/*
* The MIT License
*
* Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
package hudson.remoting.forward;
import hudson.remoting.VirtualChannel;
import hudson.remoting.Callable;
import hudson.remoting.SocketInputStream;
import hudson.remoting.RemoteOutputStream;
import hudson.remoting.SocketOutputStream;
import hudson.remoting.Channel;
import java.io.IOException;
import java.io.OutputStream;
import java.net.Socket;
/**
* Creates {@link Forwarder}.
*
* @author Kohsuke Kawaguchi
*/
public class ForwarderFactory {
/**
* Creates a connector on the remote side that connects to the speicied host and port.
*/
public static Forwarder create(VirtualChannel channel, final String remoteHost, final int remotePort) throws IOException, InterruptedException {
return channel.call(new Callable<Forwarder,IOException>() {
public Forwarder call() throws IOException {
return new ForwarderImpl(remoteHost,remotePort);
}
private static final long serialVersionUID = 1L;
});
}
public static Forwarder create(String remoteHost, int remotePort) {
return new ForwarderImpl(remoteHost,remotePort);
}
private static class ForwarderImpl implements Forwarder {
private final String remoteHost;
private final int remotePort;
private ForwarderImpl(String remoteHost, int remotePort) {
this.remoteHost = remoteHost;
this.remotePort = remotePort;
}
public OutputStream connect(OutputStream out) throws IOException {
Socket s = new Socket(remoteHost, remotePort);
new CopyThread(String.format("Copier to %s:%d", remoteHost, remotePort),
new SocketInputStream(s), out).start();
return new RemoteOutputStream(new SocketOutputStream(s));
}
/**
* When sent to the remote node, send a proxy.
*/
private Object writeReplace() {
return Channel.current().export(Forwarder.class, this);
}
}
}