| // 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 com.cloud.consoleproxy; |
| |
| import java.util.List; |
| |
| 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; |
| |
| /** |
| * This class is intended to replace the use of console proxy VMs managed by the Apache CloudStack (ACS) |
| * to non ACS console proxy services. The documentation that describe its use and requirements can be found in <a href="https://cwiki.apache.org/confluence/display/CLOUDSTACK/QuickCloud">QuickCloud</a>. |
| */ |
| 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().equals(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; |
| } |
| } |