mirror of https://github.com/apache/cloudstack.git
82 lines
2.7 KiB
Java
82 lines
2.7 KiB
Java
/**
|
|
* Copyright (C) 2010 Cloud.com, Inc. All rights reserved.
|
|
*
|
|
* This software is licensed under the GNU General Public License v3 or later.
|
|
*
|
|
* It is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or any later version.
|
|
* This program 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 General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
*
|
|
*/
|
|
|
|
package com.cloud.agent.manager;
|
|
|
|
import java.nio.channels.ClosedChannelException;
|
|
|
|
import org.apache.log4j.Logger;
|
|
|
|
import com.cloud.agent.transport.Request;
|
|
import com.cloud.exception.AgentUnavailableException;
|
|
import com.cloud.host.Status;
|
|
import com.cloud.utils.nio.Link;
|
|
|
|
/**
|
|
* ConnectedAgentAttache implements an direct connection to this management server.
|
|
*/
|
|
public class ConnectedAgentAttache extends AgentAttache {
|
|
private static final Logger s_logger = Logger.getLogger(ConnectedAgentAttache.class);
|
|
|
|
protected Link _link;
|
|
|
|
public ConnectedAgentAttache(final long id, final Link link, boolean maintenance) {
|
|
super(id, maintenance);
|
|
_link = link;
|
|
}
|
|
|
|
@Override
|
|
public synchronized void send(Request req) throws AgentUnavailableException {
|
|
try {
|
|
_link.send(req.toBytes());
|
|
} catch (ClosedChannelException e) {
|
|
throw new AgentUnavailableException("Channel is closed", _id);
|
|
}
|
|
}
|
|
|
|
@Override
|
|
public synchronized boolean isClosed() {
|
|
return _link == null;
|
|
}
|
|
|
|
@Override
|
|
public void disconnect(final Status state) {
|
|
synchronized (this) {
|
|
s_logger.debug("Processing Disconnect.");
|
|
if (_link != null) {
|
|
_link.close();
|
|
_link.terminated();
|
|
}
|
|
_link = null;
|
|
}
|
|
cancelAllCommands(state, true);
|
|
_requests.clear();
|
|
}
|
|
|
|
@Override
|
|
public boolean equals(Object obj) {
|
|
try {
|
|
ConnectedAgentAttache that = (ConnectedAgentAttache) obj;
|
|
return super.equals(obj) && this._link == that._link && this._link != null;
|
|
} catch (ClassCastException e) {
|
|
assert false : "Who's sending an " + obj.getClass().getSimpleName() + " to AgentAttache.equals()? ";
|
|
return false;
|
|
}
|
|
}
|
|
}
|