/*
* JBoss, Home of Professional Open Source.
* Copyright 2009, Red Hat Middleware LLC, and individual contributors
* as indicated by the @author tags. See the copyright.txt file in the
* distribution for a full listing of individual contributors.
*
* This is free software; you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation; either version 2.1 of
* the License, or (at your option) any later version.
*
* This software is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this software; if not, write to the Free
* Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
* 02110-1301 USA, or see the FSF site: http://www.fsf.org.
*/
package org.jboss.test.remoting.transport.socket.socketexception;
import java.io.IOException;
import java.io.OutputStream;
import java.net.InetAddress;
import java.net.Socket;
import java.net.SocketException;
import java.net.UnknownHostException;
import java.rmi.MarshalException;
import java.util.HashMap;
import java.util.Map;
import javax.management.MBeanServer;
import javax.net.SocketFactory;
import junit.framework.TestCase;
import org.apache.log4j.ConsoleAppender;
import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.apache.log4j.PatternLayout;
import org.jboss.logging.XLevel;
import org.jboss.remoting.Client;
import org.jboss.remoting.InvocationRequest;
import org.jboss.remoting.InvokerLocator;
import org.jboss.remoting.Remoting;
import org.jboss.remoting.ServerInvocationHandler;
import org.jboss.remoting.ServerInvoker;
import org.jboss.remoting.callback.InvokerCallbackHandler;
import org.jboss.remoting.transport.Connector;
import org.jboss.remoting.transport.PortUtil;
/**
* Unit tests for JBREM-1146.
*
* @author <a href="ron.sigal@jboss.com">Ron Sigal</a>
* @version
* <p>
* Copyright Sep 2, 2009
* </p>
*/
public class GeneralizeSocketExceptionTestCase extends TestCase
{
private static Logger log = Logger.getLogger(GeneralizeSocketExceptionTestCase.class);
private static String connectionResetMessage = "yada yada connection reset yada yada";
private static String connectionClosedMessage = "yada yada connection closed yada yada";
private static String brokenPipeMessage = "yada yada broken pipe yada yada";
private static boolean firstTime = true;
protected String host;
protected int port;
protected String locatorURI;
protected InvokerLocator serverLocator;
protected Connector connector;
protected TestInvocationHandler invocationHandler;
public void setUp() throws Exception
{
if (firstTime)
{
firstTime = false;
Logger.getLogger("org.jboss.remoting").setLevel(XLevel.INFO);
Logger.getLogger("org.jboss.test.remoting").setLevel(Level.INFO);
String pattern = "[%d{ABSOLUTE}] [%t] %5p (%F:%L) - %m%n";
PatternLayout layout = new PatternLayout(pattern);
ConsoleAppender consoleAppender = new ConsoleAppender(layout);
Logger.getRootLogger().addAppender(consoleAppender);
}
TestOutputStream.counter = 0;
}
public void tearDown()
{
}
public void testConnectionResetNotGeneralized() throws Throwable
{
log.info("entering " + getName());
// Start server.
setupServer();
// Create client.
InvokerLocator clientLocator = new InvokerLocator(locatorURI);
HashMap clientConfig = new HashMap();
clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
clientConfig.put(Remoting.CUSTOM_SOCKET_FACTORY, new TestSocketFactory(new IOException(connectionResetMessage), 2));
addExtraClientConfig(clientConfig);
Client client = new Client(clientLocator, clientConfig);
client.connect();
log.info("client is connected");
// Verify invocation fails.
try
{
client.invoke("abc");
}
catch (MarshalException e)
{
Throwable t = e.getCause();
assertEquals(connectionResetMessage, t.getMessage());
}
catch (Throwable e)
{
fail("Expecteded message: " + connectionResetMessage + ", got: " + e.getMessage());
}
client.disconnect();
shutdownServer();
log.info(getName() + " PASSES");
}
public void testConnectionResetGeneralized() throws Throwable
{
log.info("entering " + getName());
// Start server.
setupServer();
// Create client.
InvokerLocator clientLocator = new InvokerLocator(locatorURI);
HashMap clientConfig = new HashMap();
clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
clientConfig.put(Remoting.CUSTOM_SOCKET_FACTORY, new TestSocketFactory(new IOException(connectionResetMessage), 2));
clientConfig.put("generalizeSocketException", "true");
addExtraClientConfig(clientConfig);
Client client = new Client(clientLocator, clientConfig);
client.connect();
log.info("client is connected");
// Verify invocation succeeds.
assertEquals("abc", client.invoke("abc"));
client.disconnect();
shutdownServer();
log.info(getName() + " PASSES");
}
public void testConnectionClosedNotGeneralized() throws Throwable
{
log.info("entering " + getName());
// Start server.
setupServer();
// Create client.
InvokerLocator clientLocator = new InvokerLocator(locatorURI);
HashMap clientConfig = new HashMap();
clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
clientConfig.put(Remoting.CUSTOM_SOCKET_FACTORY, new TestSocketFactory(new IOException(connectionClosedMessage), 2));
addExtraClientConfig(clientConfig);
Client client = new Client(clientLocator, clientConfig);
client.connect();
log.info("client is connected");
// Verify invocation fails.
try
{
client.invoke("abc");
}
catch (MarshalException e)
{
Throwable t = e.getCause();
assertEquals(connectionClosedMessage, t.getMessage());
}
catch (Throwable e)
{
fail("Expecteded message: " + connectionClosedMessage + ", got: " + e.getMessage());
}
client.disconnect();
shutdownServer();
log.info(getName() + " PASSES");
}
public void testConnectionClosedGeneralized() throws Throwable
{
log.info("entering " + getName());
// Start server.
setupServer();
// Create client.
InvokerLocator clientLocator = new InvokerLocator(locatorURI);
HashMap clientConfig = new HashMap();
clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
clientConfig.put(Remoting.CUSTOM_SOCKET_FACTORY, new TestSocketFactory(new IOException(connectionClosedMessage), 2));
clientConfig.put("generalizeSocketException", "true");
addExtraClientConfig(clientConfig);
Client client = new Client(clientLocator, clientConfig);
client.connect();
log.info("client is connected");
// Verify invocation succeeds.
assertEquals("abc", client.invoke("abc"));
client.disconnect();
shutdownServer();
log.info(getName() + " PASSES");
}
public void testBrokedPipedNotGeneralized() throws Throwable
{
log.info("entering " + getName());
// Start server.
setupServer();
// Create client.
InvokerLocator clientLocator = new InvokerLocator(locatorURI);
HashMap clientConfig = new HashMap();
clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
clientConfig.put(Remoting.CUSTOM_SOCKET_FACTORY, new TestSocketFactory(new IOException(brokenPipeMessage), 2));
addExtraClientConfig(clientConfig);
Client client = new Client(clientLocator, clientConfig);
client.connect();
log.info("client is connected");
// Verify invocation fails.
try
{
client.invoke("abc");
}
catch (MarshalException e)
{
Throwable t = e.getCause();
assertEquals(brokenPipeMessage, t.getMessage());
}
catch (Throwable e)
{
fail("Expecteded message: " + brokenPipeMessage + ", got: " + e.getMessage());
}
client.disconnect();
shutdownServer();
log.info(getName() + " PASSES");
}
public void testBrokedPipeGeneralized() throws Throwable
{
log.info("entering " + getName());
// Start server.
setupServer();
// Create client.
InvokerLocator clientLocator = new InvokerLocator(locatorURI);
HashMap clientConfig = new HashMap();
clientConfig.put(InvokerLocator.FORCE_REMOTE, "true");
clientConfig.put(Remoting.CUSTOM_SOCKET_FACTORY, new TestSocketFactory(new IOException(brokenPipeMessage), 2));
clientConfig.put("generalizeSocketException", "true");
addExtraClientConfig(clientConfig);
Client client = new Client(clientLocator, clientConfig);
client.connect();
log.info("client is connected");
// Verify invocation succeeds.
assertEquals("abc", client.invoke("abc"));
client.disconnect();
shutdownServer();
log.info(getName() + " PASSES");
}
protected String getTransport()
{
return "socket";
}
protected void addExtraClientConfig(Map config) {}
protected void addExtraServerConfig(Map config) {}
protected void setupServer() throws Exception
{
host = InetAddress.getLocalHost().getHostAddress();
port = PortUtil.findFreePort(host);
locatorURI = getTransport() + "://" + host + ":" + port;
String metadata = System.getProperty("remoting.metadata");
if (metadata != null)
{
locatorURI += "/?" + metadata;
}
serverLocator = new InvokerLocator(locatorURI);
log.info("Starting remoting server with locator uri of: " + locatorURI);
HashMap config = new HashMap();
config.put(InvokerLocator.FORCE_REMOTE, "true");
addExtraServerConfig(config);
connector = new Connector(serverLocator, config);
connector.create();
invocationHandler = new TestInvocationHandler();
connector.addInvocationHandler("test", invocationHandler);
connector.start();
}
protected void shutdownServer() throws Exception
{
if (connector != null)
connector.stop();
}
static class TestInvocationHandler implements ServerInvocationHandler
{
public void addListener(InvokerCallbackHandler callbackHandler) {}
public Object invoke(final InvocationRequest invocation) throws Throwable
{
return invocation.getParameter();
}
public void removeListener(InvokerCallbackHandler callbackHandler) {}
public void setMBeanServer(MBeanServer server) {}
public void setInvoker(ServerInvoker invoker) {}
}
public static class TestSocketFactory extends SocketFactory
{
IOException exception;
int throwOn = -1;
public TestSocketFactory()
{
exception = new SocketException("default");
}
public TestSocketFactory(IOException exception, int throwOn)
{
this.exception = exception;
this.throwOn = throwOn;
}
public Socket createSocket()
{
return new TestSocket(exception, throwOn);
}
public Socket createSocket(String arg0, int arg1) throws IOException, UnknownHostException
{
return new TestSocket(arg0, arg1, exception, throwOn);
}
public Socket createSocket(InetAddress arg0, int arg1) throws IOException
{
return new TestSocket(arg0, arg1, exception, throwOn);
}
public Socket createSocket(String arg0, int arg1, InetAddress arg2, int arg3) throws IOException, UnknownHostException
{
return new TestSocket(arg0, arg1, arg2, arg3, exception, throwOn);
}
public Socket createSocket(InetAddress arg0, int arg1, InetAddress arg2, int arg3) throws IOException
{
return new TestSocket(arg0, arg1, arg2, arg3, exception, throwOn);
}
}
static class TestSocket extends Socket
{
IOException exception;
int throwOn;
public TestSocket(IOException exception, int throwOn)
{
this.exception = exception;
this.throwOn = throwOn;
}
public TestSocket(String host, int port, IOException exception, int throwOn) throws UnknownHostException, IOException
{
super(host, port);
this.exception = exception;
this.throwOn = throwOn;
}
public TestSocket(InetAddress address, int port, IOException exception, int throwOn) throws IOException
{
super(address, port);
this.exception = exception;
this.throwOn = throwOn;
}
public TestSocket(String host, int port, InetAddress localAddr, int localPort, IOException exception, int throwOn) throws IOException
{
super(host, port, localAddr, localPort);
this.exception = exception;
this.throwOn = throwOn;
}
public TestSocket(InetAddress address, int port, InetAddress localAddr, int localPort, IOException exception, int throwOn) throws IOException
{
super(address, port, localAddr, localPort);
this.exception = exception;
this.throwOn = throwOn;
}
public OutputStream getOutputStream() throws IOException
{
return new TestOutputStream(super.getOutputStream(), exception, throwOn);
}
public String toString()
{
return "TestSocket[" + getLocalPort() + "->" + getPort() + "]";
}
}
static class TestOutputStream extends OutputStream
{
OutputStream os;
IOException exception;
boolean closed;
int throwOn;
boolean doThrowException = true;
public static int counter;
public TestOutputStream(OutputStream os, IOException exception, int throwOn)
{
this.os = os;
this.exception = exception;
this.throwOn = throwOn;
}
public void close()throws IOException
{
closed = true;
super.close();
log.info(this + " closed");
}
public void write(int b) throws IOException
{
System.out.print("b: " + b);
if (closed)
{
log.info("TestOutputStream closed, cannot write");
throw new IOException("closed");
}
if (doThrowException && ++counter == throwOn)
{
throw exception;
}
os.write(b);
}
public void write(byte b[], int off, int len) throws IOException
{
System.out.print("b: ");
for (int i = 0; i < len; i++)
{
System.out.print(b[i] + " ");
}
System.out.println("");
if (closed)
{
log.info("TestOutputStream closed, cannot write");
throw new IOException("closed");
}
log.info("TestOutputStream: counter = " + counter + ", throwOn = " + throwOn);
if (++counter == throwOn)
{
throw exception;
}
if (closed)
{
log.info("TestOutputStream closed, cannot write");
throw new IOException("closed");
}
try
{
log.info(this + " calling write()");
doThrowException = false;
os.write(b, off, len);
os.flush();
doThrowException = true;
log.info(this + " back from write()");
}
catch (IOException e)
{
log.info("exception: ", e);
throw e;
}
}
}
}