/*
* NOTE: This copyright does *not* cover user programs that use HQ
* program services by normal system calls through the application
* program interfaces provided as part of the Hyperic Plug-in Development
* Kit or the Hyperic Client Development Kit - this is merely considered
* normal use of the program, and does *not* fall under the heading of
* "derived work".
*
* Copyright (C) [2004-2009], Hyperic, Inc.
* This file is part of HQ.
*
* HQ is free software; you can redistribute it and/or modify
* it under the terms version 2 of the GNU General Public License as
* published by the Free Software Foundation. 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, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307
* USA.
*/
package org.hyperic.hq.appdef.server.session;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Iterator;
import java.util.List;
import org.hyperic.hq.appdef.shared.AppdefEntityConstants;
import org.hyperic.hq.appdef.shared.AppdefEntityID;
import org.hyperic.hq.appdef.shared.AppdefEntityNotFoundException;
import org.hyperic.hq.appdef.shared.AppdefResourceValue;
import org.hyperic.hq.appdef.shared.AppdefUtil;
import org.hyperic.hq.appdef.shared.InvalidAppdefTypeException;
import org.hyperic.hq.appdef.shared.PlatformNotFoundException;
import org.hyperic.hq.appdef.shared.PlatformValue;
import org.hyperic.hq.appdef.shared.ServerNotFoundException;
import org.hyperic.hq.appdef.shared.ServerValue;
import org.hyperic.hq.appdef.shared.ServiceNotFoundException;
import org.hyperic.hq.appdef.shared.ServiceValue;
import org.hyperic.hq.appdef.shared.VirtualManager;
import org.hyperic.hq.authz.server.session.AuthzSubject;
import org.hyperic.hq.authz.server.session.Resource;
import org.hyperic.hq.authz.server.session.Virtual;
import org.hyperic.hq.authz.shared.PermissionException;
import org.hyperic.hq.authz.shared.ResourceManager;
import org.hyperic.hq.common.NotFoundException;
import org.hyperic.hq.context.Bootstrap;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.transaction.annotation.Transactional;
/**
* This class is responsible for managing Server objects in appdef and their
* relationships
*/
@org.springframework.stereotype.Service
@Transactional
public class VirtualManagerImpl implements VirtualManager {
private VirtualDAO virtualDAO;
private PlatformDAO platformDAO;
private ServerDAO serverDAO;
private ServiceDAO serviceDAO;
private ResourceManager resourceManager;
@Autowired
public VirtualManagerImpl(VirtualDAO virtualDAO, PlatformDAO platformDAO, ServerDAO serverDAO,
ServiceDAO serviceDAO, ResourceManager resourceManager) {
this.virtualDAO = virtualDAO;
this.platformDAO = platformDAO;
this.serverDAO = serverDAO;
this.serviceDAO = serviceDAO;
this.resourceManager = resourceManager;
}
/**
* Find virtual platforms in a VM Process
* @return a list of virtual platform values
*
*/
@Transactional(readOnly=true)
public List<PlatformValue> findVirtualPlatformsByVM(AuthzSubject subject, Integer vmId)
throws PlatformNotFoundException, PermissionException {
Collection<Platform> platforms = platformDAO.findVirtualByProcessId(vmId);
List<PlatformValue> platVals = new ArrayList<PlatformValue>();
for (Platform platform : platforms) {
platVals.add(platform.getPlatformValue());
}
return platVals;
}
/**
* Find virtual servers in a VM Process
* @return a list of virtual server values
*
*/
@Transactional(readOnly=true)
public List<ServerValue> findVirtualServersByVM(AuthzSubject subject, Integer vmId) throws ServerNotFoundException,
PermissionException {
Collection<Server> servers = serverDAO.findVirtualByProcessId(vmId);
List<ServerValue> serverVals = new ArrayList<ServerValue>();
for (Server server : servers) {
serverVals.add(server.getServerValue());
}
return serverVals;
}
/**
* Find virtual services in a VM Process
* @return a list of virtual service values
*
*/
@Transactional(readOnly=true)
public List<ServiceValue> findVirtualServicesByVM(AuthzSubject subject, Integer vmId)
throws ServiceNotFoundException, PermissionException {
Collection<Service> services = serviceDAO.findVirtualByProcessId(vmId);
List<ServiceValue> svcVals = new ArrayList<ServiceValue>();
for (Service service : services) {
svcVals.add(service.getServiceValue());
}
return svcVals;
}
/**
* Find virtual resources whose parent is the given physical ID
* @return list of virtual resource values
*
*/
@Transactional(readOnly=true)
public List<AppdefResourceValue> findVirtualResourcesByPhysical(AuthzSubject subject, AppdefEntityID aeid)
throws AppdefEntityNotFoundException, PermissionException {
Collection<AppdefResource> appResources = new ArrayList<AppdefResource>();
switch (aeid.getType()) {
case AppdefEntityConstants.APPDEF_TYPE_PLATFORM:
appResources.addAll(platformDAO.findVirtualByPhysicalId(aeid.getId()));
break;
case AppdefEntityConstants.APPDEF_TYPE_SERVER:
appResources.addAll(serverDAO.findVirtualByPysicalId(aeid.getId()));
break;
case AppdefEntityConstants.APPDEF_TYPE_SERVICE:
appResources.addAll(serviceDAO.findVirtualByPysicalId(aeid.getId()));
break;
default:
throw new InvalidAppdefTypeException("Appdef Entity Type: " + aeid.getType() +
" does not support virtual resources");
}
List<AppdefResourceValue> resourcesList = new ArrayList<AppdefResourceValue>();
for (Iterator<AppdefResource> it = appResources.iterator(); it.hasNext();) {
switch (aeid.getType()) {
case AppdefEntityConstants.APPDEF_TYPE_PLATFORM:
resourcesList.add(((Platform) it.next()).getPlatformValue());
break;
case AppdefEntityConstants.APPDEF_TYPE_SERVER:
resourcesList.add(((Server) it.next()).getServerValue());
break;
case AppdefEntityConstants.APPDEF_TYPE_SERVICE:
resourcesList.add(((Service) it.next()).getServiceValue());
break;
default:
break;
}
}
return resourcesList;
}
/**
* Associate an array of entities to a VM
*
*
*/
public void associateEntities(AuthzSubject subj, Integer processId, AppdefEntityID[] aeids) {
for (int i = 0; i < aeids.length; i++) {
String typeStr = AppdefUtil.appdefTypeIdToAuthzTypeStr(aeids[i].getType());
Resource res = resourceManager.findResourceByTypeAndInstanceId(typeStr, aeids[i].getId());
virtualDAO.createVirtual(res, processId);
}
}
/**
* Associate an array of entities to a VM
* @throws NotFoundException
*
*
*/
public void associateToPhysical(AuthzSubject subj, Integer physicalId, AppdefEntityID aeid) throws NotFoundException {
Resource resource;
switch (aeid.getType()) {
case AppdefEntityConstants.APPDEF_TYPE_PLATFORM:
resource = platformDAO.findVirtualByInstanceId(aeid.getId());
break;
case AppdefEntityConstants.APPDEF_TYPE_SERVER:
resource = serverDAO.findVirtualByInstanceId(aeid.getId());
break;
case AppdefEntityConstants.APPDEF_TYPE_SERVICE:
resource = serviceDAO.findVirtualByInstanceId(aeid.getId());
break;
default:
throw new InvalidAppdefTypeException("Cannot associate appdefType " + aeid.getType() +
" to physical resource");
}
if (resource != null) {
Virtual virt = virtualDAO.findByResource(resource.getId());
virt.setPhysicalId(physicalId);
} else {
throw new NotFoundException(aeid.toString() + " is not registered as a virtual resource");
}
}
}