenticator(new BogusPasswordAuthenticator()); |
| sshd.setPublickeyAuthenticator(new BogusPublickeyAuthenticator()); |
| sshd.start(); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| if (sshd != null) { |
| sshd.stop(true); |
| Thread.sleep(50); |
| } |
| } |
| |
| @Test |
| public void testClient() throws Exception { |
| SshClient client = SshClient.setUpDefaultClient(); |
| client.start(); |
| ClientSession session = client.connect("localhost", port).await().getSession(); |
| session.authPassword("smx", "smx").await().isSuccess(); |
| ClientChannel channel = session.createChannel(ClientChannel.CHANNEL_SHELL); |
| |
| int state = channel.waitFor(ClientChannel.CLOSED, wait); |
| assertEquals("Wrong channel state", ClientChannel.CLOSED | ClientChannel.EOF, state); |
| |
| channel.close(false); |
| client.stop(); |
| } |
| |
| @Test |
| public void testClientNew() throws Exception { |
| SshClient client = SshClient.setUpDefaultClient(); |
| client.start(); |
| ClientSession session = client.connect("smx", "localhost", port).await().getSession(); |
| session.addPasswordIdentity("smx"); |
| session.auth().verify(); |
| ClientChannel channel = session.createChannel(ClientChannel.CHANNEL_SHELL); |
| |
| int state = channel.waitFor(ClientChannel.CLOSED, wait); |
| assertEquals("Wrong channel state", ClientChannel.CLOSED | ClientChannel.EOF, state); |
| |
| channel.close(false); |
| client.stop(); |
| } |
| |
| @Test |
| public void testClientWithHeartBeat() throws Exception { |
| SshClient client = SshClient.setUpDefaultClient(); |
| client.getProperties().put(ClientFactoryManager.HEARTBEAT_INTERVAL, Integer.toString(heartbeat)); |
| client.start(); |
| ClientSession session = client.connect("localhost", port).await().getSession(); |
| session.authPassword("smx", "smx").await().isSuccess(); |
| ClientChannel channel = session.createChannel(ClientChannel.CHANNEL_SHELL); |
| |
| int state = channel.waitFor(ClientChannel.CLOSED, wait); |
| assertEquals("Wrong channel state", ClientChannel.TIMEOUT, state); |
| |
| channel.close(false); |
| client.stop(); |
| } |
| |
| @Test |
| public void testClientWithHeartBeatNew() throws Exception { |
| SshClient client = SshClient.setUpDefaultClient(); |
| client.getProperties().put(ClientFactoryManager.HEARTBEAT_INTERVAL, Integer.toString(heartbeat)); |
| client.start(); |
| ClientSession session = client.connect("smx", "localhost", port).await().getSession(); |
| session.addPasswordIdentity("smx"); |
| session.auth().verify(); |
| ClientChannel channel = session.createChannel(ClientChannel.CHANNEL_SHELL); |
| |
| int state = channel.waitFor(ClientChannel.CLOSED, wait); |
| assertEquals("Wrong channel state", ClientChannel.TIMEOUT, state); |
| |
| channel.close(false); |
| client.stop(); |
| } |
| |
| @Test |
| public void testShellClosedOnClientTimeout() throws Exception { |
| TestEchoShellFactory.TestEchoShell.latch = new CountDownLatch(1); |
| |
| SshClient client = SshClient.setUpDefaultClient(); |
| client.start(); |
| ClientSession session = client.connect("localhost", port).await().getSession(); |
| session.authPassword("smx", "smx").await().isSuccess(); |
| ClientChannel channel = session.createChannel(ClientChannel.CHANNEL_SHELL); |
| ByteArrayOutputStream out = new ByteArrayOutputStream(); |
| ByteArrayOutputStream err = new ByteArrayOutputStream(); |
| channel.setOut(out); |
| channel.setErr(err); |
| channel.open().await(); |
| |
| |
| TestEchoShellFactory.TestEchoShell.latch.await(); |
| int state = channel.waitFor(ClientChannel.CLOSED, wait); |
| assertEquals("Wrong channel state", ClientChannel.CLOSED | ClientChannel.EOF | ClientChannel.OPENED, state); |
| |
| channel.close(false); |
| client.stop(); |
| } |
| |
| @Test |
| public void testShellClosedOnClientTimeoutNew() throws Exception { |
| TestEchoShellFactory.TestEchoShell.latch = new CountDownLatch(1); |
| |
| SshClient client = SshClient.setUpDefaultClient(); |
| client.start(); |
| ClientSession session = client.connect("smx", "localhost", port).await().getSession(); |
| session.addPasswordIdentity("smx"); |
| session.auth().verify(); |
| ClientChannel channel = session.createChannel(ClientChannel.CHANNEL_SHELL); |
| ByteArrayOutputStream out = new ByteArrayOutputStream(); |
| ByteArrayOutputStream err = new ByteArrayOutputStream(); |
| channel.setOut(out); |
| channel.setErr(err); |
| channel.open().await(); |
| |
| |
| TestEchoShellFactory.TestEchoShell.latch.await(); |
| int state = channel.waitFor(ClientChannel.CLOSED, wait); |
| assertEquals("Wrong channel state", ClientChannel.CLOSED | ClientChannel.EOF | ClientChannel.OPENED, state); |
| |
| channel.close(false); |
| client.stop(); |
| } |
| |
| |
| public static class TestEchoShellFactory extends EchoShellFactory { |
| @Override |
| public Command create() { |
| return new TestEchoShell(); |
| } |
| public static class TestEchoShell extends EchoShell { |
| |
| public static CountDownLatch latch; |
| |
| @Override |
| public void destroy() { |
| if (latch != null) { |
| latch.countDown(); |
| } |
| super.destroy(); |
| } |
| } |
| } |
| |
| } |