/*
* 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.agent.unix;
import java.io.IOException;
import org.apache.sshd.client.channel.AbstractClientChannel;
import org.apache.sshd.client.future.OpenFuture;
import org.apache.sshd.common.SshConstants;
import org.apache.sshd.common.channel.ChannelOutputStream;
import org.apache.tomcat.jni.Socket;
import org.apache.tomcat.jni.Status;
public class AgentForwardedChannel extends AbstractClientChannel implements Runnable {
private final long socket;
public AgentForwardedChannel(long socket) {
super("auth-agent@openssh.com");
this.socket = socket;
}
public void run() {
try {
byte[] buf = new byte[1024];
while (true) {
int result = Socket.recv(socket, buf, 0, buf.length);
if (result == Status.APR_EOF) {
break;
} else if (result < Status.APR_SUCCESS) {
AgentServerProxy.throwException(result);
}
getOut().write(buf, 0, result);
getOut().flush();
}
} catch (Exception e) {
e.printStackTrace();
} finally {
close(false);
}
}
public synchronized OpenFuture open() throws IOException {
return internalOpen();
}
@Override
protected synchronized void doOpen() throws IOException {
out = new ChannelOutputStream(this, remoteWindow, log, SshConstants.Message.SSH_MSG_CHANNEL_DATA);
}
@Override
protected synchronized void postClose() {
Socket.close(socket);
super.postClose();
}
protected synchronized void doWriteData(byte[] data, int off, int len) throws IOException {
localWindow.consumeAndCheck(len);
int result = Socket.send(socket, data, off, len);
if (result < Status.APR_SUCCESS) {
AgentServerProxy.throwException(result);
}
}
}