// Copyright 2012 Citrix Systems, Inc. Licensed under the
// Apache License, Version 2.0 (the "License"); you may not use this
// file except in compliance with the License. Citrix Systems, Inc.
// reserves all rights not expressly granted by 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.
//
// Automatically generated by addcopyright.py at 04/03/2012
package com.cloud.consoleproxy;
import java.util.List;
import javax.ejb.Local;
import org.apache.log4j.Logger;
import com.cloud.host.Host;
import com.cloud.host.HostVO;
import com.cloud.info.ConsoleProxyInfo;
import com.cloud.vm.UserVmVO;
@Local(value={ConsoleProxyManager.class})
public class AgentBasedStandaloneConsoleProxyManager extends
AgentBasedConsoleProxyManager {
private static final Logger s_logger = Logger.getLogger(AgentBasedStandaloneConsoleProxyManager.class);
@Override
public ConsoleProxyInfo assignProxy(long dataCenterId, long userVmId) {
UserVmVO userVm = _userVmDao.findById(userVmId);
if (userVm == null) {
s_logger.warn("User VM " + userVmId
+ " no longer exists, return a null proxy for user vm:"
+ userVmId);
return null;
}
HostVO host = findHost(userVm);
if(host != null) {
HostVO allocatedHost = null;
/*Is there a consoleproxy agent running on the same machine?*/
List<HostVO> hosts = _hostDao.listAllIncludingRemoved();
for (HostVO hv : hosts) {
if (hv.getType() == Host.Type.ConsoleProxy && hv.getPublicIpAddress().equalsIgnoreCase(host.getPublicIpAddress())) {
allocatedHost = hv;
break;
}
}
if (allocatedHost == null) {
/*Is there a consoleproxy agent running in the same pod?*/
for (HostVO hv : hosts) {
if (hv.getType() == Host.Type.ConsoleProxy && hv.getPodId() == host.getPodId()) {
allocatedHost = hv;
break;
}
}
}
if (allocatedHost == null) {
if(s_logger.isDebugEnabled())
s_logger.debug("Failed to find a console proxy at host: " + host.getName() + " and in the pod: " + host.getPodId() + " to user vm " + userVmId);
return null;
}
if(s_logger.isDebugEnabled())
s_logger.debug("Assign standalone console proxy running at " + allocatedHost.getName() + " to user vm " + userVmId + " with public IP " + allocatedHost.getPublicIpAddress());
// only private IP, public IP, host id have meaningful values, rest of all are place-holder values
String publicIp = allocatedHost.getPublicIpAddress();
if(publicIp == null) {
if(s_logger.isDebugEnabled())
s_logger.debug("Host " + allocatedHost.getName() + "/" + allocatedHost.getPrivateIpAddress() +
" does not have public interface, we will return its private IP for cosole proxy.");
publicIp = allocatedHost.getPrivateIpAddress();
}
int urlPort = _consoleProxyUrlPort;
if(allocatedHost.getProxyPort() != null && allocatedHost.getProxyPort().intValue() > 0)
urlPort = allocatedHost.getProxyPort().intValue();
return new ConsoleProxyInfo(_sslEnabled, publicIp, _consoleProxyPort, urlPort, _consoleProxyUrlDomain);
} else {
s_logger.warn("Host that VM is running is no longer available, console access to VM " + userVmId + " will be temporarily unavailable.");
}
return null;
}
}